About the Execution of ITS-Tools for PolyORBLF-COL-S02J06T06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2477.092 | 3600000.00 | 6432276.00 | 10412.00 | 1 1 1 1 2 1 ? 1 1 1 1 1 1 6 1 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r210-smll-177969942100293.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is PolyORBLF-COL-S02J06T06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942100293
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.2K Mar 8 15:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 8 15:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 8 15:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 8 15:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 16 08:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 16 08:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 16 08:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 16 08:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Mar 8 15:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 8 15:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 8 15:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K Mar 8 15:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 154K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-00
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-01
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-02
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-03
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-04
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-05
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-06
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-07
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-08
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-09
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-10
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-11
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-12
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-13
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-14
FORMULA_NAME PolyORBLF-COL-S02J06T06-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1780042787855
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S02J06T06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-29 08:19:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-29 08:19:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-29 08:19:50] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-29 08:19:50] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-29 08:19:51] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1321 ms
[2026-05-29 08:19:51] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 536 PT places and 1096.0 transition bindings in 46 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 13 ms.
[2026-05-29 08:19:51] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 9 ms.
[2026-05-29 08:19:51] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5861897504057570427.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14727125717458289619.kers'
[2026-05-29 08:19:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5861897504057570427.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14727125717458289619.kers]
Normalized transition count is 64 out of 65 initially.
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 64 rows 73 cols 204 entries
Finished phase 1 with 43 SingleSign rule and 12 generalized
[2026-05-29 08:19:51] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14727125717458289619.kers
Total runtime 10 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0, 0] Max Struct:[+inf, +inf, 1, 1, 10, +inf, +inf, 10, +inf, +inf, +inf, +inf, 1, +inf, +inf, +inf]
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-29 08:19:51] [INFO ] Flow matrix only has 64 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6295182771368807585.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-919199641980274397.kers'
[2026-05-29 08:19:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6295182771368807585.kers, --Pflows, --basisKERS=/tmp/petrispot-output-919199641980274397.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 64 rows 73 cols 204 entries
Finished phase 1 with 43 SingleSign rule and 12 generalized
[2026-05-29 08:19:51] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-919199641980274397.kers
Total runtime 2 ms.
[2026-05-29 08:19:52] [INFO ] [Real]Absence check using 8 positive place invariants in 29 ms returned sat
[2026-05-29 08:19:52] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 21 ms returned sat
[2026-05-29 08:19:52] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2026-05-29 08:19:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:52] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 08:19:52] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:52] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2026-05-29 08:19:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-29 08:19:52] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2026-05-29 08:19:52] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-29 08:19:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 124 ms
[2026-05-29 08:19:52] [INFO ] Added : 59 causal constraints over 13 iterations in 343 ms. Result :sat
Minimization took 36 ms.
[2026-05-29 08:19:52] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:52] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2026-05-29 08:19:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2026-05-29 08:19:53] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 23 ms.
[2026-05-29 08:19:53] [INFO ] Added : 54 causal constraints over 11 iterations in 208 ms. Result :sat
Minimization took 49 ms.
[2026-05-29 08:19:53] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2026-05-29 08:19:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Nat]Absence check using state equation in 83 ms returned sat
[2026-05-29 08:19:53] [INFO ] [Nat]Added 8 Read/Feed constraints in 14 ms returned sat
[2026-05-29 08:19:53] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 08:19:54] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 287 ms
[2026-05-29 08:19:54] [INFO ] Added : 58 causal constraints over 12 iterations in 485 ms. Result :sat
Minimization took 60 ms.
[2026-05-29 08:19:54] [INFO ] [Real]Absence check using 8 positive place invariants in 13 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 15 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Real]Added 8 Read/Feed constraints in 3 ms returned sat
[2026-05-29 08:19:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Nat]Added 8 Read/Feed constraints in 15 ms returned sat
[2026-05-29 08:19:54] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 18 ms.
[2026-05-29 08:19:54] [INFO ] Added : 8 causal constraints over 2 iterations in 69 ms. Result :sat
Minimization took 47 ms.
[2026-05-29 08:19:54] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2026-05-29 08:19:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:54] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 14 ms returned sat
[2026-05-29 08:19:55] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 08:19:55] [INFO ] Added : 29 causal constraints over 6 iterations in 113 ms. Result :sat
Minimization took 53 ms.
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 16 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-29 08:19:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-29 08:19:55] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 08:19:55] [INFO ] Added : 9 causal constraints over 2 iterations in 44 ms. Result :sat
Minimization took 27 ms.
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned unsat
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2026-05-29 08:19:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2026-05-29 08:19:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 08:19:55] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 08:19:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2026-05-29 08:19:56] [INFO ] Added : 58 causal constraints over 12 iterations in 294 ms. Result :sat
Minimization took 54 ms.
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned unsat
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned unsat
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Real]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 08:19:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:56] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2026-05-29 08:19:56] [INFO ] [Nat]Added 8 Read/Feed constraints in 9 ms returned sat
[2026-05-29 08:19:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 116 ms
[2026-05-29 08:19:56] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-29 08:19:57] [INFO ] Added : 58 causal constraints over 13 iterations in 243 ms. Result :sat
Minimization took 252 ms.
[2026-05-29 08:19:57] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Real]Added 8 Read/Feed constraints in 4 ms returned sat
[2026-05-29 08:19:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:57] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Nat]Added 8 Read/Feed constraints in 14 ms returned sat
[2026-05-29 08:19:57] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-29 08:19:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2026-05-29 08:19:57] [INFO ] Added : 49 causal constraints over 11 iterations in 184 ms. Result :sat
Minimization took 43 ms.
[2026-05-29 08:19:57] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2026-05-29 08:19:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:57] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-29 08:19:57] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2026-05-29 08:19:58] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-29 08:19:58] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 309 ms
[2026-05-29 08:19:58] [INFO ] Added : 58 causal constraints over 12 iterations in 431 ms. Result :sat
Minimization took 57 ms.
[2026-05-29 08:19:58] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 18 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Real]Added 8 Read/Feed constraints in 9 ms returned sat
[2026-05-29 08:19:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:19:58] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2026-05-29 08:19:58] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-29 08:19:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2026-05-29 08:19:58] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 08:19:59] [INFO ] Added : 60 causal constraints over 12 iterations in 204 ms. Result :sat
Minimization took 60 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0] Max Struct:[+inf, +inf, 1, 10, +inf, +inf, 1, +inf, 1, 1, +inf, +inf, +inf, +inf]
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
[2026-05-29 08:19:59] [INFO ] Unfolded HLPN to a Petri net with 536 places and 1064 transitions 4866 arcs in 57 ms.
[2026-05-29 08:19:59] [INFO ] Unfolded 11 HLPN properties in 0 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, 1, 10, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, 1, 10, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7807791395396508839.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6185162974053349941.kers'
[2026-05-29 08:19:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7807791395396508839.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6185162974053349941.kers]
Normalized transition count is 956 out of 968 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 956 rows 529 cols 3774 entries
Finished phase 1 with 334 SingleSign rule and 152 generalized
[2026-05-29 08:19:59] [INFO ] Computed 50 invariants in 16 ms
Computed 50 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-6185162974053349941.kers
Total runtime 18 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[36, 36, 1, 10, 36, 180, 36, 24, 36, 36, 48]
RANDOM walk for 10000 steps (2 resets) in 91 ms. (108 steps per ms)
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 100003 steps (28 resets) in 489 ms. (204 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 2, 1, 2, 1, 1, 6, 1, 1] Max Struct:[36, 36, 10, 36, 180, 36, 24, 36, 36, 48]
[2026-05-29 08:19:59] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1700968489122874552.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16773676022643753529.kers'
[2026-05-29 08:19:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1700968489122874552.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16773676022643753529.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 956 rows 529 cols 3774 entries
Finished phase 1 with 334 SingleSign rule and 152 generalized
[2026-05-29 08:19:59] [INFO ] Computed 50 invariants in 11 ms
Computed 50 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-16773676022643753529.kers
Total runtime 13 ms.
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive place invariants in 19 ms returned sat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 48 ms returned unsat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive place invariants in 20 ms returned sat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 42 ms returned unsat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive place invariants in 27 ms returned sat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 29 ms returned unsat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive place invariants in 22 ms returned sat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 55 ms returned unsat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive place invariants in 22 ms returned sat
[2026-05-29 08:20:00] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 54 ms returned sat
[2026-05-29 08:20:01] [INFO ] [Real]Absence check using state equation in 774 ms returned sat
[2026-05-29 08:20:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:20:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 14 ms returned sat
[2026-05-29 08:20:01] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 37 ms returned sat
[2026-05-29 08:20:02] [INFO ] [Nat]Absence check using state equation in 701 ms returned sat
[2026-05-29 08:20:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:20:03] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 08:20:03] [INFO ] [Nat]Added 72 Read/Feed constraints in 776 ms returned sat
[2026-05-29 08:20:03] [INFO ] Computed and/alt/rep : 630/2206/624 causal constraints (skipped 330 transitions) in 141 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2026-05-29 08:20:06] [INFO ] [Real]Absence check using 14 positive place invariants in 21 ms returned sat
[2026-05-29 08:20:07] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 51 ms returned unsat
[2026-05-29 08:20:07] [INFO ] [Real]Absence check using 14 positive place invariants in 22 ms returned sat
[2026-05-29 08:20:07] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 62 ms returned sat
[2026-05-29 08:20:08] [INFO ] [Real]Absence check using state equation in 867 ms returned sat
[2026-05-29 08:20:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:20:08] [INFO ] [Nat]Absence check using 14 positive place invariants in 18 ms returned sat
[2026-05-29 08:20:08] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 35 ms returned sat
[2026-05-29 08:20:09] [INFO ] [Nat]Absence check using state equation in 1482 ms returned sat
[2026-05-29 08:20:10] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 08:20:10] [INFO ] [Nat]Added 72 Read/Feed constraints in 1020 ms returned unknown
[2026-05-29 08:20:10] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned unsat
[2026-05-29 08:20:11] [INFO ] [Real]Absence check using 14 positive place invariants in 14 ms returned sat
[2026-05-29 08:20:11] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 47 ms returned unsat
[2026-05-29 08:20:11] [INFO ] [Real]Absence check using 14 positive place invariants in 25 ms returned sat
[2026-05-29 08:20:11] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 67 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 2, 1, 2, 1, 1, 6, 1, 1] Max Struct:[1, 1, 2, 1, 180, 1, 24, 6, 1, 1]
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-13 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-04 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 1] Max Struct:[180, 24]
Support contains 18 out of 536 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 536/536 places, 968/968 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 50 rules applied. Total rules applied 50 place count 534 transition count 920
Reduce places removed 48 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 54 rules applied. Total rules applied 104 place count 486 transition count 914
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 110 place count 480 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 110 place count 480 transition count 854
Deduced a syphon composed of 60 places in 3 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 230 place count 420 transition count 854
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 326 place count 372 transition count 806
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 3 with 6 rules applied. Total rules applied 332 place count 372 transition count 800
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 338 place count 366 transition count 800
Applied a total of 338 rules in 406 ms. Remains 366 /536 variables (removed 170) and now considering 800/968 (removed 168) transitions.
Running 798 sub problems to find dead transitions.
[2026-05-29 08:20:11] [INFO ] Flow matrix only has 788 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18227621803481552836.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14682844986310569804.kers'
[2026-05-29 08:20:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18227621803481552836.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14682844986310569804.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 788 rows 361 cols 3684 entries
Finished phase 1 with 166 SingleSign rule and 152 generalized
[2026-05-29 08:20:11] [INFO ] Computed 48 invariants in 12 ms
Computed 48 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-14682844986310569804.kers
Total runtime 14 ms.
[2026-05-29 08:20:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/364 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 798 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/364 variables, 31/45 constraints. Problems are: Problem set: 0 solved, 798 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 364/1154 variables, and 55 constraints, problems are : Problem set: 0 solved, 798 unsolved in 20070 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 31/34 constraints, State Equation: 0/366 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 798/798 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 798 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/364 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 798 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/364 variables, 31/45 constraints. Problems are: Problem set: 0 solved, 798 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/364 variables, 10/55 constraints. Problems are: Problem set: 0 solved, 798 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 364/1154 variables, and 57 constraints, problems are : Problem set: 0 solved, 798 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 31/34 constraints, State Equation: 0/366 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/798 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41575ms problems are : Problem set: 0 solved, 798 unsolved
Search for dead transitions found 0 dead transitions in 41616ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42094 ms. Remains : 366/536 places, 800/968 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17065978911318168721.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7680434057093168382.kers'
[2026-05-29 08:20:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17065978911318168721.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7680434057093168382.kers]
Normalized transition count is 788 out of 800 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 788 rows 361 cols 3684 entries
Finished phase 1 with 166 SingleSign rule and 152 generalized
[2026-05-29 08:20:53] [INFO ] Computed 48 invariants in 12 ms
Computed 48 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-7680434057093168382.kers
Total runtime 15 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 1] Max Struct:[180, 24]
RANDOM walk for 1000000 steps (549 resets) in 5181 ms. (192 steps per ms)
BEST_FIRST walk for 2000000 steps (1708 resets) in 4888 ms. (409 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1] Max Struct:[180, 24]
[2026-05-29 08:21:03] [INFO ] Flow matrix only has 788 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-518358621016393949.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6710905231927609200.kers'
[2026-05-29 08:21:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-518358621016393949.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6710905231927609200.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 788 rows 361 cols 3684 entries
Finished phase 1 with 166 SingleSign rule and 152 generalized
[2026-05-29 08:21:03] [INFO ] Computed 48 invariants in 10 ms
Computed 48 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-6710905231927609200.kers
Total runtime 12 ms.
[2026-05-29 08:21:03] [INFO ] [Real]Absence check using 14 positive place invariants in 11 ms returned sat
[2026-05-29 08:21:03] [INFO ] [Real]Absence check using 14 positive and 34 generalized place invariants in 27 ms returned sat
[2026-05-29 08:21:04] [INFO ] [Real]Absence check using state equation in 545 ms returned sat
[2026-05-29 08:21:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:21:04] [INFO ] [Nat]Absence check using 14 positive place invariants in 17 ms returned sat
[2026-05-29 08:21:04] [INFO ] [Nat]Absence check using 14 positive and 34 generalized place invariants in 39 ms returned sat
[2026-05-29 08:21:05] [INFO ] [Nat]Absence check using state equation in 728 ms returned sat
[2026-05-29 08:21:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:21:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 360 ms returned sat
[2026-05-29 08:21:05] [INFO ] Computed and/alt/rep : 414/1918/408 causal constraints (skipped 378 transitions) in 100 ms.
[2026-05-29 08:21:08] [INFO ] Added : 60 causal constraints over 12 iterations in 2557 ms. Result :sat
Minimization took 2524 ms.
[2026-05-29 08:21:10] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned sat
[2026-05-29 08:21:10] [INFO ] [Real]Absence check using 14 positive and 34 generalized place invariants in 26 ms returned sat
[2026-05-29 08:21:11] [INFO ] [Real]Absence check using state equation in 400 ms returned sat
[2026-05-29 08:21:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:21:11] [INFO ] [Nat]Absence check using 14 positive place invariants in 16 ms returned sat
[2026-05-29 08:21:11] [INFO ] [Nat]Absence check using 14 positive and 34 generalized place invariants in 41 ms returned sat
[2026-05-29 08:21:11] [INFO ] [Nat]Absence check using state equation in 490 ms returned sat
[2026-05-29 08:21:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 289 ms returned sat
[2026-05-29 08:21:13] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 2 trap constraints in 1098 ms
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1] Max Struct:[180, 1]
FORMULA PolyORBLF-COL-S02J06T06-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[180]
Support contains 6 out of 366 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 366/366 places, 800/800 transitions.
Applied a total of 0 rules in 37 ms. Remains 366 /366 variables (removed 0) and now considering 800/800 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 366/366 places, 800/800 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14280307932154941561.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18368045472419737153.kers'
[2026-05-29 08:21:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14280307932154941561.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18368045472419737153.kers]
Normalized transition count is 788 out of 800 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 788 rows 361 cols 3684 entries
Finished phase 1 with 166 SingleSign rule and 152 generalized
[2026-05-29 08:21:13] [INFO ] Computed 48 invariants in 9 ms
Computed 48 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-18368045472419737153.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[180]
RANDOM walk for 1000000 steps (527 resets) in 3694 ms. (270 steps per ms)
BEST_FIRST walk for 1000001 steps (239 resets) in 2418 ms. (413 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[180]
[2026-05-29 08:21:20] [INFO ] Flow matrix only has 788 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12123752796370440771.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11727873002055641672.kers'
[2026-05-29 08:21:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12123752796370440771.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11727873002055641672.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 788 rows 361 cols 3684 entries
Finished phase 1 with 166 SingleSign rule and 152 generalized
[2026-05-29 08:21:20] [INFO ] Computed 48 invariants in 7 ms
Computed 48 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-11727873002055641672.kers
Total runtime 8 ms.
[2026-05-29 08:21:20] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned sat
[2026-05-29 08:21:20] [INFO ] [Real]Absence check using 14 positive and 34 generalized place invariants in 26 ms returned sat
[2026-05-29 08:21:20] [INFO ] [Real]Absence check using state equation in 461 ms returned sat
[2026-05-29 08:21:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:21:20] [INFO ] [Nat]Absence check using 14 positive place invariants in 10 ms returned sat
[2026-05-29 08:21:20] [INFO ] [Nat]Absence check using 14 positive and 34 generalized place invariants in 26 ms returned sat
[2026-05-29 08:21:21] [INFO ] [Nat]Absence check using state equation in 512 ms returned sat
[2026-05-29 08:21:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:21:21] [INFO ] [Nat]Added 72 Read/Feed constraints in 400 ms returned sat
[2026-05-29 08:21:21] [INFO ] Computed and/alt/rep : 414/1918/408 causal constraints (skipped 378 transitions) in 120 ms.
[2026-05-29 08:21:24] [INFO ] Added : 60 causal constraints over 12 iterations in 3017 ms. Result :sat
Minimization took 2790 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[180]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[180]
Support contains 6 out of 366 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 366/366 places, 800/800 transitions.
Applied a total of 0 rules in 23 ms. Remains 366 /366 variables (removed 0) and now considering 800/800 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 366/366 places, 800/800 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 366/366 places, 800/800 transitions.
Applied a total of 0 rules in 28 ms. Remains 366 /366 variables (removed 0) and now considering 800/800 (removed 0) transitions.
[2026-05-29 08:21:28] [INFO ] Flow matrix only has 788 transitions (discarded 12 similar events)
[2026-05-29 08:21:28] [INFO ] Invariant cache hit.
[2026-05-29 08:21:29] [INFO ] Implicit Places using invariants in 1839 ms returned [330, 331, 332, 333, 334, 335]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 1845 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 360/366 places, 800/800 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 354 transition count 794
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 354 transition count 794
Applied a total of 12 rules in 87 ms. Remains 354 /360 variables (removed 6) and now considering 794/800 (removed 6) transitions.
[2026-05-29 08:21:29] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15725837553749012311.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15843664537429126833.kers'
[2026-05-29 08:21:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15725837553749012311.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15843664537429126833.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:21:29] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-15843664537429126833.kers
Total runtime 13 ms.
[2026-05-29 08:21:31] [INFO ] Implicit Places using invariants in 1523 ms returned []
[2026-05-29 08:21:31] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:21:31] [INFO ] Invariant cache hit.
[2026-05-29 08:21:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:21:37] [INFO ] Implicit Places using invariants and state equation in 5845 ms returned []
Implicit Place search using SMT with State Equation took 7369 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 354/366 places, 794/800 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 9329 ms. Remains : 354/366 places, 794/800 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14981299400344591596.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1542457837703915760.kers'
[2026-05-29 08:21:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14981299400344591596.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1542457837703915760.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:21:37] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-1542457837703915760.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[180]
RANDOM walk for 1000000 steps (552 resets) in 4331 ms. (230 steps per ms)
BEST_FIRST walk for 1000000 steps (253 resets) in 1842 ms. (542 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[180]
[2026-05-29 08:21:43] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12389139519463816920.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4961490417351212710.kers'
[2026-05-29 08:21:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12389139519463816920.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4961490417351212710.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:21:43] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4961490417351212710.kers
Total runtime 8 ms.
[2026-05-29 08:21:43] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:21:43] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:21:43] [INFO ] [Real]Absence check using state equation in 310 ms returned sat
[2026-05-29 08:21:43] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:21:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:21:44] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:21:44] [INFO ] [Nat]Absence check using state equation in 405 ms returned sat
[2026-05-29 08:21:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:21:44] [INFO ] [Nat]Added 72 Read/Feed constraints in 171 ms returned sat
[2026-05-29 08:21:44] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 83 ms.
[2026-05-29 08:21:45] [INFO ] Added : 44 causal constraints over 9 iterations in 1231 ms. Result :sat
Minimization took 2567 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[180]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[180]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 31 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 18 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:21:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:21:49] [INFO ] Invariant cache hit.
[2026-05-29 08:21:51] [INFO ] Implicit Places using invariants in 1923 ms returned []
[2026-05-29 08:21:51] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:21:51] [INFO ] Invariant cache hit.
[2026-05-29 08:21:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:21:57] [INFO ] Implicit Places using invariants and state equation in 6032 ms returned []
Implicit Place search using SMT with State Equation took 7961 ms to find 0 implicit places.
[2026-05-29 08:21:57] [INFO ] Redundant transitions in 53 ms returned []
Running 792 sub problems to find dead transitions.
[2026-05-29 08:21:57] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:21:57] [INFO ] Invariant cache hit.
[2026-05-29 08:21:57] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/352 variables, 16/56 constraints. Problems are: Problem set: 0 solved, 792 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 352/1136 variables, and 56 constraints, problems are : Problem set: 0 solved, 792 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/354 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 792/792 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 792 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/352 variables, 16/56 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 792 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 352/1136 variables, and 57 constraints, problems are : Problem set: 0 solved, 792 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/29 constraints, State Equation: 0/354 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/792 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60581ms problems are : Problem set: 0 solved, 792 unsolved
Search for dead transitions found 0 dead transitions in 60585ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68643 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (24 resets) in 1401 ms. (28 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 462 ms. (86 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 532 ms. (75 steps per ms) remains 2/2 properties
[2026-05-29 08:22:58] [INFO ] Flatten gal took : 576 ms
[2026-05-29 08:22:58] [INFO ] Flatten gal took : 169 ms
[2026-05-29 08:22:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5936472997558374900.gal : 101 ms
[2026-05-29 08:22:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11687331312829221352.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5936472997558374900.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11687331312829221352.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11687331312829221352.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 179082 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 179082 steps, saw 91705 distinct states, run finished after 3009 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 08:23:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:23:01] [INFO ] Invariant cache hit.
[2026-05-29 08:23:01] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :4336 after 10218
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1652 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1476 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3145ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 27 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (18 resets) in 240 ms. (165 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (11 resets) in 228 ms. (174 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 310276 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 310276 steps, saw 151180 distinct states, run finished after 3005 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-29 08:23:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:23:07] [INFO ] Invariant cache hit.
[2026-05-29 08:23:07] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 639 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2710 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3362ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 17 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 15 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:23:11] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:23:11] [INFO ] Invariant cache hit.
[2026-05-29 08:23:12] [INFO ] Implicit Places using invariants in 1477 ms returned []
[2026-05-29 08:23:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:23:12] [INFO ] Invariant cache hit.
[2026-05-29 08:23:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:23:18] [INFO ] Implicit Places using invariants and state equation in 5234 ms returned []
Implicit Place search using SMT with State Equation took 6728 ms to find 0 implicit places.
[2026-05-29 08:23:18] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6765 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 82 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15656210179590345969.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12222354043847361632.kers'
[2026-05-29 08:23:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15656210179590345969.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12222354043847361632.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:23:18] [INFO ] Computed 42 invariants in 22 ms
Computed 42 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-12222354043847361632.kers
Total runtime 24 ms.
[2026-05-29 08:23:18] [INFO ] [Real]Absence check using 13 positive place invariants in 4 ms returned sat
[2026-05-29 08:23:18] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:23:18] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:23:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:23:18] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:23:23] [INFO ] After 4722ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:23:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 362 ms
TRAPS : Iteration 1
[2026-05-29 08:23:24] [INFO ] After 6029ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:23:25] [INFO ] After 6668ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:23:25] [INFO ] Flatten gal took : 110 ms
[2026-05-29 08:23:25] [INFO ] Flatten gal took : 117 ms
[2026-05-29 08:23:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1965222307376276004.gal : 39 ms
[2026-05-29 08:23:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11873106125543504134.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1965222307376276004.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11873106125543504134.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11873106125543504134.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:23:40] [INFO ] Flatten gal took : 55 ms
[2026-05-29 08:23:40] [INFO ] Applying decomposition
[2026-05-29 08:23:40] [INFO ] Flatten gal took : 50 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15409983574543818259.txt' '-o' '/tmp/graph15409983574543818259.bin' '-w' '/tmp/graph15409983574543818259.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15409983574543818259.bin' '-l' '-1' '-v' '-w' '/tmp/graph15409983574543818259.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:23:40] [INFO ] Decomposing Gal with order
[2026-05-29 08:23:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:23:41] [INFO ] Removed a total of 601 redundant transitions.
[2026-05-29 08:23:41] [INFO ] Flatten gal took : 363 ms
[2026-05-29 08:23:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 450 labels/synchronizations in 65 ms.
[2026-05-29 08:23:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13318856072422587404.gal : 21 ms
[2026-05-29 08:23:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12827793551494486795.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13318856072422587404.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12827793551494486795.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12827793551494486795.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 289
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :289 after 616
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :616 after 1103
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1103 after 2243
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2243 after 4961
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4961 after 11819
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 67060
Detected timeout of ITS tools.
[2026-05-29 08:23:49] [INFO ] Flatten gal took : 68 ms
[2026-05-29 08:23:49] [INFO ] Applying decomposition
[2026-05-29 08:23:49] [INFO ] Flatten gal took : 94 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13034355983102787418.txt' '-o' '/tmp/graph13034355983102787418.bin' '-w' '/tmp/graph13034355983102787418.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13034355983102787418.bin' '-l' '-1' '-v' '-w' '/tmp/graph13034355983102787418.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:23:49] [INFO ] Decomposing Gal with order
[2026-05-29 08:23:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:23:49] [INFO ] Removed a total of 622 redundant transitions.
[2026-05-29 08:23:49] [INFO ] Flatten gal took : 170 ms
[2026-05-29 08:23:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 355 labels/synchronizations in 34 ms.
[2026-05-29 08:23:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11379265696032114423.gal : 11 ms
[2026-05-29 08:23:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11260545774806283961.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11379265696032114423.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11260545774806283961.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11260545774806283961.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :110 after 206
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :206 after 332
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :332 after 752
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :752 after 1070
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1070 after 3242
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3242 after 10622
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 37226
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38732 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[179]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7397591033303766884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4814369102008512847.kers'
[2026-05-29 08:23:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7397591033303766884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4814369102008512847.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:23:56] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-4814369102008512847.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[179]
RANDOM walk for 1000000 steps (571 resets) in 3727 ms. (268 steps per ms)
BEST_FIRST walk for 1000001 steps (225 resets) in 1770 ms. (564 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[179]
[2026-05-29 08:24:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14357257030877170517.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9290389664670154696.kers'
[2026-05-29 08:24:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14357257030877170517.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9290389664670154696.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:24:02] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-9290389664670154696.kers
Total runtime 8 ms.
[2026-05-29 08:24:02] [INFO ] [Real]Absence check using 13 positive place invariants in 19 ms returned sat
[2026-05-29 08:24:02] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:24:03] [INFO ] [Real]Absence check using state equation in 450 ms returned sat
[2026-05-29 08:24:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:24:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 08:24:03] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:24:03] [INFO ] [Nat]Absence check using state equation in 589 ms returned sat
[2026-05-29 08:24:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:24:04] [INFO ] [Nat]Added 72 Read/Feed constraints in 250 ms returned sat
[2026-05-29 08:24:04] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 96 ms.
[2026-05-29 08:24:05] [INFO ] Added : 44 causal constraints over 9 iterations in 1346 ms. Result :sat
Minimization took 2741 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[179]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[179]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 33 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 14 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:24:08] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:24:08] [INFO ] Invariant cache hit.
[2026-05-29 08:24:10] [INFO ] Implicit Places using invariants in 1604 ms returned []
[2026-05-29 08:24:10] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:24:10] [INFO ] Invariant cache hit.
[2026-05-29 08:24:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:24:16] [INFO ] Implicit Places using invariants and state equation in 6140 ms returned []
Implicit Place search using SMT with State Equation took 7746 ms to find 0 implicit places.
[2026-05-29 08:24:16] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7774 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:24:16] [INFO ] Flatten gal took : 90 ms
RANDOM walk for 40000 steps (21 resets) in 517 ms. (77 steps per ms) remains 2/2 properties
[2026-05-29 08:24:16] [INFO ] Flatten gal took : 67 ms
[2026-05-29 08:24:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13687613007625076060.gal : 14 ms
[2026-05-29 08:24:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9975625448489512523.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13687613007625076060.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9975625448489512523.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (13 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9975625448489512523.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 212066 steps, run timeout after 3001 ms. (steps per millisecond=70 ) properties seen :0 out of 2
Probabilistic random walk after 212066 steps, saw 106942 distinct states, run finished after 3001 ms. (steps per millisecond=70 ) properties seen :0
[2026-05-29 08:24:19] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:24:19] [INFO ] Invariant cache hit.
[2026-05-29 08:24:19] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1398 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1328 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2740ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 45 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 25 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (26 resets) in 336 ms. (118 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (13 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 279603 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 279603 steps, saw 137115 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
[2026-05-29 08:24:25] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:24:25] [INFO ] Invariant cache hit.
[2026-05-29 08:24:25] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 583 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2646 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3240ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 37 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 25 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 33 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:24:29] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:24:29] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:24:30] [INFO ] Implicit Places using invariants in 1398 ms returned []
[2026-05-29 08:24:30] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:24:30] [INFO ] Invariant cache hit.
[2026-05-29 08:24:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:24:35] [INFO ] Implicit Places using invariants and state equation in 5417 ms returned []
Implicit Place search using SMT with State Equation took 6825 ms to find 0 implicit places.
[2026-05-29 08:24:35] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6881 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 89 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1340218762551588396.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11714225992517923927.kers'
[2026-05-29 08:24:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1340218762551588396.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11714225992517923927.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:24:35] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11714225992517923927.kers
Total runtime 7 ms.
[2026-05-29 08:24:36] [INFO ] [Real]Absence check using 13 positive place invariants in 4 ms returned sat
[2026-05-29 08:24:36] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 29 ms returned sat
[2026-05-29 08:24:36] [INFO ] After 110ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:24:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 4 ms returned sat
[2026-05-29 08:24:36] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 28 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:24:40] [INFO ] After 4579ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:24:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 415 ms
TRAPS : Iteration 1
[2026-05-29 08:24:42] [INFO ] After 6083ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:24:42] [INFO ] After 6741ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:24:42] [INFO ] Flatten gal took : 94 ms
[2026-05-29 08:24:42] [INFO ] Flatten gal took : 34 ms
[2026-05-29 08:24:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11444634465456403784.gal : 8 ms
[2026-05-29 08:24:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality891911365073211952.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11444634465456403784.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality891911365073211952.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality891911365073211952.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:24:58] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:24:58] [INFO ] Applying decomposition
[2026-05-29 08:24:58] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5357232610313834769.txt' '-o' '/tmp/graph5357232610313834769.bin' '-w' '/tmp/graph5357232610313834769.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5357232610313834769.bin' '-l' '-1' '-v' '-w' '/tmp/graph5357232610313834769.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:24:58] [INFO ] Decomposing Gal with order
[2026-05-29 08:24:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:24:58] [INFO ] Removed a total of 655 redundant transitions.
[2026-05-29 08:24:58] [INFO ] Flatten gal took : 106 ms
[2026-05-29 08:24:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 319 labels/synchronizations in 28 ms.
[2026-05-29 08:24:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14890197498073846602.gal : 8 ms
[2026-05-29 08:24:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10787866555239722509.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14890197498073846602.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10787866555239722509.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10787866555239722509.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 203
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :203 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 669
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :669 after 1215
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1215 after 2829
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2829 after 5841
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5841 after 15511
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 90270
Detected timeout of ITS tools.
[2026-05-29 08:25:06] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:25:06] [INFO ] Applying decomposition
[2026-05-29 08:25:06] [INFO ] Flatten gal took : 26 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12544949580422979285.txt' '-o' '/tmp/graph12544949580422979285.bin' '-w' '/tmp/graph12544949580422979285.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12544949580422979285.bin' '-l' '-1' '-v' '-w' '/tmp/graph12544949580422979285.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:25:06] [INFO ] Decomposing Gal with order
[2026-05-29 08:25:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:25:06] [INFO ] Removed a total of 688 redundant transitions.
[2026-05-29 08:25:07] [INFO ] Flatten gal took : 85 ms
[2026-05-29 08:25:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 397 labels/synchronizations in 55 ms.
[2026-05-29 08:25:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1272114892116954588.gal : 11 ms
[2026-05-29 08:25:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12402543312089197440.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1272114892116954588.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12402543312089197440.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12402543312089197440.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 14
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 15
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :15 after 16
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :16 after 18
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :18 after 34
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :34 after 66
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :66 after 130
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :130 after 378
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :378 after 952
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :952 after 6040
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6040 after 23404
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37619 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[178]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11271145305293195.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16100003547258859390.kers'
[2026-05-29 08:25:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11271145305293195.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16100003547258859390.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:25:13] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16100003547258859390.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[178]
RANDOM walk for 1000000 steps (546 resets) in 4061 ms. (246 steps per ms)
BEST_FIRST walk for 1000000 steps (244 resets) in 2043 ms. (489 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[178]
[2026-05-29 08:25:19] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15741143661392194197.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8653140977141784613.kers'
[2026-05-29 08:25:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15741143661392194197.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8653140977141784613.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:25:19] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-8653140977141784613.kers
Total runtime 8 ms.
[2026-05-29 08:25:19] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:25:19] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 23 ms returned sat
[2026-05-29 08:25:20] [INFO ] [Real]Absence check using state equation in 310 ms returned sat
[2026-05-29 08:25:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:25:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 08:25:20] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 28 ms returned sat
[2026-05-29 08:25:20] [INFO ] [Nat]Absence check using state equation in 446 ms returned sat
[2026-05-29 08:25:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:25:20] [INFO ] [Nat]Added 72 Read/Feed constraints in 162 ms returned sat
[2026-05-29 08:25:20] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 60 ms.
[2026-05-29 08:25:22] [INFO ] Added : 44 causal constraints over 9 iterations in 1205 ms. Result :sat
Minimization took 2357 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[178]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[178]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 22 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 22 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:25:25] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:25:25] [INFO ] Invariant cache hit.
[2026-05-29 08:25:26] [INFO ] Implicit Places using invariants in 1506 ms returned []
[2026-05-29 08:25:26] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:25:26] [INFO ] Invariant cache hit.
[2026-05-29 08:25:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:25:31] [INFO ] Implicit Places using invariants and state equation in 5115 ms returned []
Implicit Place search using SMT with State Equation took 6624 ms to find 0 implicit places.
[2026-05-29 08:25:31] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6660 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:25:31] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:25:31] [INFO ] Flatten gal took : 32 ms
[2026-05-29 08:25:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12302002725762085648.gal : 6 ms
[2026-05-29 08:25:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6253373863055308871.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12302002725762085648.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6253373863055308871.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (28 resets) in 289 ms. (137 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality6253373863055308871.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 218318 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 218318 steps, saw 109778 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 08:25:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:25:34] [INFO ] Invariant cache hit.
[2026-05-29 08:25:34] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1352 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1495 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2857ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 22 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (18 resets) in 268 ms. (148 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (11 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 329622 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 1
Probabilistic random walk after 329622 steps, saw 159844 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
[2026-05-29 08:25:40] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:25:40] [INFO ] Invariant cache hit.
[2026-05-29 08:25:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 550 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2221 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2780ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 13 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:25:43] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:25:43] [INFO ] Invariant cache hit.
[2026-05-29 08:25:44] [INFO ] Implicit Places using invariants in 1232 ms returned []
[2026-05-29 08:25:45] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:25:45] [INFO ] Invariant cache hit.
[2026-05-29 08:25:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:25:50] [INFO ] Implicit Places using invariants and state equation in 5145 ms returned []
Implicit Place search using SMT with State Equation took 6380 ms to find 0 implicit places.
[2026-05-29 08:25:50] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6408 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 61 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16054723111686181280.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3499397286624845889.kers'
[2026-05-29 08:25:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16054723111686181280.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3499397286624845889.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:25:50] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3499397286624845889.kers
Total runtime 9 ms.
[2026-05-29 08:25:50] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:25:50] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:25:50] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:25:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:25:50] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 29 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:25:54] [INFO ] After 4452ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:25:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 376 ms
TRAPS : Iteration 1
[2026-05-29 08:25:56] [INFO ] After 5777ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:25:56] [INFO ] After 6420ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:25:56] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:25:56] [INFO ] Flatten gal took : 34 ms
[2026-05-29 08:25:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18050815532648757751.gal : 6 ms
[2026-05-29 08:25:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18080536091334268788.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18050815532648757751.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18080536091334268788.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality18080536091334268788.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:26:11] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:26:11] [INFO ] Applying decomposition
[2026-05-29 08:26:11] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15190167220064566849.txt' '-o' '/tmp/graph15190167220064566849.bin' '-w' '/tmp/graph15190167220064566849.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15190167220064566849.bin' '-l' '-1' '-v' '-w' '/tmp/graph15190167220064566849.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:26:12] [INFO ] Decomposing Gal with order
[2026-05-29 08:26:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:26:12] [INFO ] Removed a total of 664 redundant transitions.
[2026-05-29 08:26:12] [INFO ] Flatten gal took : 138 ms
[2026-05-29 08:26:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 333 labels/synchronizations in 40 ms.
[2026-05-29 08:26:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13086884423168424492.gal : 11 ms
[2026-05-29 08:26:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11661904272325189796.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13086884423168424492.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11661904272325189796.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11661904272325189796.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 217
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :217 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 645
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :645 after 1168
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1168 after 2575
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2575 after 5230
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5230 after 11939
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 63809
Detected timeout of ITS tools.
[2026-05-29 08:26:21] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:26:21] [INFO ] Applying decomposition
[2026-05-29 08:26:21] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10481400177301772242.txt' '-o' '/tmp/graph10481400177301772242.bin' '-w' '/tmp/graph10481400177301772242.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10481400177301772242.bin' '-l' '-1' '-v' '-w' '/tmp/graph10481400177301772242.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:26:21] [INFO ] Decomposing Gal with order
[2026-05-29 08:26:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:26:22] [INFO ] Removed a total of 662 redundant transitions.
[2026-05-29 08:26:22] [INFO ] Flatten gal took : 75 ms
[2026-05-29 08:26:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 301 labels/synchronizations in 16 ms.
[2026-05-29 08:26:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7018830039643372265.gal : 11 ms
[2026-05-29 08:26:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5979735443393609318.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7018830039643372265.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5979735443393609318.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5979735443393609318.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 14
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :14 after 20
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :20 after 64
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :64 after 178
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :178 after 562
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :562 after 742
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :742 after 836
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :836 after 1788
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1788 after 3426
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3426 after 7232
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37287 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[177]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7051138256050753839.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11184884676510812098.kers'
[2026-05-29 08:26:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7051138256050753839.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11184884676510812098.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:26:27] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-11184884676510812098.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[177]
RANDOM walk for 1000000 steps (573 resets) in 3330 ms. (300 steps per ms)
BEST_FIRST walk for 1000000 steps (215 resets) in 1686 ms. (592 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[177]
[2026-05-29 08:26:32] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18446650919481645367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16021211773249233291.kers'
[2026-05-29 08:26:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18446650919481645367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16021211773249233291.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:26:32] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16021211773249233291.kers
Total runtime 8 ms.
[2026-05-29 08:26:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:26:32] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 28 ms returned sat
[2026-05-29 08:26:33] [INFO ] [Real]Absence check using state equation in 396 ms returned sat
[2026-05-29 08:26:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:26:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:26:33] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 41 ms returned sat
[2026-05-29 08:26:33] [INFO ] [Nat]Absence check using state equation in 670 ms returned sat
[2026-05-29 08:26:33] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:26:34] [INFO ] [Nat]Added 72 Read/Feed constraints in 267 ms returned sat
[2026-05-29 08:26:34] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 88 ms.
[2026-05-29 08:26:35] [INFO ] Added : 44 causal constraints over 9 iterations in 1636 ms. Result :sat
Minimization took 2707 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[177]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[177]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 20 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 20 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:26:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:26:39] [INFO ] Invariant cache hit.
[2026-05-29 08:26:41] [INFO ] Implicit Places using invariants in 1968 ms returned []
[2026-05-29 08:26:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:26:41] [INFO ] Invariant cache hit.
[2026-05-29 08:26:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:26:46] [INFO ] Implicit Places using invariants and state equation in 5544 ms returned []
Implicit Place search using SMT with State Equation took 7515 ms to find 0 implicit places.
[2026-05-29 08:26:46] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7550 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:26:46] [INFO ] Flatten gal took : 71 ms
[2026-05-29 08:26:46] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:26:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6021890970754890449.gal : 5 ms
[2026-05-29 08:26:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6055986081597224459.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6021890970754890449.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6055986081597224459.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40001 steps (16 resets) in 355 ms. (112 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (13 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality6055986081597224459.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 205509 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :0 out of 2
Probabilistic random walk after 205509 steps, saw 103900 distinct states, run finished after 3001 ms. (steps per millisecond=68 ) properties seen :0
[2026-05-29 08:26:50] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:26:50] [INFO ] Invariant cache hit.
[2026-05-29 08:26:50] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1390 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1482 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2883ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 14 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (24 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
BEST_FIRST walk for 40002 steps (12 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
SDD size :10218 after 23798
Interrupted probabilistic random walk after 324655 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :0 out of 1
Probabilistic random walk after 324655 steps, saw 157524 distinct states, run finished after 3001 ms. (steps per millisecond=108 ) properties seen :0
[2026-05-29 08:26:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:26:56] [INFO ] Invariant cache hit.
[2026-05-29 08:26:56] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 541 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2418 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2968ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 28 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 13 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:26:59] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:26:59] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:27:00] [INFO ] Implicit Places using invariants in 1272 ms returned []
[2026-05-29 08:27:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:27:00] [INFO ] Invariant cache hit.
[2026-05-29 08:27:00] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:27:05] [INFO ] Implicit Places using invariants and state equation in 5206 ms returned []
Implicit Place search using SMT with State Equation took 6480 ms to find 0 implicit places.
[2026-05-29 08:27:05] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6508 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 66 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5187880945790016655.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10521715217771472571.kers'
[2026-05-29 08:27:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5187880945790016655.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10521715217771472571.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:27:05] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10521715217771472571.kers
Total runtime 8 ms.
[2026-05-29 08:27:05] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:27:05] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:27:05] [INFO ] After 169ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:27:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:27:05] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:27:10] [INFO ] After 4582ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:27:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 349 ms
TRAPS : Iteration 1
[2026-05-29 08:27:11] [INFO ] After 5851ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:27:12] [INFO ] After 6509ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:27:12] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:27:12] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:27:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6336658641648935995.gal : 7 ms
[2026-05-29 08:27:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12983013686666730000.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6336658641648935995.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12983013686666730000.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12983013686666730000.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:27:27] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:27:27] [INFO ] Applying decomposition
[2026-05-29 08:27:27] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10155689369279056827.txt' '-o' '/tmp/graph10155689369279056827.bin' '-w' '/tmp/graph10155689369279056827.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10155689369279056827.bin' '-l' '-1' '-v' '-w' '/tmp/graph10155689369279056827.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:27:27] [INFO ] Decomposing Gal with order
[2026-05-29 08:27:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:27:27] [INFO ] Removed a total of 613 redundant transitions.
[2026-05-29 08:27:27] [INFO ] Flatten gal took : 81 ms
[2026-05-29 08:27:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 430 labels/synchronizations in 10 ms.
[2026-05-29 08:27:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3267637646372326008.gal : 7 ms
[2026-05-29 08:27:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1242554199443338945.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3267637646372326008.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1242554199443338945.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1242554199443338945.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :13 after 14
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 15
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :17 after 19
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :19 after 32
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :32 after 48
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :48 after 177
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :177 after 439
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :439 after 1186
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1186 after 2203
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2203 after 6311
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :6311 after 20203
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:27:37] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:27:37] [INFO ] Applying decomposition
[2026-05-29 08:27:37] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8563545956532412254.txt' '-o' '/tmp/graph8563545956532412254.bin' '-w' '/tmp/graph8563545956532412254.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8563545956532412254.bin' '-l' '-1' '-v' '-w' '/tmp/graph8563545956532412254.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:27:37] [INFO ] Decomposing Gal with order
[2026-05-29 08:27:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:27:37] [INFO ] Removed a total of 513 redundant transitions.
[2026-05-29 08:27:37] [INFO ] Flatten gal took : 77 ms
[2026-05-29 08:27:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 258 labels/synchronizations in 7 ms.
[2026-05-29 08:27:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6972110550785339017.gal : 6 ms
[2026-05-29 08:27:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5755547181171365964.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6972110550785339017.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5755547181171365964.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5755547181171365964.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :8 after 16
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :16 after 28
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :28 after 130
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :130 after 234
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :234 after 312
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :312 after 832
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :832 after 1130
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1130 after 3237
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3237 after 7624
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :63693 after 98827
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37221 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[176]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5973943370015586935.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10840526844472933139.kers'
[2026-05-29 08:27:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5973943370015586935.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10840526844472933139.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:27:42] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-10840526844472933139.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[176]
RANDOM walk for 1000000 steps (565 resets) in 3475 ms. (287 steps per ms)
BEST_FIRST walk for 1000000 steps (241 resets) in 1663 ms. (600 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[176]
[2026-05-29 08:27:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5683272531628262552.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12933487818864906075.kers'
[2026-05-29 08:27:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5683272531628262552.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12933487818864906075.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:27:47] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-12933487818864906075.kers
Total runtime 8 ms.
[2026-05-29 08:27:48] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:27:48] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:27:48] [INFO ] [Real]Absence check using state equation in 492 ms returned sat
[2026-05-29 08:27:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:27:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:27:48] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 35 ms returned sat
[2026-05-29 08:27:49] [INFO ] [Nat]Absence check using state equation in 628 ms returned sat
[2026-05-29 08:27:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:27:49] [INFO ] [Nat]Added 72 Read/Feed constraints in 265 ms returned sat
[2026-05-29 08:27:49] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 84 ms.
[2026-05-29 08:27:51] [INFO ] Added : 44 causal constraints over 9 iterations in 1632 ms. Result :sat
Minimization took 2668 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[176]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[176]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:27:54] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:27:54] [INFO ] Invariant cache hit.
[2026-05-29 08:27:56] [INFO ] Implicit Places using invariants in 1591 ms returned []
[2026-05-29 08:27:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:27:56] [INFO ] Invariant cache hit.
[2026-05-29 08:27:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:28:01] [INFO ] Implicit Places using invariants and state equation in 5225 ms returned []
Implicit Place search using SMT with State Equation took 6818 ms to find 0 implicit places.
[2026-05-29 08:28:01] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6840 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:28:01] [INFO ] Flatten gal took : 53 ms
[2026-05-29 08:28:01] [INFO ] Flatten gal took : 32 ms
[2026-05-29 08:28:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9371159136021327200.gal : 4 ms
[2026-05-29 08:28:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6764645331522634563.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9371159136021327200.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6764645331522634563.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (17 resets) in 319 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 257 ms. (155 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality6764645331522634563.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 253 ms. (157 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 210179 steps, run timeout after 3001 ms. (steps per millisecond=70 ) properties seen :0 out of 2
Probabilistic random walk after 210179 steps, saw 106017 distinct states, run finished after 3001 ms. (steps per millisecond=70 ) properties seen :0
[2026-05-29 08:28:04] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:28:04] [INFO ] Invariant cache hit.
[2026-05-29 08:28:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1374 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1519 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2904ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (18 resets) in 232 ms. (171 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (10 resets) in 108 ms. (367 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 323442 steps, run timeout after 3001 ms. (steps per millisecond=107 ) properties seen :0 out of 1
Probabilistic random walk after 323442 steps, saw 156965 distinct states, run finished after 3005 ms. (steps per millisecond=107 ) properties seen :0
[2026-05-29 08:28:10] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:28:10] [INFO ] Invariant cache hit.
[2026-05-29 08:28:10] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 542 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2520 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3075ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:28:13] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:28:13] [INFO ] Invariant cache hit.
[2026-05-29 08:28:15] [INFO ] Implicit Places using invariants in 1338 ms returned []
[2026-05-29 08:28:15] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:28:15] [INFO ] Invariant cache hit.
[2026-05-29 08:28:15] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:28:20] [INFO ] Implicit Places using invariants and state equation in 5448 ms returned []
Implicit Place search using SMT with State Equation took 6789 ms to find 0 implicit places.
[2026-05-29 08:28:20] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6819 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 114 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1393842523167664712.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9810476133408505573.kers'
[2026-05-29 08:28:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1393842523167664712.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9810476133408505573.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:28:20] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-9810476133408505573.kers
Total runtime 15 ms.
[2026-05-29 08:28:21] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 08:28:21] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 120 ms returned sat
[2026-05-29 08:28:21] [INFO ] After 379ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:28:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:28:21] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:28:26] [INFO ] After 4614ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:28:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 878 ms
TRAPS : Iteration 1
[2026-05-29 08:28:27] [INFO ] After 6421ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:28:28] [INFO ] After 7072ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:28:28] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:28:28] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:28:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5435725758898348218.gal : 6 ms
[2026-05-29 08:28:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13442221766980044606.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5435725758898348218.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13442221766980044606.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13442221766980044606.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:28:43] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:28:43] [INFO ] Applying decomposition
[2026-05-29 08:28:43] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12964818519816279187.txt' '-o' '/tmp/graph12964818519816279187.bin' '-w' '/tmp/graph12964818519816279187.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12964818519816279187.bin' '-l' '-1' '-v' '-w' '/tmp/graph12964818519816279187.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:28:43] [INFO ] Decomposing Gal with order
[2026-05-29 08:28:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:28:43] [INFO ] Removed a total of 727 redundant transitions.
[2026-05-29 08:28:43] [INFO ] Flatten gal took : 64 ms
[2026-05-29 08:28:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 286 labels/synchronizations in 8 ms.
[2026-05-29 08:28:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17682291183680123634.gal : 5 ms
[2026-05-29 08:28:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10798465039693410365.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17682291183680123634.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10798465039693410365.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10798465039693410365.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 647
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :647 after 1171
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1171 after 2668
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2668 after 5153
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5153 after 12359
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 64276
Detected timeout of ITS tools.
[2026-05-29 08:28:51] [INFO ] Flatten gal took : 32 ms
[2026-05-29 08:28:51] [INFO ] Applying decomposition
[2026-05-29 08:28:51] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4946277755703408084.txt' '-o' '/tmp/graph4946277755703408084.bin' '-w' '/tmp/graph4946277755703408084.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4946277755703408084.bin' '-l' '-1' '-v' '-w' '/tmp/graph4946277755703408084.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:28:51] [INFO ] Decomposing Gal with order
[2026-05-29 08:28:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:28:51] [INFO ] Removed a total of 519 redundant transitions.
[2026-05-29 08:28:51] [INFO ] Flatten gal took : 65 ms
[2026-05-29 08:28:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 246 labels/synchronizations in 12 ms.
[2026-05-29 08:28:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9843063660475015817.gal : 5 ms
[2026-05-29 08:28:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11176075607250928736.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9843063660475015817.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11176075607250928736.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11176075607250928736.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 46
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :46 after 74
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :74 after 130
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :130 after 234
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :234 after 382
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :382 after 912
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :912 after 1826
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1826 after 6264
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 37819
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38034 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[175]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2683643212441694580.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11820361143463419860.kers'
[2026-05-29 08:28:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2683643212441694580.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11820361143463419860.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:28:58] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11820361143463419860.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[175]
RANDOM walk for 1000000 steps (561 resets) in 4001 ms. (249 steps per ms)
BEST_FIRST walk for 1000001 steps (224 resets) in 1958 ms. (510 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[175]
[2026-05-29 08:29:04] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12007302643361597154.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15013230766142693453.kers'
[2026-05-29 08:29:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12007302643361597154.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15013230766142693453.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:29:04] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15013230766142693453.kers
Total runtime 7 ms.
[2026-05-29 08:29:04] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:29:04] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 23 ms returned sat
[2026-05-29 08:29:05] [INFO ] [Real]Absence check using state equation in 408 ms returned sat
[2026-05-29 08:29:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:29:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:29:05] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 08:29:06] [INFO ] [Nat]Absence check using state equation in 652 ms returned sat
[2026-05-29 08:29:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:29:06] [INFO ] [Nat]Added 72 Read/Feed constraints in 278 ms returned sat
[2026-05-29 08:29:06] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 73 ms.
[2026-05-29 08:29:07] [INFO ] Added : 44 causal constraints over 9 iterations in 1338 ms. Result :sat
Minimization took 2678 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[175]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[175]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:29:11] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:29:11] [INFO ] Invariant cache hit.
[2026-05-29 08:29:12] [INFO ] Implicit Places using invariants in 1796 ms returned []
[2026-05-29 08:29:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:29:12] [INFO ] Invariant cache hit.
[2026-05-29 08:29:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:29:18] [INFO ] Implicit Places using invariants and state equation in 5285 ms returned []
Implicit Place search using SMT with State Equation took 7085 ms to find 0 implicit places.
[2026-05-29 08:29:18] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7107 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:29:18] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:29:18] [INFO ] Flatten gal took : 36 ms
[2026-05-29 08:29:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9966598435689680009.gal : 13 ms
[2026-05-29 08:29:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10445882603011899297.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9966598435689680009.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10445882603011899297.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (17 resets) in 298 ms. (133 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (15 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality10445882603011899297.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 192029 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 2
Probabilistic random walk after 192029 steps, saw 97855 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
[2026-05-29 08:29:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:29:21] [INFO ] Invariant cache hit.
[2026-05-29 08:29:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1519 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1464 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2992ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 67 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 17 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (22 resets) in 210 ms. (189 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (13 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 306980 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 306980 steps, saw 149674 distinct states, run finished after 3002 ms. (steps per millisecond=102 ) properties seen :0
[2026-05-29 08:29:27] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:29:27] [INFO ] Invariant cache hit.
[2026-05-29 08:29:27] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 570 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2526 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3107ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 43 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 19 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 18 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:29:30] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:29:30] [INFO ] Invariant cache hit.
[2026-05-29 08:29:32] [INFO ] Implicit Places using invariants in 1335 ms returned []
[2026-05-29 08:29:32] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:29:32] [INFO ] Invariant cache hit.
[2026-05-29 08:29:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:29:37] [INFO ] Implicit Places using invariants and state equation in 5396 ms returned []
Implicit Place search using SMT with State Equation took 6738 ms to find 0 implicit places.
[2026-05-29 08:29:37] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6777 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 80 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15046388685341017260.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4328413341185210715.kers'
[2026-05-29 08:29:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15046388685341017260.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4328413341185210715.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:29:37] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4328413341185210715.kers
Total runtime 8 ms.
[2026-05-29 08:29:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:29:37] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 45 ms returned sat
[2026-05-29 08:29:37] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:29:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:29:38] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:29:42] [INFO ] After 4822ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:29:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 455 ms
TRAPS : Iteration 1
[2026-05-29 08:29:44] [INFO ] After 6236ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:29:44] [INFO ] After 6900ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:29:44] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:29:44] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:29:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14279913791759948181.gal : 5 ms
[2026-05-29 08:29:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality585630009986364501.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14279913791759948181.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality585630009986364501.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality585630009986364501.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:29:59] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:29:59] [INFO ] Applying decomposition
[2026-05-29 08:29:59] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5871860640454788994.txt' '-o' '/tmp/graph5871860640454788994.bin' '-w' '/tmp/graph5871860640454788994.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5871860640454788994.bin' '-l' '-1' '-v' '-w' '/tmp/graph5871860640454788994.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:30:00] [INFO ] Decomposing Gal with order
[2026-05-29 08:30:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:30:00] [INFO ] Removed a total of 631 redundant transitions.
[2026-05-29 08:30:00] [INFO ] Flatten gal took : 60 ms
[2026-05-29 08:30:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 215 labels/synchronizations in 7 ms.
[2026-05-29 08:30:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9485447352978907609.gal : 6 ms
[2026-05-29 08:30:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17362039969302771365.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9485447352978907609.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17362039969302771365.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17362039969302771365.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 30
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :30 after 59
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :59 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 724
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :724 after 1215
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1215 after 2393
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2393 after 5281
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5281 after 16749
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :16749 after 30425
Detected timeout of ITS tools.
[2026-05-29 08:30:08] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:30:08] [INFO ] Applying decomposition
[2026-05-29 08:30:08] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15338218674887750656.txt' '-o' '/tmp/graph15338218674887750656.bin' '-w' '/tmp/graph15338218674887750656.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15338218674887750656.bin' '-l' '-1' '-v' '-w' '/tmp/graph15338218674887750656.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:30:08] [INFO ] Decomposing Gal with order
[2026-05-29 08:30:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:30:08] [INFO ] Removed a total of 605 redundant transitions.
[2026-05-29 08:30:08] [INFO ] Flatten gal took : 66 ms
[2026-05-29 08:30:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 262 labels/synchronizations in 8 ms.
[2026-05-29 08:30:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15769075828816989832.gal : 6 ms
[2026-05-29 08:30:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7339420049602618820.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15769075828816989832.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7339420049602618820.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7339420049602618820.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 772
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :772 after 1050
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1050 after 2792
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2792 after 9543
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37551 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[174]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11822147890651448924.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6611476585754556557.kers'
[2026-05-29 08:30:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11822147890651448924.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6611476585754556557.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:30:15] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-6611476585754556557.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[174]
RANDOM walk for 1000000 steps (537 resets) in 3931 ms. (254 steps per ms)
BEST_FIRST walk for 1000001 steps (262 resets) in 1701 ms. (587 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[174]
[2026-05-29 08:30:20] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1200413596923135249.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15389187412626834958.kers'
[2026-05-29 08:30:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1200413596923135249.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15389187412626834958.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:30:20] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15389187412626834958.kers
Total runtime 7 ms.
[2026-05-29 08:30:20] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 08:30:21] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 08:30:21] [INFO ] [Real]Absence check using state equation in 509 ms returned sat
[2026-05-29 08:30:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:30:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 08:30:21] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 41 ms returned sat
[2026-05-29 08:30:22] [INFO ] [Nat]Absence check using state equation in 628 ms returned sat
[2026-05-29 08:30:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:30:22] [INFO ] [Nat]Added 72 Read/Feed constraints in 237 ms returned sat
[2026-05-29 08:30:22] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 74 ms.
[2026-05-29 08:30:24] [INFO ] Added : 44 causal constraints over 9 iterations in 1565 ms. Result :sat
Minimization took 2686 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[174]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[174]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:30:27] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:30:27] [INFO ] Invariant cache hit.
[2026-05-29 08:30:28] [INFO ] Implicit Places using invariants in 1557 ms returned []
[2026-05-29 08:30:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:30:28] [INFO ] Invariant cache hit.
[2026-05-29 08:30:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:30:34] [INFO ] Implicit Places using invariants and state equation in 5109 ms returned []
Implicit Place search using SMT with State Equation took 6668 ms to find 0 implicit places.
[2026-05-29 08:30:34] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6689 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:30:34] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:30:34] [INFO ] Flatten gal took : 42 ms
[2026-05-29 08:30:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12140766585159176985.gal : 7 ms
[2026-05-29 08:30:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5719328419278355745.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12140766585159176985.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5719328419278355745.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (27 resets) in 313 ms. (127 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5719328419278355745.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 225102 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 225102 steps, saw 112962 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 08:30:37] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:30:37] [INFO ] Invariant cache hit.
[2026-05-29 08:30:37] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1718 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1473 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3211ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 65 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (20 resets) in 203 ms. (196 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (14 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 328641 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 1
Probabilistic random walk after 328641 steps, saw 159382 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
[2026-05-29 08:30:43] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:30:43] [INFO ] Invariant cache hit.
[2026-05-29 08:30:43] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 543 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2356 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2918ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:30:46] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:30:46] [INFO ] Invariant cache hit.
[2026-05-29 08:30:47] [INFO ] Implicit Places using invariants in 1268 ms returned []
[2026-05-29 08:30:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:30:47] [INFO ] Invariant cache hit.
[2026-05-29 08:30:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:30:53] [INFO ] Implicit Places using invariants and state equation in 5282 ms returned []
Implicit Place search using SMT with State Equation took 6562 ms to find 0 implicit places.
[2026-05-29 08:30:53] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6586 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 58 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7701111755683757031.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13760396910946790585.kers'
[2026-05-29 08:30:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7701111755683757031.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13760396910946790585.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:30:53] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-13760396910946790585.kers
Total runtime 8 ms.
[2026-05-29 08:30:53] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 08:30:53] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:30:53] [INFO ] After 135ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:30:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:30:53] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:30:58] [INFO ] After 4506ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:30:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 398 ms
TRAPS : Iteration 1
[2026-05-29 08:30:59] [INFO ] After 5819ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:30:59] [INFO ] After 6458ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:30:59] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:31:00] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:31:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10329820031321206375.gal : 5 ms
[2026-05-29 08:31:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13673494904242541055.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10329820031321206375.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13673494904242541055.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality13673494904242541055.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:31:15] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:31:15] [INFO ] Applying decomposition
[2026-05-29 08:31:15] [INFO ] Flatten gal took : 36 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8432131141434618184.txt' '-o' '/tmp/graph8432131141434618184.bin' '-w' '/tmp/graph8432131141434618184.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8432131141434618184.bin' '-l' '-1' '-v' '-w' '/tmp/graph8432131141434618184.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:31:15] [INFO ] Decomposing Gal with order
[2026-05-29 08:31:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:31:15] [INFO ] Removed a total of 674 redundant transitions.
[2026-05-29 08:31:15] [INFO ] Flatten gal took : 71 ms
[2026-05-29 08:31:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 341 labels/synchronizations in 10 ms.
[2026-05-29 08:31:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9987418178790622165.gal : 5 ms
[2026-05-29 08:31:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15669309123035673813.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9987418178790622165.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15669309123035673813.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15669309123035673813.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 313
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :313 after 644
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :644 after 1193
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1193 after 2251
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2251 after 5397
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5397 after 12793
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 76063
Detected timeout of ITS tools.
[2026-05-29 08:31:24] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:31:24] [INFO ] Applying decomposition
[2026-05-29 08:31:24] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3154707386508333299.txt' '-o' '/tmp/graph3154707386508333299.bin' '-w' '/tmp/graph3154707386508333299.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3154707386508333299.bin' '-l' '-1' '-v' '-w' '/tmp/graph3154707386508333299.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:31:24] [INFO ] Decomposing Gal with order
[2026-05-29 08:31:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:31:24] [INFO ] Removed a total of 590 redundant transitions.
[2026-05-29 08:31:24] [INFO ] Flatten gal took : 72 ms
[2026-05-29 08:31:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 302 labels/synchronizations in 10 ms.
[2026-05-29 08:31:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4273506928091239625.gal : 6 ms
[2026-05-29 08:31:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2251536526243012810.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4273506928091239625.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2251536526243012810.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2251536526243012810.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 60
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :60 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 672
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :672 after 1005
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1005 after 2727
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2727 after 7624
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37113 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[173]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12484786924753264298.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8535325145230647026.kers'
[2026-05-29 08:31:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12484786924753264298.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8535325145230647026.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:31:30] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-8535325145230647026.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[173]
RANDOM walk for 1000000 steps (532 resets) in 3435 ms. (291 steps per ms)
BEST_FIRST walk for 1000000 steps (262 resets) in 1747 ms. (572 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[173]
[2026-05-29 08:31:35] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13134784306478520502.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5498045131033033718.kers'
[2026-05-29 08:31:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13134784306478520502.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5498045131033033718.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 3 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:31:35] [INFO ] Computed 42 invariants in 14 ms
Computed 42 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-5498045131033033718.kers
Total runtime 16 ms.
[2026-05-29 08:31:35] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:31:35] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 08:31:36] [INFO ] [Real]Absence check using state equation in 444 ms returned sat
[2026-05-29 08:31:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:31:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:31:36] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 08:31:36] [INFO ] [Nat]Absence check using state equation in 601 ms returned sat
[2026-05-29 08:31:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:31:37] [INFO ] [Nat]Added 72 Read/Feed constraints in 196 ms returned sat
[2026-05-29 08:31:37] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 60 ms.
[2026-05-29 08:31:38] [INFO ] Added : 44 causal constraints over 9 iterations in 1338 ms. Result :sat
Minimization took 2803 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[173]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[173]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:31:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:31:41] [INFO ] Invariant cache hit.
[2026-05-29 08:31:43] [INFO ] Implicit Places using invariants in 1440 ms returned []
[2026-05-29 08:31:43] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:31:43] [INFO ] Invariant cache hit.
[2026-05-29 08:31:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:31:49] [INFO ] Implicit Places using invariants and state equation in 6446 ms returned []
Implicit Place search using SMT with State Equation took 7889 ms to find 0 implicit places.
[2026-05-29 08:31:49] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7910 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:31:49] [INFO ] Flatten gal took : 41 ms
RANDOM walk for 40000 steps (23 resets) in 232 ms. (171 steps per ms) remains 2/2 properties
[2026-05-29 08:31:49] [INFO ] Flatten gal took : 41 ms
[2026-05-29 08:31:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3809300106136107066.gal : 9 ms
[2026-05-29 08:31:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12279269361995166698.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3809300106136107066.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12279269361995166698.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40001 steps (11 resets) in 173 ms. (229 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 155 ms. (256 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality12279269361995166698.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 219157 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 219157 steps, saw 110192 distinct states, run finished after 3006 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 08:31:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:31:52] [INFO ] Invariant cache hit.
[2026-05-29 08:31:52] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1968 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1659 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3636ms problems are : Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
Parikh walk visited 0 properties in 27 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
SDD size :10218 after 23798
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (22 resets) in 208 ms. (191 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (13 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 327718 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 1
Probabilistic random walk after 327718 steps, saw 158939 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
[2026-05-29 08:31:59] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:31:59] [INFO ] Invariant cache hit.
[2026-05-29 08:31:59] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 671 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2847 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3526ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:32:03] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:32:03] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:32:04] [INFO ] Implicit Places using invariants in 1598 ms returned []
[2026-05-29 08:32:04] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:32:04] [INFO ] Invariant cache hit.
[2026-05-29 08:32:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:32:10] [INFO ] Implicit Places using invariants and state equation in 5494 ms returned []
Implicit Place search using SMT with State Equation took 7093 ms to find 0 implicit places.
[2026-05-29 08:32:10] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7124 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 57 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-603128925336094702.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12812556649474676114.kers'
[2026-05-29 08:32:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-603128925336094702.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12812556649474676114.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:32:10] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-12812556649474676114.kers
Total runtime 9 ms.
[2026-05-29 08:32:10] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:32:10] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 08:32:10] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:32:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:32:10] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 40 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
[2026-05-29 08:32:15] [INFO ] After 4765ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
SDD size :48458 after 100874
[2026-05-29 08:32:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 578 ms
TRAPS : Iteration 1
[2026-05-29 08:32:17] [INFO ] After 6605ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:32:18] [INFO ] After 7411ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:32:18] [INFO ] Flatten gal took : 34 ms
[2026-05-29 08:32:18] [INFO ] Flatten gal took : 34 ms
[2026-05-29 08:32:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5321849499971845126.gal : 7 ms
[2026-05-29 08:32:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17591390058474765824.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5321849499971845126.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17591390058474765824.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17591390058474765824.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:32:33] [INFO ] Flatten gal took : 31 ms
[2026-05-29 08:32:33] [INFO ] Applying decomposition
[2026-05-29 08:32:33] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1816189868033032862.txt' '-o' '/tmp/graph1816189868033032862.bin' '-w' '/tmp/graph1816189868033032862.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1816189868033032862.bin' '-l' '-1' '-v' '-w' '/tmp/graph1816189868033032862.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:32:33] [INFO ] Decomposing Gal with order
[2026-05-29 08:32:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:32:33] [INFO ] Removed a total of 694 redundant transitions.
[2026-05-29 08:32:33] [INFO ] Flatten gal took : 67 ms
[2026-05-29 08:32:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 389 labels/synchronizations in 9 ms.
[2026-05-29 08:32:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3708320339675866451.gal : 9 ms
[2026-05-29 08:32:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14843094445587219122.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3708320339675866451.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14843094445587219122.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14843094445587219122.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 73
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :73 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 319
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319 after 681
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :681 after 1215
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1215 after 2827
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2827 after 5876
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5876 after 15731
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:32:39] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:32:39] [INFO ] Applying decomposition
[2026-05-29 08:32:39] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10708673948036905855.txt' '-o' '/tmp/graph10708673948036905855.bin' '-w' '/tmp/graph10708673948036905855.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10708673948036905855.bin' '-l' '-1' '-v' '-w' '/tmp/graph10708673948036905855.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:32:40] [INFO ] Decomposing Gal with order
[2026-05-29 08:32:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:32:40] [INFO ] Removed a total of 568 redundant transitions.
[2026-05-29 08:32:40] [INFO ] Flatten gal took : 64 ms
[2026-05-29 08:32:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 224 labels/synchronizations in 6 ms.
[2026-05-29 08:32:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16561785704088311401.gal : 5 ms
[2026-05-29 08:32:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16218353502282600203.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16561785704088311401.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16218353502282600203.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16218353502282600203.prop.
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 63999
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :10 after 90
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :90 after 204
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :204 after 332
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :332 after 792
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :792 after 2060
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2060 after 7368
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 33368
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38084 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[172]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2248294026698082239.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16900799257882607634.kers'
[2026-05-29 08:32:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2248294026698082239.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16900799257882607634.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:32:48] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-16900799257882607634.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[172]
RANDOM walk for 1000000 steps (539 resets) in 4039 ms. (247 steps per ms)
BEST_FIRST walk for 1000001 steps (238 resets) in 2271 ms. (440 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[172]
[2026-05-29 08:32:54] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6848991552598568513.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2867786629405154787.kers'
[2026-05-29 08:32:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6848991552598568513.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2867786629405154787.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:32:54] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2867786629405154787.kers
Total runtime 7 ms.
[2026-05-29 08:32:54] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:32:54] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:32:55] [INFO ] [Real]Absence check using state equation in 428 ms returned sat
[2026-05-29 08:32:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:32:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 08:32:55] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 08:32:56] [INFO ] [Nat]Absence check using state equation in 588 ms returned sat
[2026-05-29 08:32:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:32:56] [INFO ] [Nat]Added 72 Read/Feed constraints in 235 ms returned sat
[2026-05-29 08:32:56] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 72 ms.
[2026-05-29 08:32:57] [INFO ] Added : 44 causal constraints over 9 iterations in 1449 ms. Result :sat
Minimization took 2684 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[172]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[172]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:33:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:33:01] [INFO ] Invariant cache hit.
[2026-05-29 08:33:02] [INFO ] Implicit Places using invariants in 1499 ms returned []
[2026-05-29 08:33:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:33:02] [INFO ] Invariant cache hit.
[2026-05-29 08:33:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:33:07] [INFO ] Implicit Places using invariants and state equation in 5439 ms returned []
Implicit Place search using SMT with State Equation took 6940 ms to find 0 implicit places.
[2026-05-29 08:33:07] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6961 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:33:08] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:33:08] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:33:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8962624599521861680.gal : 5 ms
[2026-05-29 08:33:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10584435965603416010.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8962624599521861680.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10584435965603416010.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (20 resets) in 283 ms. (140 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (17 resets) in 230 ms. (173 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality10584435965603416010.prop.
BEST_FIRST walk for 40004 steps (13 resets) in 228 ms. (174 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 224491 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 2
Probabilistic random walk after 224491 steps, saw 112682 distinct states, run finished after 3001 ms. (steps per millisecond=74 ) properties seen :0
SDD proceeding with computation,2 properties remain. new max is 8192
[2026-05-29 08:33:11] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:33:11] [INFO ] Invariant cache hit.
[2026-05-29 08:33:11] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD size :4336 after 10218
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1835 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1670 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3515ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (27 resets) in 207 ms. (192 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (10 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 281375 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 281375 steps, saw 137973 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
[2026-05-29 08:33:17] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:33:17] [INFO ] Invariant cache hit.
[2026-05-29 08:33:17] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 812 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3070 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3891ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:33:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:33:21] [INFO ] Invariant cache hit.
[2026-05-29 08:33:23] [INFO ] Implicit Places using invariants in 1831 ms returned []
[2026-05-29 08:33:23] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:33:23] [INFO ] Invariant cache hit.
[2026-05-29 08:33:24] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:33:29] [INFO ] Implicit Places using invariants and state equation in 5807 ms returned []
Implicit Place search using SMT with State Equation took 7646 ms to find 0 implicit places.
[2026-05-29 08:33:29] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7677 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 49 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12905573063599523220.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-686660824304376134.kers'
[2026-05-29 08:33:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12905573063599523220.kers, --Pflows, --basisKERS=/tmp/petrispot-output-686660824304376134.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:33:29] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-686660824304376134.kers
Total runtime 8 ms.
[2026-05-29 08:33:29] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:33:29] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 08:33:29] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:33:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:33:29] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:33:34] [INFO ] After 4707ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:33:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 353 ms
TRAPS : Iteration 1
[2026-05-29 08:33:35] [INFO ] After 5979ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:33:36] [INFO ] After 6630ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:33:36] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:33:36] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:33:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8874786115296007296.gal : 5 ms
[2026-05-29 08:33:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7076724054787404602.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8874786115296007296.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7076724054787404602.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7076724054787404602.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:33:51] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:33:51] [INFO ] Applying decomposition
[2026-05-29 08:33:51] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17092368487972763829.txt' '-o' '/tmp/graph17092368487972763829.bin' '-w' '/tmp/graph17092368487972763829.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17092368487972763829.bin' '-l' '-1' '-v' '-w' '/tmp/graph17092368487972763829.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:33:51] [INFO ] Decomposing Gal with order
[2026-05-29 08:33:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:33:51] [INFO ] Removed a total of 601 redundant transitions.
[2026-05-29 08:33:51] [INFO ] Flatten gal took : 65 ms
[2026-05-29 08:33:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 333 labels/synchronizations in 7 ms.
[2026-05-29 08:33:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12190714977583363994.gal : 19 ms
[2026-05-29 08:33:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10018985245126183925.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12190714977583363994.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10018985245126183925.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10018985245126183925.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 201
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :201 after 313
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :313 after 629
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :629 after 1148
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1148 after 2614
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2614 after 5313
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5313 after 15695
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:33:58] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:33:58] [INFO ] Applying decomposition
[2026-05-29 08:33:58] [INFO ] Flatten gal took : 27 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9326254848168312500.txt' '-o' '/tmp/graph9326254848168312500.bin' '-w' '/tmp/graph9326254848168312500.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9326254848168312500.bin' '-l' '-1' '-v' '-w' '/tmp/graph9326254848168312500.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:33:58] [INFO ] Decomposing Gal with order
[2026-05-29 08:33:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:33:58] [INFO ] Removed a total of 561 redundant transitions.
[2026-05-29 08:33:58] [INFO ] Flatten gal took : 67 ms
[2026-05-29 08:33:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 254 labels/synchronizations in 7 ms.
[2026-05-29 08:33:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11337292181219403954.gal : 6 ms
[2026-05-29 08:33:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8810275357880713620.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11337292181219403954.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8810275357880713620.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8810275357880713620.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 28
SDD proceeding with computation,1 properties remain. new max is 16384
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :110 after 154
SDD size :63693 after 97900
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 747
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :747 after 1005
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1005 after 2772
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2772 after 7107
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :97900 after 184477
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37200 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[171]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14590029888882186520.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15384575204618817715.kers'
[2026-05-29 08:34:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14590029888882186520.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15384575204618817715.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:34:06] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-15384575204618817715.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[171]
RANDOM walk for 1000000 steps (555 resets) in 3941 ms. (253 steps per ms)
BEST_FIRST walk for 1000001 steps (213 resets) in 1863 ms. (536 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[171]
[2026-05-29 08:34:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14021223991083088023.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9553720725424481486.kers'
[2026-05-29 08:34:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14021223991083088023.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9553720725424481486.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:34:12] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-9553720725424481486.kers
Total runtime 9 ms.
[2026-05-29 08:34:12] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:34:12] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 28 ms returned sat
[2026-05-29 08:34:13] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2026-05-29 08:34:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:34:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:34:13] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 08:34:13] [INFO ] [Nat]Absence check using state equation in 613 ms returned sat
[2026-05-29 08:34:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:34:14] [INFO ] [Nat]Added 72 Read/Feed constraints in 245 ms returned sat
[2026-05-29 08:34:14] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 72 ms.
[2026-05-29 08:34:15] [INFO ] Added : 44 causal constraints over 9 iterations in 1417 ms. Result :sat
Minimization took 2738 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[171]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[171]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 17 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:34:18] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:34:18] [INFO ] Invariant cache hit.
[2026-05-29 08:34:20] [INFO ] Implicit Places using invariants in 2095 ms returned []
[2026-05-29 08:34:20] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:34:20] [INFO ] Invariant cache hit.
[2026-05-29 08:34:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:34:26] [INFO ] Implicit Places using invariants and state equation in 6008 ms returned []
Implicit Place search using SMT with State Equation took 8106 ms to find 0 implicit places.
[2026-05-29 08:34:26] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8135 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:34:26] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:34:27] [INFO ] Flatten gal took : 28 ms
[2026-05-29 08:34:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6618899314184173670.gal : 5 ms
[2026-05-29 08:34:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1667929764397215398.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6618899314184173670.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1667929764397215398.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (26 resets) in 378 ms. (105 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (18 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1667929764397215398.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 225969 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 225969 steps, saw 113361 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 08:34:30] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:34:30] [INFO ] Invariant cache hit.
[2026-05-29 08:34:30] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1371 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1505 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2885ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 18 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40001 steps (23 resets) in 227 ms. (175 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (13 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 318922 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 1
Probabilistic random walk after 318922 steps, saw 154947 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
[2026-05-29 08:34:36] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:34:36] [INFO ] Invariant cache hit.
[2026-05-29 08:34:36] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 592 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2430 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3032ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 30 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:34:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:34:39] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:34:40] [INFO ] Implicit Places using invariants in 1497 ms returned []
[2026-05-29 08:34:40] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:34:40] [INFO ] Invariant cache hit.
[2026-05-29 08:34:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:34:46] [INFO ] Implicit Places using invariants and state equation in 5339 ms returned []
Implicit Place search using SMT with State Equation took 6839 ms to find 0 implicit places.
[2026-05-29 08:34:46] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6869 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 73 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4329908495709401086.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13410734298137613091.kers'
[2026-05-29 08:34:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4329908495709401086.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13410734298137613091.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:34:46] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13410734298137613091.kers
Total runtime 12 ms.
[2026-05-29 08:34:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:34:46] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 48 ms returned sat
[2026-05-29 08:34:46] [INFO ] After 186ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:34:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:34:46] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 51 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:34:51] [INFO ] After 5043ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:34:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 382 ms
TRAPS : Iteration 1
[2026-05-29 08:34:53] [INFO ] After 6425ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:34:53] [INFO ] After 7168ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:34:53] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:34:53] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:34:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2148302941074703968.gal : 5 ms
[2026-05-29 08:34:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality306961724657619557.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2148302941074703968.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality306961724657619557.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality306961724657619557.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:35:08] [INFO ] Flatten gal took : 21 ms
[2026-05-29 08:35:08] [INFO ] Applying decomposition
[2026-05-29 08:35:08] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2624534142027824939.txt' '-o' '/tmp/graph2624534142027824939.bin' '-w' '/tmp/graph2624534142027824939.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2624534142027824939.bin' '-l' '-1' '-v' '-w' '/tmp/graph2624534142027824939.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:35:08] [INFO ] Decomposing Gal with order
[2026-05-29 08:35:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:35:08] [INFO ] Removed a total of 680 redundant transitions.
[2026-05-29 08:35:08] [INFO ] Flatten gal took : 61 ms
[2026-05-29 08:35:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 287 labels/synchronizations in 6 ms.
[2026-05-29 08:35:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10561094562872441546.gal : 6 ms
[2026-05-29 08:35:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9604664910665779708.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10561094562872441546.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9604664910665779708.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9604664910665779708.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :47 after 127
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :127 after 203
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :203 after 283
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :283 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 680
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :680 after 1147
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1147 after 2349
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2349 after 5103
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5103 after 12665
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :12665 after 40332
Detected timeout of ITS tools.
[2026-05-29 08:35:17] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:35:17] [INFO ] Applying decomposition
[2026-05-29 08:35:17] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14717221580256317917.txt' '-o' '/tmp/graph14717221580256317917.bin' '-w' '/tmp/graph14717221580256317917.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14717221580256317917.bin' '-l' '-1' '-v' '-w' '/tmp/graph14717221580256317917.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:35:17] [INFO ] Decomposing Gal with order
[2026-05-29 08:35:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:35:17] [INFO ] Removed a total of 751 redundant transitions.
[2026-05-29 08:35:17] [INFO ] Flatten gal took : 58 ms
[2026-05-29 08:35:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 93 labels/synchronizations in 7 ms.
[2026-05-29 08:35:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6745715969723334144.gal : 5 ms
[2026-05-29 08:35:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8997377967019179168.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6745715969723334144.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8997377967019179168.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8997377967019179168.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :10 after 38
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :38 after 80
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :80 after 234
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :234 after 672
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :672 after 892
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :892 after 1642
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1642 after 4002
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4002 after 10794
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :10794 after 29262
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37834 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[170]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10848783836635650700.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1859079220368808703.kers'
[2026-05-29 08:35:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10848783836635650700.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1859079220368808703.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:35:24] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1859079220368808703.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[170]
RANDOM walk for 1000000 steps (529 resets) in 3631 ms. (275 steps per ms)
BEST_FIRST walk for 1000000 steps (234 resets) in 1648 ms. (606 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[170]
[2026-05-29 08:35:29] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9687084739876467828.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14175583092548176497.kers'
[2026-05-29 08:35:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9687084739876467828.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14175583092548176497.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:35:29] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14175583092548176497.kers
Total runtime 8 ms.
[2026-05-29 08:35:29] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:35:29] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:35:29] [INFO ] [Real]Absence check using state equation in 418 ms returned sat
[2026-05-29 08:35:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:35:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:35:30] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 08:35:30] [INFO ] [Nat]Absence check using state equation in 589 ms returned sat
[2026-05-29 08:35:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:35:30] [INFO ] [Nat]Added 72 Read/Feed constraints in 159 ms returned sat
[2026-05-29 08:35:30] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-29 08:35:32] [INFO ] Added : 44 causal constraints over 9 iterations in 1459 ms. Result :sat
Minimization took 2622 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[170]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[170]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:35:35] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:35:35] [INFO ] Invariant cache hit.
[2026-05-29 08:35:37] [INFO ] Implicit Places using invariants in 1996 ms returned []
[2026-05-29 08:35:37] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:35:37] [INFO ] Invariant cache hit.
[2026-05-29 08:35:38] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:35:43] [INFO ] Implicit Places using invariants and state equation in 6127 ms returned []
Implicit Place search using SMT with State Equation took 8126 ms to find 0 implicit places.
[2026-05-29 08:35:43] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8162 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:35:43] [INFO ] Flatten gal took : 36 ms
[2026-05-29 08:35:43] [INFO ] Flatten gal took : 37 ms
[2026-05-29 08:35:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16699269591761117015.gal : 7 ms
[2026-05-29 08:35:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6090834294822377202.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16699269591761117015.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6090834294822377202.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (21 resets) in 334 ms. (119 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (17 resets) in 211 ms. (188 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality6090834294822377202.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 237 ms. (168 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 216522 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 216522 steps, saw 108967 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 08:35:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:35:47] [INFO ] Invariant cache hit.
[2026-05-29 08:35:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1354 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1281 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2642ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (26 resets) in 197 ms. (202 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (15 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 330723 steps, run timeout after 3001 ms. (steps per millisecond=110 ) properties seen :0 out of 1
Probabilistic random walk after 330723 steps, saw 160284 distinct states, run finished after 3001 ms. (steps per millisecond=110 ) properties seen :0
[2026-05-29 08:35:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:35:52] [INFO ] Invariant cache hit.
[2026-05-29 08:35:52] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 542 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2278 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2845ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:35:55] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:35:55] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:35:56] [INFO ] Implicit Places using invariants in 1259 ms returned []
[2026-05-29 08:35:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:35:56] [INFO ] Invariant cache hit.
[2026-05-29 08:35:57] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:36:02] [INFO ] Implicit Places using invariants and state equation in 5177 ms returned []
Implicit Place search using SMT with State Equation took 6461 ms to find 0 implicit places.
[2026-05-29 08:36:02] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6484 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 55 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12089500301614760459.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17754278724244151207.kers'
[2026-05-29 08:36:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12089500301614760459.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17754278724244151207.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:36:02] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17754278724244151207.kers
Total runtime 8 ms.
[2026-05-29 08:36:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:36:02] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:36:02] [INFO ] After 127ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:36:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:36:02] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:36:07] [INFO ] After 4635ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:36:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 346 ms
TRAPS : Iteration 1
[2026-05-29 08:36:08] [INFO ] After 5890ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:36:08] [INFO ] After 6531ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:36:08] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:36:08] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:36:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2599586443161550349.gal : 5 ms
[2026-05-29 08:36:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10664515022146500611.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2599586443161550349.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10664515022146500611.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10664515022146500611.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:36:24] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:36:24] [INFO ] Applying decomposition
[2026-05-29 08:36:24] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1816461846676854405.txt' '-o' '/tmp/graph1816461846676854405.bin' '-w' '/tmp/graph1816461846676854405.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1816461846676854405.bin' '-l' '-1' '-v' '-w' '/tmp/graph1816461846676854405.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:36:24] [INFO ] Decomposing Gal with order
[2026-05-29 08:36:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:36:24] [INFO ] Removed a total of 660 redundant transitions.
[2026-05-29 08:36:24] [INFO ] Flatten gal took : 75 ms
[2026-05-29 08:36:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 372 labels/synchronizations in 10 ms.
[2026-05-29 08:36:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17145967388130920703.gal : 5 ms
[2026-05-29 08:36:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9815609113537805309.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17145967388130920703.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9815609113537805309.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9815609113537805309.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :9 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 57
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :57 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 201
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :201 after 313
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :313 after 687
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :687 after 1127
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1127 after 2431
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2431 after 5189
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5189 after 16900
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 71105
Detected timeout of ITS tools.
[2026-05-29 08:36:33] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:36:33] [INFO ] Applying decomposition
[2026-05-29 08:36:33] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10404393107725320665.txt' '-o' '/tmp/graph10404393107725320665.bin' '-w' '/tmp/graph10404393107725320665.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10404393107725320665.bin' '-l' '-1' '-v' '-w' '/tmp/graph10404393107725320665.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:36:34] [INFO ] Decomposing Gal with order
[2026-05-29 08:36:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:36:34] [INFO ] Removed a total of 597 redundant transitions.
[2026-05-29 08:36:34] [INFO ] Flatten gal took : 66 ms
[2026-05-29 08:36:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 291 labels/synchronizations in 8 ms.
[2026-05-29 08:36:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17399531176049150248.gal : 6 ms
[2026-05-29 08:36:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11934160317106489035.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17399531176049150248.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11934160317106489035.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11934160317106489035.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 58
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :58 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 292
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :292 after 634
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :634 after 952
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :952 after 2732
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2732 after 7624
SDD proceeding with computation,1 properties remain. new max is 32768
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37135 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[169]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13263850189938349071.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18130720459645263630.kers'
[2026-05-29 08:36:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13263850189938349071.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18130720459645263630.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:36:39] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-18130720459645263630.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[169]
RANDOM walk for 1000000 steps (595 resets) in 3440 ms. (290 steps per ms)
BEST_FIRST walk for 1000001 steps (233 resets) in 1657 ms. (603 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[169]
[2026-05-29 08:36:44] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1916631974182159636.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4412656250890873109.kers'
[2026-05-29 08:36:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1916631974182159636.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4412656250890873109.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:36:44] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-4412656250890873109.kers
Total runtime 7 ms.
[2026-05-29 08:36:44] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:36:44] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:36:44] [INFO ] [Real]Absence check using state equation in 350 ms returned sat
[2026-05-29 08:36:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:36:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 08:36:45] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 27 ms returned sat
[2026-05-29 08:36:45] [INFO ] [Nat]Absence check using state equation in 590 ms returned sat
[2026-05-29 08:36:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:36:45] [INFO ] [Nat]Added 72 Read/Feed constraints in 252 ms returned sat
[2026-05-29 08:36:46] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 82 ms.
[2026-05-29 08:36:47] [INFO ] Added : 44 causal constraints over 9 iterations in 1642 ms. Result :sat
Minimization took 2574 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[169]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[169]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 15 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 14 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:36:50] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:36:50] [INFO ] Invariant cache hit.
[2026-05-29 08:36:52] [INFO ] Implicit Places using invariants in 1668 ms returned []
[2026-05-29 08:36:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:36:52] [INFO ] Invariant cache hit.
[2026-05-29 08:36:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:36:57] [INFO ] Implicit Places using invariants and state equation in 5002 ms returned []
Implicit Place search using SMT with State Equation took 6674 ms to find 0 implicit places.
[2026-05-29 08:36:57] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6700 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:36:57] [INFO ] Flatten gal took : 41 ms
[2026-05-29 08:36:57] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:36:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10268795997676479711.gal : 5 ms
[2026-05-29 08:36:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9184652268621281884.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10268795997676479711.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9184652268621281884.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (25 resets) in 256 ms. (155 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 184 ms. (216 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 149 ms. (266 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9184652268621281884.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 219875 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 219875 steps, saw 110537 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-29 08:37:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:37:00] [INFO ] Invariant cache hit.
[2026-05-29 08:37:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1607 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1598 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3212ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (22 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (12 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 313506 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 313506 steps, saw 152558 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 08:37:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:37:06] [INFO ] Invariant cache hit.
[2026-05-29 08:37:06] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 794 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2624 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3424ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:37:10] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:37:10] [INFO ] Invariant cache hit.
[2026-05-29 08:37:11] [INFO ] Implicit Places using invariants in 1256 ms returned []
[2026-05-29 08:37:11] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:37:11] [INFO ] Invariant cache hit.
[2026-05-29 08:37:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:37:16] [INFO ] Implicit Places using invariants and state equation in 5072 ms returned []
Implicit Place search using SMT with State Equation took 6333 ms to find 0 implicit places.
[2026-05-29 08:37:16] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6354 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 45 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18441803915590139148.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13583172377658400448.kers'
[2026-05-29 08:37:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18441803915590139148.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13583172377658400448.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:37:16] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13583172377658400448.kers
Total runtime 8 ms.
[2026-05-29 08:37:16] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:37:16] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 08:37:16] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:37:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:37:16] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:37:21] [INFO ] After 4479ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:37:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 346 ms
TRAPS : Iteration 1
[2026-05-29 08:37:22] [INFO ] After 5732ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:37:23] [INFO ] After 6359ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:37:23] [INFO ] Flatten gal took : 31 ms
[2026-05-29 08:37:23] [INFO ] Flatten gal took : 21 ms
[2026-05-29 08:37:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2759904809823605097.gal : 4 ms
[2026-05-29 08:37:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7686778561492939914.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2759904809823605097.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7686778561492939914.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7686778561492939914.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:37:38] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:37:38] [INFO ] Applying decomposition
[2026-05-29 08:37:38] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17162239173313852133.txt' '-o' '/tmp/graph17162239173313852133.bin' '-w' '/tmp/graph17162239173313852133.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17162239173313852133.bin' '-l' '-1' '-v' '-w' '/tmp/graph17162239173313852133.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:37:38] [INFO ] Decomposing Gal with order
[2026-05-29 08:37:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:37:38] [INFO ] Removed a total of 545 redundant transitions.
[2026-05-29 08:37:38] [INFO ] Flatten gal took : 62 ms
[2026-05-29 08:37:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 220 labels/synchronizations in 6 ms.
[2026-05-29 08:37:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9391576687706938307.gal : 6 ms
[2026-05-29 08:37:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12940402749116614100.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9391576687706938307.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12940402749116614100.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12940402749116614100.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :25 after 55
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :55 after 87
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :149 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 475
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :475 after 1127
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1127 after 2741
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2741 after 6099
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6099 after 20237
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 108323
Detected timeout of ITS tools.
[2026-05-29 08:37:47] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:37:47] [INFO ] Applying decomposition
[2026-05-29 08:37:47] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18224184851036166104.txt' '-o' '/tmp/graph18224184851036166104.bin' '-w' '/tmp/graph18224184851036166104.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18224184851036166104.bin' '-l' '-1' '-v' '-w' '/tmp/graph18224184851036166104.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:37:47] [INFO ] Decomposing Gal with order
[2026-05-29 08:37:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:37:47] [INFO ] Removed a total of 618 redundant transitions.
[2026-05-29 08:37:47] [INFO ] Flatten gal took : 88 ms
[2026-05-29 08:37:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 307 labels/synchronizations in 9 ms.
[2026-05-29 08:37:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17102886992694322669.gal : 5 ms
[2026-05-29 08:37:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14438456939972729211.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17102886992694322669.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14438456939972729211.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14438456939972729211.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 60
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :60 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 607
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :607 after 952
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :952 after 2184
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2184 after 6846
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :108323 after 236241
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 36762
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36932 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[168]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1743621796412851149.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1701243443232926263.kers'
[2026-05-29 08:37:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1743621796412851149.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1701243443232926263.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:37:53] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1701243443232926263.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[168]
RANDOM walk for 1000000 steps (529 resets) in 3438 ms. (290 steps per ms)
BEST_FIRST walk for 1000000 steps (228 resets) in 2092 ms. (477 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[168]
[2026-05-29 08:37:59] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15992437137890849123.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4313519954330667498.kers'
[2026-05-29 08:37:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15992437137890849123.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4313519954330667498.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:37:59] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-4313519954330667498.kers
Total runtime 13 ms.
[2026-05-29 08:37:59] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 08:37:59] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 08:37:59] [INFO ] [Real]Absence check using state equation in 481 ms returned sat
[2026-05-29 08:37:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:37:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 08:37:59] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 08:38:00] [INFO ] [Nat]Absence check using state equation in 616 ms returned sat
[2026-05-29 08:38:00] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:38:00] [INFO ] [Nat]Added 72 Read/Feed constraints in 157 ms returned sat
[2026-05-29 08:38:00] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 53 ms.
[2026-05-29 08:38:02] [INFO ] Added : 44 causal constraints over 9 iterations in 1433 ms. Result :sat
Minimization took 2703 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[168]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[168]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:38:05] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:38:05] [INFO ] Invariant cache hit.
[2026-05-29 08:38:07] [INFO ] Implicit Places using invariants in 1559 ms returned []
[2026-05-29 08:38:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:38:07] [INFO ] Invariant cache hit.
[2026-05-29 08:38:07] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:38:12] [INFO ] Implicit Places using invariants and state equation in 5428 ms returned []
Implicit Place search using SMT with State Equation took 6992 ms to find 0 implicit places.
[2026-05-29 08:38:12] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7023 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:38:12] [INFO ] Flatten gal took : 44 ms
[2026-05-29 08:38:12] [INFO ] Flatten gal took : 39 ms
[2026-05-29 08:38:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14010396238732193713.gal : 8 ms
[2026-05-29 08:38:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12078735027681671909.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14010396238732193713.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12078735027681671909.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (21 resets) in 467 ms. (85 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 223 ms. (178 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 219 ms. (181 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality12078735027681671909.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 214010 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 2
Probabilistic random walk after 214010 steps, saw 107829 distinct states, run finished after 3001 ms. (steps per millisecond=71 ) properties seen :0
[2026-05-29 08:38:15] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:38:15] [INFO ] Invariant cache hit.
[2026-05-29 08:38:15] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1901 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1554 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3463ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (28 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (11 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 287779 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 287779 steps, saw 140953 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2026-05-29 08:38:22] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:38:22] [INFO ] Invariant cache hit.
[2026-05-29 08:38:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 770 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2821 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3598ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 35 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 22 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:38:26] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:38:26] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:38:27] [INFO ] Implicit Places using invariants in 1568 ms returned []
[2026-05-29 08:38:27] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:38:27] [INFO ] Invariant cache hit.
[2026-05-29 08:38:28] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:38:32] [INFO ] Implicit Places using invariants and state equation in 5328 ms returned []
Implicit Place search using SMT with State Equation took 6904 ms to find 0 implicit places.
[2026-05-29 08:38:33] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6933 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 47 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16325321566494426199.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4846717182442011452.kers'
[2026-05-29 08:38:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16325321566494426199.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4846717182442011452.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:38:33] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4846717182442011452.kers
Total runtime 8 ms.
[2026-05-29 08:38:33] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:38:33] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 08:38:33] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:38:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:38:33] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:38:37] [INFO ] After 4540ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:38:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 374 ms
TRAPS : Iteration 1
[2026-05-29 08:38:39] [INFO ] After 5842ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:38:39] [INFO ] After 6506ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:38:39] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:38:39] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:38:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14775587866213129970.gal : 5 ms
[2026-05-29 08:38:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1925560681438048556.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14775587866213129970.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1925560681438048556.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1925560681438048556.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:38:54] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:38:54] [INFO ] Applying decomposition
[2026-05-29 08:38:54] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12482547594272853493.txt' '-o' '/tmp/graph12482547594272853493.bin' '-w' '/tmp/graph12482547594272853493.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12482547594272853493.bin' '-l' '-1' '-v' '-w' '/tmp/graph12482547594272853493.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:38:54] [INFO ] Decomposing Gal with order
[2026-05-29 08:38:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:38:54] [INFO ] Removed a total of 665 redundant transitions.
[2026-05-29 08:38:55] [INFO ] Flatten gal took : 73 ms
[2026-05-29 08:38:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 335 labels/synchronizations in 16 ms.
[2026-05-29 08:38:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9399853691473423823.gal : 5 ms
[2026-05-29 08:38:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8893898438198736820.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9399853691473423823.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8893898438198736820.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8893898438198736820.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 609
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :609 after 1103
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1103 after 2209
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2209 after 5245
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5245 after 12619
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 67015
Detected timeout of ITS tools.
[2026-05-29 08:39:02] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:39:02] [INFO ] Applying decomposition
[2026-05-29 08:39:02] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9922666334392726764.txt' '-o' '/tmp/graph9922666334392726764.bin' '-w' '/tmp/graph9922666334392726764.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9922666334392726764.bin' '-l' '-1' '-v' '-w' '/tmp/graph9922666334392726764.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:39:02] [INFO ] Decomposing Gal with order
[2026-05-29 08:39:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:39:02] [INFO ] Removed a total of 503 redundant transitions.
[2026-05-29 08:39:02] [INFO ] Flatten gal took : 57 ms
[2026-05-29 08:39:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 253 labels/synchronizations in 6 ms.
[2026-05-29 08:39:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1997558135618315870.gal : 5 ms
[2026-05-29 08:39:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6907359992904194573.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1997558135618315870.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6907359992904194573.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6907359992904194573.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8 after 24
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :24 after 37
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :37 after 96
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :96 after 537
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :537 after 752
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :752 after 1265
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1265 after 3052
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3052 after 7032
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 31427
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37111 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[167]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2166022226809355531.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13034776208804365123.kers'
[2026-05-29 08:39:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2166022226809355531.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13034776208804365123.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:39:10] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-13034776208804365123.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[167]
RANDOM walk for 1000000 steps (558 resets) in 3997 ms. (250 steps per ms)
BEST_FIRST walk for 1000001 steps (232 resets) in 1879 ms. (531 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[167]
[2026-05-29 08:39:16] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2340804903226376359.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-765788651640058591.kers'
[2026-05-29 08:39:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2340804903226376359.kers, --Pflows, --basisKERS=/tmp/petrispot-output-765788651640058591.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:39:16] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-765788651640058591.kers
Total runtime 8 ms.
[2026-05-29 08:39:16] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 08:39:16] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 08:39:16] [INFO ] [Real]Absence check using state equation in 442 ms returned sat
[2026-05-29 08:39:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:39:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:39:16] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:39:17] [INFO ] [Nat]Absence check using state equation in 454 ms returned sat
[2026-05-29 08:39:17] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:39:17] [INFO ] [Nat]Added 72 Read/Feed constraints in 268 ms returned sat
[2026-05-29 08:39:17] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 80 ms.
[2026-05-29 08:39:18] [INFO ] Added : 44 causal constraints over 9 iterations in 1317 ms. Result :sat
Minimization took 2646 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[167]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[167]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:39:22] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:39:22] [INFO ] Invariant cache hit.
[2026-05-29 08:39:23] [INFO ] Implicit Places using invariants in 1321 ms returned []
[2026-05-29 08:39:23] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:39:23] [INFO ] Invariant cache hit.
[2026-05-29 08:39:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:39:28] [INFO ] Implicit Places using invariants and state equation in 5228 ms returned []
Implicit Place search using SMT with State Equation took 6550 ms to find 0 implicit places.
[2026-05-29 08:39:28] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6572 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:39:28] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:39:28] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:39:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17017507854656087892.gal : 4 ms
[2026-05-29 08:39:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17997493999115024512.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17017507854656087892.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17997493999115024512.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (21 resets) in 264 ms. (150 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (16 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality17997493999115024512.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 208217 steps, run timeout after 3001 ms. (steps per millisecond=69 ) properties seen :0 out of 2
Probabilistic random walk after 208217 steps, saw 105103 distinct states, run finished after 3001 ms. (steps per millisecond=69 ) properties seen :0
[2026-05-29 08:39:31] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:39:31] [INFO ] Invariant cache hit.
[2026-05-29 08:39:31] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1856 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1381 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3244ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (21 resets) in 217 ms. (183 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Interrupted probabilistic random walk after 312445 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 312445 steps, saw 152054 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 08:39:38] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:39:38] [INFO ] Invariant cache hit.
[2026-05-29 08:39:38] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 581 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2732 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3319ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 20 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:39:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:39:41] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:39:43] [INFO ] Implicit Places using invariants in 1661 ms returned []
[2026-05-29 08:39:43] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:39:43] [INFO ] Invariant cache hit.
[2026-05-29 08:39:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:39:48] [INFO ] Implicit Places using invariants and state equation in 5552 ms returned []
Implicit Place search using SMT with State Equation took 7215 ms to find 0 implicit places.
[2026-05-29 08:39:48] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7243 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 46 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11292911571243702719.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2341954391943187249.kers'
[2026-05-29 08:39:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11292911571243702719.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2341954391943187249.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:39:48] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2341954391943187249.kers
Total runtime 8 ms.
[2026-05-29 08:39:48] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:39:49] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
[2026-05-29 08:39:49] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:39:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 08:39:49] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:39:53] [INFO ] After 4354ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:39:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 589 ms
TRAPS : Iteration 1
[2026-05-29 08:39:55] [INFO ] After 6210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:39:55] [INFO ] After 6846ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:39:55] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:39:55] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:39:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12544811211628809212.gal : 5 ms
[2026-05-29 08:39:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9311792449953444308.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12544811211628809212.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9311792449953444308.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9311792449953444308.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:40:10] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:40:10] [INFO ] Applying decomposition
[2026-05-29 08:40:11] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10305243565900450505.txt' '-o' '/tmp/graph10305243565900450505.bin' '-w' '/tmp/graph10305243565900450505.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10305243565900450505.bin' '-l' '-1' '-v' '-w' '/tmp/graph10305243565900450505.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:40:11] [INFO ] Decomposing Gal with order
[2026-05-29 08:40:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:40:11] [INFO ] Removed a total of 719 redundant transitions.
[2026-05-29 08:40:11] [INFO ] Flatten gal took : 71 ms
[2026-05-29 08:40:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 399 labels/synchronizations in 9 ms.
[2026-05-29 08:40:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11714608090082227520.gal : 6 ms
[2026-05-29 08:40:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12674164931981711238.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11714608090082227520.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12674164931981711238.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12674164931981711238.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 25
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :25 after 55
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :55 after 176
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :176 after 205
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :205 after 622
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :622 after 850
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :850 after 1368
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1368 after 2148
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2148 after 4538
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:40:18] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:40:18] [INFO ] Applying decomposition
[2026-05-29 08:40:18] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16161669149141932107.txt' '-o' '/tmp/graph16161669149141932107.bin' '-w' '/tmp/graph16161669149141932107.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16161669149141932107.bin' '-l' '-1' '-v' '-w' '/tmp/graph16161669149141932107.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:40:18] [INFO ] Decomposing Gal with order
[2026-05-29 08:40:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:40:19] [INFO ] Removed a total of 583 redundant transitions.
[2026-05-29 08:40:19] [INFO ] Flatten gal took : 72 ms
[2026-05-29 08:40:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 362 labels/synchronizations in 9 ms.
[2026-05-29 08:40:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15251248188850018801.gal : 5 ms
[2026-05-29 08:40:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12302664129374964172.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15251248188850018801.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12302664129374964172.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12302664129374964172.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 58
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :58 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 152
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :152 after 292
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :292 after 562
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :562 after 942
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :942 after 2172
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :4538 after 13692
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2172 after 7624
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 37235
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37426 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[166]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9591141232193832091.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14273089404453439065.kers'
[2026-05-29 08:40:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9591141232193832091.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14273089404453439065.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:40:26] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14273089404453439065.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[166]
RANDOM walk for 1000000 steps (572 resets) in 3897 ms. (256 steps per ms)
BEST_FIRST walk for 1000000 steps (229 resets) in 2010 ms. (497 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[166]
[2026-05-29 08:40:32] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17529637266714499809.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1113614593457856525.kers'
[2026-05-29 08:40:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17529637266714499809.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1113614593457856525.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:40:32] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1113614593457856525.kers
Total runtime 8 ms.
[2026-05-29 08:40:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:40:32] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:40:32] [INFO ] [Real]Absence check using state equation in 353 ms returned sat
[2026-05-29 08:40:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:40:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 08:40:32] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:40:33] [INFO ] [Nat]Absence check using state equation in 593 ms returned sat
[2026-05-29 08:40:33] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:40:33] [INFO ] [Nat]Added 72 Read/Feed constraints in 215 ms returned sat
[2026-05-29 08:40:33] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-29 08:40:35] [INFO ] Added : 44 causal constraints over 9 iterations in 1415 ms. Result :sat
Minimization took 2828 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[166]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[166]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 17 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 13 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:40:38] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:40:38] [INFO ] Invariant cache hit.
[2026-05-29 08:40:40] [INFO ] Implicit Places using invariants in 1829 ms returned []
[2026-05-29 08:40:40] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:40:40] [INFO ] Invariant cache hit.
[2026-05-29 08:40:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:40:45] [INFO ] Implicit Places using invariants and state equation in 5502 ms returned []
Implicit Place search using SMT with State Equation took 7332 ms to find 0 implicit places.
[2026-05-29 08:40:45] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7360 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:40:45] [INFO ] Flatten gal took : 52 ms
[2026-05-29 08:40:46] [INFO ] Flatten gal took : 44 ms
[2026-05-29 08:40:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2285754558524604531.gal : 5 ms
[2026-05-29 08:40:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9225110083136346908.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2285754558524604531.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9225110083136346908.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (25 resets) in 363 ms. (109 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 144 ms. (275 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9225110083136346908.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 224156 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 2
Probabilistic random walk after 224156 steps, saw 112521 distinct states, run finished after 3001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-29 08:40:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:40:49] [INFO ] Invariant cache hit.
[2026-05-29 08:40:49] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1617 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1446 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3071ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (28 resets) in 208 ms. (191 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (11 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 313879 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 313879 steps, saw 152708 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 08:40:55] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:40:55] [INFO ] Invariant cache hit.
[2026-05-29 08:40:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 602 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2642 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3266ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 14 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:40:58] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:40:58] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:41:00] [INFO ] Implicit Places using invariants in 1347 ms returned []
[2026-05-29 08:41:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:41:00] [INFO ] Invariant cache hit.
[2026-05-29 08:41:00] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:41:05] [INFO ] Implicit Places using invariants and state equation in 5331 ms returned []
Implicit Place search using SMT with State Equation took 6678 ms to find 0 implicit places.
[2026-05-29 08:41:05] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6700 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 62 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7687749564448314429.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6400247191381066309.kers'
[2026-05-29 08:41:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7687749564448314429.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6400247191381066309.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 3 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:41:05] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6400247191381066309.kers
Total runtime 10 ms.
[2026-05-29 08:41:05] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:41:05] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 08:41:05] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:41:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:41:05] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:41:10] [INFO ] After 4591ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:41:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 362 ms
TRAPS : Iteration 1
[2026-05-29 08:41:11] [INFO ] After 5874ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:41:12] [INFO ] After 6509ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:41:12] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:41:12] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:41:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13014956575543480375.gal : 5 ms
[2026-05-29 08:41:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1567190749845021999.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13014956575543480375.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1567190749845021999.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1567190749845021999.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:41:27] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:41:27] [INFO ] Applying decomposition
[2026-05-29 08:41:27] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5152658746214615388.txt' '-o' '/tmp/graph5152658746214615388.bin' '-w' '/tmp/graph5152658746214615388.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5152658746214615388.bin' '-l' '-1' '-v' '-w' '/tmp/graph5152658746214615388.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:41:27] [INFO ] Decomposing Gal with order
[2026-05-29 08:41:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:41:27] [INFO ] Removed a total of 674 redundant transitions.
[2026-05-29 08:41:27] [INFO ] Flatten gal took : 83 ms
[2026-05-29 08:41:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 381 labels/synchronizations in 12 ms.
[2026-05-29 08:41:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1995583601866280465.gal : 5 ms
[2026-05-29 08:41:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11464893845918906903.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1995583601866280465.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11464893845918906903.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11464893845918906903.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 219
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :219 after 313
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :313 after 630
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :630 after 1192
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1192 after 2399
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2399 after 4925
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4925 after 10977
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 64243
Detected timeout of ITS tools.
[2026-05-29 08:41:36] [INFO ] Flatten gal took : 40 ms
[2026-05-29 08:41:36] [INFO ] Applying decomposition
[2026-05-29 08:41:36] [INFO ] Flatten gal took : 39 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5274136490286232657.txt' '-o' '/tmp/graph5274136490286232657.bin' '-w' '/tmp/graph5274136490286232657.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5274136490286232657.bin' '-l' '-1' '-v' '-w' '/tmp/graph5274136490286232657.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:41:36] [INFO ] Decomposing Gal with order
[2026-05-29 08:41:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:41:36] [INFO ] Removed a total of 670 redundant transitions.
[2026-05-29 08:41:36] [INFO ] Flatten gal took : 90 ms
[2026-05-29 08:41:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 212 labels/synchronizations in 6 ms.
[2026-05-29 08:41:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13674965615462591456.gal : 5 ms
[2026-05-29 08:41:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17399712350111436651.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13674965615462591456.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17399712350111436651.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17399712350111436651.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :10 after 23
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :23 after 28
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :28 after 206
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :206 after 277
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :277 after 742
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :742 after 1000
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1000 after 2852
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2852 after 7122
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37158 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[165]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4195769397341381205.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1015339248404199087.kers'
[2026-05-29 08:41:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4195769397341381205.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1015339248404199087.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:41:42] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1015339248404199087.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[165]
RANDOM walk for 1000000 steps (561 resets) in 3346 ms. (298 steps per ms)
BEST_FIRST walk for 1000000 steps (238 resets) in 1670 ms. (598 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[165]
[2026-05-29 08:41:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17780613079734868185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13688251881510965760.kers'
[2026-05-29 08:41:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17780613079734868185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13688251881510965760.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:41:47] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13688251881510965760.kers
Total runtime 8 ms.
[2026-05-29 08:41:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:41:47] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 23 ms returned sat
[2026-05-29 08:41:48] [INFO ] [Real]Absence check using state equation in 311 ms returned sat
[2026-05-29 08:41:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:41:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 08:41:48] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 26 ms returned sat
[2026-05-29 08:41:48] [INFO ] [Nat]Absence check using state equation in 434 ms returned sat
[2026-05-29 08:41:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:41:48] [INFO ] [Nat]Added 72 Read/Feed constraints in 182 ms returned sat
[2026-05-29 08:41:48] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 63 ms.
[2026-05-29 08:41:49] [INFO ] Added : 44 causal constraints over 9 iterations in 1046 ms. Result :sat
Minimization took 2801 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[165]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[165]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:41:53] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:41:53] [INFO ] Invariant cache hit.
[2026-05-29 08:41:54] [INFO ] Implicit Places using invariants in 1313 ms returned []
[2026-05-29 08:41:54] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:41:54] [INFO ] Invariant cache hit.
[2026-05-29 08:41:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:41:59] [INFO ] Implicit Places using invariants and state equation in 5047 ms returned []
Implicit Place search using SMT with State Equation took 6362 ms to find 0 implicit places.
[2026-05-29 08:41:59] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6383 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:41:59] [INFO ] Flatten gal took : 40 ms
[2026-05-29 08:41:59] [INFO ] Flatten gal took : 34 ms
[2026-05-29 08:41:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality846258454720946813.gal : 5 ms
[2026-05-29 08:41:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14564121826066626086.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality846258454720946813.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14564121826066626086.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (16 resets) in 297 ms. (134 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality14564121826066626086.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 173 ms. (229 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 218385 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 218385 steps, saw 109816 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 08:42:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:42:02] [INFO ] Invariant cache hit.
[2026-05-29 08:42:02] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1336 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1331 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2674ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 35 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (29 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (15 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 307481 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 307481 steps, saw 149903 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2026-05-29 08:42:08] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:42:08] [INFO ] Invariant cache hit.
[2026-05-29 08:42:08] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 576 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
SDD proceeding with computation,2 properties remain. new max is 32768
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2337 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2919ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
SDD size :23798 after 48458
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:42:11] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:42:11] [INFO ] Invariant cache hit.
[2026-05-29 08:42:12] [INFO ] Implicit Places using invariants in 1351 ms returned []
[2026-05-29 08:42:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:42:12] [INFO ] Invariant cache hit.
[2026-05-29 08:42:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:42:18] [INFO ] Implicit Places using invariants and state equation in 5596 ms returned []
Implicit Place search using SMT with State Equation took 6955 ms to find 0 implicit places.
[2026-05-29 08:42:18] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6977 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 50 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13985334475782533980.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-969806209793930494.kers'
[2026-05-29 08:42:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13985334475782533980.kers, --Pflows, --basisKERS=/tmp/petrispot-output-969806209793930494.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:42:18] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-969806209793930494.kers
Total runtime 8 ms.
[2026-05-29 08:42:18] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:42:18] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 35 ms returned sat
[2026-05-29 08:42:18] [INFO ] After 119ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:42:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:42:18] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:42:23] [INFO ] After 4868ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:42:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 353 ms
TRAPS : Iteration 1
[2026-05-29 08:42:25] [INFO ] After 6215ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:42:25] [INFO ] After 6896ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:42:25] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:42:25] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:42:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2043413911192381224.gal : 5 ms
[2026-05-29 08:42:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17551927943423806801.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2043413911192381224.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17551927943423806801.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17551927943423806801.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:42:40] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:42:40] [INFO ] Applying decomposition
[2026-05-29 08:42:40] [INFO ] Flatten gal took : 39 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6613189474180025313.txt' '-o' '/tmp/graph6613189474180025313.bin' '-w' '/tmp/graph6613189474180025313.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6613189474180025313.bin' '-l' '-1' '-v' '-w' '/tmp/graph6613189474180025313.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:42:40] [INFO ] Decomposing Gal with order
[2026-05-29 08:42:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:42:40] [INFO ] Removed a total of 748 redundant transitions.
[2026-05-29 08:42:40] [INFO ] Flatten gal took : 59 ms
[2026-05-29 08:42:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 231 labels/synchronizations in 5 ms.
[2026-05-29 08:42:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17149060585136294359.gal : 5 ms
[2026-05-29 08:42:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16619825781796958024.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17149060585136294359.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16619825781796958024.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16619825781796958024.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 71
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :107 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 183
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :183 after 635
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :635 after 961
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :961 after 2050
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2050 after 2597
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2597 after 6013
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6013 after 11579
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11579 after 41965
Detected timeout of ITS tools.
[2026-05-29 08:42:49] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:42:49] [INFO ] Applying decomposition
[2026-05-29 08:42:49] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10402126564093464858.txt' '-o' '/tmp/graph10402126564093464858.bin' '-w' '/tmp/graph10402126564093464858.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10402126564093464858.bin' '-l' '-1' '-v' '-w' '/tmp/graph10402126564093464858.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:42:49] [INFO ] Decomposing Gal with order
[2026-05-29 08:42:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:42:49] [INFO ] Removed a total of 647 redundant transitions.
[2026-05-29 08:42:49] [INFO ] Flatten gal took : 59 ms
[2026-05-29 08:42:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 263 labels/synchronizations in 8 ms.
[2026-05-29 08:42:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15946219544579317274.gal : 5 ms
[2026-05-29 08:42:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15333200083814260866.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15946219544579317274.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15333200083814260866.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15333200083814260866.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 48
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :48 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 178
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :178 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 732
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :732 after 1011
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1011 after 2804
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2804 after 9382
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37503 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[164]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18135869695984425840.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8351987646832699757.kers'
[2026-05-29 08:42:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18135869695984425840.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8351987646832699757.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:42:56] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-8351987646832699757.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[164]
RANDOM walk for 1000000 steps (512 resets) in 3289 ms. (303 steps per ms)
BEST_FIRST walk for 1000001 steps (221 resets) in 1675 ms. (596 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[164]
[2026-05-29 08:43:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18043045933979288792.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15091859524915255523.kers'
[2026-05-29 08:43:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18043045933979288792.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15091859524915255523.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:43:01] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15091859524915255523.kers
Total runtime 7 ms.
[2026-05-29 08:43:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:43:01] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 23 ms returned sat
[2026-05-29 08:43:01] [INFO ] [Real]Absence check using state equation in 317 ms returned sat
[2026-05-29 08:43:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:43:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:43:01] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:43:01] [INFO ] [Nat]Absence check using state equation in 410 ms returned sat
[2026-05-29 08:43:01] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:43:02] [INFO ] [Nat]Added 72 Read/Feed constraints in 164 ms returned sat
[2026-05-29 08:43:02] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 54 ms.
[2026-05-29 08:43:03] [INFO ] Added : 44 causal constraints over 9 iterations in 976 ms. Result :sat
Minimization took 2489 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[164]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[164]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:43:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:43:06] [INFO ] Invariant cache hit.
[2026-05-29 08:43:07] [INFO ] Implicit Places using invariants in 1311 ms returned []
[2026-05-29 08:43:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:43:07] [INFO ] Invariant cache hit.
[2026-05-29 08:43:07] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:43:12] [INFO ] Implicit Places using invariants and state equation in 5227 ms returned []
Implicit Place search using SMT with State Equation took 6540 ms to find 0 implicit places.
[2026-05-29 08:43:12] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6562 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:43:12] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:43:12] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:43:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17784229429540478063.gal : 4 ms
[2026-05-29 08:43:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4375995133708184249.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17784229429540478063.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4375995133708184249.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (22 resets) in 261 ms. (152 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 126 ms. (314 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality4375995133708184249.prop.
BEST_FIRST walk for 40001 steps (10 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 228929 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 228929 steps, saw 114740 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 08:43:15] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:43:15] [INFO ] Invariant cache hit.
[2026-05-29 08:43:15] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1380 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1545 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2932ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (19 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 314239 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 314239 steps, saw 152860 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 08:43:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:43:21] [INFO ] Invariant cache hit.
[2026-05-29 08:43:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 575 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2429 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3011ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:43:24] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:43:24] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:43:26] [INFO ] Implicit Places using invariants in 1377 ms returned []
[2026-05-29 08:43:26] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:43:26] [INFO ] Invariant cache hit.
[2026-05-29 08:43:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:43:31] [INFO ] Implicit Places using invariants and state equation in 5588 ms returned []
Implicit Place search using SMT with State Equation took 6965 ms to find 0 implicit places.
[2026-05-29 08:43:31] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6989 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 48 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13070639657232838062.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17945567068540977994.kers'
[2026-05-29 08:43:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13070639657232838062.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17945567068540977994.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:43:32] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17945567068540977994.kers
Total runtime 8 ms.
[2026-05-29 08:43:32] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:43:32] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 35 ms returned sat
[2026-05-29 08:43:32] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:43:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:43:32] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:43:37] [INFO ] After 4726ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:43:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 364 ms
TRAPS : Iteration 1
[2026-05-29 08:43:38] [INFO ] After 6046ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:43:38] [INFO ] After 6713ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:43:38] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:43:38] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:43:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13495756238960643558.gal : 4 ms
[2026-05-29 08:43:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5990423843676101548.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13495756238960643558.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5990423843676101548.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5990423843676101548.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:43:54] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:43:54] [INFO ] Applying decomposition
[2026-05-29 08:43:54] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6970210036445056229.txt' '-o' '/tmp/graph6970210036445056229.bin' '-w' '/tmp/graph6970210036445056229.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6970210036445056229.bin' '-l' '-1' '-v' '-w' '/tmp/graph6970210036445056229.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:43:54] [INFO ] Decomposing Gal with order
[2026-05-29 08:43:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:43:54] [INFO ] Removed a total of 662 redundant transitions.
[2026-05-29 08:43:54] [INFO ] Flatten gal took : 69 ms
[2026-05-29 08:43:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 418 labels/synchronizations in 8 ms.
[2026-05-29 08:43:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6030310982932195372.gal : 5 ms
[2026-05-29 08:43:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4014603162481949948.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6030310982932195372.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4014603162481949948.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4014603162481949948.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 25
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :25 after 57
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :57 after 97
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :97 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 644
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :644 after 1171
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1171 after 2399
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2399 after 4991
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4991 after 11537
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 64529
Detected timeout of ITS tools.
[2026-05-29 08:44:02] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:44:02] [INFO ] Applying decomposition
[2026-05-29 08:44:02] [INFO ] Flatten gal took : 26 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14193996907125582621.txt' '-o' '/tmp/graph14193996907125582621.bin' '-w' '/tmp/graph14193996907125582621.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14193996907125582621.bin' '-l' '-1' '-v' '-w' '/tmp/graph14193996907125582621.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:44:02] [INFO ] Decomposing Gal with order
[2026-05-29 08:44:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:44:02] [INFO ] Removed a total of 715 redundant transitions.
[2026-05-29 08:44:02] [INFO ] Flatten gal took : 62 ms
[2026-05-29 08:44:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 233 labels/synchronizations in 9 ms.
[2026-05-29 08:44:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4577291233204991011.gal : 5 ms
[2026-05-29 08:44:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15533091987021858020.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4577291233204991011.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15533091987021858020.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15533091987021858020.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 28
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :28 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 178
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :178 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 592
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :592 after 952
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :952 after 2196
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2196 after 6174
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37330 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[163]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17844812377081728999.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3658548987963199886.kers'
[2026-05-29 08:44:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17844812377081728999.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3658548987963199886.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:44:09] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3658548987963199886.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[163]
RANDOM walk for 1000000 steps (509 resets) in 3655 ms. (273 steps per ms)
BEST_FIRST walk for 1000001 steps (229 resets) in 1796 ms. (556 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[163]
[2026-05-29 08:44:14] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2119734632005358042.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4829973036983712116.kers'
[2026-05-29 08:44:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2119734632005358042.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4829973036983712116.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:44:14] [INFO ] Computed 42 invariants in 16 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-4829973036983712116.kers
Total runtime 17 ms.
[2026-05-29 08:44:14] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:44:14] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:44:15] [INFO ] [Real]Absence check using state equation in 365 ms returned sat
[2026-05-29 08:44:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:44:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 08:44:15] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:44:15] [INFO ] [Nat]Absence check using state equation in 491 ms returned sat
[2026-05-29 08:44:15] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:44:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 173 ms returned sat
[2026-05-29 08:44:16] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 77 ms.
[2026-05-29 08:44:17] [INFO ] Added : 44 causal constraints over 9 iterations in 1174 ms. Result :sat
Minimization took 2515 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[163]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[163]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:44:20] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:44:20] [INFO ] Invariant cache hit.
[2026-05-29 08:44:21] [INFO ] Implicit Places using invariants in 1320 ms returned []
[2026-05-29 08:44:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:44:21] [INFO ] Invariant cache hit.
[2026-05-29 08:44:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:44:26] [INFO ] Implicit Places using invariants and state equation in 5209 ms returned []
Implicit Place search using SMT with State Equation took 6531 ms to find 0 implicit places.
[2026-05-29 08:44:26] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6551 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:44:26] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:44:26] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:44:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1670995051439709316.gal : 4 ms
[2026-05-29 08:44:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14367691992225981284.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1670995051439709316.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14367691992225981284.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (30 resets) in 248 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 176 ms. (225 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality14367691992225981284.prop.
BEST_FIRST walk for 40004 steps (12 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 228651 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 228651 steps, saw 114614 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 08:44:30] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:44:30] [INFO ] Invariant cache hit.
[2026-05-29 08:44:30] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1369 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1467 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2843ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 15 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (24 resets) in 200 ms. (199 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (12 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 296323 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :0 out of 1
Probabilistic random walk after 296323 steps, saw 144887 distinct states, run finished after 3001 ms. (steps per millisecond=98 ) properties seen :0
[2026-05-29 08:44:36] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:44:36] [INFO ] Invariant cache hit.
[2026-05-29 08:44:36] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2356 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2942ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:44:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:44:39] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:44:40] [INFO ] Implicit Places using invariants in 1369 ms returned []
[2026-05-29 08:44:40] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:44:40] [INFO ] Invariant cache hit.
[2026-05-29 08:44:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:44:45] [INFO ] Implicit Places using invariants and state equation in 5500 ms returned []
Implicit Place search using SMT with State Equation took 6872 ms to find 0 implicit places.
[2026-05-29 08:44:45] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6896 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 65 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3583074644575408008.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15676965932959738060.kers'
[2026-05-29 08:44:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3583074644575408008.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15676965932959738060.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:44:45] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-15676965932959738060.kers
Total runtime 9 ms.
[2026-05-29 08:44:46] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:44:46] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:44:46] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:44:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:44:46] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:44:50] [INFO ] After 4738ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:44:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 393 ms
TRAPS : Iteration 1
[2026-05-29 08:44:52] [INFO ] After 6097ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:44:52] [INFO ] After 6764ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:44:52] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:44:52] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:44:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5131933789605341284.gal : 5 ms
[2026-05-29 08:44:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9643540398894626085.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5131933789605341284.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9643540398894626085.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9643540398894626085.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:45:08] [INFO ] Flatten gal took : 38 ms
[2026-05-29 08:45:08] [INFO ] Applying decomposition
[2026-05-29 08:45:08] [INFO ] Flatten gal took : 42 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15013634226169133640.txt' '-o' '/tmp/graph15013634226169133640.bin' '-w' '/tmp/graph15013634226169133640.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15013634226169133640.bin' '-l' '-1' '-v' '-w' '/tmp/graph15013634226169133640.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:45:08] [INFO ] Decomposing Gal with order
[2026-05-29 08:45:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:45:08] [INFO ] Removed a total of 789 redundant transitions.
[2026-05-29 08:45:08] [INFO ] Flatten gal took : 70 ms
[2026-05-29 08:45:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 286 labels/synchronizations in 10 ms.
[2026-05-29 08:45:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18031717183558774400.gal : 6 ms
[2026-05-29 08:45:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7902606640038507400.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18031717183558774400.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7902606640038507400.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7902606640038507400.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 15
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :15 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 129
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :129 after 175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :175 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 295
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :295 after 749
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :749 after 1291
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1291 after 2859
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2859 after 5167
SDD proceeding with computation,2 properties remain. new max is 131072
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5167 after 11251
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11251 after 25863
Detected timeout of ITS tools.
[2026-05-29 08:45:17] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:45:17] [INFO ] Applying decomposition
[2026-05-29 08:45:17] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14807610673913742426.txt' '-o' '/tmp/graph14807610673913742426.bin' '-w' '/tmp/graph14807610673913742426.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14807610673913742426.bin' '-l' '-1' '-v' '-w' '/tmp/graph14807610673913742426.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:45:17] [INFO ] Decomposing Gal with order
[2026-05-29 08:45:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:45:17] [INFO ] Removed a total of 608 redundant transitions.
[2026-05-29 08:45:17] [INFO ] Flatten gal took : 73 ms
[2026-05-29 08:45:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 261 labels/synchronizations in 8 ms.
[2026-05-29 08:45:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11078638457147961192.gal : 6 ms
[2026-05-29 08:45:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7081408819232309852.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11078638457147961192.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7081408819232309852.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7081408819232309852.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 48
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :48 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 422
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :422 after 1005
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1005 after 2792
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2792 after 9333
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37471 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[162]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2364109578621912014.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14378449078823886224.kers'
[2026-05-29 08:45:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2364109578621912014.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14378449078823886224.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:45:23] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14378449078823886224.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[162]
RANDOM walk for 1000000 steps (600 resets) in 3451 ms. (289 steps per ms)
BEST_FIRST walk for 1000001 steps (232 resets) in 1704 ms. (586 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[162]
[2026-05-29 08:45:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5583009413983402389.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6416870075255746177.kers'
[2026-05-29 08:45:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5583009413983402389.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6416870075255746177.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:45:28] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-6416870075255746177.kers
Total runtime 9 ms.
[2026-05-29 08:45:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:45:28] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:45:29] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2026-05-29 08:45:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:45:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:45:29] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:45:29] [INFO ] [Nat]Absence check using state equation in 411 ms returned sat
[2026-05-29 08:45:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:45:29] [INFO ] [Nat]Added 72 Read/Feed constraints in 161 ms returned sat
[2026-05-29 08:45:29] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 54 ms.
[2026-05-29 08:45:30] [INFO ] Added : 44 causal constraints over 9 iterations in 969 ms. Result :sat
Minimization took 2452 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[162]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[162]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:45:33] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:45:33] [INFO ] Invariant cache hit.
[2026-05-29 08:45:34] [INFO ] Implicit Places using invariants in 1343 ms returned []
[2026-05-29 08:45:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:45:34] [INFO ] Invariant cache hit.
[2026-05-29 08:45:35] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:45:40] [INFO ] Implicit Places using invariants and state equation in 5206 ms returned []
Implicit Place search using SMT with State Equation took 6551 ms to find 0 implicit places.
[2026-05-29 08:45:40] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6577 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:45:40] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:45:40] [INFO ] Flatten gal took : 31 ms
[2026-05-29 08:45:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3524792725563285979.gal : 5 ms
[2026-05-29 08:45:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16863396133173469956.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3524792725563285979.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16863396133173469956.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40001 steps (24 resets) in 239 ms. (166 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 170 ms. (233 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality16863396133173469956.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 216061 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 2
Probabilistic random walk after 216061 steps, saw 108764 distinct states, run finished after 3001 ms. (steps per millisecond=71 ) properties seen :0
[2026-05-29 08:45:43] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:45:43] [INFO ] Invariant cache hit.
[2026-05-29 08:45:43] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1500 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1483 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2989ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (20 resets) in 197 ms. (202 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (12 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 308533 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 308533 steps, saw 150380 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2026-05-29 08:45:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:45:49] [INFO ] Invariant cache hit.
[2026-05-29 08:45:49] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 571 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2308 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2884ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
SDD proceeding with computation,2 properties remain. new max is 32768
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:45:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:45:52] [INFO ] Invariant cache hit.
SDD size :23798 after 48458
[2026-05-29 08:45:53] [INFO ] Implicit Places using invariants in 1376 ms returned []
[2026-05-29 08:45:53] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:45:53] [INFO ] Invariant cache hit.
[2026-05-29 08:45:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:45:59] [INFO ] Implicit Places using invariants and state equation in 5248 ms returned []
Implicit Place search using SMT with State Equation took 6625 ms to find 0 implicit places.
[2026-05-29 08:45:59] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6652 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 50 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15326272677315059851.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16131753695886233699.kers'
[2026-05-29 08:45:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15326272677315059851.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16131753695886233699.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:45:59] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16131753695886233699.kers
Total runtime 8 ms.
[2026-05-29 08:45:59] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:45:59] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 08:45:59] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:45:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:45:59] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:46:04] [INFO ] After 4708ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:46:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 411 ms
TRAPS : Iteration 1
[2026-05-29 08:46:05] [INFO ] After 6074ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:46:05] [INFO ] After 6730ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:46:06] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:46:06] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:46:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11238619737401143819.gal : 6 ms
[2026-05-29 08:46:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5793165291642802672.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11238619737401143819.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5793165291642802672.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5793165291642802672.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:46:21] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:46:21] [INFO ] Applying decomposition
[2026-05-29 08:46:21] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7806255434876997057.txt' '-o' '/tmp/graph7806255434876997057.bin' '-w' '/tmp/graph7806255434876997057.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7806255434876997057.bin' '-l' '-1' '-v' '-w' '/tmp/graph7806255434876997057.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:46:21] [INFO ] Decomposing Gal with order
[2026-05-29 08:46:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:46:21] [INFO ] Removed a total of 592 redundant transitions.
[2026-05-29 08:46:21] [INFO ] Flatten gal took : 77 ms
[2026-05-29 08:46:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 374 labels/synchronizations in 9 ms.
[2026-05-29 08:46:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6118558321825411471.gal : 5 ms
[2026-05-29 08:46:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6945254009651285530.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6118558321825411471.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6945254009651285530.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6945254009651285530.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 25
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :25 after 57
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :57 after 87
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :87 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 635
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :635 after 1193
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1193 after 2431
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2431 after 5081
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5081 after 11583
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
Detected timeout of ITS tools.
[2026-05-29 08:46:30] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:46:30] [INFO ] Applying decomposition
SDD size :63693 after 66190
[2026-05-29 08:46:30] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7071335418535913298.txt' '-o' '/tmp/graph7071335418535913298.bin' '-w' '/tmp/graph7071335418535913298.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7071335418535913298.bin' '-l' '-1' '-v' '-w' '/tmp/graph7071335418535913298.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:46:30] [INFO ] Decomposing Gal with order
[2026-05-29 08:46:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:46:30] [INFO ] Removed a total of 501 redundant transitions.
[2026-05-29 08:46:30] [INFO ] Flatten gal took : 80 ms
[2026-05-29 08:46:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 249 labels/synchronizations in 6 ms.
[2026-05-29 08:46:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3905403670679713364.gal : 5 ms
[2026-05-29 08:46:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9105244852579011136.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3905403670679713364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9105244852579011136.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9105244852579011136.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 76
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :76 after 130
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :130 after 234
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :234 after 312
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :312 after 832
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :832 after 1445
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1445 after 3292
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3292 after 9848
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37306 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[161]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11347450718415697434.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12146844037920014663.kers'
[2026-05-29 08:46:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11347450718415697434.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12146844037920014663.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:46:36] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-12146844037920014663.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[161]
RANDOM walk for 1000001 steps (551 resets) in 3370 ms. (296 steps per ms)
BEST_FIRST walk for 1000001 steps (224 resets) in 1750 ms. (571 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[161]
[2026-05-29 08:46:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13650807361958185989.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16398237757754889242.kers'
[2026-05-29 08:46:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13650807361958185989.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16398237757754889242.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:46:41] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16398237757754889242.kers
Total runtime 9 ms.
[2026-05-29 08:46:41] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 08:46:41] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 23 ms returned sat
[2026-05-29 08:46:41] [INFO ] [Real]Absence check using state equation in 322 ms returned sat
[2026-05-29 08:46:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:46:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 08:46:42] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 27 ms returned sat
[2026-05-29 08:46:42] [INFO ] [Nat]Absence check using state equation in 475 ms returned sat
[2026-05-29 08:46:42] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:46:42] [INFO ] [Nat]Added 72 Read/Feed constraints in 169 ms returned sat
[2026-05-29 08:46:42] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 72 ms.
[2026-05-29 08:46:43] [INFO ] Added : 44 causal constraints over 9 iterations in 1028 ms. Result :sat
Minimization took 2872 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[161]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[161]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:46:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:46:47] [INFO ] Invariant cache hit.
[2026-05-29 08:46:48] [INFO ] Implicit Places using invariants in 1309 ms returned []
[2026-05-29 08:46:48] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:46:48] [INFO ] Invariant cache hit.
[2026-05-29 08:46:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:46:53] [INFO ] Implicit Places using invariants and state equation in 5186 ms returned []
Implicit Place search using SMT with State Equation took 6497 ms to find 0 implicit places.
[2026-05-29 08:46:53] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6517 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:46:53] [INFO ] Flatten gal took : 41 ms
[2026-05-29 08:46:53] [INFO ] Flatten gal took : 25 ms
RANDOM walk for 40000 steps (15 resets) in 213 ms. (186 steps per ms) remains 2/2 properties
[2026-05-29 08:46:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9771512251785214991.gal : 12 ms
[2026-05-29 08:46:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10810202453021661317.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9771512251785214991.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10810202453021661317.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40003 steps (15 resets) in 150 ms. (264 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (18 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality10810202453021661317.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 224902 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 2
Probabilistic random walk after 224902 steps, saw 112876 distinct states, run finished after 3001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-29 08:46:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:46:56] [INFO ] Invariant cache hit.
[2026-05-29 08:46:56] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1507 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1477 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2991ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (19 resets) in 202 ms. (197 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (12 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 318129 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 1
Probabilistic random walk after 318129 steps, saw 154612 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
[2026-05-29 08:47:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:47:02] [INFO ] Invariant cache hit.
[2026-05-29 08:47:03] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 554 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2199 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2759ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 18 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:47:05] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:47:05] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:47:07] [INFO ] Implicit Places using invariants in 1241 ms returned []
[2026-05-29 08:47:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:47:07] [INFO ] Invariant cache hit.
[2026-05-29 08:47:07] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:47:12] [INFO ] Implicit Places using invariants and state equation in 5176 ms returned []
Implicit Place search using SMT with State Equation took 6420 ms to find 0 implicit places.
[2026-05-29 08:47:12] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6450 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 59 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9465856599320968939.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15818737298704595740.kers'
[2026-05-29 08:47:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9465856599320968939.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15818737298704595740.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:47:12] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-15818737298704595740.kers
Total runtime 9 ms.
[2026-05-29 08:47:12] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:47:12] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
[2026-05-29 08:47:12] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:47:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:47:12] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:47:17] [INFO ] After 4667ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:47:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 360 ms
TRAPS : Iteration 1
[2026-05-29 08:47:18] [INFO ] After 5965ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:47:19] [INFO ] After 6621ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:47:19] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:47:19] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:47:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17173090612542863080.gal : 5 ms
[2026-05-29 08:47:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8928373591918206330.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17173090612542863080.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8928373591918206330.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8928373591918206330.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:47:34] [INFO ] Flatten gal took : 35 ms
[2026-05-29 08:47:34] [INFO ] Applying decomposition
[2026-05-29 08:47:34] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9380385938295407343.txt' '-o' '/tmp/graph9380385938295407343.bin' '-w' '/tmp/graph9380385938295407343.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9380385938295407343.bin' '-l' '-1' '-v' '-w' '/tmp/graph9380385938295407343.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:47:34] [INFO ] Decomposing Gal with order
[2026-05-29 08:47:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:47:34] [INFO ] Removed a total of 784 redundant transitions.
[2026-05-29 08:47:34] [INFO ] Flatten gal took : 63 ms
[2026-05-29 08:47:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 393 labels/synchronizations in 11 ms.
[2026-05-29 08:47:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8425396721992822954.gal : 6 ms
[2026-05-29 08:47:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8115552067390794049.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8425396721992822954.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8115552067390794049.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8115552067390794049.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 97
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :97 after 139
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :139 after 205
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :205 after 241
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :241 after 617
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :617 after 1029
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1029 after 1793
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1793 after 2882
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2882 after 6472
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:47:43] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:47:43] [INFO ] Applying decomposition
[2026-05-29 08:47:43] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9002408982871543958.txt' '-o' '/tmp/graph9002408982871543958.bin' '-w' '/tmp/graph9002408982871543958.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9002408982871543958.bin' '-l' '-1' '-v' '-w' '/tmp/graph9002408982871543958.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:47:43] [INFO ] Decomposing Gal with order
[2026-05-29 08:47:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:47:44] [INFO ] Removed a total of 680 redundant transitions.
[2026-05-29 08:47:44] [INFO ] Flatten gal took : 59 ms
[2026-05-29 08:47:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 215 labels/synchronizations in 7 ms.
[2026-05-29 08:47:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14467163257373433949.gal : 5 ms
[2026-05-29 08:47:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15957395433250373124.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14467163257373433949.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15957395433250373124.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15957395433250373124.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 28
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :28 after 178
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :178 after 234
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :234 after 292
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :292 after 842
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :842 after 1317
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1317 after 2796
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2796 after 6418
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :6472 after 13409
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6418 after 24126
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37238 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[160]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11095329255026949810.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14707788354299090745.kers'
[2026-05-29 08:47:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11095329255026949810.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14707788354299090745.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:47:49] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-14707788354299090745.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[160]
RANDOM walk for 1000000 steps (561 resets) in 3305 ms. (302 steps per ms)
BEST_FIRST walk for 1000001 steps (240 resets) in 1675 ms. (596 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[160]
[2026-05-29 08:47:54] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9777794029365823293.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13747845045803859451.kers'
[2026-05-29 08:47:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9777794029365823293.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13747845045803859451.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:47:54] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-13747845045803859451.kers
Total runtime 8 ms.
[2026-05-29 08:47:54] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:47:54] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:47:54] [INFO ] [Real]Absence check using state equation in 331 ms returned sat
[2026-05-29 08:47:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:47:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:47:55] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:47:55] [INFO ] [Nat]Absence check using state equation in 418 ms returned sat
[2026-05-29 08:47:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:47:55] [INFO ] [Nat]Added 72 Read/Feed constraints in 164 ms returned sat
[2026-05-29 08:47:55] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 57 ms.
[2026-05-29 08:47:56] [INFO ] Added : 44 causal constraints over 9 iterations in 982 ms. Result :sat
Minimization took 2532 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[160]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[160]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:47:59] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:47:59] [INFO ] Invariant cache hit.
[2026-05-29 08:48:00] [INFO ] Implicit Places using invariants in 1319 ms returned []
[2026-05-29 08:48:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:48:00] [INFO ] Invariant cache hit.
[2026-05-29 08:48:01] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:48:06] [INFO ] Implicit Places using invariants and state equation in 5160 ms returned []
Implicit Place search using SMT with State Equation took 6481 ms to find 0 implicit places.
[2026-05-29 08:48:06] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6502 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:48:06] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:48:06] [INFO ] Flatten gal took : 38 ms
[2026-05-29 08:48:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7314327629750086443.gal : 6 ms
[2026-05-29 08:48:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16618219999692748662.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7314327629750086443.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16618219999692748662.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (22 resets) in 305 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 115 ms. (344 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (14 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality16618219999692748662.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 229707 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 229707 steps, saw 115111 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 08:48:09] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:48:09] [INFO ] Invariant cache hit.
[2026-05-29 08:48:09] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1387 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1293 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2686ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (20 resets) in 218 ms. (182 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
BEST_FIRST walk for 40001 steps (11 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 298586 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 1
Probabilistic random walk after 298586 steps, saw 145940 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
[2026-05-29 08:48:15] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:48:15] [INFO ] Invariant cache hit.
[2026-05-29 08:48:15] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 593 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2391 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2990ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:48:18] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:48:18] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:48:19] [INFO ] Implicit Places using invariants in 1352 ms returned []
[2026-05-29 08:48:19] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:48:19] [INFO ] Invariant cache hit.
[2026-05-29 08:48:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:48:25] [INFO ] Implicit Places using invariants and state equation in 5516 ms returned []
Implicit Place search using SMT with State Equation took 6870 ms to find 0 implicit places.
[2026-05-29 08:48:25] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6892 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 49 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11416379624262307402.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16172818766111185061.kers'
[2026-05-29 08:48:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11416379624262307402.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16172818766111185061.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:48:25] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16172818766111185061.kers
Total runtime 8 ms.
[2026-05-29 08:48:25] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:48:25] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:48:25] [INFO ] After 120ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:48:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:48:25] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:48:30] [INFO ] After 4731ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:48:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 457 ms
TRAPS : Iteration 1
[2026-05-29 08:48:31] [INFO ] After 6156ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:48:32] [INFO ] After 6830ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:48:32] [INFO ] Flatten gal took : 40 ms
[2026-05-29 08:48:32] [INFO ] Flatten gal took : 33 ms
[2026-05-29 08:48:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15622226395024728671.gal : 5 ms
[2026-05-29 08:48:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12027852348765368289.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15622226395024728671.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12027852348765368289.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12027852348765368289.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:48:47] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:48:47] [INFO ] Applying decomposition
[2026-05-29 08:48:47] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2325906985084403636.txt' '-o' '/tmp/graph2325906985084403636.bin' '-w' '/tmp/graph2325906985084403636.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2325906985084403636.bin' '-l' '-1' '-v' '-w' '/tmp/graph2325906985084403636.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:48:47] [INFO ] Decomposing Gal with order
[2026-05-29 08:48:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:48:47] [INFO ] Removed a total of 658 redundant transitions.
[2026-05-29 08:48:47] [INFO ] Flatten gal took : 70 ms
[2026-05-29 08:48:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 324 labels/synchronizations in 8 ms.
[2026-05-29 08:48:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3365305787969910731.gal : 5 ms
[2026-05-29 08:48:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10660847851412906654.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3365305787969910731.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10660847851412906654.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10660847851412906654.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 87
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :87 after 151
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :151 after 295
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :295 after 451
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :451 after 967
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :967 after 2129
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2129 after 4559
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4559 after 16675
SDD proceeding with computation,2 properties remain. new max is 131072
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :100874 after 322522
SDD size :63693 after 67342
Detected timeout of ITS tools.
[2026-05-29 08:48:56] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:48:56] [INFO ] Applying decomposition
[2026-05-29 08:48:56] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4899777495803198126.txt' '-o' '/tmp/graph4899777495803198126.bin' '-w' '/tmp/graph4899777495803198126.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4899777495803198126.bin' '-l' '-1' '-v' '-w' '/tmp/graph4899777495803198126.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:48:56] [INFO ] Decomposing Gal with order
[2026-05-29 08:48:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:48:56] [INFO ] Removed a total of 615 redundant transitions.
[2026-05-29 08:48:56] [INFO ] Flatten gal took : 68 ms
[2026-05-29 08:48:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 248 labels/synchronizations in 6 ms.
[2026-05-29 08:48:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1512875543905366661.gal : 6 ms
[2026-05-29 08:48:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12200741521750987434.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1512875543905366661.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12200741521750987434.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12200741521750987434.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 9
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :9 after 17
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :17 after 20
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :20 after 130
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :130 after 282
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :282 after 627
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :627 after 1000
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1000 after 2722
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2722 after 7122
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :67342 after 146853
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37454 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[159]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13732673739855267717.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9315970644102155083.kers'
[2026-05-29 08:49:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13732673739855267717.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9315970644102155083.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:49:02] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-9315970644102155083.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[159]
RANDOM walk for 1000000 steps (553 resets) in 3285 ms. (304 steps per ms)
BEST_FIRST walk for 1000001 steps (248 resets) in 1674 ms. (597 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[159]
[2026-05-29 08:49:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4747780128289089368.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11026139922398392579.kers'
[2026-05-29 08:49:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4747780128289089368.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11026139922398392579.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:49:07] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11026139922398392579.kers
Total runtime 7 ms.
[2026-05-29 08:49:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:49:07] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:49:08] [INFO ] [Real]Absence check using state equation in 328 ms returned sat
[2026-05-29 08:49:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:49:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:49:08] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:49:08] [INFO ] [Nat]Absence check using state equation in 414 ms returned sat
[2026-05-29 08:49:08] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:49:08] [INFO ] [Nat]Added 72 Read/Feed constraints in 163 ms returned sat
[2026-05-29 08:49:08] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 60 ms.
[2026-05-29 08:49:09] [INFO ] Added : 44 causal constraints over 9 iterations in 972 ms. Result :sat
Minimization took 2489 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[159]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[159]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:49:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:49:12] [INFO ] Invariant cache hit.
[2026-05-29 08:49:13] [INFO ] Implicit Places using invariants in 1329 ms returned []
[2026-05-29 08:49:13] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:49:13] [INFO ] Invariant cache hit.
[2026-05-29 08:49:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:49:19] [INFO ] Implicit Places using invariants and state equation in 5193 ms returned []
Implicit Place search using SMT with State Equation took 6524 ms to find 0 implicit places.
[2026-05-29 08:49:19] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6547 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:49:19] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:49:19] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:49:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4672262094499807935.gal : 5 ms
[2026-05-29 08:49:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7997209634884764565.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4672262094499807935.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7997209634884764565.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (24 resets) in 324 ms. (123 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 122 ms. (325 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality7997209634884764565.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 228248 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 228248 steps, saw 114426 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 08:49:22] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:49:22] [INFO ] Invariant cache hit.
[2026-05-29 08:49:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1491 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1494 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2990ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 91 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (21 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (11 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 319070 steps, run timeout after 3002 ms. (steps per millisecond=106 ) properties seen :0 out of 1
Probabilistic random walk after 319070 steps, saw 155007 distinct states, run finished after 3002 ms. (steps per millisecond=106 ) properties seen :0
[2026-05-29 08:49:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:49:28] [INFO ] Invariant cache hit.
[2026-05-29 08:49:28] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 573 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2303 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2885ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:49:31] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:49:31] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:49:32] [INFO ] Implicit Places using invariants in 1351 ms returned []
[2026-05-29 08:49:32] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:49:32] [INFO ] Invariant cache hit.
[2026-05-29 08:49:33] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:49:38] [INFO ] Implicit Places using invariants and state equation in 5495 ms returned []
Implicit Place search using SMT with State Equation took 6846 ms to find 0 implicit places.
[2026-05-29 08:49:38] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6869 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 47 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11535117319264017878.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8786823500226860542.kers'
[2026-05-29 08:49:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11535117319264017878.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8786823500226860542.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:49:38] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-8786823500226860542.kers
Total runtime 8 ms.
[2026-05-29 08:49:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:49:38] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
[2026-05-29 08:49:38] [INFO ] After 120ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:49:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:49:38] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:49:43] [INFO ] After 4826ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:49:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 398 ms
TRAPS : Iteration 1
[2026-05-29 08:49:44] [INFO ] After 6202ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:49:45] [INFO ] After 6877ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:49:45] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:49:45] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:49:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12632567260509413315.gal : 4 ms
[2026-05-29 08:49:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7596832595356879661.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12632567260509413315.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7596832595356879661.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7596832595356879661.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:50:00] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:50:00] [INFO ] Applying decomposition
[2026-05-29 08:50:00] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1841637854544649664.txt' '-o' '/tmp/graph1841637854544649664.bin' '-w' '/tmp/graph1841637854544649664.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1841637854544649664.bin' '-l' '-1' '-v' '-w' '/tmp/graph1841637854544649664.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:50:00] [INFO ] Decomposing Gal with order
[2026-05-29 08:50:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:50:00] [INFO ] Removed a total of 593 redundant transitions.
[2026-05-29 08:50:00] [INFO ] Flatten gal took : 79 ms
[2026-05-29 08:50:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 361 labels/synchronizations in 9 ms.
[2026-05-29 08:50:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4113607885297916140.gal : 6 ms
[2026-05-29 08:50:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12036269930441691435.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4113607885297916140.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12036269930441691435.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12036269930441691435.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 801
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :801 after 1215
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1215 after 2873
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2873 after 5841
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5841 after 11715
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 68162
Detected timeout of ITS tools.
[2026-05-29 08:50:09] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:50:09] [INFO ] Applying decomposition
[2026-05-29 08:50:09] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3806174553681904993.txt' '-o' '/tmp/graph3806174553681904993.bin' '-w' '/tmp/graph3806174553681904993.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3806174553681904993.bin' '-l' '-1' '-v' '-w' '/tmp/graph3806174553681904993.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:50:09] [INFO ] Decomposing Gal with order
[2026-05-29 08:50:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:50:09] [INFO ] Removed a total of 537 redundant transitions.
[2026-05-29 08:50:09] [INFO ] Flatten gal took : 69 ms
[2026-05-29 08:50:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 338 labels/synchronizations in 9 ms.
[2026-05-29 08:50:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4726985014477344166.gal : 6 ms
[2026-05-29 08:50:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6348082394213491671.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4726985014477344166.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6348082394213491671.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6348082394213491671.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 60
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :60 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 609
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :609 after 942
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :942 after 2184
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2184 after 6714
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 36161
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37460 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[158]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2528942755870434243.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4085957610279427201.kers'
[2026-05-29 08:50:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2528942755870434243.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4085957610279427201.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:50:15] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4085957610279427201.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[158]
RANDOM walk for 1000000 steps (566 resets) in 3292 ms. (303 steps per ms)
BEST_FIRST walk for 1000001 steps (240 resets) in 1673 ms. (597 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[158]
[2026-05-29 08:50:20] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9158012591939656467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3557388843966087365.kers'
[2026-05-29 08:50:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9158012591939656467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3557388843966087365.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:50:20] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3557388843966087365.kers
Total runtime 8 ms.
[2026-05-29 08:50:20] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:50:20] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:50:21] [INFO ] [Real]Absence check using state equation in 324 ms returned sat
[2026-05-29 08:50:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:50:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:50:21] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:50:21] [INFO ] [Nat]Absence check using state equation in 416 ms returned sat
[2026-05-29 08:50:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:50:22] [INFO ] [Nat]Added 72 Read/Feed constraints in 168 ms returned sat
[2026-05-29 08:50:22] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 60 ms.
[2026-05-29 08:50:23] [INFO ] Added : 44 causal constraints over 9 iterations in 968 ms. Result :sat
Minimization took 2480 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[158]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[158]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:50:25] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:50:25] [INFO ] Invariant cache hit.
[2026-05-29 08:50:27] [INFO ] Implicit Places using invariants in 1315 ms returned []
[2026-05-29 08:50:27] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:50:27] [INFO ] Invariant cache hit.
[2026-05-29 08:50:27] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:50:32] [INFO ] Implicit Places using invariants and state equation in 5192 ms returned []
Implicit Place search using SMT with State Equation took 6517 ms to find 0 implicit places.
[2026-05-29 08:50:32] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6541 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:50:32] [INFO ] Flatten gal took : 30 ms
[2026-05-29 08:50:32] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:50:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8267014103756739433.gal : 5 ms
[2026-05-29 08:50:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10397945367659597679.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8267014103756739433.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10397945367659597679.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (22 resets) in 284 ms. (140 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 119 ms. (333 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality10397945367659597679.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 225121 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 225121 steps, saw 112970 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 08:50:35] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:50:35] [INFO ] Invariant cache hit.
[2026-05-29 08:50:35] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1326 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1509 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2867ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 17 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (30 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (13 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Interrupted probabilistic random walk after 318356 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 1
Probabilistic random walk after 318356 steps, saw 154698 distinct states, run finished after 3006 ms. (steps per millisecond=105 ) properties seen :0
[2026-05-29 08:50:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:50:41] [INFO ] Invariant cache hit.
[2026-05-29 08:50:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 568 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2306 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2880ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:50:44] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:50:44] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:50:45] [INFO ] Implicit Places using invariants in 1380 ms returned []
[2026-05-29 08:50:45] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:50:45] [INFO ] Invariant cache hit.
[2026-05-29 08:50:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:50:51] [INFO ] Implicit Places using invariants and state equation in 5662 ms returned []
Implicit Place search using SMT with State Equation took 7044 ms to find 0 implicit places.
[2026-05-29 08:50:51] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7066 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 49 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11372889144965037820.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4710837278267295471.kers'
[2026-05-29 08:50:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11372889144965037820.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4710837278267295471.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:50:51] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4710837278267295471.kers
Total runtime 8 ms.
[2026-05-29 08:50:51] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:50:51] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 08:50:51] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:50:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:50:52] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 60 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:50:56] [INFO ] After 4878ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:50:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 366 ms
TRAPS : Iteration 1
[2026-05-29 08:50:58] [INFO ] After 6197ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:50:58] [INFO ] After 6911ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:50:58] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:50:58] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:50:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14271863067412691887.gal : 5 ms
[2026-05-29 08:50:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8494949416963174904.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14271863067412691887.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8494949416963174904.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8494949416963174904.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:51:13] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:51:13] [INFO ] Applying decomposition
[2026-05-29 08:51:13] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17715794694827004834.txt' '-o' '/tmp/graph17715794694827004834.bin' '-w' '/tmp/graph17715794694827004834.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17715794694827004834.bin' '-l' '-1' '-v' '-w' '/tmp/graph17715794694827004834.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:51:13] [INFO ] Decomposing Gal with order
[2026-05-29 08:51:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:51:14] [INFO ] Removed a total of 740 redundant transitions.
[2026-05-29 08:51:14] [INFO ] Flatten gal took : 60 ms
[2026-05-29 08:51:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 465 labels/synchronizations in 10 ms.
[2026-05-29 08:51:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4203535866079506474.gal : 5 ms
[2026-05-29 08:51:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17200155040884704873.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4203535866079506474.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17200155040884704873.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17200155040884704873.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 25
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :25 after 63
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :63 after 105
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :105 after 177
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :177 after 273
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :273 after 725
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :725 after 1491
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1491 after 2553
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2553 after 5967
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5967 after 11089
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:51:22] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:51:22] [INFO ] Applying decomposition
[2026-05-29 08:51:22] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9169684591109596590.txt' '-o' '/tmp/graph9169684591109596590.bin' '-w' '/tmp/graph9169684591109596590.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9169684591109596590.bin' '-l' '-1' '-v' '-w' '/tmp/graph9169684591109596590.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:51:22] [INFO ] Decomposing Gal with order
[2026-05-29 08:51:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:51:22] [INFO ] Removed a total of 510 redundant transitions.
[2026-05-29 08:51:22] [INFO ] Flatten gal took : 61 ms
[2026-05-29 08:51:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 281 labels/synchronizations in 6 ms.
[2026-05-29 08:51:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5517647363472826648.gal : 5 ms
[2026-05-29 08:51:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15601284996428060741.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5517647363472826648.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15601284996428060741.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11089 after 46833
Loading property file /tmp/ReachabilityCardinality15601284996428060741.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 58
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :58 after 141
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :141 after 311
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :311 after 556
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :556 after 1524
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1524 after 4926
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4926 after 9685
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 37683
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37492 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[157]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7451391605311403159.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3391638868499594499.kers'
[2026-05-29 08:51:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7451391605311403159.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3391638868499594499.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:51:29] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3391638868499594499.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[157]
RANDOM walk for 1000000 steps (512 resets) in 3280 ms. (304 steps per ms)
BEST_FIRST walk for 1000001 steps (232 resets) in 1669 ms. (598 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[157]
[2026-05-29 08:51:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8495640110882476782.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7693673012450847446.kers'
[2026-05-29 08:51:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8495640110882476782.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7693673012450847446.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:51:34] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-7693673012450847446.kers
Total runtime 8 ms.
[2026-05-29 08:51:34] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:51:34] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:51:34] [INFO ] [Real]Absence check using state equation in 321 ms returned sat
[2026-05-29 08:51:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:51:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 08:51:34] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:51:35] [INFO ] [Nat]Absence check using state equation in 441 ms returned sat
[2026-05-29 08:51:35] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:51:35] [INFO ] [Nat]Added 72 Read/Feed constraints in 179 ms returned sat
[2026-05-29 08:51:35] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 59 ms.
[2026-05-29 08:51:36] [INFO ] Added : 44 causal constraints over 9 iterations in 1043 ms. Result :sat
Minimization took 2838 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[157]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[157]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:51:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:51:39] [INFO ] Invariant cache hit.
[2026-05-29 08:51:40] [INFO ] Implicit Places using invariants in 1286 ms returned []
[2026-05-29 08:51:40] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:51:40] [INFO ] Invariant cache hit.
[2026-05-29 08:51:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:51:46] [INFO ] Implicit Places using invariants and state equation in 5257 ms returned []
Implicit Place search using SMT with State Equation took 6544 ms to find 0 implicit places.
[2026-05-29 08:51:46] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6567 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:51:46] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:51:46] [INFO ] Flatten gal took : 37 ms
[2026-05-29 08:51:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8296239435880395273.gal : 4 ms
[2026-05-29 08:51:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18039127610719408461.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8296239435880395273.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18039127610719408461.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (27 resets) in 302 ms. (132 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 145 ms. (274 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality18039127610719408461.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 213411 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 2
Probabilistic random walk after 213411 steps, saw 107543 distinct states, run finished after 3001 ms. (steps per millisecond=71 ) properties seen :0
[2026-05-29 08:51:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:51:49] [INFO ] Invariant cache hit.
[2026-05-29 08:51:49] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1350 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1360 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2717ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (27 resets) in 195 ms. (204 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (13 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 312251 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 312251 steps, saw 151989 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 08:51:55] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:51:55] [INFO ] Invariant cache hit.
[2026-05-29 08:51:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 569 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2279 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2854ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:51:58] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:51:58] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:51:59] [INFO ] Implicit Places using invariants in 1402 ms returned []
[2026-05-29 08:51:59] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:51:59] [INFO ] Invariant cache hit.
[2026-05-29 08:52:00] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:52:05] [INFO ] Implicit Places using invariants and state equation in 5441 ms returned []
Implicit Place search using SMT with State Equation took 6845 ms to find 0 implicit places.
[2026-05-29 08:52:05] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6868 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 57 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11528730292077109886.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-588149054976122095.kers'
[2026-05-29 08:52:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11528730292077109886.kers, --Pflows, --basisKERS=/tmp/petrispot-output-588149054976122095.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:52:05] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-588149054976122095.kers
Total runtime 9 ms.
[2026-05-29 08:52:05] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:52:05] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:52:05] [INFO ] After 118ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:52:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:52:05] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:52:09] [INFO ] After 4568ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:52:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 374 ms
TRAPS : Iteration 1
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:52:11] [INFO ] After 6065ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:52:11] [INFO ] After 6718ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:52:12] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:52:12] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:52:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17535215017203519581.gal : 4 ms
[2026-05-29 08:52:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6942065520266332104.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17535215017203519581.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6942065520266332104.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6942065520266332104.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:52:27] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:52:27] [INFO ] Applying decomposition
[2026-05-29 08:52:27] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14962628616536481367.txt' '-o' '/tmp/graph14962628616536481367.bin' '-w' '/tmp/graph14962628616536481367.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14962628616536481367.bin' '-l' '-1' '-v' '-w' '/tmp/graph14962628616536481367.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:52:27] [INFO ] Decomposing Gal with order
[2026-05-29 08:52:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:52:27] [INFO ] Removed a total of 499 redundant transitions.
[2026-05-29 08:52:27] [INFO ] Flatten gal took : 66 ms
[2026-05-29 08:52:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 234 labels/synchronizations in 5 ms.
[2026-05-29 08:52:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14708242496446928094.gal : 5 ms
[2026-05-29 08:52:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13168719026699084728.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14708242496446928094.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13168719026699084728.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality13168719026699084728.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 9
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :9 after 15
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :15 after 31
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :31 after 55
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :55 after 107
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :107 after 217
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :217 after 505
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :505 after 925
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :925 after 1595
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1595 after 4519
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :63693 after 79812
Detected timeout of ITS tools.
[2026-05-29 08:52:36] [INFO ] Flatten gal took : 26 ms
[2026-05-29 08:52:36] [INFO ] Applying decomposition
[2026-05-29 08:52:36] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12519171347244500167.txt' '-o' '/tmp/graph12519171347244500167.bin' '-w' '/tmp/graph12519171347244500167.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12519171347244500167.bin' '-l' '-1' '-v' '-w' '/tmp/graph12519171347244500167.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:52:36] [INFO ] Decomposing Gal with order
[2026-05-29 08:52:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:52:36] [INFO ] Removed a total of 632 redundant transitions.
[2026-05-29 08:52:36] [INFO ] Flatten gal took : 89 ms
[2026-05-29 08:52:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 458 labels/synchronizations in 8 ms.
[2026-05-29 08:52:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2430940249687097107.gal : 5 ms
[2026-05-29 08:52:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5171955955117208632.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2430940249687097107.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5171955955117208632.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5171955955117208632.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 18
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :18 after 62
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :62 after 160
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :160 after 180
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :180 after 522
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :522 after 1090
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1090 after 3479
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3479 after 31181
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37278 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[156]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16084321319427347755.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13538576090050513237.kers'
[2026-05-29 08:52:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16084321319427347755.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13538576090050513237.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:52:42] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13538576090050513237.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[156]
RANDOM walk for 1000000 steps (593 resets) in 3302 ms. (302 steps per ms)
BEST_FIRST walk for 1000000 steps (230 resets) in 1713 ms. (583 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[156]
[2026-05-29 08:52:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1900694752968816483.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-274845022041313547.kers'
[2026-05-29 08:52:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1900694752968816483.kers, --Pflows, --basisKERS=/tmp/petrispot-output-274845022041313547.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:52:47] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-274845022041313547.kers
Total runtime 9 ms.
[2026-05-29 08:52:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:52:47] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 22 ms returned sat
[2026-05-29 08:52:47] [INFO ] [Real]Absence check using state equation in 317 ms returned sat
[2026-05-29 08:52:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:52:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:52:47] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:52:48] [INFO ] [Nat]Absence check using state equation in 410 ms returned sat
[2026-05-29 08:52:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:52:48] [INFO ] [Nat]Added 72 Read/Feed constraints in 160 ms returned sat
[2026-05-29 08:52:48] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-29 08:52:49] [INFO ] Added : 44 causal constraints over 9 iterations in 961 ms. Result :sat
Minimization took 2498 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[156]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:52:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:52:52] [INFO ] Invariant cache hit.
[2026-05-29 08:52:53] [INFO ] Implicit Places using invariants in 1300 ms returned []
[2026-05-29 08:52:53] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:52:53] [INFO ] Invariant cache hit.
[2026-05-29 08:52:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:52:58] [INFO ] Implicit Places using invariants and state equation in 5054 ms returned []
Implicit Place search using SMT with State Equation took 6356 ms to find 0 implicit places.
[2026-05-29 08:52:58] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6376 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:52:58] [INFO ] Flatten gal took : 27 ms
[2026-05-29 08:52:58] [INFO ] Flatten gal took : 30 ms
[2026-05-29 08:52:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15836218914536456713.gal : 6 ms
[2026-05-29 08:52:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5144085893238381537.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15836218914536456713.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5144085893238381537.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (21 resets) in 270 ms. (147 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5144085893238381537.prop.
BEST_FIRST walk for 40004 steps (10 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 231763 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 231763 steps, saw 116064 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 08:53:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:53:02] [INFO ] Invariant cache hit.
[2026-05-29 08:53:02] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1273 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1368 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2646ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (34 resets) in 202 ms. (197 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (11 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Interrupted probabilistic random walk after 286715 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 286715 steps, saw 140487 distinct states, run finished after 3002 ms. (steps per millisecond=95 ) properties seen :0
[2026-05-29 08:53:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:53:07] [INFO ] Invariant cache hit.
[2026-05-29 08:53:07] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 575 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2390 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2972ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:53:10] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:53:10] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:53:12] [INFO ] Implicit Places using invariants in 1379 ms returned []
[2026-05-29 08:53:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:53:12] [INFO ] Invariant cache hit.
[2026-05-29 08:53:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:53:17] [INFO ] Implicit Places using invariants and state equation in 5400 ms returned []
Implicit Place search using SMT with State Equation took 6781 ms to find 0 implicit places.
[2026-05-29 08:53:17] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6804 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 50 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17303100751250013799.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17338660300754973251.kers'
[2026-05-29 08:53:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17303100751250013799.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17338660300754973251.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:53:17] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-17338660300754973251.kers
Total runtime 9 ms.
[2026-05-29 08:53:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:53:17] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 08:53:17] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:53:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:53:17] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:53:22] [INFO ] After 4554ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:53:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 342 ms
TRAPS : Iteration 1
[2026-05-29 08:53:23] [INFO ] After 5805ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:53:24] [INFO ] After 6437ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:53:24] [INFO ] Flatten gal took : 21 ms
[2026-05-29 08:53:24] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:53:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6021808311771094764.gal : 4 ms
[2026-05-29 08:53:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13510789449330353244.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6021808311771094764.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13510789449330353244.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13510789449330353244.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:53:39] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:53:39] [INFO ] Applying decomposition
[2026-05-29 08:53:39] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14367143271693448411.txt' '-o' '/tmp/graph14367143271693448411.bin' '-w' '/tmp/graph14367143271693448411.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14367143271693448411.bin' '-l' '-1' '-v' '-w' '/tmp/graph14367143271693448411.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:53:39] [INFO ] Decomposing Gal with order
[2026-05-29 08:53:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:53:39] [INFO ] Removed a total of 635 redundant transitions.
[2026-05-29 08:53:39] [INFO ] Flatten gal took : 66 ms
[2026-05-29 08:53:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 336 labels/synchronizations in 8 ms.
[2026-05-29 08:53:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3871880499996399588.gal : 5 ms
[2026-05-29 08:53:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17099621144151168901.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3871880499996399588.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17099621144151168901.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17099621144151168901.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :47 after 107
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :107 after 151
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :151 after 271
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :271 after 319
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319 after 867
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :867 after 1325
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1325 after 2971
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2971 after 5887
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5887 after 12609
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :12609 after 29657
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:53:49] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:53:49] [INFO ] Applying decomposition
[2026-05-29 08:53:49] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12888053843604028951.txt' '-o' '/tmp/graph12888053843604028951.bin' '-w' '/tmp/graph12888053843604028951.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12888053843604028951.bin' '-l' '-1' '-v' '-w' '/tmp/graph12888053843604028951.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:53:49] [INFO ] Decomposing Gal with order
[2026-05-29 08:53:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:53:49] [INFO ] Removed a total of 664 redundant transitions.
[2026-05-29 08:53:49] [INFO ] Flatten gal took : 62 ms
[2026-05-29 08:53:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 328 labels/synchronizations in 9 ms.
[2026-05-29 08:53:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9680374875019687503.gal : 5 ms
[2026-05-29 08:53:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5270533378815432744.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9680374875019687503.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5270533378815432744.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5270533378815432744.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 72
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :72 after 234
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :234 after 672
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :672 after 777
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :777 after 1581
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1581 after 3384
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3384 after 9422
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :9422 after 22188
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36994 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[155]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14943580609999491205.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5148779329822337039.kers'
[2026-05-29 08:53:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14943580609999491205.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5148779329822337039.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:53:54] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5148779329822337039.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[155]
RANDOM walk for 1000000 steps (571 resets) in 3622 ms. (276 steps per ms)
BEST_FIRST walk for 1000000 steps (246 resets) in 2071 ms. (482 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[155]
[2026-05-29 08:54:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14928932138520933343.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15322926053038458049.kers'
[2026-05-29 08:54:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14928932138520933343.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15322926053038458049.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:54:00] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-15322926053038458049.kers
Total runtime 8 ms.
[2026-05-29 08:54:00] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:54:00] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:54:01] [INFO ] [Real]Absence check using state equation in 495 ms returned sat
[2026-05-29 08:54:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:54:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:54:01] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 42 ms returned sat
[2026-05-29 08:54:01] [INFO ] [Nat]Absence check using state equation in 585 ms returned sat
[2026-05-29 08:54:01] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:54:02] [INFO ] [Nat]Added 72 Read/Feed constraints in 233 ms returned sat
[2026-05-29 08:54:02] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 91 ms.
[2026-05-29 08:54:03] [INFO ] Added : 44 causal constraints over 9 iterations in 1662 ms. Result :sat
Minimization took 2727 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[155]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[155]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:54:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:54:07] [INFO ] Invariant cache hit.
[2026-05-29 08:54:08] [INFO ] Implicit Places using invariants in 1708 ms returned []
[2026-05-29 08:54:08] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:54:08] [INFO ] Invariant cache hit.
[2026-05-29 08:54:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:54:14] [INFO ] Implicit Places using invariants and state equation in 5881 ms returned []
Implicit Place search using SMT with State Equation took 7596 ms to find 0 implicit places.
[2026-05-29 08:54:14] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7617 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:54:14] [INFO ] Flatten gal took : 40 ms
[2026-05-29 08:54:14] [INFO ] Flatten gal took : 36 ms
[2026-05-29 08:54:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13585504625198231328.gal : 5 ms
[2026-05-29 08:54:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12706555268503864745.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13585504625198231328.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12706555268503864745.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (25 resets) in 376 ms. (106 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (13 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 143 ms. (277 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality12706555268503864745.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 230819 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 230819 steps, saw 115614 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 08:54:17] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:54:17] [INFO ] Invariant cache hit.
[2026-05-29 08:54:17] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1706 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1631 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3344ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40001 steps (28 resets) in 211 ms. (188 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (13 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 274944 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :0 out of 1
Probabilistic random walk after 274944 steps, saw 135084 distinct states, run finished after 3001 ms. (steps per millisecond=91 ) properties seen :0
[2026-05-29 08:54:24] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:54:24] [INFO ] Invariant cache hit.
[2026-05-29 08:54:24] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 617 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2572 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3195ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:54:27] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:54:27] [INFO ] Invariant cache hit.
[2026-05-29 08:54:29] [INFO ] Implicit Places using invariants in 1446 ms returned []
[2026-05-29 08:54:29] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:54:29] [INFO ] Invariant cache hit.
[2026-05-29 08:54:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:54:34] [INFO ] Implicit Places using invariants and state equation in 5490 ms returned []
Implicit Place search using SMT with State Equation took 6937 ms to find 0 implicit places.
[2026-05-29 08:54:34] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6964 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 49 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2582066138895575723.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10567879021087962693.kers'
[2026-05-29 08:54:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2582066138895575723.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10567879021087962693.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:54:34] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-10567879021087962693.kers
Total runtime 9 ms.
[2026-05-29 08:54:34] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:54:34] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
[2026-05-29 08:54:34] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:54:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:54:34] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:54:39] [INFO ] After 4779ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:54:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 462 ms
TRAPS : Iteration 1
[2026-05-29 08:54:41] [INFO ] After 6200ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:54:41] [INFO ] After 6868ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:54:41] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:54:41] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:54:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15276821348166167807.gal : 5 ms
[2026-05-29 08:54:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14097774609270044035.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15276821348166167807.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14097774609270044035.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14097774609270044035.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:54:56] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:54:56] [INFO ] Applying decomposition
[2026-05-29 08:54:56] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph327249368007913064.txt' '-o' '/tmp/graph327249368007913064.bin' '-w' '/tmp/graph327249368007913064.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph327249368007913064.bin' '-l' '-1' '-v' '-w' '/tmp/graph327249368007913064.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:54:56] [INFO ] Decomposing Gal with order
[2026-05-29 08:54:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:54:56] [INFO ] Removed a total of 752 redundant transitions.
[2026-05-29 08:54:56] [INFO ] Flatten gal took : 63 ms
[2026-05-29 08:54:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 385 labels/synchronizations in 8 ms.
[2026-05-29 08:54:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5251862329499102467.gal : 5 ms
[2026-05-29 08:54:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7793824093748675561.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5251862329499102467.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7793824093748675561.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7793824093748675561.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 12
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :12 after 13
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :13 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 42
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :42 after 48
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :48 after 87
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :87 after 119
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :119 after 217
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :217 after 1009
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1009 after 2181
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2181 after 5857
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5857 after 11917
Detected timeout of ITS tools.
[2026-05-29 08:55:04] [INFO ] Flatten gal took : 49 ms
[2026-05-29 08:55:04] [INFO ] Applying decomposition
[2026-05-29 08:55:04] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10810176294662634847.txt' '-o' '/tmp/graph10810176294662634847.bin' '-w' '/tmp/graph10810176294662634847.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10810176294662634847.bin' '-l' '-1' '-v' '-w' '/tmp/graph10810176294662634847.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:55:05] [INFO ] Decomposing Gal with order
[2026-05-29 08:55:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:55:05] [INFO ] Removed a total of 639 redundant transitions.
[2026-05-29 08:55:05] [INFO ] Flatten gal took : 66 ms
[2026-05-29 08:55:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 315 labels/synchronizations in 8 ms.
[2026-05-29 08:55:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17548437428918386245.gal : 5 ms
[2026-05-29 08:55:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12319960999552232046.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17548437428918386245.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12319960999552232046.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12319960999552232046.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 15
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :15 after 16
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :16 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 18
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :18 after 20
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :20 after 22
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :22 after 42
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :42 after 80
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :80 after 305
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :305 after 462
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :462 after 1892
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1892 after 7344
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :11917 after 28951
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37444 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[154]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10615422703948925515.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18102234418131128432.kers'
[2026-05-29 08:55:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10615422703948925515.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18102234418131128432.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:55:12] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-18102234418131128432.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[154]
RANDOM walk for 1000000 steps (589 resets) in 3315 ms. (301 steps per ms)
BEST_FIRST walk for 1000000 steps (264 resets) in 1760 ms. (567 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[154]
[2026-05-29 08:55:17] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4983357461184763638.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12966616123878780018.kers'
[2026-05-29 08:55:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4983357461184763638.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12966616123878780018.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:55:17] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-12966616123878780018.kers
Total runtime 13 ms.
[2026-05-29 08:55:17] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2026-05-29 08:55:17] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 08:55:17] [INFO ] [Real]Absence check using state equation in 425 ms returned sat
[2026-05-29 08:55:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:55:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 08:55:18] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 08:55:18] [INFO ] [Nat]Absence check using state equation in 644 ms returned sat
[2026-05-29 08:55:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:55:18] [INFO ] [Nat]Added 72 Read/Feed constraints in 248 ms returned sat
[2026-05-29 08:55:19] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 86 ms.
[2026-05-29 08:55:20] [INFO ] Added : 44 causal constraints over 9 iterations in 1464 ms. Result :sat
Minimization took 2778 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[154]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[154]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:55:23] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:55:23] [INFO ] Invariant cache hit.
[2026-05-29 08:55:25] [INFO ] Implicit Places using invariants in 1803 ms returned []
[2026-05-29 08:55:25] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:55:25] [INFO ] Invariant cache hit.
[2026-05-29 08:55:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:55:31] [INFO ] Implicit Places using invariants and state equation in 5827 ms returned []
Implicit Place search using SMT with State Equation took 7631 ms to find 0 implicit places.
[2026-05-29 08:55:31] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7660 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:55:31] [INFO ] Flatten gal took : 58 ms
[2026-05-29 08:55:31] [INFO ] Flatten gal took : 36 ms
[2026-05-29 08:55:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7667159573099794397.gal : 7 ms
[2026-05-29 08:55:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3022196568584140861.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7667159573099794397.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3022196568584140861.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (25 resets) in 423 ms. (94 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (16 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality3022196568584140861.prop.
BEST_FIRST walk for 40002 steps (16 resets) in 211 ms. (188 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 216116 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 216116 steps, saw 108790 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 08:55:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:55:34] [INFO ] Invariant cache hit.
[2026-05-29 08:55:34] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1816 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1807 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3630ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 40 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (28 resets) in 218 ms. (182 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (13 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 281645 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 281645 steps, saw 138100 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
[2026-05-29 08:55:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:55:41] [INFO ] Invariant cache hit.
[2026-05-29 08:55:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 759 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3094 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3860ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 21 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 24 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:55:45] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:55:45] [INFO ] Invariant cache hit.
[2026-05-29 08:55:46] [INFO ] Implicit Places using invariants in 1621 ms returned []
[2026-05-29 08:55:46] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:55:46] [INFO ] Invariant cache hit.
[2026-05-29 08:55:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:55:53] [INFO ] Implicit Places using invariants and state equation in 6249 ms returned []
Implicit Place search using SMT with State Equation took 7872 ms to find 0 implicit places.
[2026-05-29 08:55:53] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7907 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 50 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-20505520076924565.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13524152307737665392.kers'
[2026-05-29 08:55:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-20505520076924565.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13524152307737665392.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:55:53] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13524152307737665392.kers
Total runtime 8 ms.
[2026-05-29 08:55:53] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:55:53] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 08:55:53] [INFO ] After 120ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:55:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:55:53] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:55:58] [INFO ] After 4617ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:55:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 529 ms
TRAPS : Iteration 1
[2026-05-29 08:55:59] [INFO ] After 6327ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:56:00] [INFO ] After 6971ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:56:00] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:56:00] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:56:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14103595948243422153.gal : 5 ms
[2026-05-29 08:56:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3072459743009818327.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14103595948243422153.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3072459743009818327.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3072459743009818327.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:56:15] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:56:15] [INFO ] Applying decomposition
[2026-05-29 08:56:15] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18357707546174115.txt' '-o' '/tmp/graph18357707546174115.bin' '-w' '/tmp/graph18357707546174115.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18357707546174115.bin' '-l' '-1' '-v' '-w' '/tmp/graph18357707546174115.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:56:15] [INFO ] Decomposing Gal with order
[2026-05-29 08:56:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:56:15] [INFO ] Removed a total of 737 redundant transitions.
[2026-05-29 08:56:15] [INFO ] Flatten gal took : 91 ms
[2026-05-29 08:56:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 387 labels/synchronizations in 13 ms.
[2026-05-29 08:56:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality761687520537732618.gal : 8 ms
[2026-05-29 08:56:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9991003074275644540.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality761687520537732618.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9991003074275644540.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality9991003074275644540.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :47 after 89
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :89 after 175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :175 after 271
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :271 after 319
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319 after 650
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :650 after 1123
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1123 after 2149
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2149 after 5075
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5075 after 11957
SDD proceeding with computation,2 properties remain. new max is 131072
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11957 after 28880
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 08:56:21] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:56:21] [INFO ] Applying decomposition
[2026-05-29 08:56:21] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13344498301430874850.txt' '-o' '/tmp/graph13344498301430874850.bin' '-w' '/tmp/graph13344498301430874850.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13344498301430874850.bin' '-l' '-1' '-v' '-w' '/tmp/graph13344498301430874850.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:56:21] [INFO ] Decomposing Gal with order
[2026-05-29 08:56:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:56:21] [INFO ] Removed a total of 670 redundant transitions.
[2026-05-29 08:56:21] [INFO ] Flatten gal took : 67 ms
[2026-05-29 08:56:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 437 labels/synchronizations in 19 ms.
[2026-05-29 08:56:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5493432486533882300.gal : 5 ms
[2026-05-29 08:56:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11934590439685028517.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5493432486533882300.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11934590439685028517.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11934590439685028517.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 24
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :24 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :110 after 178
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :178 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 742
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :742 after 1454
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1454 after 3264
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3264 after 9962
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 35446
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :35446 after 51276
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37638 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[153]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11905632225218367573.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13966695181405365600.kers'
[2026-05-29 08:56:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11905632225218367573.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13966695181405365600.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:56:30] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13966695181405365600.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[153]
RANDOM walk for 1000000 steps (533 resets) in 3527 ms. (283 steps per ms)
BEST_FIRST walk for 1000001 steps (218 resets) in 1690 ms. (591 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[153]
[2026-05-29 08:56:36] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13115190548977817726.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9867777497526886238.kers'
[2026-05-29 08:56:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13115190548977817726.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9867777497526886238.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:56:36] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-9867777497526886238.kers
Total runtime 7 ms.
[2026-05-29 08:56:36] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:56:36] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 08:56:36] [INFO ] [Real]Absence check using state equation in 320 ms returned sat
[2026-05-29 08:56:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:56:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:56:36] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:56:37] [INFO ] [Nat]Absence check using state equation in 438 ms returned sat
[2026-05-29 08:56:37] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:56:37] [INFO ] [Nat]Added 72 Read/Feed constraints in 159 ms returned sat
[2026-05-29 08:56:37] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-29 08:56:38] [INFO ] Added : 44 causal constraints over 9 iterations in 965 ms. Result :sat
Minimization took 2529 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[153]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[153]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:56:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:56:41] [INFO ] Invariant cache hit.
[2026-05-29 08:56:42] [INFO ] Implicit Places using invariants in 1307 ms returned []
[2026-05-29 08:56:42] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:56:42] [INFO ] Invariant cache hit.
[2026-05-29 08:56:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:56:47] [INFO ] Implicit Places using invariants and state equation in 5107 ms returned []
Implicit Place search using SMT with State Equation took 6415 ms to find 0 implicit places.
[2026-05-29 08:56:47] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6436 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:56:47] [INFO ] Flatten gal took : 52 ms
RANDOM walk for 40000 steps (11 resets) in 257 ms. (155 steps per ms) remains 2/2 properties
[2026-05-29 08:56:47] [INFO ] Flatten gal took : 60 ms
[2026-05-29 08:56:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12987617457378903119.gal : 9 ms
[2026-05-29 08:56:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9366206053599378969.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12987617457378903119.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9366206053599378969.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40002 steps (12 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 202 ms. (197 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9366206053599378969.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 228026 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 228026 steps, saw 114318 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 08:56:50] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:56:50] [INFO ] Invariant cache hit.
[2026-05-29 08:56:50] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1408 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1441 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2861ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 35 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (27 resets) in 236 ms. (168 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (11 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 275929 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :0 out of 1
Probabilistic random walk after 275929 steps, saw 135528 distinct states, run finished after 3001 ms. (steps per millisecond=91 ) properties seen :0
[2026-05-29 08:56:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:56:56] [INFO ] Invariant cache hit.
[2026-05-29 08:56:56] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 617 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2417 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3044ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:57:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:57:00] [INFO ] Invariant cache hit.
[2026-05-29 08:57:01] [INFO ] Implicit Places using invariants in 1415 ms returned []
[2026-05-29 08:57:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:57:01] [INFO ] Invariant cache hit.
[2026-05-29 08:57:01] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:57:06] [INFO ] Implicit Places using invariants and state equation in 5372 ms returned []
Implicit Place search using SMT with State Equation took 6789 ms to find 0 implicit places.
[2026-05-29 08:57:06] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6818 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 82 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8807548568582718911.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14837601060967024558.kers'
[2026-05-29 08:57:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8807548568582718911.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14837601060967024558.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:57:06] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14837601060967024558.kers
Total runtime 9 ms.
[2026-05-29 08:57:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:57:07] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 08:57:07] [INFO ] After 147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:57:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 08:57:07] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:57:11] [INFO ] After 4735ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:57:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 449 ms
TRAPS : Iteration 1
[2026-05-29 08:57:13] [INFO ] After 6158ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:57:13] [INFO ] After 6833ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:57:13] [INFO ] Flatten gal took : 37 ms
[2026-05-29 08:57:14] [INFO ] Flatten gal took : 37 ms
[2026-05-29 08:57:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17564128977939683718.gal : 7 ms
[2026-05-29 08:57:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15509939062774246498.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17564128977939683718.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15509939062774246498.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15509939062774246498.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:57:29] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:57:29] [INFO ] Applying decomposition
[2026-05-29 08:57:29] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2551547840854234746.txt' '-o' '/tmp/graph2551547840854234746.bin' '-w' '/tmp/graph2551547840854234746.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2551547840854234746.bin' '-l' '-1' '-v' '-w' '/tmp/graph2551547840854234746.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:57:29] [INFO ] Decomposing Gal with order
[2026-05-29 08:57:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:57:29] [INFO ] Removed a total of 539 redundant transitions.
[2026-05-29 08:57:29] [INFO ] Flatten gal took : 71 ms
[2026-05-29 08:57:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 365 labels/synchronizations in 8 ms.
[2026-05-29 08:57:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10942318739526714069.gal : 5 ms
[2026-05-29 08:57:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2059497704377699665.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10942318739526714069.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2059497704377699665.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2059497704377699665.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 43
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :43 after 55
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :55 after 87
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :87 after 151
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :151 after 319
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319 after 655
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :655 after 1237
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1237 after 2887
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2887 after 5841
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5841 after 16407
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 102456
Detected timeout of ITS tools.
[2026-05-29 08:57:37] [INFO ] Flatten gal took : 24 ms
[2026-05-29 08:57:37] [INFO ] Applying decomposition
[2026-05-29 08:57:37] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4967168732276487353.txt' '-o' '/tmp/graph4967168732276487353.bin' '-w' '/tmp/graph4967168732276487353.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4967168732276487353.bin' '-l' '-1' '-v' '-w' '/tmp/graph4967168732276487353.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:57:38] [INFO ] Decomposing Gal with order
[2026-05-29 08:57:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:57:38] [INFO ] Removed a total of 583 redundant transitions.
[2026-05-29 08:57:38] [INFO ] Flatten gal took : 101 ms
[2026-05-29 08:57:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 363 labels/synchronizations in 13 ms.
[2026-05-29 08:57:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1014892763797789634.gal : 8 ms
[2026-05-29 08:57:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9824583298389764917.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1014892763797789634.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9824583298389764917.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9824583298389764917.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 178
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :178 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 652
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :652 after 1005
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1005 after 2792
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2792 after 9848
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 37225
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37496 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[152]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15397178369644430364.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10039035678892042825.kers'
[2026-05-29 08:57:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15397178369644430364.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10039035678892042825.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:57:44] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-10039035678892042825.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[152]
RANDOM walk for 1000000 steps (535 resets) in 3639 ms. (274 steps per ms)
BEST_FIRST walk for 1000001 steps (245 resets) in 1945 ms. (513 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[152]
[2026-05-29 08:57:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7715099541341008025.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11802763480919361730.kers'
[2026-05-29 08:57:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7715099541341008025.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11802763480919361730.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:57:49] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-11802763480919361730.kers
Total runtime 14 ms.
[2026-05-29 08:57:50] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:57:50] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 08:57:50] [INFO ] [Real]Absence check using state equation in 450 ms returned sat
[2026-05-29 08:57:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:57:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 08:57:50] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 08:57:51] [INFO ] [Nat]Absence check using state equation in 503 ms returned sat
[2026-05-29 08:57:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:57:51] [INFO ] [Nat]Added 72 Read/Feed constraints in 281 ms returned sat
[2026-05-29 08:57:51] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 84 ms.
[2026-05-29 08:57:53] [INFO ] Added : 44 causal constraints over 9 iterations in 1532 ms. Result :sat
Minimization took 2787 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[152]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[152]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 17 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:57:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:57:56] [INFO ] Invariant cache hit.
[2026-05-29 08:57:58] [INFO ] Implicit Places using invariants in 1901 ms returned []
[2026-05-29 08:57:58] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:57:58] [INFO ] Invariant cache hit.
[2026-05-29 08:57:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:58:03] [INFO ] Implicit Places using invariants and state equation in 5136 ms returned []
Implicit Place search using SMT with State Equation took 7040 ms to find 0 implicit places.
[2026-05-29 08:58:03] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7067 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:58:03] [INFO ] Flatten gal took : 25 ms
[2026-05-29 08:58:03] [INFO ] Flatten gal took : 33 ms
[2026-05-29 08:58:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14906439625057443136.gal : 5 ms
[2026-05-29 08:58:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1692407148316031995.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14906439625057443136.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1692407148316031995.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (24 resets) in 316 ms. (126 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (16 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1692407148316031995.prop.
BEST_FIRST walk for 40001 steps (15 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 201226 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 2
Probabilistic random walk after 201226 steps, saw 101980 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2026-05-29 08:58:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:58:06] [INFO ] Invariant cache hit.
[2026-05-29 08:58:06] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1546 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1652 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3210ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (17 resets) in 269 ms. (148 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (18 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 315300 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 1
Probabilistic random walk after 315300 steps, saw 153345 distinct states, run finished after 3001 ms. (steps per millisecond=105 ) properties seen :0
[2026-05-29 08:58:13] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:58:13] [INFO ] Invariant cache hit.
[2026-05-29 08:58:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 631 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2465 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3127ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:58:16] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:58:16] [INFO ] Invariant cache hit.
[2026-05-29 08:58:17] [INFO ] Implicit Places using invariants in 1426 ms returned []
[2026-05-29 08:58:17] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:58:17] [INFO ] Invariant cache hit.
[2026-05-29 08:58:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:58:23] [INFO ] Implicit Places using invariants and state equation in 5658 ms returned []
Implicit Place search using SMT with State Equation took 7094 ms to find 0 implicit places.
[2026-05-29 08:58:23] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7117 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 45 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8461900245728544777.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9009718677901380610.kers'
[2026-05-29 08:58:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8461900245728544777.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9009718677901380610.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:58:23] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-9009718677901380610.kers
Total runtime 8 ms.
[2026-05-29 08:58:23] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:58:23] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 08:58:23] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:58:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:58:23] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 08:58:28] [INFO ] After 4652ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 08:58:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 401 ms
TRAPS : Iteration 1
[2026-05-29 08:58:29] [INFO ] After 5974ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:58:30] [INFO ] After 6605ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:58:30] [INFO ] Flatten gal took : 21 ms
[2026-05-29 08:58:30] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:58:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15075147584973899973.gal : 4 ms
[2026-05-29 08:58:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11461745368279516950.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15075147584973899973.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11461745368279516950.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11461745368279516950.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 08:58:45] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:58:45] [INFO ] Applying decomposition
[2026-05-29 08:58:45] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17362188181911417094.txt' '-o' '/tmp/graph17362188181911417094.bin' '-w' '/tmp/graph17362188181911417094.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17362188181911417094.bin' '-l' '-1' '-v' '-w' '/tmp/graph17362188181911417094.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:58:45] [INFO ] Decomposing Gal with order
[2026-05-29 08:58:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:58:45] [INFO ] Removed a total of 690 redundant transitions.
[2026-05-29 08:58:45] [INFO ] Flatten gal took : 63 ms
[2026-05-29 08:58:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 328 labels/synchronizations in 9 ms.
[2026-05-29 08:58:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3017734388384286919.gal : 5 ms
[2026-05-29 08:58:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10667102634393628949.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3017734388384286919.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10667102634393628949.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10667102634393628949.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 33
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :33 after 55
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :55 after 87
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :87 after 151
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :151 after 319
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319 after 598
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :598 after 1127
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1127 after 2603
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2603 after 5313
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5313 after 12621
Detected timeout of ITS tools.
[2026-05-29 08:58:53] [INFO ] Flatten gal took : 23 ms
[2026-05-29 08:58:53] [INFO ] Applying decomposition
[2026-05-29 08:58:53] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12246445782607212688.txt' '-o' '/tmp/graph12246445782607212688.bin' '-w' '/tmp/graph12246445782607212688.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12246445782607212688.bin' '-l' '-1' '-v' '-w' '/tmp/graph12246445782607212688.weights' '-q' '0' '-e' '0.001'
[2026-05-29 08:58:53] [INFO ] Decomposing Gal with order
[2026-05-29 08:58:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 08:58:53] [INFO ] Removed a total of 667 redundant transitions.
[2026-05-29 08:58:53] [INFO ] Flatten gal took : 61 ms
[2026-05-29 08:58:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 225 labels/synchronizations in 7 ms.
[2026-05-29 08:58:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14340018765864033305.gal : 5 ms
[2026-05-29 08:58:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6411300470680675127.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14340018765864033305.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6411300470680675127.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6411300470680675127.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :17 after 25
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :25 after 80
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :80 after 572
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :572 after 807
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 98868
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :807 after 1365
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1365 after 3302
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3302 after 9758
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37223 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[151]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11423513722294362567.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12544175804431272595.kers'
[2026-05-29 08:59:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11423513722294362567.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12544175804431272595.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:59:00] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-12544175804431272595.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[151]
RANDOM walk for 1000000 steps (565 resets) in 3643 ms. (274 steps per ms)
BEST_FIRST walk for 1000001 steps (256 resets) in 1955 ms. (511 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[151]
[2026-05-29 08:59:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6337135738741702344.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13778104579728575687.kers'
[2026-05-29 08:59:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6337135738741702344.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13778104579728575687.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 08:59:06] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13778104579728575687.kers
Total runtime 8 ms.
[2026-05-29 08:59:06] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 08:59:06] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 26 ms returned sat
[2026-05-29 08:59:06] [INFO ] [Real]Absence check using state equation in 404 ms returned sat
[2026-05-29 08:59:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 08:59:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 08:59:06] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 43 ms returned sat
[2026-05-29 08:59:07] [INFO ] [Nat]Absence check using state equation in 642 ms returned sat
[2026-05-29 08:59:07] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:59:07] [INFO ] [Nat]Added 72 Read/Feed constraints in 247 ms returned sat
[2026-05-29 08:59:07] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 82 ms.
[2026-05-29 08:59:09] [INFO ] Added : 44 causal constraints over 9 iterations in 1540 ms. Result :sat
Minimization took 2705 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[151]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[151]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 14 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:59:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:59:12] [INFO ] Invariant cache hit.
[2026-05-29 08:59:14] [INFO ] Implicit Places using invariants in 1758 ms returned []
[2026-05-29 08:59:14] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:59:14] [INFO ] Invariant cache hit.
[2026-05-29 08:59:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 08:59:19] [INFO ] Implicit Places using invariants and state equation in 5416 ms returned []
Implicit Place search using SMT with State Equation took 7176 ms to find 0 implicit places.
[2026-05-29 08:59:19] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7204 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 08:59:19] [INFO ] Flatten gal took : 39 ms
[2026-05-29 08:59:19] [INFO ] Flatten gal took : 45 ms
[2026-05-29 08:59:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4720761157711898916.gal : 7 ms
[2026-05-29 08:59:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13569522181525343963.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4720761157711898916.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13569522181525343963.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (34 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality13569522181525343963.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 222917 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 2
Probabilistic random walk after 222917 steps, saw 111906 distinct states, run finished after 3001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-29 08:59:23] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:59:23] [INFO ] Invariant cache hit.
[2026-05-29 08:59:23] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1265 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1510 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2780ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (21 resets) in 207 ms. (192 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (15 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Interrupted probabilistic random walk after 321772 steps, run timeout after 3001 ms. (steps per millisecond=107 ) properties seen :0 out of 1
Probabilistic random walk after 321772 steps, saw 156222 distinct states, run finished after 3001 ms. (steps per millisecond=107 ) properties seen :0
[2026-05-29 08:59:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:59:28] [INFO ] Invariant cache hit.
[2026-05-29 08:59:28] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 526 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2369 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2901ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 08:59:31] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:59:31] [INFO ] Invariant cache hit.
[2026-05-29 08:59:33] [INFO ] Implicit Places using invariants in 1328 ms returned []
[2026-05-29 08:59:33] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 08:59:33] [INFO ] Invariant cache hit.
[2026-05-29 08:59:33] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 08:59:38] [INFO ] Implicit Places using invariants and state equation in 5314 ms returned []
Implicit Place search using SMT with State Equation took 6643 ms to find 0 implicit places.
[2026-05-29 08:59:38] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6669 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 71 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11489323225870622898.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17535396955570503994.kers'
[2026-05-29 08:59:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11489323225870622898.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17535396955570503994.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 08:59:38] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-17535396955570503994.kers
Total runtime 7 ms.
[2026-05-29 08:59:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 08:59:38] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 08:59:38] [INFO ] After 116ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 08:59:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 08:59:38] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 08:59:43] [INFO ] After 4724ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
SDD proceeding with computation,2 properties remain. new max is 65536
[2026-05-29 08:59:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 348 ms
SDD size :48458 after 100874
TRAPS : Iteration 1
[2026-05-29 08:59:44] [INFO ] After 5987ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:59:45] [INFO ] After 6616ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 08:59:45] [INFO ] Flatten gal took : 21 ms
[2026-05-29 08:59:45] [INFO ] Flatten gal took : 22 ms
[2026-05-29 08:59:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11427350134745791807.gal : 5 ms
[2026-05-29 08:59:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2211960974925443140.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11427350134745791807.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2211960974925443140.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2211960974925443140.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:00:00] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:00:00] [INFO ] Applying decomposition
[2026-05-29 09:00:00] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6561801028992265615.txt' '-o' '/tmp/graph6561801028992265615.bin' '-w' '/tmp/graph6561801028992265615.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6561801028992265615.bin' '-l' '-1' '-v' '-w' '/tmp/graph6561801028992265615.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:00:00] [INFO ] Decomposing Gal with order
[2026-05-29 09:00:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:00:00] [INFO ] Removed a total of 647 redundant transitions.
[2026-05-29 09:00:00] [INFO ] Flatten gal took : 109 ms
[2026-05-29 09:00:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 366 labels/synchronizations in 14 ms.
[2026-05-29 09:00:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11743546037894019793.gal : 8 ms
[2026-05-29 09:00:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14922435844542471361.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11743546037894019793.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14922435844542471361.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14922435844542471361.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 343
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :343 after 664
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :664 after 1237
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1237 after 2807
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2807 after 5887
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5887 after 12510
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 09:00:10] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:00:10] [INFO ] Applying decomposition
SDD proceeding with computation,1 properties remain. new max is 16384
[2026-05-29 09:00:10] [INFO ] Flatten gal took : 25 ms
SDD size :63693 after 68212
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15447290290903477566.txt' '-o' '/tmp/graph15447290290903477566.bin' '-w' '/tmp/graph15447290290903477566.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15447290290903477566.bin' '-l' '-1' '-v' '-w' '/tmp/graph15447290290903477566.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:00:10] [INFO ] Decomposing Gal with order
[2026-05-29 09:00:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:00:10] [INFO ] Removed a total of 650 redundant transitions.
[2026-05-29 09:00:10] [INFO ] Flatten gal took : 62 ms
[2026-05-29 09:00:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 441 labels/synchronizations in 10 ms.
[2026-05-29 09:00:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17140652399477392664.gal : 5 ms
[2026-05-29 09:00:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12021960904476487513.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17140652399477392664.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12021960904476487513.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12021960904476487513.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 17
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :17 after 118
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :118 after 130
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :130 after 292
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :292 after 642
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :642 after 1010
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1010 after 3047
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3047 after 9703
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37331 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[150]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11391611011661068344.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15380630271212466433.kers'
[2026-05-29 09:00:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11391611011661068344.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15380630271212466433.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:00:15] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-15380630271212466433.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[150]
RANDOM walk for 1000000 steps (552 resets) in 3783 ms. (264 steps per ms)
BEST_FIRST walk for 1000000 steps (269 resets) in 2076 ms. (481 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[150]
[2026-05-29 09:00:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18070337059919270748.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3461089277762378308.kers'
[2026-05-29 09:00:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18070337059919270748.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3461089277762378308.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:00:21] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-3461089277762378308.kers
Total runtime 13 ms.
[2026-05-29 09:00:21] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 09:00:21] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 40 ms returned sat
[2026-05-29 09:00:22] [INFO ] [Real]Absence check using state equation in 512 ms returned sat
[2026-05-29 09:00:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:00:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 09:00:22] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 09:00:23] [INFO ] [Nat]Absence check using state equation in 579 ms returned sat
[2026-05-29 09:00:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:00:23] [INFO ] [Nat]Added 72 Read/Feed constraints in 235 ms returned sat
[2026-05-29 09:00:23] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 73 ms.
[2026-05-29 09:00:24] [INFO ] Added : 44 causal constraints over 9 iterations in 1404 ms. Result :sat
Minimization took 2674 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[150]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[150]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 15 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:00:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:00:28] [INFO ] Invariant cache hit.
[2026-05-29 09:00:30] [INFO ] Implicit Places using invariants in 2027 ms returned []
[2026-05-29 09:00:30] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:00:30] [INFO ] Invariant cache hit.
[2026-05-29 09:00:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:00:36] [INFO ] Implicit Places using invariants and state equation in 5873 ms returned []
Implicit Place search using SMT with State Equation took 7904 ms to find 0 implicit places.
[2026-05-29 09:00:36] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7932 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:00:36] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:00:36] [INFO ] Flatten gal took : 28 ms
[2026-05-29 09:00:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15868912389114105642.gal : 6 ms
[2026-05-29 09:00:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12941179426183891870.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15868912389114105642.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12941179426183891870.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (31 resets) in 320 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (19 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality12941179426183891870.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 210831 steps, run timeout after 3001 ms. (steps per millisecond=70 ) properties seen :0 out of 2
Probabilistic random walk after 210831 steps, saw 106354 distinct states, run finished after 3001 ms. (steps per millisecond=70 ) properties seen :0
[2026-05-29 09:00:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:00:39] [INFO ] Invariant cache hit.
[2026-05-29 09:00:39] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1345 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1389 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2741ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (22 resets) in 263 ms. (151 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (12 resets) in 150 ms. (264 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 305505 steps, run timeout after 3001 ms. (steps per millisecond=101 ) properties seen :0 out of 1
Probabilistic random walk after 305505 steps, saw 149070 distinct states, run finished after 3001 ms. (steps per millisecond=101 ) properties seen :0
[2026-05-29 09:00:45] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:00:45] [INFO ] Invariant cache hit.
[2026-05-29 09:00:45] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 573 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2365 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2957ms problems are : Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:00:48] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:00:48] [INFO ] Invariant cache hit.
[2026-05-29 09:00:49] [INFO ] Implicit Places using invariants in 1253 ms returned []
[2026-05-29 09:00:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:00:49] [INFO ] Invariant cache hit.
[2026-05-29 09:00:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:00:54] [INFO ] Implicit Places using invariants and state equation in 5535 ms returned []
Implicit Place search using SMT with State Equation took 6807 ms to find 0 implicit places.
[2026-05-29 09:00:54] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6848 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 45 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4194565162123815313.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12741347552205020529.kers'
[2026-05-29 09:00:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4194565162123815313.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12741347552205020529.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:00:55] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-12741347552205020529.kers
Total runtime 7 ms.
[2026-05-29 09:00:55] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:00:55] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
[2026-05-29 09:00:55] [INFO ] After 111ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:00:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:00:55] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:01:00] [INFO ] After 4848ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:01:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 364 ms
TRAPS : Iteration 1
[2026-05-29 09:01:01] [INFO ] After 6125ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:01:01] [INFO ] After 6748ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:01:01] [INFO ] Flatten gal took : 21 ms
[2026-05-29 09:01:01] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:01:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16608164578962060985.gal : 4 ms
[2026-05-29 09:01:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14895795516313283828.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16608164578962060985.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14895795516313283828.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14895795516313283828.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:01:17] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:01:17] [INFO ] Applying decomposition
[2026-05-29 09:01:17] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8940226314860775246.txt' '-o' '/tmp/graph8940226314860775246.bin' '-w' '/tmp/graph8940226314860775246.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8940226314860775246.bin' '-l' '-1' '-v' '-w' '/tmp/graph8940226314860775246.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:01:17] [INFO ] Decomposing Gal with order
[2026-05-29 09:01:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:01:17] [INFO ] Removed a total of 634 redundant transitions.
[2026-05-29 09:01:17] [INFO ] Flatten gal took : 68 ms
[2026-05-29 09:01:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 333 labels/synchronizations in 8 ms.
[2026-05-29 09:01:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6410622095610892433.gal : 4 ms
[2026-05-29 09:01:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9500185568232367577.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6410622095610892433.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9500185568232367577.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9500185568232367577.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 289
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :289 after 648
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :648 after 1211
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1211 after 2689
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2689 after 5837
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5837 after 12665
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 90640
Detected timeout of ITS tools.
[2026-05-29 09:01:26] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:01:26] [INFO ] Applying decomposition
[2026-05-29 09:01:26] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2092634639733167500.txt' '-o' '/tmp/graph2092634639733167500.bin' '-w' '/tmp/graph2092634639733167500.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2092634639733167500.bin' '-l' '-1' '-v' '-w' '/tmp/graph2092634639733167500.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:01:26] [INFO ] Decomposing Gal with order
[2026-05-29 09:01:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:01:26] [INFO ] Removed a total of 603 redundant transitions.
[2026-05-29 09:01:26] [INFO ] Flatten gal took : 64 ms
[2026-05-29 09:01:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 270 labels/synchronizations in 8 ms.
[2026-05-29 09:01:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5934871861482243788.gal : 6 ms
[2026-05-29 09:01:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8620300952837807123.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5934871861482243788.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8620300952837807123.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8620300952837807123.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :17 after 27
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :27 after 130
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :130 after 282
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :282 after 607
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :607 after 952
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :952 after 2172
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2172 after 6088
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37322 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[149]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-54307548969783405.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15052746034746874375.kers'
[2026-05-29 09:01:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-54307548969783405.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15052746034746874375.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:01:32] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15052746034746874375.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[149]
RANDOM walk for 1000000 steps (551 resets) in 3499 ms. (285 steps per ms)
BEST_FIRST walk for 1000000 steps (219 resets) in 1859 ms. (537 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[149]
[2026-05-29 09:01:37] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14382191086406875439.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16805091246160892772.kers'
[2026-05-29 09:01:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14382191086406875439.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16805091246160892772.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:01:37] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-16805091246160892772.kers
Total runtime 11 ms.
[2026-05-29 09:01:37] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 09:01:37] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 09:01:38] [INFO ] [Real]Absence check using state equation in 467 ms returned sat
[2026-05-29 09:01:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:01:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:01:38] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 09:01:38] [INFO ] [Nat]Absence check using state equation in 409 ms returned sat
[2026-05-29 09:01:38] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:01:39] [INFO ] [Nat]Added 72 Read/Feed constraints in 161 ms returned sat
[2026-05-29 09:01:39] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-29 09:01:40] [INFO ] Added : 44 causal constraints over 9 iterations in 965 ms. Result :sat
Minimization took 2505 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[149]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[149]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:01:42] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:01:42] [INFO ] Invariant cache hit.
[2026-05-29 09:01:44] [INFO ] Implicit Places using invariants in 1290 ms returned []
[2026-05-29 09:01:44] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:01:44] [INFO ] Invariant cache hit.
[2026-05-29 09:01:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:01:49] [INFO ] Implicit Places using invariants and state equation in 5592 ms returned []
Implicit Place search using SMT with State Equation took 6884 ms to find 0 implicit places.
[2026-05-29 09:01:49] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6906 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:01:49] [INFO ] Flatten gal took : 40 ms
RANDOM walk for 40000 steps (17 resets) in 227 ms. (175 steps per ms) remains 2/2 properties
[2026-05-29 09:01:49] [INFO ] Flatten gal took : 41 ms
[2026-05-29 09:01:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10941627863929783961.gal : 8 ms
[2026-05-29 09:01:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9440788923664626365.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10941627863929783961.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9440788923664626365.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40003 steps (11 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9440788923664626365.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
Interrupted probabilistic random walk after 226381 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 226381 steps, saw 113538 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 09:01:53] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:01:53] [INFO ] Invariant cache hit.
[2026-05-29 09:01:53] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1252 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1228 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2486ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 20 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (22 resets) in 185 ms. (215 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (16 resets) in 93 ms. (425 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Interrupted probabilistic random walk after 331012 steps, run timeout after 3001 ms. (steps per millisecond=110 ) properties seen :0 out of 1
Probabilistic random walk after 331012 steps, saw 160403 distinct states, run finished after 3001 ms. (steps per millisecond=110 ) properties seen :0
[2026-05-29 09:01:58] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:01:58] [INFO ] Invariant cache hit.
[2026-05-29 09:01:58] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 530 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2137 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2677ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:02:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:02:01] [INFO ] Invariant cache hit.
[2026-05-29 09:02:02] [INFO ] Implicit Places using invariants in 1300 ms returned []
[2026-05-29 09:02:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:02:02] [INFO ] Invariant cache hit.
[2026-05-29 09:02:03] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:02:07] [INFO ] Implicit Places using invariants and state equation in 5018 ms returned []
Implicit Place search using SMT with State Equation took 6320 ms to find 0 implicit places.
[2026-05-29 09:02:07] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6341 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 43 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8644656647656929867.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5822109938709793357.kers'
[2026-05-29 09:02:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8644656647656929867.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5822109938709793357.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:02:07] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5822109938709793357.kers
Total runtime 8 ms.
[2026-05-29 09:02:07] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:02:07] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 09:02:07] [INFO ] After 110ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:02:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:02:07] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
[2026-05-29 09:02:12] [INFO ] After 4382ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:02:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 341 ms
TRAPS : Iteration 1
[2026-05-29 09:02:13] [INFO ] After 5610ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:02:14] [INFO ] After 6220ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:02:14] [INFO ] Flatten gal took : 21 ms
[2026-05-29 09:02:14] [INFO ] Flatten gal took : 29 ms
[2026-05-29 09:02:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15134842800865262665.gal : 5 ms
[2026-05-29 09:02:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13389821038036623033.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15134842800865262665.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13389821038036623033.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality13389821038036623033.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:02:29] [INFO ] Flatten gal took : 20 ms
[2026-05-29 09:02:29] [INFO ] Applying decomposition
[2026-05-29 09:02:29] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7967011612755245546.txt' '-o' '/tmp/graph7967011612755245546.bin' '-w' '/tmp/graph7967011612755245546.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7967011612755245546.bin' '-l' '-1' '-v' '-w' '/tmp/graph7967011612755245546.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:02:29] [INFO ] Decomposing Gal with order
[2026-05-29 09:02:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:02:29] [INFO ] Removed a total of 582 redundant transitions.
[2026-05-29 09:02:29] [INFO ] Flatten gal took : 67 ms
[2026-05-29 09:02:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 347 labels/synchronizations in 7 ms.
[2026-05-29 09:02:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5162722292391824455.gal : 5 ms
[2026-05-29 09:02:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6977323686888664176.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5162722292391824455.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6977323686888664176.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6977323686888664176.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 679
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :679 after 1237
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1237 after 2891
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2891 after 5841
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5841 after 15623
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 90707
Detected timeout of ITS tools.
[2026-05-29 09:02:40] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:02:40] [INFO ] Applying decomposition
[2026-05-29 09:02:40] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15802497957437875007.txt' '-o' '/tmp/graph15802497957437875007.bin' '-w' '/tmp/graph15802497957437875007.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15802497957437875007.bin' '-l' '-1' '-v' '-w' '/tmp/graph15802497957437875007.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:02:40] [INFO ] Decomposing Gal with order
[2026-05-29 09:02:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:02:40] [INFO ] Removed a total of 657 redundant transitions.
[2026-05-29 09:02:40] [INFO ] Flatten gal took : 61 ms
[2026-05-29 09:02:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 455 labels/synchronizations in 10 ms.
[2026-05-29 09:02:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1562351553487361090.gal : 5 ms
[2026-05-29 09:02:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14935786127352548086.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1562351553487361090.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14935786127352548086.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14935786127352548086.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 13
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :13 after 18
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :18 after 21
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :21 after 219
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :219 after 652
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :652 after 1370
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1370 after 3192
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3192 after 9833
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36757 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[148]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18292474710444680716.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17832970881136329154.kers'
[2026-05-29 09:02:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18292474710444680716.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17832970881136329154.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:02:44] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-17832970881136329154.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[148]
RANDOM walk for 1000000 steps (568 resets) in 3895 ms. (256 steps per ms)
BEST_FIRST walk for 1000001 steps (253 resets) in 1662 ms. (601 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[148]
[2026-05-29 09:02:50] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10355928215577816377.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13893876391717145436.kers'
[2026-05-29 09:02:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10355928215577816377.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13893876391717145436.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:02:50] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-13893876391717145436.kers
Total runtime 7 ms.
[2026-05-29 09:02:50] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 09:02:50] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 09:02:50] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2026-05-29 09:02:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:02:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 09:02:50] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 09:02:51] [INFO ] [Nat]Absence check using state equation in 617 ms returned sat
[2026-05-29 09:02:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:02:51] [INFO ] [Nat]Added 72 Read/Feed constraints in 247 ms returned sat
[2026-05-29 09:02:51] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 76 ms.
[2026-05-29 09:02:53] [INFO ] Added : 44 causal constraints over 9 iterations in 1510 ms. Result :sat
Minimization took 2911 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[148]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[148]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:02:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:02:56] [INFO ] Invariant cache hit.
[2026-05-29 09:02:58] [INFO ] Implicit Places using invariants in 1806 ms returned []
[2026-05-29 09:02:58] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:02:58] [INFO ] Invariant cache hit.
[2026-05-29 09:02:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:03:04] [INFO ] Implicit Places using invariants and state equation in 6070 ms returned []
Implicit Place search using SMT with State Equation took 7882 ms to find 0 implicit places.
[2026-05-29 09:03:04] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7907 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:03:04] [INFO ] Flatten gal took : 68 ms
[2026-05-29 09:03:04] [INFO ] Flatten gal took : 38 ms
[2026-05-29 09:03:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2421531789449430250.gal : 6 ms
[2026-05-29 09:03:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality674514834056068420.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2421531789449430250.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality674514834056068420.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
RANDOM walk for 40000 steps (24 resets) in 353 ms. (112 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 156 ms. (254 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 129 ms. (307 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality674514834056068420.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 220721 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 220721 steps, saw 110936 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-29 09:03:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:03:07] [INFO ] Invariant cache hit.
[2026-05-29 09:03:07] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1407 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1459 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2870ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (22 resets) in 213 ms. (186 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (18 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 314638 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 314638 steps, saw 153052 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 09:03:13] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:03:13] [INFO ] Invariant cache hit.
[2026-05-29 09:03:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 583 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2475 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3064ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 17 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:03:16] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:03:16] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:03:18] [INFO ] Implicit Places using invariants in 1433 ms returned []
[2026-05-29 09:03:18] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:03:18] [INFO ] Invariant cache hit.
[2026-05-29 09:03:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:03:23] [INFO ] Implicit Places using invariants and state equation in 5460 ms returned []
Implicit Place search using SMT with State Equation took 6898 ms to find 0 implicit places.
[2026-05-29 09:03:23] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6930 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 47 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17151761569212173039.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7415825340186339314.kers'
[2026-05-29 09:03:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17151761569212173039.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7415825340186339314.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:03:23] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-7415825340186339314.kers
Total runtime 8 ms.
[2026-05-29 09:03:23] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:03:23] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 09:03:23] [INFO ] After 119ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:03:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:03:24] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:03:28] [INFO ] After 4581ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:03:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 363 ms
TRAPS : Iteration 1
[2026-05-29 09:03:29] [INFO ] After 5882ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:03:30] [INFO ] After 6549ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:03:30] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:03:30] [INFO ] Flatten gal took : 21 ms
[2026-05-29 09:03:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17141092725951214438.gal : 5 ms
[2026-05-29 09:03:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8271326986484269145.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17141092725951214438.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8271326986484269145.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8271326986484269145.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:03:45] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:03:45] [INFO ] Applying decomposition
[2026-05-29 09:03:45] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17108635002487349694.txt' '-o' '/tmp/graph17108635002487349694.bin' '-w' '/tmp/graph17108635002487349694.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17108635002487349694.bin' '-l' '-1' '-v' '-w' '/tmp/graph17108635002487349694.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:03:45] [INFO ] Decomposing Gal with order
[2026-05-29 09:03:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:03:45] [INFO ] Removed a total of 656 redundant transitions.
[2026-05-29 09:03:45] [INFO ] Flatten gal took : 68 ms
[2026-05-29 09:03:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 320 labels/synchronizations in 7 ms.
[2026-05-29 09:03:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1652051319531160466.gal : 5 ms
[2026-05-29 09:03:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15138900115589409141.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1652051319531160466.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15138900115589409141.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15138900115589409141.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 203
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :203 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 644
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :644 after 1193
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1193 after 2621
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2621 after 5103
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5103 after 11683
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 66724
Detected timeout of ITS tools.
[2026-05-29 09:03:54] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:03:54] [INFO ] Applying decomposition
[2026-05-29 09:03:54] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7056112159462317136.txt' '-o' '/tmp/graph7056112159462317136.bin' '-w' '/tmp/graph7056112159462317136.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7056112159462317136.bin' '-l' '-1' '-v' '-w' '/tmp/graph7056112159462317136.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:03:54] [INFO ] Decomposing Gal with order
[2026-05-29 09:03:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:03:54] [INFO ] Removed a total of 561 redundant transitions.
[2026-05-29 09:03:54] [INFO ] Flatten gal took : 65 ms
[2026-05-29 09:03:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 268 labels/synchronizations in 8 ms.
[2026-05-29 09:03:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11832418027532026476.gal : 5 ms
[2026-05-29 09:03:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15722063945156760685.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11832418027532026476.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15722063945156760685.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15722063945156760685.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 38
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :38 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 412
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :412 after 882
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :882 after 1652
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1652 after 6159
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 31131
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37138 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[147]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17254893481494964585.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7396494661720875906.kers'
[2026-05-29 09:04:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17254893481494964585.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7396494661720875906.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:04:00] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-7396494661720875906.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[147]
RANDOM walk for 1000000 steps (551 resets) in 3669 ms. (272 steps per ms)
BEST_FIRST walk for 1000001 steps (239 resets) in 1655 ms. (603 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[147]
[2026-05-29 09:04:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11928590834349420166.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2010203786582847477.kers'
[2026-05-29 09:04:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11928590834349420166.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2010203786582847477.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:04:06] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-2010203786582847477.kers
Total runtime 11 ms.
[2026-05-29 09:04:06] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 09:04:06] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 27 ms returned sat
[2026-05-29 09:04:06] [INFO ] [Real]Absence check using state equation in 364 ms returned sat
[2026-05-29 09:04:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:04:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 09:04:06] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 29 ms returned sat
[2026-05-29 09:04:07] [INFO ] [Nat]Absence check using state equation in 492 ms returned sat
[2026-05-29 09:04:07] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:04:07] [INFO ] [Nat]Added 72 Read/Feed constraints in 192 ms returned sat
[2026-05-29 09:04:07] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 54 ms.
[2026-05-29 09:04:09] [INFO ] Added : 44 causal constraints over 9 iterations in 1401 ms. Result :sat
Minimization took 2763 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[147]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[147]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:04:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:04:12] [INFO ] Invariant cache hit.
[2026-05-29 09:04:13] [INFO ] Implicit Places using invariants in 1318 ms returned []
[2026-05-29 09:04:13] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:04:13] [INFO ] Invariant cache hit.
[2026-05-29 09:04:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:04:19] [INFO ] Implicit Places using invariants and state equation in 6307 ms returned []
Implicit Place search using SMT with State Equation took 7636 ms to find 0 implicit places.
[2026-05-29 09:04:19] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7671 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:04:20] [INFO ] Flatten gal took : 95 ms
RANDOM walk for 40001 steps (27 resets) in 365 ms. (109 steps per ms) remains 2/2 properties
[2026-05-29 09:04:20] [INFO ] Flatten gal took : 47 ms
[2026-05-29 09:04:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4274306047809292697.gal : 7 ms
[2026-05-29 09:04:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1572813378739914101.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4274306047809292697.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1572813378739914101.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40002 steps (13 resets) in 199 ms. (200 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (14 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1572813378739914101.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 214424 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 2
Probabilistic random walk after 214424 steps, saw 108031 distinct states, run finished after 3001 ms. (steps per millisecond=71 ) properties seen :0
[2026-05-29 09:04:23] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:04:23] [INFO ] Invariant cache hit.
[2026-05-29 09:04:23] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1800 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1583 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3390ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 19 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (21 resets) in 260 ms. (153 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (10 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 316094 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 1
Probabilistic random walk after 316094 steps, saw 153699 distinct states, run finished after 3001 ms. (steps per millisecond=105 ) properties seen :0
[2026-05-29 09:04:29] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:04:29] [INFO ] Invariant cache hit.
[2026-05-29 09:04:29] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 802 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2618 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3425ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:04:33] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:04:33] [INFO ] Invariant cache hit.
[2026-05-29 09:04:34] [INFO ] Implicit Places using invariants in 1395 ms returned []
[2026-05-29 09:04:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:04:34] [INFO ] Invariant cache hit.
[2026-05-29 09:04:35] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:04:39] [INFO ] Implicit Places using invariants and state equation in 5135 ms returned []
Implicit Place search using SMT with State Equation took 6531 ms to find 0 implicit places.
[2026-05-29 09:04:39] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6551 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 42 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7619350395489087175.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17963213353876805301.kers'
[2026-05-29 09:04:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7619350395489087175.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17963213353876805301.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:04:39] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17963213353876805301.kers
Total runtime 8 ms.
[2026-05-29 09:04:39] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:04:39] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 09:04:39] [INFO ] After 114ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:04:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:04:40] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:04:44] [INFO ] After 4428ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:04:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 395 ms
TRAPS : Iteration 1
[2026-05-29 09:04:45] [INFO ] After 5771ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:04:46] [INFO ] After 6441ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:04:46] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:04:46] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:04:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3588923025520048752.gal : 5 ms
[2026-05-29 09:04:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9326501243088601915.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3588923025520048752.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9326501243088601915.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9326501243088601915.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:05:01] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:05:01] [INFO ] Applying decomposition
[2026-05-29 09:05:01] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1430571214719583481.txt' '-o' '/tmp/graph1430571214719583481.bin' '-w' '/tmp/graph1430571214719583481.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1430571214719583481.bin' '-l' '-1' '-v' '-w' '/tmp/graph1430571214719583481.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:05:01] [INFO ] Decomposing Gal with order
[2026-05-29 09:05:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:05:01] [INFO ] Removed a total of 542 redundant transitions.
[2026-05-29 09:05:01] [INFO ] Flatten gal took : 58 ms
[2026-05-29 09:05:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 217 labels/synchronizations in 5 ms.
[2026-05-29 09:05:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14657163621793005748.gal : 4 ms
[2026-05-29 09:05:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7209884167928554764.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14657163621793005748.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7209884167928554764.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7209884167928554764.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 55
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :55 after 115
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :115 after 241
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :241 after 430
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :430 after 1181
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1181 after 1595
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1595 after 3289
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3289 after 7031
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :7031 after 34341
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 09:05:10] [INFO ] Flatten gal took : 42 ms
[2026-05-29 09:05:10] [INFO ] Applying decomposition
[2026-05-29 09:05:10] [INFO ] Flatten gal took : 40 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11054987454527461321.txt' '-o' '/tmp/graph11054987454527461321.bin' '-w' '/tmp/graph11054987454527461321.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11054987454527461321.bin' '-l' '-1' '-v' '-w' '/tmp/graph11054987454527461321.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:05:10] [INFO ] Decomposing Gal with order
[2026-05-29 09:05:10] [INFO ] Rewriting arrays to variables to allow decomposition.
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 120568
[2026-05-29 09:05:10] [INFO ] Removed a total of 664 redundant transitions.
[2026-05-29 09:05:10] [INFO ] Flatten gal took : 94 ms
[2026-05-29 09:05:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 328 labels/synchronizations in 9 ms.
[2026-05-29 09:05:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4393443216327545071.gal : 5 ms
[2026-05-29 09:05:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17413065588360986412.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4393443216327545071.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17413065588360986412.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17413065588360986412.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :9 after 19
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :19 after 47
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :47 after 234
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :234 after 677
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :677 after 1390
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1390 after 3332
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3332 after 7624
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :7624 after 21988
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36964 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[146]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14734744135271766425.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17551930926445420217.kers'
[2026-05-29 09:05:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14734744135271766425.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17551930926445420217.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:05:16] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-17551930926445420217.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[146]
RANDOM walk for 1000000 steps (522 resets) in 3787 ms. (263 steps per ms)
BEST_FIRST walk for 1000000 steps (236 resets) in 1956 ms. (510 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[146]
[2026-05-29 09:05:22] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18020687820348113972.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2778233155372695838.kers'
[2026-05-29 09:05:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18020687820348113972.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2778233155372695838.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:05:22] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2778233155372695838.kers
Total runtime 8 ms.
[2026-05-29 09:05:22] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 09:05:22] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 09:05:23] [INFO ] [Real]Absence check using state equation in 479 ms returned sat
[2026-05-29 09:05:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:05:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 09:05:23] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
[2026-05-29 09:05:23] [INFO ] [Nat]Absence check using state equation in 619 ms returned sat
[2026-05-29 09:05:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:05:24] [INFO ] [Nat]Added 72 Read/Feed constraints in 193 ms returned sat
[2026-05-29 09:05:24] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 61 ms.
[2026-05-29 09:05:25] [INFO ] Added : 44 causal constraints over 9 iterations in 1023 ms. Result :sat
Minimization took 2428 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[146]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[146]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:05:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:05:28] [INFO ] Invariant cache hit.
[2026-05-29 09:05:29] [INFO ] Implicit Places using invariants in 1491 ms returned []
[2026-05-29 09:05:29] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:05:29] [INFO ] Invariant cache hit.
[2026-05-29 09:05:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:05:35] [INFO ] Implicit Places using invariants and state equation in 6102 ms returned []
Implicit Place search using SMT with State Equation took 7595 ms to find 0 implicit places.
[2026-05-29 09:05:35] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7622 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:05:35] [INFO ] Flatten gal took : 51 ms
[2026-05-29 09:05:35] [INFO ] Flatten gal took : 35 ms
[2026-05-29 09:05:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17952446471122358238.gal : 6 ms
[2026-05-29 09:05:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14548354421841367527.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17952446471122358238.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14548354421841367527.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (20 resets) in 414 ms. (96 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality14548354421841367527.prop.
BEST_FIRST walk for 40003 steps (15 resets) in 220 ms. (181 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 205085 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :0 out of 2
Probabilistic random walk after 205085 steps, saw 103711 distinct states, run finished after 3001 ms. (steps per millisecond=68 ) properties seen :0
[2026-05-29 09:05:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:05:39] [INFO ] Invariant cache hit.
[2026-05-29 09:05:39] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1378 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1672 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3058ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (18 resets) in 197 ms. (202 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (12 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 276887 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 1
Probabilistic random walk after 276887 steps, saw 135947 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
[2026-05-29 09:05:45] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:05:45] [INFO ] Invariant cache hit.
[2026-05-29 09:05:45] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2561 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3288ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:05:48] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:05:48] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:05:49] [INFO ] Implicit Places using invariants in 1411 ms returned []
[2026-05-29 09:05:49] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:05:49] [INFO ] Invariant cache hit.
[2026-05-29 09:05:50] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:05:56] [INFO ] Implicit Places using invariants and state equation in 6297 ms returned []
Implicit Place search using SMT with State Equation took 7709 ms to find 0 implicit places.
[2026-05-29 09:05:56] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7735 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 47 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2469916687873168361.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14425392560867559114.kers'
[2026-05-29 09:05:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2469916687873168361.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14425392560867559114.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:05:56] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-14425392560867559114.kers
Total runtime 7 ms.
[2026-05-29 09:05:56] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:05:56] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 09:05:56] [INFO ] After 114ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:05:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:05:56] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 51 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:06:01] [INFO ] After 4933ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:06:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 364 ms
TRAPS : Iteration 1
[2026-05-29 09:06:02] [INFO ] After 6185ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:06:03] [INFO ] After 6833ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:06:03] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:06:03] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:06:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2092979706652620750.gal : 5 ms
[2026-05-29 09:06:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4494915408086120390.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2092979706652620750.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4494915408086120390.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4494915408086120390.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:06:18] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:06:18] [INFO ] Applying decomposition
[2026-05-29 09:06:18] [INFO ] Flatten gal took : 37 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10977557213843873886.txt' '-o' '/tmp/graph10977557213843873886.bin' '-w' '/tmp/graph10977557213843873886.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10977557213843873886.bin' '-l' '-1' '-v' '-w' '/tmp/graph10977557213843873886.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:06:18] [INFO ] Decomposing Gal with order
[2026-05-29 09:06:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:06:18] [INFO ] Removed a total of 600 redundant transitions.
[2026-05-29 09:06:18] [INFO ] Flatten gal took : 102 ms
[2026-05-29 09:06:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 336 labels/synchronizations in 13 ms.
[2026-05-29 09:06:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16785430116116327063.gal : 7 ms
[2026-05-29 09:06:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4999626336497660607.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16785430116116327063.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4999626336497660607.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4999626336497660607.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :47 after 127
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :127 after 201
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :201 after 355
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :355 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 761
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :761 after 1187
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1187 after 2341
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2341 after 5117
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5117 after 11923
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11923 after 37835
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 09:06:25] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:06:25] [INFO ] Applying decomposition
[2026-05-29 09:06:25] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1693242696613173970.txt' '-o' '/tmp/graph1693242696613173970.bin' '-w' '/tmp/graph1693242696613173970.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1693242696613173970.bin' '-l' '-1' '-v' '-w' '/tmp/graph1693242696613173970.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:06:26] [INFO ] Decomposing Gal with order
[2026-05-29 09:06:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:06:26] [INFO ] Removed a total of 620 redundant transitions.
[2026-05-29 09:06:26] [INFO ] Flatten gal took : 67 ms
[2026-05-29 09:06:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 343 labels/synchronizations in 9 ms.
[2026-05-29 09:06:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11507924551710538627.gal : 5 ms
[2026-05-29 09:06:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14910793391513482971.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11507924551710538627.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14910793391513482971.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14910793391513482971.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :110 after 206
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :206 after 322
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :322 after 732
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :732 after 1070
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1070 after 3232
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3232 after 10350
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 37227
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37483 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[145]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2879483499267945878.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1864561142535413078.kers'
[2026-05-29 09:06:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2879483499267945878.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1864561142535413078.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:06:33] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1864561142535413078.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[145]
RANDOM walk for 1000000 steps (578 resets) in 3483 ms. (287 steps per ms)
BEST_FIRST walk for 1000000 steps (239 resets) in 1712 ms. (583 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[145]
[2026-05-29 09:06:38] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12240527304627321617.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17081288273155504736.kers'
[2026-05-29 09:06:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12240527304627321617.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17081288273155504736.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:06:39] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17081288273155504736.kers
Total runtime 8 ms.
[2026-05-29 09:06:39] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:06:39] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 09:06:39] [INFO ] [Real]Absence check using state equation in 323 ms returned sat
[2026-05-29 09:06:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:06:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:06:39] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 26 ms returned sat
[2026-05-29 09:06:39] [INFO ] [Nat]Absence check using state equation in 420 ms returned sat
[2026-05-29 09:06:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:06:40] [INFO ] [Nat]Added 72 Read/Feed constraints in 161 ms returned sat
[2026-05-29 09:06:40] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-29 09:06:41] [INFO ] Added : 44 causal constraints over 9 iterations in 959 ms. Result :sat
Minimization took 2592 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[145]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[145]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:06:44] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:06:44] [INFO ] Invariant cache hit.
[2026-05-29 09:06:46] [INFO ] Implicit Places using invariants in 1864 ms returned []
[2026-05-29 09:06:46] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:06:46] [INFO ] Invariant cache hit.
[2026-05-29 09:06:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:06:52] [INFO ] Implicit Places using invariants and state equation in 5961 ms returned []
Implicit Place search using SMT with State Equation took 7828 ms to find 0 implicit places.
[2026-05-29 09:06:52] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7861 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:06:52] [INFO ] Flatten gal took : 51 ms
[2026-05-29 09:06:52] [INFO ] Flatten gal took : 37 ms
[2026-05-29 09:06:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6891288403218294648.gal : 7 ms
[2026-05-29 09:06:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12481696245135962735.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6891288403218294648.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12481696245135962735.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (22 resets) in 348 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 198 ms. (201 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality12481696245135962735.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 216791 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 216791 steps, saw 109095 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 09:06:55] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:06:55] [INFO ] Invariant cache hit.
[2026-05-29 09:06:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1500 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1426 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2949ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (25 resets) in 245 ms. (162 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (12 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 314151 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 314151 steps, saw 152834 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 09:07:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:07:01] [INFO ] Invariant cache hit.
[2026-05-29 09:07:01] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 591 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2350 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2976ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:07:04] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:07:04] [INFO ] Invariant cache hit.
[2026-05-29 09:07:05] [INFO ] Implicit Places using invariants in 1262 ms returned []
[2026-05-29 09:07:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:07:06] [INFO ] Invariant cache hit.
[2026-05-29 09:07:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:07:11] [INFO ] Implicit Places using invariants and state equation in 5280 ms returned []
Implicit Place search using SMT with State Equation took 6567 ms to find 0 implicit places.
[2026-05-29 09:07:11] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6589 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 49 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6357078691796899946.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14671948098454410491.kers'
[2026-05-29 09:07:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6357078691796899946.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14671948098454410491.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:07:11] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14671948098454410491.kers
Total runtime 8 ms.
[2026-05-29 09:07:11] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:07:11] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 46 ms returned sat
[2026-05-29 09:07:11] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:07:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:07:11] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:07:16] [INFO ] After 4865ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:07:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 377 ms
TRAPS : Iteration 1
[2026-05-29 09:07:17] [INFO ] After 6150ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:07:18] [INFO ] After 6794ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:07:18] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:07:18] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:07:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9721676974660464403.gal : 5 ms
[2026-05-29 09:07:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4430282067793963439.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9721676974660464403.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4430282067793963439.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4430282067793963439.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:07:33] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:07:33] [INFO ] Applying decomposition
[2026-05-29 09:07:33] [INFO ] Flatten gal took : 27 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14246235995598228289.txt' '-o' '/tmp/graph14246235995598228289.bin' '-w' '/tmp/graph14246235995598228289.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14246235995598228289.bin' '-l' '-1' '-v' '-w' '/tmp/graph14246235995598228289.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:07:33] [INFO ] Decomposing Gal with order
[2026-05-29 09:07:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:07:33] [INFO ] Removed a total of 653 redundant transitions.
[2026-05-29 09:07:33] [INFO ] Flatten gal took : 74 ms
[2026-05-29 09:07:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 322 labels/synchronizations in 9 ms.
[2026-05-29 09:07:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8159620881359021765.gal : 5 ms
[2026-05-29 09:07:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16851798575819238424.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8159620881359021765.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16851798575819238424.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16851798575819238424.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :175 after 379
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :379 after 667
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :667 after 1458
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1458 after 1552
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1552 after 2151
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2151 after 5548
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5548 after 12261
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 67994
Detected timeout of ITS tools.
[2026-05-29 09:07:42] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:07:42] [INFO ] Applying decomposition
[2026-05-29 09:07:42] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17143566342526157957.txt' '-o' '/tmp/graph17143566342526157957.bin' '-w' '/tmp/graph17143566342526157957.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17143566342526157957.bin' '-l' '-1' '-v' '-w' '/tmp/graph17143566342526157957.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:07:42] [INFO ] Decomposing Gal with order
[2026-05-29 09:07:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:07:42] [INFO ] Removed a total of 589 redundant transitions.
[2026-05-29 09:07:42] [INFO ] Flatten gal took : 66 ms
[2026-05-29 09:07:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 257 labels/synchronizations in 8 ms.
[2026-05-29 09:07:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9850265340551935429.gal : 5 ms
[2026-05-29 09:07:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13845103987661667031.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9850265340551935429.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13845103987661667031.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13845103987661667031.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 28
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :110 after 166
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :166 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 762
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :762 after 1025
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1025 after 2782
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2782 after 7122
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :67994 after 138081
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37387 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[144]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14144502926768618688.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11089335760021585125.kers'
[2026-05-29 09:07:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14144502926768618688.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11089335760021585125.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:07:48] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-11089335760021585125.kers
Total runtime 13 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[144]
RANDOM walk for 1000000 steps (542 resets) in 3752 ms. (266 steps per ms)
BEST_FIRST walk for 1000000 steps (228 resets) in 1811 ms. (551 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[144]
[2026-05-29 09:07:54] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12245061931502046855.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10006319077814270191.kers'
[2026-05-29 09:07:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12245061931502046855.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10006319077814270191.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:07:54] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-10006319077814270191.kers
Total runtime 8 ms.
[2026-05-29 09:07:54] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 09:07:54] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 09:07:54] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-29 09:07:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:07:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:07:54] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 09:07:55] [INFO ] [Nat]Absence check using state equation in 451 ms returned sat
[2026-05-29 09:07:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:07:55] [INFO ] [Nat]Added 72 Read/Feed constraints in 167 ms returned sat
[2026-05-29 09:07:55] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 79 ms.
[2026-05-29 09:07:56] [INFO ] Added : 44 causal constraints over 9 iterations in 1203 ms. Result :sat
Minimization took 2889 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[144]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[144]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:08:00] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:08:00] [INFO ] Invariant cache hit.
[2026-05-29 09:08:01] [INFO ] Implicit Places using invariants in 1571 ms returned []
[2026-05-29 09:08:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:08:01] [INFO ] Invariant cache hit.
[2026-05-29 09:08:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:08:06] [INFO ] Implicit Places using invariants and state equation in 5279 ms returned []
Implicit Place search using SMT with State Equation took 6855 ms to find 0 implicit places.
[2026-05-29 09:08:06] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6876 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:08:07] [INFO ] Flatten gal took : 33 ms
[2026-05-29 09:08:07] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:08:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15951051948031359855.gal : 5 ms
[2026-05-29 09:08:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5995623466020004672.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15951051948031359855.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5995623466020004672.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (27 resets) in 357 ms. (111 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5995623466020004672.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 179 ms. (222 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 226970 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 226970 steps, saw 113831 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 09:08:10] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:08:10] [INFO ] Invariant cache hit.
[2026-05-29 09:08:10] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1351 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1415 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2775ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 37 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 14 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (19 resets) in 313 ms. (127 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (12 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 309110 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 309110 steps, saw 150657 distinct states, run finished after 3001 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-29 09:08:16] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:08:16] [INFO ] Invariant cache hit.
[2026-05-29 09:08:16] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 764 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2527 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3296ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:08:19] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:08:19] [INFO ] Invariant cache hit.
[2026-05-29 09:08:20] [INFO ] Implicit Places using invariants in 1389 ms returned []
[2026-05-29 09:08:20] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:08:20] [INFO ] Invariant cache hit.
[2026-05-29 09:08:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:08:26] [INFO ] Implicit Places using invariants and state equation in 5469 ms returned []
Implicit Place search using SMT with State Equation took 6860 ms to find 0 implicit places.
[2026-05-29 09:08:26] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6884 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 44 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-990726998422337776.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16968129560459874104.kers'
[2026-05-29 09:08:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-990726998422337776.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16968129560459874104.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:08:26] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16968129560459874104.kers
Total runtime 8 ms.
[2026-05-29 09:08:26] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:08:26] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 09:08:26] [INFO ] After 120ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:08:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:08:26] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:08:31] [INFO ] After 4636ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:08:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 365 ms
TRAPS : Iteration 1
[2026-05-29 09:08:32] [INFO ] After 5928ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:08:33] [INFO ] After 6560ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:08:33] [INFO ] Flatten gal took : 26 ms
[2026-05-29 09:08:33] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:08:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5285783023814668640.gal : 5 ms
[2026-05-29 09:08:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14144732830202704207.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5285783023814668640.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14144732830202704207.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14144732830202704207.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:08:48] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:08:48] [INFO ] Applying decomposition
[2026-05-29 09:08:48] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17151767379282131923.txt' '-o' '/tmp/graph17151767379282131923.bin' '-w' '/tmp/graph17151767379282131923.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17151767379282131923.bin' '-l' '-1' '-v' '-w' '/tmp/graph17151767379282131923.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:08:48] [INFO ] Decomposing Gal with order
[2026-05-29 09:08:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:08:48] [INFO ] Removed a total of 680 redundant transitions.
[2026-05-29 09:08:48] [INFO ] Flatten gal took : 65 ms
[2026-05-29 09:08:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 294 labels/synchronizations in 8 ms.
[2026-05-29 09:08:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5463644745219098469.gal : 5 ms
[2026-05-29 09:08:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17411161670879859013.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5463644745219098469.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17411161670879859013.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17411161670879859013.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :47 after 127
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :127 after 203
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :203 after 271
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :271 after 319
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319 after 651
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :651 after 1047
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1047 after 2153
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2153 after 4738
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4738 after 11727
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11727 after 29278
Detected timeout of ITS tools.
[2026-05-29 09:08:57] [INFO ] Flatten gal took : 27 ms
[2026-05-29 09:08:57] [INFO ] Applying decomposition
[2026-05-29 09:08:57] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16786352263016477774.txt' '-o' '/tmp/graph16786352263016477774.bin' '-w' '/tmp/graph16786352263016477774.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16786352263016477774.bin' '-l' '-1' '-v' '-w' '/tmp/graph16786352263016477774.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:08:57] [INFO ] Decomposing Gal with order
[2026-05-29 09:08:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:08:57] [INFO ] Removed a total of 682 redundant transitions.
[2026-05-29 09:08:57] [INFO ] Flatten gal took : 55 ms
[2026-05-29 09:08:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 234 labels/synchronizations in 7 ms.
[2026-05-29 09:08:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16120985785990750200.gal : 5 ms
[2026-05-29 09:08:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4497431539992559279.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16120985785990750200.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4497431539992559279.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4497431539992559279.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :10 after 48
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :48 after 130
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :130 after 234
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :234 after 332
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :332 after 782
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :782 after 1156
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1156 after 3394
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3394 after 11012
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37125 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[143]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15048718239308155595.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14707510589953430298.kers'
[2026-05-29 09:09:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15048718239308155595.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14707510589953430298.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:09:03] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-14707510589953430298.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[143]
RANDOM walk for 1000000 steps (547 resets) in 3674 ms. (272 steps per ms)
BEST_FIRST walk for 1000001 steps (231 resets) in 1751 ms. (570 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[143]
[2026-05-29 09:09:09] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12485362631897381932.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4793319423846540226.kers'
[2026-05-29 09:09:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12485362631897381932.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4793319423846540226.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:09:09] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-4793319423846540226.kers
Total runtime 12 ms.
[2026-05-29 09:09:09] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 09:09:09] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 40 ms returned sat
[2026-05-29 09:09:09] [INFO ] [Real]Absence check using state equation in 494 ms returned sat
[2026-05-29 09:09:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:09:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 09:09:09] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 27 ms returned sat
[2026-05-29 09:09:10] [INFO ] [Nat]Absence check using state equation in 455 ms returned sat
[2026-05-29 09:09:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:09:10] [INFO ] [Nat]Added 72 Read/Feed constraints in 163 ms returned sat
[2026-05-29 09:09:10] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 77 ms.
[2026-05-29 09:09:11] [INFO ] Added : 44 causal constraints over 9 iterations in 1140 ms. Result :sat
Minimization took 2890 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[143]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[143]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 12 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:09:15] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:09:15] [INFO ] Invariant cache hit.
[2026-05-29 09:09:16] [INFO ] Implicit Places using invariants in 1385 ms returned []
[2026-05-29 09:09:16] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:09:16] [INFO ] Invariant cache hit.
[2026-05-29 09:09:16] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:09:21] [INFO ] Implicit Places using invariants and state equation in 5323 ms returned []
Implicit Place search using SMT with State Equation took 6709 ms to find 0 implicit places.
[2026-05-29 09:09:21] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6740 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:09:21] [INFO ] Flatten gal took : 60 ms
[2026-05-29 09:09:21] [INFO ] Flatten gal took : 43 ms
[2026-05-29 09:09:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13968530064469371693.gal : 7 ms
[2026-05-29 09:09:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10735776927801142632.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13968530064469371693.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10735776927801142632.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (18 resets) in 307 ms. (129 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 40002 steps (18 resets) in 207 ms. (192 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality10735776927801142632.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 225468 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 225468 steps, saw 113130 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 09:09:24] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:09:24] [INFO ] Invariant cache hit.
[2026-05-29 09:09:24] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1390 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1517 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2911ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (24 resets) in 202 ms. (197 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 319782 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 1
Probabilistic random walk after 319782 steps, saw 155274 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
[2026-05-29 09:09:31] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:09:31] [INFO ] Invariant cache hit.
[2026-05-29 09:09:31] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 599 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2419 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3024ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:09:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:09:34] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:09:35] [INFO ] Implicit Places using invariants in 1428 ms returned []
[2026-05-29 09:09:35] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:09:35] [INFO ] Invariant cache hit.
[2026-05-29 09:09:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:09:41] [INFO ] Implicit Places using invariants and state equation in 5785 ms returned []
Implicit Place search using SMT with State Equation took 7214 ms to find 0 implicit places.
[2026-05-29 09:09:41] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7235 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 54 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16041961189806753529.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16929358098191179581.kers'
[2026-05-29 09:09:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16041961189806753529.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16929358098191179581.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:09:41] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16929358098191179581.kers
Total runtime 9 ms.
[2026-05-29 09:09:41] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:09:41] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 09:09:41] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:09:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:09:41] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:09:46] [INFO ] After 4963ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:09:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 394 ms
TRAPS : Iteration 1
[2026-05-29 09:09:48] [INFO ] After 6355ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:09:48] [INFO ] After 7042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:09:48] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:09:48] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:09:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5209995205657636082.gal : 5 ms
[2026-05-29 09:09:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17165308246641171882.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5209995205657636082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17165308246641171882.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17165308246641171882.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:10:03] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:10:03] [INFO ] Applying decomposition
[2026-05-29 09:10:03] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8157511152557879533.txt' '-o' '/tmp/graph8157511152557879533.bin' '-w' '/tmp/graph8157511152557879533.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8157511152557879533.bin' '-l' '-1' '-v' '-w' '/tmp/graph8157511152557879533.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:10:03] [INFO ] Decomposing Gal with order
[2026-05-29 09:10:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:10:03] [INFO ] Removed a total of 787 redundant transitions.
[2026-05-29 09:10:03] [INFO ] Flatten gal took : 70 ms
[2026-05-29 09:10:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 371 labels/synchronizations in 11 ms.
[2026-05-29 09:10:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8737372424331106219.gal : 6 ms
[2026-05-29 09:10:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5329939540750321951.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8737372424331106219.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5329939540750321951.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5329939540750321951.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :11 after 15
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :15 after 22
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :22 after 30
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :30 after 41
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :41 after 69
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :69 after 150
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :150 after 595
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :595 after 1846
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1846 after 37307
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 09:10:11] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:10:11] [INFO ] Applying decomposition
[2026-05-29 09:10:12] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2751710414474890910.txt' '-o' '/tmp/graph2751710414474890910.bin' '-w' '/tmp/graph2751710414474890910.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2751710414474890910.bin' '-l' '-1' '-v' '-w' '/tmp/graph2751710414474890910.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:10:12] [INFO ] Decomposing Gal with order
[2026-05-29 09:10:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:10:12] [INFO ] Removed a total of 796 redundant transitions.
[2026-05-29 09:10:12] [INFO ] Flatten gal took : 94 ms
[2026-05-29 09:10:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 141 labels/synchronizations in 13 ms.
[2026-05-29 09:10:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18012960157569903814.gal : 8 ms
[2026-05-29 09:10:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3750461192678622346.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18012960157569903814.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3750461192678622346.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3750461192678622346.prop.
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 90466
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :10 after 28
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :28 after 80
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :80 after 382
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :382 after 747
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :747 after 1126
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1126 after 1656
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1656 after 3964
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3964 after 11316
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :11316 after 29273
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37650 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[142]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-54675923126459760.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12057401111213688198.kers'
[2026-05-29 09:10:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-54675923126459760.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12057401111213688198.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:10:19] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-12057401111213688198.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[142]
RANDOM walk for 1000000 steps (587 resets) in 3426 ms. (291 steps per ms)
BEST_FIRST walk for 1000001 steps (220 resets) in 1929 ms. (518 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[142]
[2026-05-29 09:10:24] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6614543704477568780.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2731663850330244527.kers'
[2026-05-29 09:10:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6614543704477568780.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2731663850330244527.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:10:24] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2731663850330244527.kers
Total runtime 9 ms.
[2026-05-29 09:10:24] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:10:24] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 09:10:24] [INFO ] [Real]Absence check using state equation in 502 ms returned sat
[2026-05-29 09:10:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:10:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 09:10:25] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 09:10:25] [INFO ] [Nat]Absence check using state equation in 593 ms returned sat
[2026-05-29 09:10:25] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:10:26] [INFO ] [Nat]Added 72 Read/Feed constraints in 234 ms returned sat
[2026-05-29 09:10:26] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-29 09:10:27] [INFO ] Added : 44 causal constraints over 9 iterations in 1040 ms. Result :sat
Minimization took 2874 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[142]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[142]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:10:30] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:10:30] [INFO ] Invariant cache hit.
[2026-05-29 09:10:31] [INFO ] Implicit Places using invariants in 1444 ms returned []
[2026-05-29 09:10:31] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:10:31] [INFO ] Invariant cache hit.
[2026-05-29 09:10:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:10:38] [INFO ] Implicit Places using invariants and state equation in 6794 ms returned []
Implicit Place search using SMT with State Equation took 8241 ms to find 0 implicit places.
[2026-05-29 09:10:38] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8267 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:10:38] [INFO ] Flatten gal took : 26 ms
[2026-05-29 09:10:38] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:10:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10358895826170781577.gal : 4 ms
[2026-05-29 09:10:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1737466364212112159.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10358895826170781577.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1737466364212112159.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (25 resets) in 223 ms. (178 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1737466364212112159.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 229489 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 229489 steps, saw 114998 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 09:10:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:10:41] [INFO ] Invariant cache hit.
[2026-05-29 09:10:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1407 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1310 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2724ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 31 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (17 resets) in 200 ms. (199 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (14 resets) in 112 ms. (354 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 313539 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 313539 steps, saw 152572 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-29 09:10:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:10:47] [INFO ] Invariant cache hit.
[2026-05-29 09:10:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 564 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2352 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2921ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:10:50] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:10:50] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:10:52] [INFO ] Implicit Places using invariants in 1403 ms returned []
[2026-05-29 09:10:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:10:52] [INFO ] Invariant cache hit.
[2026-05-29 09:10:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:10:57] [INFO ] Implicit Places using invariants and state equation in 5639 ms returned []
Implicit Place search using SMT with State Equation took 7060 ms to find 0 implicit places.
[2026-05-29 09:10:57] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7083 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 46 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13052777256990441125.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5471049031825096653.kers'
[2026-05-29 09:10:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13052777256990441125.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5471049031825096653.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:10:57] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5471049031825096653.kers
Total runtime 8 ms.
[2026-05-29 09:10:57] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:10:57] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 09:10:57] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:10:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:10:58] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:11:02] [INFO ] After 4837ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:11:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 414 ms
TRAPS : Iteration 1
[2026-05-29 09:11:04] [INFO ] After 6249ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:11:05] [INFO ] After 7112ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:11:05] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:11:05] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:11:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2225732558818960310.gal : 5 ms
[2026-05-29 09:11:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8973352409861367904.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2225732558818960310.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8973352409861367904.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8973352409861367904.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:11:20] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:11:20] [INFO ] Applying decomposition
[2026-05-29 09:11:20] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8829842106764787666.txt' '-o' '/tmp/graph8829842106764787666.bin' '-w' '/tmp/graph8829842106764787666.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8829842106764787666.bin' '-l' '-1' '-v' '-w' '/tmp/graph8829842106764787666.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:11:20] [INFO ] Decomposing Gal with order
[2026-05-29 09:11:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:11:20] [INFO ] Removed a total of 565 redundant transitions.
[2026-05-29 09:11:20] [INFO ] Flatten gal took : 71 ms
[2026-05-29 09:11:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 353 labels/synchronizations in 8 ms.
[2026-05-29 09:11:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11940578186263630102.gal : 6 ms
[2026-05-29 09:11:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16568122538179607146.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11940578186263630102.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16568122538179607146.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16568122538179607146.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 337
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :337 after 645
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :645 after 1190
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1190 after 2837
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2837 after 5103
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5103 after 12697
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 97520
Detected timeout of ITS tools.
[2026-05-29 09:11:28] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:11:28] [INFO ] Applying decomposition
[2026-05-29 09:11:28] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12183285673745294713.txt' '-o' '/tmp/graph12183285673745294713.bin' '-w' '/tmp/graph12183285673745294713.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12183285673745294713.bin' '-l' '-1' '-v' '-w' '/tmp/graph12183285673745294713.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:11:28] [INFO ] Decomposing Gal with order
[2026-05-29 09:11:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:11:28] [INFO ] Removed a total of 734 redundant transitions.
[2026-05-29 09:11:29] [INFO ] Flatten gal took : 55 ms
[2026-05-29 09:11:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 400 labels/synchronizations in 8 ms.
[2026-05-29 09:11:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12650281492752253907.gal : 5 ms
[2026-05-29 09:11:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11766380067389856381.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12650281492752253907.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11766380067389856381.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11766380067389856381.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 96
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :96 after 234
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :234 after 402
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :402 after 757
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :757 after 958
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :958 after 2044
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2044 after 4444
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4444 after 11576
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :30964 after 31101
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :97520 after 163148
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37713 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[141]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5918603822312312067.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12326767221486578143.kers'
[2026-05-29 09:11:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5918603822312312067.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12326767221486578143.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:11:35] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-12326767221486578143.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[141]
RANDOM walk for 1000000 steps (540 resets) in 3352 ms. (298 steps per ms)
BEST_FIRST walk for 1000001 steps (245 resets) in 1725 ms. (579 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[141]
[2026-05-29 09:11:40] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8656881799591053275.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-942162121588846933.kers'
[2026-05-29 09:11:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8656881799591053275.kers, --Pflows, --basisKERS=/tmp/petrispot-output-942162121588846933.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:11:40] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-942162121588846933.kers
Total runtime 8 ms.
[2026-05-29 09:11:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 09:11:40] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 09:11:41] [INFO ] [Real]Absence check using state equation in 317 ms returned sat
[2026-05-29 09:11:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:11:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 09:11:41] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 09:11:41] [INFO ] [Nat]Absence check using state equation in 411 ms returned sat
[2026-05-29 09:11:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:11:41] [INFO ] [Nat]Added 72 Read/Feed constraints in 159 ms returned sat
[2026-05-29 09:11:41] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 59 ms.
[2026-05-29 09:11:42] [INFO ] Added : 44 causal constraints over 9 iterations in 959 ms. Result :sat
Minimization took 2404 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[141]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[141]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:11:45] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:11:45] [INFO ] Invariant cache hit.
[2026-05-29 09:11:46] [INFO ] Implicit Places using invariants in 1391 ms returned []
[2026-05-29 09:11:46] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:11:46] [INFO ] Invariant cache hit.
[2026-05-29 09:11:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:11:52] [INFO ] Implicit Places using invariants and state equation in 5688 ms returned []
Implicit Place search using SMT with State Equation took 7081 ms to find 0 implicit places.
[2026-05-29 09:11:52] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7108 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:11:52] [INFO ] Flatten gal took : 39 ms
[2026-05-29 09:11:52] [INFO ] Flatten gal took : 38 ms
[2026-05-29 09:11:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality492375467565136810.gal : 8 ms
[2026-05-29 09:11:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15534787603548028995.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality492375467565136810.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15534787603548028995.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (19 resets) in 369 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 168 ms. (236 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality15534787603548028995.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 202101 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 2
Probabilistic random walk after 202101 steps, saw 102379 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2026-05-29 09:11:55] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:11:55] [INFO ] Invariant cache hit.
[2026-05-29 09:11:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1803 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1532 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3340ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (19 resets) in 202 ms. (197 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (11 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 307617 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 307617 steps, saw 149962 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2026-05-29 09:12:02] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:12:02] [INFO ] Invariant cache hit.
[2026-05-29 09:12:02] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 793 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2575 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3386ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:12:05] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:12:05] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:12:07] [INFO ] Implicit Places using invariants in 1329 ms returned []
[2026-05-29 09:12:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:12:07] [INFO ] Invariant cache hit.
[2026-05-29 09:12:07] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:12:12] [INFO ] Implicit Places using invariants and state equation in 5521 ms returned []
Implicit Place search using SMT with State Equation took 6874 ms to find 0 implicit places.
[2026-05-29 09:12:12] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6898 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 47 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10046550167374147443.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3771726904394217002.kers'
[2026-05-29 09:12:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10046550167374147443.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3771726904394217002.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:12:12] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-3771726904394217002.kers
Total runtime 10 ms.
[2026-05-29 09:12:12] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:12:12] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
[2026-05-29 09:12:12] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:12:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:12:13] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:12:17] [INFO ] After 4910ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:12:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 365 ms
TRAPS : Iteration 1
[2026-05-29 09:12:19] [INFO ] After 6387ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:12:20] [INFO ] After 7085ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:12:20] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:12:20] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:12:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12817945963908731761.gal : 5 ms
[2026-05-29 09:12:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4382474028415876675.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12817945963908731761.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4382474028415876675.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4382474028415876675.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:12:35] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:12:35] [INFO ] Applying decomposition
[2026-05-29 09:12:35] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10803200216535914052.txt' '-o' '/tmp/graph10803200216535914052.bin' '-w' '/tmp/graph10803200216535914052.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10803200216535914052.bin' '-l' '-1' '-v' '-w' '/tmp/graph10803200216535914052.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:12:35] [INFO ] Decomposing Gal with order
[2026-05-29 09:12:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:12:35] [INFO ] Removed a total of 618 redundant transitions.
[2026-05-29 09:12:35] [INFO ] Flatten gal took : 72 ms
[2026-05-29 09:12:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 410 labels/synchronizations in 11 ms.
[2026-05-29 09:12:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18345263263170282334.gal : 5 ms
[2026-05-29 09:12:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17590824640276406875.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18345263263170282334.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17590824640276406875.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17590824640276406875.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 57
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :57 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 189
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :189 after 313
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :313 after 671
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :671 after 1215
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1215 after 2657
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2657 after 5600
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5600 after 12521
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 09:12:42] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:12:42] [INFO ] Applying decomposition
[2026-05-29 09:12:42] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6477726903934740450.txt' '-o' '/tmp/graph6477726903934740450.bin' '-w' '/tmp/graph6477726903934740450.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6477726903934740450.bin' '-l' '-1' '-v' '-w' '/tmp/graph6477726903934740450.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:12:42] [INFO ] Decomposing Gal with order
[2026-05-29 09:12:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:12:43] [INFO ] Removed a total of 692 redundant transitions.
[2026-05-29 09:12:43] [INFO ] Flatten gal took : 65 ms
[2026-05-29 09:12:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 305 labels/synchronizations in 10 ms.
[2026-05-29 09:12:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17645024178128275839.gal : 5 ms
[2026-05-29 09:12:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16325542200275435051.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17645024178128275839.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16325542200275435051.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16325542200275435051.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 38
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :38 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 206
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :206 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 747
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :747 after 1037
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1037 after 2836
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 90274
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2836 after 9476
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 35938
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37695 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[140]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14401814956981734958.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-220876471331879751.kers'
[2026-05-29 09:12:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14401814956981734958.kers, --Pflows, --basisKERS=/tmp/petrispot-output-220876471331879751.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:12:50] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-220876471331879751.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[140]
RANDOM walk for 1000000 steps (527 resets) in 3634 ms. (275 steps per ms)
BEST_FIRST walk for 1000000 steps (233 resets) in 1742 ms. (573 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[140]
[2026-05-29 09:12:55] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11867130931584100103.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-74437764440049170.kers'
[2026-05-29 09:12:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11867130931584100103.kers, --Pflows, --basisKERS=/tmp/petrispot-output-74437764440049170.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:12:55] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-74437764440049170.kers
Total runtime 7 ms.
[2026-05-29 09:12:55] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:12:55] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 24 ms returned sat
[2026-05-29 09:12:56] [INFO ] [Real]Absence check using state equation in 461 ms returned sat
[2026-05-29 09:12:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:12:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 09:12:56] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 38 ms returned sat
[2026-05-29 09:12:57] [INFO ] [Nat]Absence check using state equation in 650 ms returned sat
[2026-05-29 09:12:57] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:12:57] [INFO ] [Nat]Added 72 Read/Feed constraints in 273 ms returned sat
[2026-05-29 09:12:57] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 91 ms.
[2026-05-29 09:12:58] [INFO ] Added : 44 causal constraints over 9 iterations in 1231 ms. Result :sat
Minimization took 2607 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[140]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[140]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:13:01] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:13:01] [INFO ] Invariant cache hit.
[2026-05-29 09:13:03] [INFO ] Implicit Places using invariants in 1685 ms returned []
[2026-05-29 09:13:03] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:13:03] [INFO ] Invariant cache hit.
[2026-05-29 09:13:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:13:09] [INFO ] Implicit Places using invariants and state equation in 5962 ms returned []
Implicit Place search using SMT with State Equation took 7648 ms to find 0 implicit places.
[2026-05-29 09:13:09] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7670 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:13:09] [INFO ] Flatten gal took : 44 ms
[2026-05-29 09:13:09] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:13:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7658289821130263113.gal : 5 ms
[2026-05-29 09:13:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4235255521181087341.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7658289821130263113.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4235255521181087341.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (21 resets) in 241 ms. (165 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 145 ms. (273 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality4235255521181087341.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 220788 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 220788 steps, saw 110967 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-29 09:13:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:13:12] [INFO ] Invariant cache hit.
[2026-05-29 09:13:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1387 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1534 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2946ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (20 resets) in 283 ms. (140 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (12 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 298349 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 1
Probabilistic random walk after 298349 steps, saw 145832 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
[2026-05-29 09:13:18] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:13:18] [INFO ] Invariant cache hit.
[2026-05-29 09:13:18] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 552 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2289 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2848ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:13:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:13:21] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:13:23] [INFO ] Implicit Places using invariants in 1291 ms returned []
[2026-05-29 09:13:23] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:13:23] [INFO ] Invariant cache hit.
[2026-05-29 09:13:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:13:28] [INFO ] Implicit Places using invariants and state equation in 5468 ms returned []
Implicit Place search using SMT with State Equation took 6761 ms to find 0 implicit places.
[2026-05-29 09:13:28] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6785 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 49 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2398311655052538015.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3492533913594651661.kers'
[2026-05-29 09:13:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2398311655052538015.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3492533913594651661.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:13:28] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3492533913594651661.kers
Total runtime 8 ms.
[2026-05-29 09:13:28] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:13:28] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
[2026-05-29 09:13:28] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:13:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-29 09:13:28] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:13:33] [INFO ] After 4664ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:13:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 727 ms
TRAPS : Iteration 1
[2026-05-29 09:13:35] [INFO ] After 6349ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:13:35] [INFO ] After 7016ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:13:35] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:13:35] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:13:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2723351680372050859.gal : 5 ms
[2026-05-29 09:13:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1069030891766899226.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2723351680372050859.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1069030891766899226.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1069030891766899226.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:13:50] [INFO ] Flatten gal took : 21 ms
[2026-05-29 09:13:50] [INFO ] Applying decomposition
[2026-05-29 09:13:50] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5335239818591171455.txt' '-o' '/tmp/graph5335239818591171455.bin' '-w' '/tmp/graph5335239818591171455.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5335239818591171455.bin' '-l' '-1' '-v' '-w' '/tmp/graph5335239818591171455.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:13:50] [INFO ] Decomposing Gal with order
[2026-05-29 09:13:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:13:50] [INFO ] Removed a total of 706 redundant transitions.
[2026-05-29 09:13:50] [INFO ] Flatten gal took : 61 ms
[2026-05-29 09:13:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 316 labels/synchronizations in 8 ms.
[2026-05-29 09:13:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1119397417667410431.gal : 5 ms
[2026-05-29 09:13:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10623008847240425075.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1119397417667410431.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10623008847240425075.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10623008847240425075.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 149
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :149 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 331
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :331 after 819
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :819 after 1295
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1295 after 2629
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2629 after 5059
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5059 after 10811
Detected timeout of ITS tools.
[2026-05-29 09:13:59] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:13:59] [INFO ] Applying decomposition
[2026-05-29 09:13:59] [INFO ] Flatten gal took : 22 ms
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 63806
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13525207193048068707.txt' '-o' '/tmp/graph13525207193048068707.bin' '-w' '/tmp/graph13525207193048068707.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13525207193048068707.bin' '-l' '-1' '-v' '-w' '/tmp/graph13525207193048068707.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:13:59] [INFO ] Decomposing Gal with order
[2026-05-29 09:13:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:13:59] [INFO ] Removed a total of 633 redundant transitions.
[2026-05-29 09:13:59] [INFO ] Flatten gal took : 57 ms
[2026-05-29 09:13:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 292 labels/synchronizations in 8 ms.
[2026-05-29 09:13:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11937148879814733408.gal : 5 ms
[2026-05-29 09:13:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9110047994547624576.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11937148879814733408.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9110047994547624576.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9110047994547624576.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 15
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :15 after 16
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :16 after 18
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :18 after 37
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :37 after 161
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :161 after 234
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :234 after 840
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :840 after 2304
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2304 after 5912
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5912 after 11676
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37568 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[139]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1890722911022460331.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9755937381614714931.kers'
[2026-05-29 09:14:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1890722911022460331.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9755937381614714931.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:14:06] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-9755937381614714931.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[139]
RANDOM walk for 1000000 steps (548 resets) in 3718 ms. (268 steps per ms)
BEST_FIRST walk for 1000001 steps (263 resets) in 1822 ms. (548 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[139]
[2026-05-29 09:14:11] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7985569479917879728.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9031142695222636318.kers'
[2026-05-29 09:14:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7985569479917879728.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9031142695222636318.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:14:11] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-9031142695222636318.kers
Total runtime 9 ms.
[2026-05-29 09:14:11] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 09:14:11] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 31 ms returned sat
[2026-05-29 09:14:12] [INFO ] [Real]Absence check using state equation in 378 ms returned sat
[2026-05-29 09:14:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:14:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 09:14:12] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 29 ms returned sat
[2026-05-29 09:14:12] [INFO ] [Nat]Absence check using state equation in 471 ms returned sat
[2026-05-29 09:14:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:14:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 193 ms returned sat
[2026-05-29 09:14:13] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 65 ms.
[2026-05-29 09:14:14] [INFO ] Added : 44 causal constraints over 9 iterations in 1435 ms. Result :sat
Minimization took 2672 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[139]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[139]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:14:17] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:14:17] [INFO ] Invariant cache hit.
[2026-05-29 09:14:19] [INFO ] Implicit Places using invariants in 1896 ms returned []
[2026-05-29 09:14:19] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:14:19] [INFO ] Invariant cache hit.
[2026-05-29 09:14:19] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:14:25] [INFO ] Implicit Places using invariants and state equation in 6111 ms returned []
Implicit Place search using SMT with State Equation took 8008 ms to find 0 implicit places.
[2026-05-29 09:14:25] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8036 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:14:25] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:14:25] [INFO ] Flatten gal took : 30 ms
[2026-05-29 09:14:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10886506072321361166.gal : 5 ms
[2026-05-29 09:14:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15555731277740351952.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10886506072321361166.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15555731277740351952.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (17 resets) in 366 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality15555731277740351952.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 217872 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 217872 steps, saw 109566 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 09:14:28] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:14:28] [INFO ] Invariant cache hit.
[2026-05-29 09:14:28] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1378 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1437 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2822ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (26 resets) in 195 ms. (204 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (9 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 316666 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 1
Probabilistic random walk after 316666 steps, saw 153981 distinct states, run finished after 3001 ms. (steps per millisecond=105 ) properties seen :0
[2026-05-29 09:14:34] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:14:34] [INFO ] Invariant cache hit.
[2026-05-29 09:14:34] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2321 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2907ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:14:37] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:14:37] [INFO ] Invariant cache hit.
[2026-05-29 09:14:39] [INFO ] Implicit Places using invariants in 1384 ms returned []
[2026-05-29 09:14:39] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:14:39] [INFO ] Invariant cache hit.
[2026-05-29 09:14:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:14:44] [INFO ] Implicit Places using invariants and state equation in 5539 ms returned []
Implicit Place search using SMT with State Equation took 6925 ms to find 0 implicit places.
[2026-05-29 09:14:44] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6947 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 58 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17031577810408107339.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3624276947657484363.kers'
[2026-05-29 09:14:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17031577810408107339.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3624276947657484363.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:14:44] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3624276947657484363.kers
Total runtime 8 ms.
[2026-05-29 09:14:44] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:14:44] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 32 ms returned sat
[2026-05-29 09:14:44] [INFO ] After 118ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:14:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:14:45] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 30 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:14:49] [INFO ] After 4757ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:14:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 392 ms
TRAPS : Iteration 1
[2026-05-29 09:14:51] [INFO ] After 6097ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:14:51] [INFO ] After 6749ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:14:51] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:14:51] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:14:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5227545134384642514.gal : 5 ms
[2026-05-29 09:14:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7773323074881535269.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5227545134384642514.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7773323074881535269.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7773323074881535269.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:15:06] [INFO ] Flatten gal took : 26 ms
[2026-05-29 09:15:06] [INFO ] Applying decomposition
[2026-05-29 09:15:06] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18164375974401532998.txt' '-o' '/tmp/graph18164375974401532998.bin' '-w' '/tmp/graph18164375974401532998.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18164375974401532998.bin' '-l' '-1' '-v' '-w' '/tmp/graph18164375974401532998.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:15:06] [INFO ] Decomposing Gal with order
[2026-05-29 09:15:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:15:06] [INFO ] Removed a total of 712 redundant transitions.
[2026-05-29 09:15:06] [INFO ] Flatten gal took : 68 ms
[2026-05-29 09:15:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 298 labels/synchronizations in 7 ms.
[2026-05-29 09:15:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12743969582764028538.gal : 5 ms
[2026-05-29 09:15:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11936350387420964904.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12743969582764028538.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11936350387420964904.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11936350387420964904.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :11 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 35
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :35 after 127
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :127 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 307
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :307 after 648
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :648 after 1171
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1171 after 2479
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2479 after 5118
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5118 after 11125
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :11125 after 26405
Detected timeout of ITS tools.
[2026-05-29 09:15:15] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:15:15] [INFO ] Applying decomposition
[2026-05-29 09:15:15] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16195287292334504375.txt' '-o' '/tmp/graph16195287292334504375.bin' '-w' '/tmp/graph16195287292334504375.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16195287292334504375.bin' '-l' '-1' '-v' '-w' '/tmp/graph16195287292334504375.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:15:15] [INFO ] Decomposing Gal with order
[2026-05-29 09:15:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:15:16] [INFO ] Removed a total of 605 redundant transitions.
[2026-05-29 09:15:16] [INFO ] Flatten gal took : 67 ms
[2026-05-29 09:15:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 265 labels/synchronizations in 11 ms.
[2026-05-29 09:15:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5698348004424245600.gal : 8 ms
[2026-05-29 09:15:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1828008384475436317.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5698348004424245600.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1828008384475436317.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1828008384475436317.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 60
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :60 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 154
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :154 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 612
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :612 after 995
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :995 after 2727
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2727 after 7624
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30964 after 34771
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37332 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[138]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6713502328174761542.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5250725871979631185.kers'
[2026-05-29 09:15:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6713502328174761542.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5250725871979631185.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:15:22] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5250725871979631185.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[138]
RANDOM walk for 1000000 steps (575 resets) in 3319 ms. (301 steps per ms)
BEST_FIRST walk for 1000001 steps (244 resets) in 1681 ms. (594 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[138]
[2026-05-29 09:15:27] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2277241718522095719.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18103642509704762369.kers'
[2026-05-29 09:15:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2277241718522095719.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18103642509704762369.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:15:27] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-18103642509704762369.kers
Total runtime 8 ms.
[2026-05-29 09:15:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:15:27] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 25 ms returned sat
[2026-05-29 09:15:27] [INFO ] [Real]Absence check using state equation in 318 ms returned sat
[2026-05-29 09:15:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:15:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 09:15:27] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 23 ms returned sat
[2026-05-29 09:15:28] [INFO ] [Nat]Absence check using state equation in 407 ms returned sat
[2026-05-29 09:15:28] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:15:28] [INFO ] [Nat]Added 72 Read/Feed constraints in 159 ms returned sat
[2026-05-29 09:15:28] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-29 09:15:29] [INFO ] Added : 44 causal constraints over 9 iterations in 1047 ms. Result :sat
Minimization took 2560 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[138]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[138]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:15:32] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:15:32] [INFO ] Invariant cache hit.
[2026-05-29 09:15:33] [INFO ] Implicit Places using invariants in 1441 ms returned []
[2026-05-29 09:15:33] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:15:33] [INFO ] Invariant cache hit.
[2026-05-29 09:15:34] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:15:39] [INFO ] Implicit Places using invariants and state equation in 5425 ms returned []
Implicit Place search using SMT with State Equation took 6870 ms to find 0 implicit places.
[2026-05-29 09:15:39] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6890 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:15:39] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:15:39] [INFO ] Flatten gal took : 25 ms
[2026-05-29 09:15:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12012916957432702559.gal : 5 ms
[2026-05-29 09:15:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17121509095888102056.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12012916957432702559.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17121509095888102056.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (18 resets) in 299 ms. (133 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 192 ms. (207 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality17121509095888102056.prop.
BEST_FIRST walk for 40004 steps (13 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 227579 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 227579 steps, saw 114108 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 09:15:42] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:15:42] [INFO ] Invariant cache hit.
[2026-05-29 09:15:42] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1452 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1470 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2942ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (24 resets) in 197 ms. (202 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (10 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 319986 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 1
Probabilistic random walk after 319986 steps, saw 155360 distinct states, run finished after 3001 ms. (steps per millisecond=106 ) properties seen :0
[2026-05-29 09:15:48] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:15:48] [INFO ] Invariant cache hit.
[2026-05-29 09:15:48] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 562 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :23798 after 48458
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2300 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2881ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:15:51] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:15:51] [INFO ] Invariant cache hit.
[2026-05-29 09:15:52] [INFO ] Implicit Places using invariants in 1383 ms returned []
[2026-05-29 09:15:52] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:15:52] [INFO ] Invariant cache hit.
[2026-05-29 09:15:53] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:15:58] [INFO ] Implicit Places using invariants and state equation in 5473 ms returned []
Implicit Place search using SMT with State Equation took 6858 ms to find 0 implicit places.
[2026-05-29 09:15:58] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6884 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 71 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12327130014570710694.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16126191558345745660.kers'
[2026-05-29 09:15:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12327130014570710694.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16126191558345745660.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:15:58] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16126191558345745660.kers
Total runtime 8 ms.
[2026-05-29 09:15:58] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:15:58] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 35 ms returned sat
[2026-05-29 09:15:58] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:15:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-29 09:15:58] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:16:03] [INFO ] After 4752ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:16:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 461 ms
TRAPS : Iteration 1
[2026-05-29 09:16:04] [INFO ] After 6201ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:16:05] [INFO ] After 6880ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:16:05] [INFO ] Flatten gal took : 36 ms
[2026-05-29 09:16:05] [INFO ] Flatten gal took : 36 ms
[2026-05-29 09:16:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2262320789843158220.gal : 8 ms
[2026-05-29 09:16:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4557623973333194959.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2262320789843158220.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4557623973333194959.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4557623973333194959.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:16:20] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:16:20] [INFO ] Applying decomposition
[2026-05-29 09:16:20] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7035481708828988780.txt' '-o' '/tmp/graph7035481708828988780.bin' '-w' '/tmp/graph7035481708828988780.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7035481708828988780.bin' '-l' '-1' '-v' '-w' '/tmp/graph7035481708828988780.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:16:20] [INFO ] Decomposing Gal with order
[2026-05-29 09:16:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:16:20] [INFO ] Removed a total of 675 redundant transitions.
[2026-05-29 09:16:20] [INFO ] Flatten gal took : 67 ms
[2026-05-29 09:16:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 372 labels/synchronizations in 11 ms.
[2026-05-29 09:16:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1923965201458002985.gal : 5 ms
[2026-05-29 09:16:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3677618527229336333.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1923965201458002985.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3677618527229336333.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3677618527229336333.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :9 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 57
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :57 after 87
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :87 after 153
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :153 after 177
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :177 after 291
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :291 after 638
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :638 after 1310
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1310 after 1887
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1887 after 5261
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5261 after 18014
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :18014 after 85216
Detected timeout of ITS tools.
[2026-05-29 09:16:29] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:16:29] [INFO ] Applying decomposition
[2026-05-29 09:16:29] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6950429189506111125.txt' '-o' '/tmp/graph6950429189506111125.bin' '-w' '/tmp/graph6950429189506111125.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6950429189506111125.bin' '-l' '-1' '-v' '-w' '/tmp/graph6950429189506111125.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:16:29] [INFO ] Decomposing Gal with order
[2026-05-29 09:16:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:16:29] [INFO ] Removed a total of 605 redundant transitions.
[2026-05-29 09:16:29] [INFO ] Flatten gal took : 67 ms
[2026-05-29 09:16:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 254 labels/synchronizations in 7 ms.
[2026-05-29 09:16:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13835588610429872277.gal : 5 ms
[2026-05-29 09:16:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15327835082438765147.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13835588610429872277.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15327835082438765147.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15327835082438765147.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :7 after 20
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :20 after 90
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90 after 178
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :178 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 668
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :668 after 1005
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1005 after 2727
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2727 after 7122
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37550 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[137]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18407294204935831894.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10015063200499797176.kers'
[2026-05-29 09:16:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18407294204935831894.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10015063200499797176.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:16:35] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10015063200499797176.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[137]
RANDOM walk for 1000000 steps (527 resets) in 3940 ms. (253 steps per ms)
BEST_FIRST walk for 1000001 steps (200 resets) in 1757 ms. (568 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[137]
[2026-05-29 09:16:41] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-314071899626601252.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2133065528142522830.kers'
[2026-05-29 09:16:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-314071899626601252.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2133065528142522830.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:16:41] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2133065528142522830.kers
Total runtime 7 ms.
[2026-05-29 09:16:41] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 09:16:41] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 26 ms returned sat
[2026-05-29 09:16:42] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-29 09:16:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:16:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 09:16:42] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 28 ms returned sat
[2026-05-29 09:16:42] [INFO ] [Nat]Absence check using state equation in 477 ms returned sat
[2026-05-29 09:16:42] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:16:42] [INFO ] [Nat]Added 72 Read/Feed constraints in 171 ms returned sat
[2026-05-29 09:16:42] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 76 ms.
[2026-05-29 09:16:44] [INFO ] Added : 44 causal constraints over 9 iterations in 1163 ms. Result :sat
Minimization took 2549 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[137]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[137]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:16:47] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:16:47] [INFO ] Invariant cache hit.
[2026-05-29 09:16:48] [INFO ] Implicit Places using invariants in 1392 ms returned []
[2026-05-29 09:16:48] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:16:48] [INFO ] Invariant cache hit.
[2026-05-29 09:16:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:16:53] [INFO ] Implicit Places using invariants and state equation in 5488 ms returned []
Implicit Place search using SMT with State Equation took 6882 ms to find 0 implicit places.
[2026-05-29 09:16:53] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6904 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:16:54] [INFO ] Flatten gal took : 49 ms
[2026-05-29 09:16:54] [INFO ] Flatten gal took : 26 ms
[2026-05-29 09:16:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8853179931716874101.gal : 4 ms
[2026-05-29 09:16:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9115939888463225342.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8853179931716874101.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9115939888463225342.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (21 resets) in 239 ms. (166 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40003 steps (13 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 170 ms. (233 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9115939888463225342.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 200764 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 2
Probabilistic random walk after 200764 steps, saw 101748 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2026-05-29 09:16:57] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:16:57] [INFO ] Invariant cache hit.
[2026-05-29 09:16:57] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1451 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1541 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3007ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 16 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (15 resets) in 247 ms. (161 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (10 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 284940 steps, run timeout after 3001 ms. (steps per millisecond=94 ) properties seen :0 out of 1
Probabilistic random walk after 284940 steps, saw 139690 distinct states, run finished after 3001 ms. (steps per millisecond=94 ) properties seen :0
[2026-05-29 09:17:03] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:17:03] [INFO ] Invariant cache hit.
[2026-05-29 09:17:03] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 635 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2600 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3242ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:17:06] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:17:06] [INFO ] Invariant cache hit.
[2026-05-29 09:17:07] [INFO ] Implicit Places using invariants in 1330 ms returned []
[2026-05-29 09:17:07] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:17:07] [INFO ] Invariant cache hit.
[2026-05-29 09:17:08] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:17:13] [INFO ] Implicit Places using invariants and state equation in 5587 ms returned []
Implicit Place search using SMT with State Equation took 6919 ms to find 0 implicit places.
[2026-05-29 09:17:13] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6946 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 82 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13769765828589445596.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2371438164978189446.kers'
[2026-05-29 09:17:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13769765828589445596.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2371438164978189446.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:17:13] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2371438164978189446.kers
Total runtime 8 ms.
[2026-05-29 09:17:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:17:13] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
[2026-05-29 09:17:13] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:17:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 09:17:13] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:17:18] [INFO ] After 4852ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:17:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 416 ms
TRAPS : Iteration 1
[2026-05-29 09:17:20] [INFO ] After 6218ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:17:20] [INFO ] After 6902ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:17:20] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:17:20] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:17:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality892035530081745801.gal : 5 ms
[2026-05-29 09:17:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7525842954007580584.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality892035530081745801.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7525842954007580584.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality7525842954007580584.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:17:35] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:17:35] [INFO ] Applying decomposition
[2026-05-29 09:17:35] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1998010279683544043.txt' '-o' '/tmp/graph1998010279683544043.bin' '-w' '/tmp/graph1998010279683544043.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1998010279683544043.bin' '-l' '-1' '-v' '-w' '/tmp/graph1998010279683544043.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:17:35] [INFO ] Decomposing Gal with order
[2026-05-29 09:17:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:17:36] [INFO ] Removed a total of 661 redundant transitions.
[2026-05-29 09:17:36] [INFO ] Flatten gal took : 79 ms
[2026-05-29 09:17:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 337 labels/synchronizations in 9 ms.
[2026-05-29 09:17:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1038970132587548905.gal : 5 ms
[2026-05-29 09:17:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9177134519693558090.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1038970132587548905.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9177134519693558090.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9177134519693558090.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 71
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :71 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 175
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :175 after 289
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :289 after 463
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :463 after 1149
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1149 after 2258
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2258 after 5255
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5255 after 16407
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :63693 after 69184
Detected timeout of ITS tools.
[2026-05-29 09:17:44] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:17:44] [INFO ] Applying decomposition
[2026-05-29 09:17:44] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph104108106221264029.txt' '-o' '/tmp/graph104108106221264029.bin' '-w' '/tmp/graph104108106221264029.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph104108106221264029.bin' '-l' '-1' '-v' '-w' '/tmp/graph104108106221264029.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:17:44] [INFO ] Decomposing Gal with order
[2026-05-29 09:17:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:17:44] [INFO ] Removed a total of 636 redundant transitions.
[2026-05-29 09:17:44] [INFO ] Flatten gal took : 64 ms
[2026-05-29 09:17:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 258 labels/synchronizations in 9 ms.
[2026-05-29 09:17:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15706761211714510640.gal : 5 ms
[2026-05-29 09:17:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6264294685589437189.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15706761211714510640.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6264294685589437189.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6264294685589437189.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 28
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 74
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :110 after 206
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :206 after 287
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :287 after 742
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :742 after 1005
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1005 after 2727
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2727 after 6782
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37535 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[136]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8919559040722377231.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15552038057376460801.kers'
[2026-05-29 09:17:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8919559040722377231.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15552038057376460801.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:17:51] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15552038057376460801.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[136]
RANDOM walk for 1000000 steps (527 resets) in 3297 ms. (303 steps per ms)
BEST_FIRST walk for 1000001 steps (213 resets) in 2069 ms. (483 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[136]
[2026-05-29 09:17:56] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12937600709981935491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15877594431303439958.kers'
[2026-05-29 09:17:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12937600709981935491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15877594431303439958.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:17:56] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-15877594431303439958.kers
Total runtime 12 ms.
[2026-05-29 09:17:56] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 09:17:56] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 09:17:57] [INFO ] [Real]Absence check using state equation in 459 ms returned sat
[2026-05-29 09:17:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:17:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 09:17:57] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 09:17:57] [INFO ] [Nat]Absence check using state equation in 614 ms returned sat
[2026-05-29 09:17:57] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:17:58] [INFO ] [Nat]Added 72 Read/Feed constraints in 254 ms returned sat
[2026-05-29 09:17:58] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 82 ms.
[2026-05-29 09:17:59] [INFO ] Added : 44 causal constraints over 9 iterations in 1626 ms. Result :sat
Minimization took 2822 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[136]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[136]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:18:03] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:18:03] [INFO ] Invariant cache hit.
[2026-05-29 09:18:04] [INFO ] Implicit Places using invariants in 1330 ms returned []
[2026-05-29 09:18:04] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:18:04] [INFO ] Invariant cache hit.
[2026-05-29 09:18:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:18:09] [INFO ] Implicit Places using invariants and state equation in 5177 ms returned []
Implicit Place search using SMT with State Equation took 6510 ms to find 0 implicit places.
[2026-05-29 09:18:09] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6532 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:18:09] [INFO ] Flatten gal took : 23 ms
[2026-05-29 09:18:09] [INFO ] Flatten gal took : 31 ms
[2026-05-29 09:18:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4208624711768216620.gal : 8 ms
[2026-05-29 09:18:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16830048931160926085.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4208624711768216620.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16830048931160926085.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (30 resets) in 243 ms. (163 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 150 ms. (264 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality16830048931160926085.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 217524 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 217524 steps, saw 109422 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 09:18:12] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:18:12] [INFO ] Invariant cache hit.
[2026-05-29 09:18:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1287 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1484 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2776ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (29 resets) in 248 ms. (160 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (16 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Interrupted probabilistic random walk after 329281 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 1
Probabilistic random walk after 329281 steps, saw 159693 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
[2026-05-29 09:18:18] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:18:18] [INFO ] Invariant cache hit.
[2026-05-29 09:18:18] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 567 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2247 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2819ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:18:21] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:18:21] [INFO ] Invariant cache hit.
[2026-05-29 09:18:22] [INFO ] Implicit Places using invariants in 1309 ms returned []
[2026-05-29 09:18:22] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:18:22] [INFO ] Invariant cache hit.
[2026-05-29 09:18:23] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
[2026-05-29 09:18:28] [INFO ] Implicit Places using invariants and state equation in 5236 ms returned []
Implicit Place search using SMT with State Equation took 6546 ms to find 0 implicit places.
[2026-05-29 09:18:28] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6567 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 44 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10089638484615585129.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5910448083823369082.kers'
[2026-05-29 09:18:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10089638484615585129.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5910448083823369082.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:18:28] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5910448083823369082.kers
Total runtime 9 ms.
[2026-05-29 09:18:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 09:18:28] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 46 ms returned sat
[2026-05-29 09:18:28] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:18:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 09:18:28] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 46 ms returned sat
[2026-05-29 09:18:33] [INFO ] After 4766ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-29 09:18:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 359 ms
TRAPS : Iteration 1
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
[2026-05-29 09:18:34] [INFO ] After 6238ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:18:35] [INFO ] After 6918ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-29 09:18:35] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:18:35] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:18:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3851408183958494111.gal : 4 ms
[2026-05-29 09:18:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1348178031488059845.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3851408183958494111.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1348178031488059845.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1348178031488059845.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :231 after 403
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :403 after 744
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :744 after 919
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :919 after 1585
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1585 after 2719
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2719 after 5987
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5987 after 12534
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :12534 after 28623
Detected timeout of ITS tools.
[2026-05-29 09:18:50] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:18:50] [INFO ] Applying decomposition
[2026-05-29 09:18:50] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15046445659327393495.txt' '-o' '/tmp/graph15046445659327393495.bin' '-w' '/tmp/graph15046445659327393495.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15046445659327393495.bin' '-l' '-1' '-v' '-w' '/tmp/graph15046445659327393495.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:18:50] [INFO ] Decomposing Gal with order
[2026-05-29 09:18:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:18:50] [INFO ] Removed a total of 847 redundant transitions.
[2026-05-29 09:18:50] [INFO ] Flatten gal took : 63 ms
[2026-05-29 09:18:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 343 labels/synchronizations in 9 ms.
[2026-05-29 09:18:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9586412838340537589.gal : 6 ms
[2026-05-29 09:18:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15266955907435639357.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9586412838340537589.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15266955907435639357.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15266955907435639357.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :11 after 12
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :12 after 13
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :13 after 15
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :15 after 18
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :18 after 28
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :28 after 49
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :49 after 490
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :490 after 714
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :714 after 1248
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1248 after 3409
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3409 after 10096
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :100874 after 322522
Detected timeout of ITS tools.
[2026-05-29 09:18:59] [INFO ] Flatten gal took : 22 ms
[2026-05-29 09:18:59] [INFO ] Applying decomposition
[2026-05-29 09:18:59] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9791363435497562435.txt' '-o' '/tmp/graph9791363435497562435.bin' '-w' '/tmp/graph9791363435497562435.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9791363435497562435.bin' '-l' '-1' '-v' '-w' '/tmp/graph9791363435497562435.weights' '-q' '0' '-e' '0.001'
[2026-05-29 09:18:59] [INFO ] Decomposing Gal with order
[2026-05-29 09:18:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 09:18:59] [INFO ] Removed a total of 697 redundant transitions.
[2026-05-29 09:18:59] [INFO ] Flatten gal took : 51 ms
[2026-05-29 09:18:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 174 labels/synchronizations in 6 ms.
[2026-05-29 09:19:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8793042462791487336.gal : 5 ms
[2026-05-29 09:19:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5591472994356154408.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8793042462791487336.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5591472994356154408.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5591472994356154408.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 28
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 64
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :64 after 206
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :206 after 392
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :392 after 737
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :737 after 892
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :892 after 1616
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1616 after 3932
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :10096 after 64673
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3932 after 9942
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :64673 after 160017
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37523 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2] Max Struct:[135]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1821110411760375388.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16908469302997348500.kers'
[2026-05-29 09:19:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1821110411760375388.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16908469302997348500.kers]
Normalized transition count is 782 out of 794 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:19:05] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16908469302997348500.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[135]
RANDOM walk for 1000000 steps (554 resets) in 3285 ms. (304 steps per ms)
BEST_FIRST walk for 1000001 steps (220 resets) in 1665 ms. (600 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[135]
[2026-05-29 09:19:10] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6478551710899333474.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12423872309998726961.kers'
[2026-05-29 09:19:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6478551710899333474.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12423872309998726961.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 782 rows 349 cols 3654 entries
Finished phase 1 with 154 SingleSign rule and 158 generalized
[2026-05-29 09:19:10] [INFO ] Computed 42 invariants in 6 ms
Computed 42 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-12423872309998726961.kers
Total runtime 7 ms.
[2026-05-29 09:19:10] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 09:19:10] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 26 ms returned sat
[2026-05-29 09:19:11] [INFO ] [Real]Absence check using state equation in 358 ms returned sat
[2026-05-29 09:19:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 09:19:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 09:19:11] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 39 ms returned sat
[2026-05-29 09:19:11] [INFO ] [Nat]Absence check using state equation in 585 ms returned sat
[2026-05-29 09:19:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:19:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 163 ms returned sat
[2026-05-29 09:19:12] [INFO ] Computed and/alt/rep : 408/1911/402 causal constraints (skipped 378 transitions) in 62 ms.
[2026-05-29 09:19:13] [INFO ] Added : 44 causal constraints over 9 iterations in 1309 ms. Result :sat
Minimization took 2571 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[135]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[135]
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:19:16] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:19:16] [INFO ] Invariant cache hit.
[2026-05-29 09:19:18] [INFO ] Implicit Places using invariants in 1644 ms returned []
[2026-05-29 09:19:18] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:19:18] [INFO ] Invariant cache hit.
[2026-05-29 09:19:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:19:23] [INFO ] Implicit Places using invariants and state equation in 5438 ms returned []
Implicit Place search using SMT with State Equation took 7084 ms to find 0 implicit places.
[2026-05-29 09:19:23] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7112 ms. Remains : 354/354 places, 794/794 transitions.
[2026-05-29 09:19:23] [INFO ] Flatten gal took : 24 ms
[2026-05-29 09:19:23] [INFO ] Flatten gal took : 28 ms
[2026-05-29 09:19:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15607068983752181497.gal : 5 ms
[2026-05-29 09:19:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5785814984512916256.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15607068983752181497.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5785814984512916256.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (26 resets) in 328 ms. (121 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 183 ms. (217 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5785814984512916256.prop.
BEST_FIRST walk for 40001 steps (9 resets) in 131 ms. (303 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :80 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 732
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :732 after 1267
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1267 after 2112
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2112 after 4336
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4336 after 10218
Interrupted probabilistic random walk after 205328 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :0 out of 2
Probabilistic random walk after 205328 steps, saw 103825 distinct states, run finished after 3001 ms. (steps per millisecond=68 ) properties seen :0
[2026-05-29 09:19:26] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:19:26] [INFO ] Invariant cache hit.
[2026-05-29 09:19:26] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/397 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 0/469 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/1136 variables, 2/471 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1471 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/349 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/352 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 782/1134 variables, 352/398 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10218 after 23798
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1134/1136 variables, and 470 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1604 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 352/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3084ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 354/354 places, 794/794 transitions.
RANDOM walk for 40000 steps (15 resets) in 191 ms. (208 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (13 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 310073 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 310073 steps, saw 151076 distinct states, run finished after 3006 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-29 09:19:33] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:19:33] [INFO ] Invariant cache hit.
[2026-05-29 09:19:33] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/352 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 782/1134 variables, 352/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 72/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/1136 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1136 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1136 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1136/1136 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 566 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 197/203 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/203 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/266 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 83/349 variables, 18/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/349 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/349 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/352 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 782/1134 variables, 352/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1134 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1134 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1134 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1136 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1136 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :23798 after 48458
At refinement iteration 16 (INCLUDED_ONLY) 0/1136 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1136 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1136/1136 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2348 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/29 constraints, State Equation: 354/354 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2920ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 6 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 354/354 places, 794/794 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 794/794 transitions.
Applied a total of 0 rules in 9 ms. Remains 354 /354 variables (removed 0) and now considering 794/794 (removed 0) transitions.
[2026-05-29 09:19:36] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:19:36] [INFO ] Invariant cache hit.
[2026-05-29 09:19:37] [INFO ] Implicit Places using invariants in 1320 ms returned []
[2026-05-29 09:19:37] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
[2026-05-29 09:19:37] [INFO ] Invariant cache hit.
[2026-05-29 09:19:37] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 09:19:43] [INFO ] Implicit Places using invariants and state equation in 5630 ms returned []
Implicit Place search using SMT with State Equation took 6953 ms to find 0 implicit places.
[2026-05-29 09:19:43] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6976 ms. Remains : 354/354 places, 794/794 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 354 transition count 782
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 348 transition count 806
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 348 transition count 782
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 348 transition count 776
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 342 transition count 776
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 342 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 336 transition count 770
Applied a total of 72 rules in 46 ms. Remains 336 /354 variables (removed 18) and now considering 770/794 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1832037157522706987.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9824580465113913300.kers'
[2026-05-29 09:19:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1832037157522706987.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9824580465113913300.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 770 rows 331 cols 3756 entries
Finished phase 1 with 136 SingleSign rule and 158 generalized
[2026-05-29 09:19:43] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-9824580465113913300.kers
Total runtime 9 ms.
[2026-05-29 09:19:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 09:19:43] [INFO ] [Real]Absence check using 13 positive and 29 generalized place invariants in 36 ms returned sat
[2026-05-29 09:19:43] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-29 09:19:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-29 09:19:43] [INFO ] [Nat]Absence check using 13 positive and 29 generalized place invariants in 37 ms returned sat
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :48458 after 100874
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PolyORBLF-COL-S02J06T06"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is PolyORBLF-COL-S02J06T06, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969942100293"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J06T06.tgz
mv PolyORBLF-COL-S02J06T06 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;