About the Execution of ITS-Tools for PolyORBLF-COL-S02J04T06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2484.243 | 3600000.00 | 6386577.00 | 9090.50 | 1 6 1 2 1 1 ? 1 1 10 1 ? 1 1 1 2 | 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-177969942000269.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-S02J04T06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942000269
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 660K
-rw-r--r-- 1 mcc users 11K Mar 8 15:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 8 15:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 8 15:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 8 15:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.3K Mar 16 08:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 16 08:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 8 15:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 8 15:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Mar 8 15:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Mar 8 15:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:40 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-S02J04T06-UpperBounds-00
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-01
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-02
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-03
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-04
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-05
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-06
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-07
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-08
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-09
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-10
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-11
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-12
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-13
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-14
FORMULA_NAME PolyORBLF-COL-S02J04T06-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1780013790189
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-S02J04T06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-29 00:16:32] [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 00:16:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-29 00:16:32] [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 00:16:33] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-29 00:16:34] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1493 ms
[2026-05-29 00:16:34] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 476 PT places and 952.0 transition bindings in 51 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
[2026-05-29 00:16:34] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 109 ms.
[2026-05-29 00:16:34] [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-5545915694061069185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9354555764834045429.kers'
[2026-05-29 00:16:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5545915694061069185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9354555764834045429.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 00:16:34] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9354555764834045429.kers
Total runtime 2 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 1, 0, 1, 0, 0, 0, 0, 9, 1, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, 1, +inf, +inf, 1, +inf, 10, 1, +inf, +inf, 1, +inf, 5]
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-29 00:16:34] [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-7058328201569164523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11674931905720662323.kers'
[2026-05-29 00:16:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7058328201569164523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11674931905720662323.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 00:16:34] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11674931905720662323.kers
Total runtime 2 ms.
[2026-05-29 00:16:35] [INFO ] [Real]Absence check using 8 positive place invariants in 17 ms returned sat
[2026-05-29 00:16:35] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 29 ms returned sat
[2026-05-29 00:16:35] [INFO ] [Real]Absence check using state equation in 102 ms returned sat
[2026-05-29 00:16:35] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-29 00:16:35] [INFO ] [Real]Added 8 Read/Feed constraints in 14 ms returned sat
[2026-05-29 00:16:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:35] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-29 00:16:35] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 00:16:35] [INFO ] [Nat]Absence check using state equation in 78 ms returned sat
[2026-05-29 00:16:35] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2026-05-29 00:16:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 162 ms
[2026-05-29 00:16:35] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 22 ms.
[2026-05-29 00:16:36] [INFO ] Added : 60 causal constraints over 12 iterations in 264 ms. Result :sat
Minimization took 65 ms.
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Real]Added 8 Read/Feed constraints in 4 ms returned sat
[2026-05-29 00:16:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 00:16:36] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-29 00:16:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2026-05-29 00:16:36] [INFO ] Added : 49 causal constraints over 11 iterations in 230 ms. Result :sat
Minimization took 43 ms.
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 4 ms returned unsat
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2026-05-29 00:16:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Nat]Absence check using state equation in 58 ms returned sat
[2026-05-29 00:16:36] [INFO ] [Nat]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 00:16:37] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 00:16:37] [INFO ] Added : 54 causal constraints over 11 iterations in 176 ms. Result :sat
Minimization took 67 ms.
[2026-05-29 00:16:37] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2026-05-29 00:16:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 00:16:37] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 00:16:37] [INFO ] Added : 2 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 32 ms.
[2026-05-29 00:16:37] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2026-05-29 00:16:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 32 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2026-05-29 00:16:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 00:16:37] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-29 00:16:37] [INFO ] Added : 25 causal constraints over 6 iterations in 98 ms. Result :sat
Minimization took 94 ms.
[2026-05-29 00:16:38] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 7 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2026-05-29 00:16:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2026-05-29 00:16:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2026-05-29 00:16:38] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-29 00:16:38] [INFO ] Added : 19 causal constraints over 4 iterations in 66 ms. Result :sat
Minimization took 28 ms.
[2026-05-29 00:16:38] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2026-05-29 00:16:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2026-05-29 00:16:38] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-29 00:16:38] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 00:16:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 116 ms
[2026-05-29 00:16:39] [INFO ] Added : 59 causal constraints over 13 iterations in 291 ms. Result :sat
Minimization took 43 ms.
[2026-05-29 00:16:39] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2026-05-29 00:16:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Nat]Added 8 Read/Feed constraints in 21 ms returned sat
[2026-05-29 00:16:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 85 ms
[2026-05-29 00:16:39] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 00:16:39] [INFO ] Added : 17 causal constraints over 4 iterations in 66 ms. Result :sat
Minimization took 34 ms.
[2026-05-29 00:16:39] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2026-05-29 00:16:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2026-05-29 00:16:39] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 00:16:39] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 00:16:39] [INFO ] Added : 54 causal constraints over 11 iterations in 194 ms. Result :sat
Minimization took 76 ms.
[2026-05-29 00:16:40] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-29 00:16:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Nat]Added 8 Read/Feed constraints in 9 ms returned sat
[2026-05-29 00:16:40] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-29 00:16:40] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 243 ms
[2026-05-29 00:16:40] [INFO ] Added : 58 causal constraints over 12 iterations in 406 ms. Result :sat
Minimization took 36 ms.
[2026-05-29 00:16:40] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2026-05-29 00:16:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 00:16:40] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2026-05-29 00:16:41] [INFO ] [Nat]Added 8 Read/Feed constraints in 34 ms returned sat
[2026-05-29 00:16:41] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 00:16:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 186 ms
[2026-05-29 00:16:41] [INFO ] Added : 56 causal constraints over 12 iterations in 356 ms. Result :sat
Minimization took 30 ms.
[2026-05-29 00:16:41] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 00:16:41] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 00:16:41] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2026-05-29 00:16:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:41] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:41] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 00:16:41] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2026-05-29 00:16:41] [INFO ] [Nat]Added 8 Read/Feed constraints in 20 ms returned sat
[2026-05-29 00:16:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 76 ms
[2026-05-29 00:16:41] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 12 ms.
[2026-05-29 00:16:41] [INFO ] Added : 25 causal constraints over 5 iterations in 97 ms. Result :sat
Minimization took 48 ms.
[2026-05-29 00:16:41] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 00:16:42] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 00:16:42] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2026-05-29 00:16:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:42] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 00:16:42] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 00:16:42] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2026-05-29 00:16:42] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 00:16:42] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-29 00:16:42] [INFO ] Added : 5 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 46 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 1, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, 1, +inf, +inf, +inf, 1, +inf, 10, +inf, +inf, 1, +inf, 5]
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
[2026-05-29 00:16:42] [INFO ] Unfolded HLPN to a Petri net with 476 places and 920 transitions 4242 arcs in 52 ms.
[2026-05-29 00:16:42] [INFO ] Unfolded 13 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, 9, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +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, 9, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, 1, +inf, 10, +inf, +inf, 1, +inf, 5]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, 1, +inf, 10, +inf, +inf, 1, +inf, 5]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3588236326066314977.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8074307560023162911.kers'
[2026-05-29 00:16:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3588236326066314977.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8074307560023162911.kers]
Normalized transition count is 812 out of 824 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 812 rows 469 cols 3162 entries
Finished phase 1 with 310 SingleSign rule and 120 generalized
[2026-05-29 00:16:42] [INFO ] Computed 46 invariants in 7 ms
Computed 46 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-8074307560023162911.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0] Max Struct:[36, 36, 36, 36, 180, 1, 36, 10, 330, 36, 1, 36, 5]
RANDOM walk for 10000 steps (3 resets) in 92 ms. (107 steps per ms)
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-09 10 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 100004 steps (24 resets) in 530 ms. (188 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 6, 2, 1, 2, 1, 2, 1, 1, 2] Max Struct:[36, 36, 36, 36, 180, 36, 330, 36, 36, 5]
[2026-05-29 00:16:43] [INFO ] Flow matrix only has 812 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-14355983374495918924.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1585981366727186982.kers'
[2026-05-29 00:16:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14355983374495918924.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1585981366727186982.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 812 rows 469 cols 3162 entries
Finished phase 1 with 310 SingleSign rule and 120 generalized
[2026-05-29 00:16:43] [INFO ] Computed 46 invariants in 11 ms
Computed 46 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-1585981366727186982.kers
Total runtime 14 ms.
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive place invariants in 23 ms returned sat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 54 ms returned unsat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive place invariants in 20 ms returned unsat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive place invariants in 20 ms returned sat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 29 ms returned unsat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive place invariants in 19 ms returned sat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 18 ms returned unsat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive place invariants in 14 ms returned sat
[2026-05-29 00:16:43] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 34 ms returned sat
[2026-05-29 00:16:44] [INFO ] [Real]Absence check using state equation in 464 ms returned sat
[2026-05-29 00:16:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:44] [INFO ] [Nat]Absence check using 12 positive place invariants in 15 ms returned sat
[2026-05-29 00:16:44] [INFO ] [Nat]Absence check using 12 positive and 34 generalized place invariants in 36 ms returned sat
[2026-05-29 00:16:45] [INFO ] [Nat]Absence check using state equation in 658 ms returned sat
[2026-05-29 00:16:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:16:45] [INFO ] [Nat]Added 72 Read/Feed constraints in 421 ms returned sat
[2026-05-29 00:16:45] [INFO ] Computed and/alt/rep : 558/1858/552 causal constraints (skipped 258 transitions) in 114 ms.
[2026-05-29 00:16:47] [INFO ] Added : 69 causal constraints over 14 iterations in 2028 ms. Result :sat
Minimization took 546 ms.
[2026-05-29 00:16:48] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2026-05-29 00:16:48] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 54 ms returned unsat
[2026-05-29 00:16:48] [INFO ] [Real]Absence check using 12 positive place invariants in 27 ms returned sat
[2026-05-29 00:16:48] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 78 ms returned sat
[2026-05-29 00:16:49] [INFO ] [Real]Absence check using state equation in 595 ms returned sat
[2026-05-29 00:16:49] [INFO ] [Real]Added 72 Read/Feed constraints in 72 ms returned sat
[2026-05-29 00:16:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:16:49] [INFO ] [Nat]Absence check using 12 positive place invariants in 12 ms returned sat
[2026-05-29 00:16:49] [INFO ] [Nat]Absence check using 12 positive and 34 generalized place invariants in 30 ms returned sat
[2026-05-29 00:16:50] [INFO ] [Nat]Absence check using state equation in 571 ms returned sat
[2026-05-29 00:16:50] [INFO ] [Nat]Added 72 Read/Feed constraints in 290 ms returned sat
[2026-05-29 00:16:50] [INFO ] Computed and/alt/rep : 558/1858/552 causal constraints (skipped 258 transitions) in 94 ms.
[2026-05-29 00:16:53] [INFO ] Added : 68 causal constraints over 14 iterations in 2361 ms. Result :sat
Minimization took 556 ms.
[2026-05-29 00:16:53] [INFO ] [Real]Absence check using 12 positive place invariants in 13 ms returned sat
[2026-05-29 00:16:53] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 95 ms returned unsat
[2026-05-29 00:16:53] [INFO ] [Real]Absence check using 12 positive place invariants in 12 ms returned sat
[2026-05-29 00:16:53] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 31 ms returned unsat
[2026-05-29 00:16:54] [INFO ] [Real]Absence check using 12 positive place invariants in 13 ms returned sat
[2026-05-29 00:16:54] [INFO ] [Real]Absence check using 12 positive and 34 generalized place invariants in 22 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 6, 2, 1, 2, 1, 2, 1, 1, 2] Max Struct:[1, 6, 2, 1, 180, 1, 330, 1, 1, 2]
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-15 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-01 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T06-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[180, 330]
Support contains 12 out of 476 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 476/476 places, 824/824 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 474 transition count 776
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 426 transition count 770
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 110 place count 420 transition count 770
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 48 Pre rules applied. Total rules applied 110 place count 420 transition count 722
Deduced a syphon composed of 48 places in 2 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 206 place count 372 transition count 722
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 290 place count 330 transition count 680
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 3 with 6 rules applied. Total rules applied 296 place count 330 transition count 674
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 302 place count 324 transition count 674
Applied a total of 302 rules in 274 ms. Remains 324 /476 variables (removed 152) and now considering 674/824 (removed 150) transitions.
Running 672 sub problems to find dead transitions.
[2026-05-29 00:16:54] [INFO ] Flow matrix only has 662 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-9549971778658094890.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1775191135243961800.kers'
[2026-05-29 00:16:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9549971778658094890.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1775191135243961800.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 662 rows 319 cols 2988 entries
Finished phase 1 with 160 SingleSign rule and 120 generalized
[2026-05-29 00:16:54] [INFO ] Computed 44 invariants in 6 ms
Computed 44 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1775191135243961800.kers
Total runtime 8 ms.
[2026-05-29 00:16:54] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 672 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/322 variables, 29/41 constraints. Problems are: Problem set: 0 solved, 672 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 322/986 variables, and 54 constraints, problems are : Problem set: 0 solved, 672 unsolved in 20070 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 29/32 constraints, State Equation: 0/324 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 672/672 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 672 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 672 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/322 variables, 29/41 constraints. Problems are: Problem set: 0 solved, 672 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/322 variables, 13/54 constraints. Problems are: Problem set: 0 solved, 672 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/322 variables, 3/57 constraints. Problems are: Problem set: 0 solved, 672 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 322/986 variables, and 57 constraints, problems are : Problem set: 0 solved, 672 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 29/32 constraints, State Equation: 0/324 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/672 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41224ms problems are : Problem set: 0 solved, 672 unsolved
Search for dead transitions found 0 dead transitions in 41287ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41683 ms. Remains : 324/476 places, 674/824 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6378234319811108052.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18206211842549827726.kers'
[2026-05-29 00:17:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6378234319811108052.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18206211842549827726.kers]
Normalized transition count is 662 out of 674 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 662 rows 319 cols 2988 entries
Finished phase 1 with 160 SingleSign rule and 120 generalized
[2026-05-29 00:17:35] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-18206211842549827726.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[180, 330]
RANDOM walk for 1000000 steps (506 resets) in 3836 ms. (260 steps per ms)
BEST_FIRST walk for 2000001 steps (450 resets) in 3755 ms. (532 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[180, 330]
[2026-05-29 00:17:43] [INFO ] Flow matrix only has 662 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-4830069632220127664.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17074095412389844251.kers'
[2026-05-29 00:17:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4830069632220127664.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17074095412389844251.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 662 rows 319 cols 2988 entries
Finished phase 1 with 160 SingleSign rule and 120 generalized
[2026-05-29 00:17:43] [INFO ] Computed 44 invariants in 6 ms
Computed 44 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17074095412389844251.kers
Total runtime 9 ms.
[2026-05-29 00:17:43] [INFO ] [Real]Absence check using 12 positive place invariants in 15 ms returned sat
[2026-05-29 00:17:43] [INFO ] [Real]Absence check using 12 positive and 32 generalized place invariants in 37 ms returned sat
[2026-05-29 00:17:44] [INFO ] [Real]Absence check using state equation in 443 ms returned sat
[2026-05-29 00:17:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:17:44] [INFO ] [Nat]Absence check using 12 positive place invariants in 14 ms returned sat
[2026-05-29 00:17:44] [INFO ] [Nat]Absence check using 12 positive and 32 generalized place invariants in 34 ms returned sat
[2026-05-29 00:17:44] [INFO ] [Nat]Absence check using state equation in 496 ms returned sat
[2026-05-29 00:17:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:17:45] [INFO ] [Nat]Added 72 Read/Feed constraints in 525 ms returned sat
[2026-05-29 00:17:45] [INFO ] Computed and/alt/rep : 396/1684/390 causal constraints (skipped 270 transitions) in 69 ms.
[2026-05-29 00:17:47] [INFO ] Added : 51 causal constraints over 11 iterations in 2163 ms. Result :sat
Minimization took 1781 ms.
[2026-05-29 00:17:49] [INFO ] [Real]Absence check using 12 positive place invariants in 8 ms returned sat
[2026-05-29 00:17:49] [INFO ] [Real]Absence check using 12 positive and 32 generalized place invariants in 23 ms returned sat
[2026-05-29 00:17:49] [INFO ] [Real]Absence check using state equation in 395 ms returned sat
[2026-05-29 00:17:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:17:49] [INFO ] [Nat]Absence check using 12 positive place invariants in 12 ms returned sat
[2026-05-29 00:17:49] [INFO ] [Nat]Absence check using 12 positive and 32 generalized place invariants in 33 ms returned sat
[2026-05-29 00:17:50] [INFO ] [Nat]Absence check using state equation in 477 ms returned sat
[2026-05-29 00:17:50] [INFO ] [Nat]Added 72 Read/Feed constraints in 137 ms returned sat
[2026-05-29 00:17:50] [INFO ] Computed and/alt/rep : 396/1684/390 causal constraints (skipped 270 transitions) in 59 ms.
[2026-05-29 00:17:54] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1770 ms
[2026-05-29 00:17:54] [INFO ] Added : 85 causal constraints over 17 iterations in 3832 ms. Result :sat
Minimization took 1521 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[180, 330]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[180, 330]
Support contains 12 out of 324 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 324/324 places, 674/674 transitions.
Applied a total of 0 rules in 28 ms. Remains 324 /324 variables (removed 0) and now considering 674/674 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 324/324 places, 674/674 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 324/324 places, 674/674 transitions.
Applied a total of 0 rules in 24 ms. Remains 324 /324 variables (removed 0) and now considering 674/674 (removed 0) transitions.
[2026-05-29 00:17:57] [INFO ] Flow matrix only has 662 transitions (discarded 12 similar events)
[2026-05-29 00:17:57] [INFO ] Invariant cache hit.
[2026-05-29 00:17:58] [INFO ] Implicit Places using invariants in 1066 ms returned [288, 289, 290, 291, 292, 293]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 1073 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 318/324 places, 674/674 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 312 transition count 668
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 312 transition count 668
Applied a total of 12 rules in 33 ms. Remains 312 /318 variables (removed 6) and now considering 668/674 (removed 6) transitions.
[2026-05-29 00:17:58] [INFO ] Flow matrix only has 656 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-2482092863063049917.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11287420019407162880.kers'
[2026-05-29 00:17:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2482092863063049917.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11287420019407162880.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:17:58] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-11287420019407162880.kers
Total runtime 6 ms.
[2026-05-29 00:17:59] [INFO ] Implicit Places using invariants in 946 ms returned []
[2026-05-29 00:17:59] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:17:59] [INFO ] Invariant cache hit.
[2026-05-29 00:17:59] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:18:03] [INFO ] Implicit Places using invariants and state equation in 4798 ms returned []
Implicit Place search using SMT with State Equation took 5746 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 312/324 places, 668/674 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 6877 ms. Remains : 312/324 places, 668/674 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4309036631258051315.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8495792369131434465.kers'
[2026-05-29 00:18:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4309036631258051315.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8495792369131434465.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:18:03] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8495792369131434465.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[180, 330]
RANDOM walk for 1000000 steps (509 resets) in 3298 ms. (303 steps per ms)
BEST_FIRST walk for 2000002 steps (454 resets) in 3366 ms. (594 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[180, 330]
[2026-05-29 00:18:10] [INFO ] Flow matrix only has 656 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-2484667430835116906.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11234098998983073207.kers'
[2026-05-29 00:18:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2484667430835116906.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11234098998983073207.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:18:10] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11234098998983073207.kers
Total runtime 6 ms.
[2026-05-29 00:18:10] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:18:10] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 00:18:11] [INFO ] [Real]Absence check using state equation in 408 ms returned sat
[2026-05-29 00:18:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:18:11] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:18:11] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:18:11] [INFO ] [Nat]Absence check using state equation in 531 ms returned sat
[2026-05-29 00:18:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:18:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 348 ms returned sat
[2026-05-29 00:18:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 696 ms
[2026-05-29 00:18:12] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 69 ms.
[2026-05-29 00:18:15] [INFO ] Added : 75 causal constraints over 15 iterations in 3037 ms. Result :sat
Minimization took 1807 ms.
[2026-05-29 00:18:17] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:18:17] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 23 ms returned sat
[2026-05-29 00:18:18] [INFO ] [Real]Absence check using state equation in 397 ms returned sat
[2026-05-29 00:18:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:18:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:18:18] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 31 ms returned sat
[2026-05-29 00:18:18] [INFO ] [Nat]Absence check using state equation in 468 ms returned sat
[2026-05-29 00:18:19] [INFO ] [Nat]Added 72 Read/Feed constraints in 123 ms returned sat
[2026-05-29 00:18:19] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 57 ms.
[2026-05-29 00:18:21] [INFO ] Added : 93 causal constraints over 19 iterations in 2446 ms. Result :sat
Minimization took 1781 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[180, 330]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[180, 330]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 19 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 19 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:18:25] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:18:25] [INFO ] Invariant cache hit.
[2026-05-29 00:18:27] [INFO ] Implicit Places using invariants in 1561 ms returned []
[2026-05-29 00:18:27] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:18:27] [INFO ] Invariant cache hit.
[2026-05-29 00:18:27] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:18:30] [INFO ] Implicit Places using invariants and state equation in 3626 ms returned []
Implicit Place search using SMT with State Equation took 5207 ms to find 0 implicit places.
[2026-05-29 00:18:30] [INFO ] Redundant transitions in 43 ms returned []
Running 666 sub problems to find dead transitions.
[2026-05-29 00:18:30] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:18:30] [INFO ] Invariant cache hit.
[2026-05-29 00:18:30] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/310 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/310 variables, 25/36 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/310 variables, 13/49 constraints. Problems are: Problem set: 0 solved, 666 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 310/968 variables, and 49 constraints, problems are : Problem set: 0 solved, 666 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/312 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 666/666 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 666 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/310 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/310 variables, 25/36 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/310 variables, 13/49 constraints. Problems are: Problem set: 0 solved, 666 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/310 variables, 3/52 constraints. Problems are: Problem set: 0 solved, 666 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 310/968 variables, and 52 constraints, problems are : Problem set: 0 solved, 666 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/312 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/666 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60751ms problems are : Problem set: 0 solved, 666 unsolved
Search for dead transitions found 0 dead transitions in 60756ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66039 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (23 resets) in 1604 ms. (24 steps per ms) remains 4/4 properties
[2026-05-29 00:19:32] [INFO ] Flatten gal took : 511 ms
BEST_FIRST walk for 40004 steps (12 resets) in 577 ms. (69 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 532 ms. (75 steps per ms) remains 4/4 properties
[2026-05-29 00:19:32] [INFO ] Flatten gal took : 377 ms
BEST_FIRST walk for 40002 steps (10 resets) in 495 ms. (80 steps per ms) remains 4/4 properties
[2026-05-29 00:19:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1257495759450111770.gal : 108 ms
[2026-05-29 00:19:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10015751062998370133.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/ReachabilityCardinality1257495759450111770.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10015751062998370133.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (14 resets) in 412 ms. (96 steps per ms) remains 4/4 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 ...329
Loading property file /tmp/ReachabilityCardinality10015751062998370133.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 150409 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 4
Probabilistic random walk after 150409 steps, saw 77550 distinct states, run finished after 3007 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-29 00:19:35] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:19:35] [INFO ] Invariant cache hit.
[2026-05-29 00:19:35] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4660 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2670 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7346ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 574 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 23 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (26 resets) in 447 ms. (89 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 331 ms. (120 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 205 ms. (194 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 232535 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 232535 steps, saw 114440 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 00:19:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:19:47] [INFO ] Invariant cache hit.
[2026-05-29 00:19:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :62621 after 101226
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 664 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4913 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5590ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 701 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 22 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:19:53] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:19:53] [INFO ] Invariant cache hit.
[2026-05-29 00:19:54] [INFO ] Implicit Places using invariants in 1056 ms returned []
[2026-05-29 00:19:54] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:19:54] [INFO ] Invariant cache hit.
[2026-05-29 00:19:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:19:58] [INFO ] Implicit Places using invariants and state equation in 4237 ms returned []
Implicit Place search using SMT with State Equation took 5296 ms to find 0 implicit places.
[2026-05-29 00:19:58] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5331 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 76 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4602089669992485660.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1273776371400513089.kers'
[2026-05-29 00:19:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4602089669992485660.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1273776371400513089.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:19:59] [INFO ] Computed 38 invariants in 7 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1273776371400513089.kers
Total runtime 9 ms.
[2026-05-29 00:19:59] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:19:59] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 39 ms returned sat
[2026-05-29 00:19:59] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:19:59] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:19:59] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:20:05] [INFO ] After 6655ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:20:07] [INFO ] After 7891ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:20:07] [INFO ] After 8819ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:20:08] [INFO ] Flatten gal took : 92 ms
[2026-05-29 00:20:08] [INFO ] Flatten gal took : 62 ms
[2026-05-29 00:20:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11639300014551943797.gal : 18 ms
[2026-05-29 00:20:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1155813842189567899.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/ReachabilityCardinality11639300014551943797.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1155813842189567899.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/ReachabilityCardinality1155813842189567899.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:20:23] [INFO ] Flatten gal took : 118 ms
[2026-05-29 00:20:23] [INFO ] Applying decomposition
Detected timeout of ITS tools.
[2026-05-29 00:20:23] [INFO ] Flatten gal took : 60 ms
[2026-05-29 00:20:23] [INFO ] Flatten gal took : 49 ms
[2026-05-29 00:20:23] [INFO ] Applying decomposition
[2026-05-29 00:20:23] [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/graph7557269547592258293.txt' '-o' '/tmp/graph7557269547592258293.bin' '-w' '/tmp/graph7557269547592258293.weights'
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/graph452875246822364094.txt' '-o' '/tmp/graph452875246822364094.bin' '-w' '/tmp/graph452875246822364094.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7557269547592258293.bin' '-l' '-1' '-v' '-w' '/tmp/graph7557269547592258293.weights' '-q' '0' '-e' '0.001'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph452875246822364094.bin' '-l' '-1' '-v' '-w' '/tmp/graph452875246822364094.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:20:23] [INFO ] Decomposing Gal with order
[2026-05-29 00:20:23] [INFO ] Decomposing Gal with order
[2026-05-29 00:20:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:20:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:20:24] [INFO ] Removed a total of 636 redundant transitions.
[2026-05-29 00:20:24] [INFO ] Removed a total of 567 redundant transitions.
[2026-05-29 00:20:24] [INFO ] Flatten gal took : 385 ms
[2026-05-29 00:20:24] [INFO ] Flatten gal took : 515 ms
[2026-05-29 00:20:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 323 labels/synchronizations in 71 ms.
[2026-05-29 00:20:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 421 labels/synchronizations in 120 ms.
[2026-05-29 00:20:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5003417343407320693.gal : 31 ms
[2026-05-29 00:20:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9319647231074554177.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/ReachabilityCardinality5003417343407320693.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9319647231074554177.prop' '--nowitness' '--gen-order' 'FOLLOW'
[2026-05-29 00:20:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9624009452625531388.gal : 10 ms
[2026-05-29 00:20:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality180796813452954595.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/ReachabilityCardinality9624009452625531388.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality180796813452954595.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
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/ReachabilityCardinality9319647231074554177.prop.
Loading property file /tmp/ReachabilityCardinality180796813452954595.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :227 after 927
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :927 after 1126
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 33
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :33 after 45
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :45 after 49
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :49 after 110
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1126 after 1445
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :110 after 400
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :400 after 620
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1445 after 2017
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :620 after 991
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2017 after 4108
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :991 after 2824
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4108 after 11438
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2824 after 7438
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :11438 after 18351
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 17872
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 113667
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :17872 after 31748
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 41330 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, 2] Max Struct:[179, 329]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11807669824282193012.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3970857289986462820.kers'
[2026-05-29 00:20:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11807669824282193012.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3970857289986462820.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:20:40] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3970857289986462820.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[179, 329]
RANDOM walk for 1000000 steps (552 resets) in 3726 ms. (268 steps per ms)
BEST_FIRST walk for 2000002 steps (484 resets) in 3598 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[179, 329]
[2026-05-29 00:20:47] [INFO ] Flow matrix only has 656 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-15201553540126334805.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11770724007137227229.kers'
[2026-05-29 00:20:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15201553540126334805.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11770724007137227229.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:20:47] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11770724007137227229.kers
Total runtime 7 ms.
[2026-05-29 00:20:47] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:20:47] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 28 ms returned sat
[2026-05-29 00:20:48] [INFO ] [Real]Absence check using state equation in 465 ms returned sat
[2026-05-29 00:20:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:20:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:20:48] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
[2026-05-29 00:20:49] [INFO ] [Nat]Absence check using state equation in 619 ms returned sat
[2026-05-29 00:20:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:20:49] [INFO ] [Nat]Added 72 Read/Feed constraints in 330 ms returned sat
[2026-05-29 00:20:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 732 ms
[2026-05-29 00:20:50] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 76 ms.
[2026-05-29 00:20:52] [INFO ] Added : 75 causal constraints over 15 iterations in 2835 ms. Result :sat
Minimization took 2178 ms.
[2026-05-29 00:20:55] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:20:55] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:20:55] [INFO ] [Real]Absence check using state equation in 368 ms returned sat
[2026-05-29 00:20:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:20:55] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:20:55] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:20:56] [INFO ] [Nat]Absence check using state equation in 504 ms returned sat
[2026-05-29 00:20:56] [INFO ] [Nat]Added 72 Read/Feed constraints in 136 ms returned sat
[2026-05-29 00:20:56] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 47 ms.
[2026-05-29 00:20:58] [INFO ] Added : 93 causal constraints over 19 iterations in 2077 ms. Result :sat
Minimization took 1759 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[179, 329]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[179, 329]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:21:01] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:21:01] [INFO ] Invariant cache hit.
[2026-05-29 00:21:03] [INFO ] Implicit Places using invariants in 1609 ms returned []
[2026-05-29 00:21:03] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:21:03] [INFO ] Invariant cache hit.
[2026-05-29 00:21:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:21:07] [INFO ] Implicit Places using invariants and state equation in 4077 ms returned []
Implicit Place search using SMT with State Equation took 5703 ms to find 0 implicit places.
[2026-05-29 00:21:07] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5728 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:21:07] [INFO ] Flatten gal took : 76 ms
[2026-05-29 00:21:07] [INFO ] Flatten gal took : 64 ms
[2026-05-29 00:21:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17249935349676047872.gal : 18 ms
[2026-05-29 00:21:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9630042149719743069.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/ReachabilityCardinality17249935349676047872.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9630042149719743069.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 542 ms. (73 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 245 ms. (162 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 218 ms. (182 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9630042149719743069.prop.
BEST_FIRST walk for 40003 steps (13 resets) in 621 ms. (64 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (16 resets) in 463 ms. (86 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 91745 steps, run timeout after 3001 ms. (steps per millisecond=30 ) properties seen :0 out of 4
Probabilistic random walk after 91745 steps, saw 49835 distinct states, run finished after 3001 ms. (steps per millisecond=30 ) properties seen :0
[2026-05-29 00:21:11] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:21:11] [INFO ] Invariant cache hit.
[2026-05-29 00:21:11] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD size :4521 after 8006
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3458 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3674 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7160ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 213 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 35 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (22 resets) in 286 ms. (139 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 149 ms. (266 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
Interrupted probabilistic random walk after 231501 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 231501 steps, saw 113987 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 00:21:22] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:21:22] [INFO ] Invariant cache hit.
[2026-05-29 00:21:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 706 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4405 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5135ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 601 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 27 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:21:27] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:21:27] [INFO ] Invariant cache hit.
[2026-05-29 00:21:28] [INFO ] Implicit Places using invariants in 1023 ms returned []
[2026-05-29 00:21:28] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:21:28] [INFO ] Invariant cache hit.
[2026-05-29 00:21:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:21:32] [INFO ] Implicit Places using invariants and state equation in 3827 ms returned []
Implicit Place search using SMT with State Equation took 4852 ms to find 0 implicit places.
[2026-05-29 00:21:32] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4879 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 75 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2886449681869138034.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7045126211916930130.kers'
[2026-05-29 00:21:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2886449681869138034.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7045126211916930130.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
SDD proceeding with computation,4 properties remain. new max is 32768
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:21:32] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-7045126211916930130.kers
Total runtime 8 ms.
SDD size :212344 after 313418
[2026-05-29 00:21:32] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:21:32] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:21:32] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:21:33] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:21:33] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:21:39] [INFO ] After 6653ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:21:40] [INFO ] After 7511ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:21:41] [INFO ] After 8173ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:21:41] [INFO ] Flatten gal took : 35 ms
[2026-05-29 00:21:41] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:21:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6334564316223023758.gal : 7 ms
[2026-05-29 00:21:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3972733834862386423.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/ReachabilityCardinality6334564316223023758.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3972733834862386423.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/ReachabilityCardinality3972733834862386423.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:21:56] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:21:56] [INFO ] Applying decomposition
[2026-05-29 00:21:56] [INFO ] Flatten gal took : 35 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/graph17054235538237072570.txt' '-o' '/tmp/graph17054235538237072570.bin' '-w' '/tmp/graph17054235538237072570.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17054235538237072570.bin' '-l' '-1' '-v' '-w' '/tmp/graph17054235538237072570.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:21:56] [INFO ] Decomposing Gal with order
[2026-05-29 00:21:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:21:56] [INFO ] Removed a total of 559 redundant transitions.
[2026-05-29 00:21:56] [INFO ] Flatten gal took : 117 ms
[2026-05-29 00:21:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 208 labels/synchronizations in 36 ms.
[2026-05-29 00:21:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8680379850310101746.gal : 10 ms
[2026-05-29 00:21:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13980635221416216629.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/ReachabilityCardinality8680379850310101746.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13980635221416216629.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/ReachabilityCardinality13980635221416216629.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 771
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :771 after 1722
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1722 after 2350
Detected timeout of ITS tools.
[2026-05-29 00:21:57] [INFO ] Flatten gal took : 27 ms
[2026-05-29 00:21:57] [INFO ] Applying decomposition
[2026-05-29 00:21:57] [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/graph2881531720429606327.txt' '-o' '/tmp/graph2881531720429606327.bin' '-w' '/tmp/graph2881531720429606327.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2881531720429606327.bin' '-l' '-1' '-v' '-w' '/tmp/graph2881531720429606327.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:21:57] [INFO ] Decomposing Gal with order
[2026-05-29 00:21:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:21:58] [INFO ] Removed a total of 467 redundant transitions.
[2026-05-29 00:21:58] [INFO ] Flatten gal took : 143 ms
[2026-05-29 00:21:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 338 labels/synchronizations in 42 ms.
[2026-05-29 00:21:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality406825054940146676.gal : 8 ms
[2026-05-29 00:21:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4797954647653162355.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/ReachabilityCardinality406825054940146676.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4797954647653162355.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
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2350 after 5652
Loading property file /tmp/ReachabilityCardinality4797954647653162355.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 110
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :110 after 338
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :338 after 543
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :543 after 678
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5652 after 8883
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :678 after 1189
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1189 after 2346
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2346 after 7428
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :40673 after 49193
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :49193 after 150897
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7428 after 18966
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39153 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, 2] Max Struct:[178, 328]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-463899855404170229.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14019576193983307298.kers'
[2026-05-29 00:22:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-463899855404170229.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14019576193983307298.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:22:11] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-14019576193983307298.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[178, 328]
RANDOM walk for 1000000 steps (513 resets) in 3412 ms. (292 steps per ms)
BEST_FIRST walk for 2000001 steps (451 resets) in 3522 ms. (567 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[178, 328]
[2026-05-29 00:22:18] [INFO ] Flow matrix only has 656 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-7796312763240251074.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4631733552354100368.kers'
[2026-05-29 00:22:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7796312763240251074.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4631733552354100368.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:22:18] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4631733552354100368.kers
Total runtime 11 ms.
[2026-05-29 00:22:18] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:22:18] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 31 ms returned sat
[2026-05-29 00:22:19] [INFO ] [Real]Absence check using state equation in 372 ms returned sat
[2026-05-29 00:22:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:22:19] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:22:19] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 44 ms returned sat
[2026-05-29 00:22:20] [INFO ] [Nat]Absence check using state equation in 636 ms returned sat
[2026-05-29 00:22:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:22:20] [INFO ] [Nat]Added 72 Read/Feed constraints in 420 ms returned sat
[2026-05-29 00:22:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 730 ms
[2026-05-29 00:22:21] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 55 ms.
[2026-05-29 00:22:24] [INFO ] Added : 75 causal constraints over 15 iterations in 3016 ms. Result :sat
Minimization took 2021 ms.
[2026-05-29 00:22:26] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:22:26] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
[2026-05-29 00:22:26] [INFO ] [Real]Absence check using state equation in 412 ms returned sat
[2026-05-29 00:22:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:22:27] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:22:27] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 24 ms returned sat
[2026-05-29 00:22:27] [INFO ] [Nat]Absence check using state equation in 383 ms returned sat
[2026-05-29 00:22:27] [INFO ] [Nat]Added 72 Read/Feed constraints in 100 ms returned sat
[2026-05-29 00:22:27] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 66 ms.
[2026-05-29 00:22:29] [INFO ] Added : 93 causal constraints over 19 iterations in 1798 ms. Result :sat
Minimization took 1652 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[178, 328]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[178, 328]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 11 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:22:32] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:22:32] [INFO ] Invariant cache hit.
[2026-05-29 00:22:34] [INFO ] Implicit Places using invariants in 1377 ms returned []
[2026-05-29 00:22:34] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:22:34] [INFO ] Invariant cache hit.
[2026-05-29 00:22:34] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:22:38] [INFO ] Implicit Places using invariants and state equation in 4271 ms returned []
Implicit Place search using SMT with State Equation took 5655 ms to find 0 implicit places.
[2026-05-29 00:22:38] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5679 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:22:38] [INFO ] Flatten gal took : 63 ms
[2026-05-29 00:22:38] [INFO ] Flatten gal took : 50 ms
RANDOM walk for 40000 steps (20 resets) in 372 ms. (107 steps per ms) remains 4/4 properties
[2026-05-29 00:22:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9504400167934727395.gal : 10 ms
[2026-05-29 00:22:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3409377118244729680.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/ReachabilityCardinality9504400167934727395.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3409377118244729680.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 40003 steps (9 resets) in 292 ms. (136 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 330 ms. (120 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality3409377118244729680.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 297 ms. (134 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 397 ms. (100 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 177773 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 4
Probabilistic random walk after 177773 steps, saw 89875 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 00:22:42] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:22:42] [INFO ] Invariant cache hit.
[2026-05-29 00:22:42] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3067 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2027 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5108ms problems are : Problem set: 2 solved, 2 unsolved
SDD size :8006 after 62621
Parikh walk visited 0 properties in 654 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (28 resets) in 295 ms. (135 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 40002 steps (13 resets) in 156 ms. (254 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 157470 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 157470 steps, saw 80713 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 00:22:51] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:22:51] [INFO ] Invariant cache hit.
[2026-05-29 00:22:51] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 740 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4696 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5467ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 536 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 11 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 11 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:22:57] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:22:57] [INFO ] Invariant cache hit.
[2026-05-29 00:22:58] [INFO ] Implicit Places using invariants in 935 ms returned []
[2026-05-29 00:22:58] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:22:58] [INFO ] Invariant cache hit.
[2026-05-29 00:22:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:23:02] [INFO ] Implicit Places using invariants and state equation in 4012 ms returned []
Implicit Place search using SMT with State Equation took 4970 ms to find 0 implicit places.
[2026-05-29 00:23:02] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4998 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 78 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10633739817917177750.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16898565935351127749.kers'
[2026-05-29 00:23:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10633739817917177750.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16898565935351127749.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:23:02] [INFO ] Computed 38 invariants in 10 ms
Computed 38 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-16898565935351127749.kers
Total runtime 23 ms.
[2026-05-29 00:23:02] [INFO ] [Real]Absence check using 11 positive place invariants in 67 ms returned sat
[2026-05-29 00:23:02] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 108 ms returned sat
[2026-05-29 00:23:02] [INFO ] After 485ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:23:02] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:23:03] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 48 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:23:09] [INFO ] After 6731ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:23:10] [INFO ] After 7586ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:23:11] [INFO ] After 8301ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:23:11] [INFO ] Flatten gal took : 23 ms
[2026-05-29 00:23:11] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:23:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7038225942945603177.gal : 5 ms
[2026-05-29 00:23:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6452661531580638252.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/ReachabilityCardinality7038225942945603177.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6452661531580638252.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/ReachabilityCardinality6452661531580638252.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:23:26] [INFO ] Flatten gal took : 23 ms
[2026-05-29 00:23:26] [INFO ] Applying decomposition
[2026-05-29 00:23:26] [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/graph11417677501390110975.txt' '-o' '/tmp/graph11417677501390110975.bin' '-w' '/tmp/graph11417677501390110975.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11417677501390110975.bin' '-l' '-1' '-v' '-w' '/tmp/graph11417677501390110975.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:23:26] [INFO ] Decomposing Gal with order
[2026-05-29 00:23:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:23:26] [INFO ] Removed a total of 586 redundant transitions.
[2026-05-29 00:23:26] [INFO ] Flatten gal took : 70 ms
[2026-05-29 00:23:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 362 labels/synchronizations in 24 ms.
[2026-05-29 00:23:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7187161423718840818.gal : 6 ms
[2026-05-29 00:23:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality298383834633487392.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/ReachabilityCardinality7187161423718840818.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality298383834633487392.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/ReachabilityCardinality298383834633487392.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 27
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :27 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 305
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :305 after 511
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :511 after 801
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :801 after 1557
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1557 after 2595
Detected timeout of ITS tools.
[2026-05-29 00:23:28] [INFO ] Flatten gal took : 28 ms
[2026-05-29 00:23:28] [INFO ] Applying decomposition
[2026-05-29 00:23:28] [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/graph7451697728333133145.txt' '-o' '/tmp/graph7451697728333133145.bin' '-w' '/tmp/graph7451697728333133145.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7451697728333133145.bin' '-l' '-1' '-v' '-w' '/tmp/graph7451697728333133145.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:23:28] [INFO ] Decomposing Gal with order
[2026-05-29 00:23:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:23:28] [INFO ] Removed a total of 491 redundant transitions.
[2026-05-29 00:23:29] [INFO ] Flatten gal took : 71 ms
[2026-05-29 00:23:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 441 labels/synchronizations in 15 ms.
[2026-05-29 00:23:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12692012229715318291.gal : 7 ms
[2026-05-29 00:23:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7223349337607795073.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/ReachabilityCardinality12692012229715318291.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7223349337607795073.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,2 properties remain. new max is 4096
SDD size :2595 after 5599
Loading property file /tmp/ReachabilityCardinality7223349337607795073.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 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :6 after 11
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :11 after 18
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :18 after 38
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :38 after 410
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :410 after 618
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :618 after 1164
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5599 after 11063
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1164 after 3238
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3238 after 7870
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :11063 after 19957
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 19057
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :19957 after 83455
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :19057 after 37568
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39431 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, 2] Max Struct:[177, 327]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17027446524516484349.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3937394448584729274.kers'
[2026-05-29 00:23:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17027446524516484349.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3937394448584729274.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:23:41] [INFO ] Computed 38 invariants in 4 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3937394448584729274.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[177, 327]
RANDOM walk for 1000000 steps (495 resets) in 3525 ms. (283 steps per ms)
BEST_FIRST walk for 2000002 steps (465 resets) in 3548 ms. (563 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[177, 327]
[2026-05-29 00:23:48] [INFO ] Flow matrix only has 656 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-12913404600293232311.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8310980706271502368.kers'
[2026-05-29 00:23:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12913404600293232311.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8310980706271502368.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:23:48] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-8310980706271502368.kers
Total runtime 7 ms.
[2026-05-29 00:23:48] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:23:48] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
[2026-05-29 00:23:49] [INFO ] [Real]Absence check using state equation in 390 ms returned sat
[2026-05-29 00:23:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:23:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:23:49] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 00:23:50] [INFO ] [Nat]Absence check using state equation in 523 ms returned sat
[2026-05-29 00:23:50] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:23:50] [INFO ] [Nat]Added 72 Read/Feed constraints in 483 ms returned sat
[2026-05-29 00:23:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 736 ms
[2026-05-29 00:23:51] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 49 ms.
[2026-05-29 00:23:54] [INFO ] Added : 75 causal constraints over 15 iterations in 2960 ms. Result :sat
Minimization took 1980 ms.
[2026-05-29 00:23:56] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:23:56] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:23:56] [INFO ] [Real]Absence check using state equation in 445 ms returned sat
[2026-05-29 00:23:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:23:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:23:56] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:23:57] [INFO ] [Nat]Absence check using state equation in 540 ms returned sat
[2026-05-29 00:23:57] [INFO ] [Nat]Added 72 Read/Feed constraints in 153 ms returned sat
[2026-05-29 00:23:57] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 72 ms.
[2026-05-29 00:24:00] [INFO ] Added : 93 causal constraints over 19 iterations in 2446 ms. Result :sat
Minimization took 1682 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[177, 327]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[177, 327]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 18 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 17 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:24:03] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:24:03] [INFO ] Invariant cache hit.
[2026-05-29 00:24:05] [INFO ] Implicit Places using invariants in 1335 ms returned []
[2026-05-29 00:24:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:24:05] [INFO ] Invariant cache hit.
[2026-05-29 00:24:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:24:09] [INFO ] Implicit Places using invariants and state equation in 4572 ms returned []
Implicit Place search using SMT with State Equation took 5918 ms to find 0 implicit places.
[2026-05-29 00:24:09] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5957 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:24:09] [INFO ] Flatten gal took : 60 ms
[2026-05-29 00:24:09] [INFO ] Flatten gal took : 28 ms
[2026-05-29 00:24:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10248742945702944485.gal : 4 ms
[2026-05-29 00:24:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8638532727315517235.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/ReachabilityCardinality10248742945702944485.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8638532727315517235.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 (23 resets) in 415 ms. (96 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 202 ms. (197 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8638532727315517235.prop.
BEST_FIRST walk for 40004 steps (12 resets) in 208 ms. (191 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
BEST_FIRST walk for 40003 steps (17 resets) in 263 ms. (151 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 184533 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 4
Probabilistic random walk after 184533 steps, saw 92897 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2026-05-29 00:24:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:24:13] [INFO ] Invariant cache hit.
[2026-05-29 00:24:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2752 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2439 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5221ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 263 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (26 resets) in 364 ms. (109 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 179 ms. (222 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 224260 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 2
Probabilistic random walk after 224260 steps, saw 110802 distinct states, run finished after 3001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-29 00:24:22] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:24:22] [INFO ] Invariant cache hit.
[2026-05-29 00:24:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 837 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4659 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5514ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 545 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 15 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:24:28] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:24:28] [INFO ] Invariant cache hit.
[2026-05-29 00:24:29] [INFO ] Implicit Places using invariants in 1435 ms returned []
[2026-05-29 00:24:29] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:24:29] [INFO ] Invariant cache hit.
[2026-05-29 00:24:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:24:34] [INFO ] Implicit Places using invariants and state equation in 4618 ms returned []
Implicit Place search using SMT with State Equation took 6074 ms to find 0 implicit places.
[2026-05-29 00:24:34] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6100 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 47 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12467604507816303944.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14886185674243293628.kers'
[2026-05-29 00:24:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12467604507816303944.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14886185674243293628.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:24:34] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-14886185674243293628.kers
Total runtime 6 ms.
[2026-05-29 00:24:34] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:24:34] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 55 ms returned sat
[2026-05-29 00:24:34] [INFO ] After 313ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:24:34] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:24:34] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 50 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:24:41] [INFO ] After 6715ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:24:42] [INFO ] After 7556ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:24:42] [INFO ] After 8246ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:24:43] [INFO ] Flatten gal took : 28 ms
[2026-05-29 00:24:43] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:24:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10946544713946611426.gal : 4 ms
[2026-05-29 00:24:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9930772623896514278.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/ReachabilityCardinality10946544713946611426.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9930772623896514278.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/ReachabilityCardinality9930772623896514278.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:24:58] [INFO ] Flatten gal took : 24 ms
[2026-05-29 00:24:58] [INFO ] Applying decomposition
[2026-05-29 00:24:58] [INFO ] Flatten gal took : 19 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/graph967576904058965880.txt' '-o' '/tmp/graph967576904058965880.bin' '-w' '/tmp/graph967576904058965880.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph967576904058965880.bin' '-l' '-1' '-v' '-w' '/tmp/graph967576904058965880.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:24:58] [INFO ] Decomposing Gal with order
[2026-05-29 00:24:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:24:58] [INFO ] Removed a total of 512 redundant transitions.
[2026-05-29 00:24:58] [INFO ] Flatten gal took : 62 ms
[2026-05-29 00:24:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 268 labels/synchronizations in 12 ms.
[2026-05-29 00:24:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16339097900969569667.gal : 7 ms
[2026-05-29 00:24:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1874058141563298100.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/ReachabilityCardinality16339097900969569667.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1874058141563298100.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/ReachabilityCardinality1874058141563298100.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 73
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :73 after 415
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :415 after 633
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :633 after 1089
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1089 after 1353
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1353 after 2461
Detected timeout of ITS tools.
[2026-05-29 00:25:00] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:25:00] [INFO ] Applying decomposition
[2026-05-29 00:25:00] [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/graph18338843142707162388.txt' '-o' '/tmp/graph18338843142707162388.bin' '-w' '/tmp/graph18338843142707162388.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18338843142707162388.bin' '-l' '-1' '-v' '-w' '/tmp/graph18338843142707162388.weights' '-q' '0' '-e' '0.001'
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2461 after 7461
[2026-05-29 00:25:00] [INFO ] Decomposing Gal with order
[2026-05-29 00:25:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:25:00] [INFO ] Removed a total of 398 redundant transitions.
[2026-05-29 00:25:00] [INFO ] Flatten gal took : 63 ms
[2026-05-29 00:25:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 369 labels/synchronizations in 12 ms.
[2026-05-29 00:25:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17682996635840876210.gal : 6 ms
[2026-05-29 00:25:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5930429238338538683.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/ReachabilityCardinality17682996635840876210.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5930429238338538683.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/ReachabilityCardinality5930429238338538683.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 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 24
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :24 after 32
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :32 after 38
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :38 after 320
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :320 after 550
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :550 after 990
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :990 after 2832
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7461 after 37241
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2832 after 5832
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :37241 after 155143
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 16975
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :155143 after 622649
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39096 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, 2] Max Struct:[176, 326]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6123915970902860483.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7645479833178354322.kers'
[2026-05-29 00:25:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6123915970902860483.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7645479833178354322.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:25:13] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7645479833178354322.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[176, 326]
RANDOM walk for 1000000 steps (500 resets) in 3769 ms. (265 steps per ms)
BEST_FIRST walk for 2000001 steps (472 resets) in 3519 ms. (568 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[176, 326]
[2026-05-29 00:25:20] [INFO ] Flow matrix only has 656 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-4309964259624719339.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3226722139096388129.kers'
[2026-05-29 00:25:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4309964259624719339.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3226722139096388129.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:25:20] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3226722139096388129.kers
Total runtime 8 ms.
[2026-05-29 00:25:20] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:25:20] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 28 ms returned sat
[2026-05-29 00:25:21] [INFO ] [Real]Absence check using state equation in 347 ms returned sat
[2026-05-29 00:25:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:25:21] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:25:21] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:25:22] [INFO ] [Nat]Absence check using state equation in 601 ms returned sat
[2026-05-29 00:25:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:25:22] [INFO ] [Nat]Added 72 Read/Feed constraints in 345 ms returned sat
[2026-05-29 00:25:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 699 ms
[2026-05-29 00:25:23] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 56 ms.
[2026-05-29 00:25:26] [INFO ] Added : 75 causal constraints over 15 iterations in 3417 ms. Result :sat
Minimization took 2119 ms.
[2026-05-29 00:25:28] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:25:28] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:25:29] [INFO ] [Real]Absence check using state equation in 355 ms returned sat
[2026-05-29 00:25:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:25:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:25:29] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:25:29] [INFO ] [Nat]Absence check using state equation in 518 ms returned sat
[2026-05-29 00:25:29] [INFO ] [Nat]Added 72 Read/Feed constraints in 139 ms returned sat
[2026-05-29 00:25:30] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 64 ms.
[2026-05-29 00:25:31] [INFO ] Added : 93 causal constraints over 19 iterations in 1777 ms. Result :sat
Minimization took 1580 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[176, 326]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[176, 326]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:25:35] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:25:35] [INFO ] Invariant cache hit.
[2026-05-29 00:25:36] [INFO ] Implicit Places using invariants in 967 ms returned []
[2026-05-29 00:25:36] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:25:36] [INFO ] Invariant cache hit.
[2026-05-29 00:25:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:25:40] [INFO ] Implicit Places using invariants and state equation in 4018 ms returned []
Implicit Place search using SMT with State Equation took 5007 ms to find 0 implicit places.
[2026-05-29 00:25:40] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5039 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:25:40] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:25:40] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:25:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3148222579527903082.gal : 4 ms
[2026-05-29 00:25:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13252558832984912817.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/ReachabilityCardinality3148222579527903082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13252558832984912817.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 (20 resets) in 245 ms. (162 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 191 ms. (208 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality13252558832984912817.prop.
BEST_FIRST walk for 40001 steps (14 resets) in 192 ms. (207 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (15 resets) in 175 ms. (227 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 146 ms. (272 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 180142 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 4
Probabilistic random walk after 180142 steps, saw 90911 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 00:25:43] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:25:43] [INFO ] Invariant cache hit.
[2026-05-29 00:25:43] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2743 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2783 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5542ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 307 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (29 resets) in 234 ms. (170 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 159 ms. (250 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
Interrupted probabilistic random walk after 192551 steps, run timeout after 3001 ms. (steps per millisecond=64 ) properties seen :0 out of 2
Probabilistic random walk after 192551 steps, saw 96619 distinct states, run finished after 3001 ms. (steps per millisecond=64 ) properties seen :0
[2026-05-29 00:25:52] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:25:52] [INFO ] Invariant cache hit.
[2026-05-29 00:25:52] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 707 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5180 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5906ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 499 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:25:58] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:25:58] [INFO ] Invariant cache hit.
[2026-05-29 00:26:00] [INFO ] Implicit Places using invariants in 1138 ms returned []
[2026-05-29 00:26:00] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:26:00] [INFO ] Invariant cache hit.
[2026-05-29 00:26:00] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:26:04] [INFO ] Implicit Places using invariants and state equation in 4503 ms returned []
Implicit Place search using SMT with State Equation took 5643 ms to find 0 implicit places.
[2026-05-29 00:26:04] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5667 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 60 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11717892400248428570.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16899959479838583272.kers'
[2026-05-29 00:26:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11717892400248428570.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16899959479838583272.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:26:04] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-16899959479838583272.kers
Total runtime 7 ms.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:26:04] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:26:04] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:26:04] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:26:04] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:26:04] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
[2026-05-29 00:26:11] [INFO ] After 6706ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:26:12] [INFO ] After 7749ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:26:13] [INFO ] After 8527ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:26:13] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:26:13] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:26:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17923500923345698218.gal : 4 ms
[2026-05-29 00:26:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality602751229971917053.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/ReachabilityCardinality17923500923345698218.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality602751229971917053.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/ReachabilityCardinality602751229971917053.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:26:28] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:26:28] [INFO ] Applying decomposition
[2026-05-29 00:26:28] [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/graph486310885639997037.txt' '-o' '/tmp/graph486310885639997037.bin' '-w' '/tmp/graph486310885639997037.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph486310885639997037.bin' '-l' '-1' '-v' '-w' '/tmp/graph486310885639997037.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:26:28] [INFO ] Decomposing Gal with order
[2026-05-29 00:26:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:26:28] [INFO ] Removed a total of 566 redundant transitions.
[2026-05-29 00:26:28] [INFO ] Flatten gal took : 66 ms
[2026-05-29 00:26:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 247 labels/synchronizations in 8 ms.
[2026-05-29 00:26:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14577284187308810390.gal : 6 ms
[2026-05-29 00:26:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6974770213522756577.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/ReachabilityCardinality14577284187308810390.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6974770213522756577.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/ReachabilityCardinality6974770213522756577.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 927
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :927 after 1127
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1127 after 1397
Detected timeout of ITS tools.
[2026-05-29 00:26:30] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:26:30] [INFO ] Applying decomposition
[2026-05-29 00:26:30] [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/graph8006821132813152111.txt' '-o' '/tmp/graph8006821132813152111.bin' '-w' '/tmp/graph8006821132813152111.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8006821132813152111.bin' '-l' '-1' '-v' '-w' '/tmp/graph8006821132813152111.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:26:30] [INFO ] Decomposing Gal with order
[2026-05-29 00:26:30] [INFO ] Rewriting arrays to variables to allow decomposition.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1397 after 3019
[2026-05-29 00:26:30] [INFO ] Removed a total of 504 redundant transitions.
[2026-05-29 00:26:30] [INFO ] Flatten gal took : 70 ms
[2026-05-29 00:26:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 282 labels/synchronizations in 9 ms.
[2026-05-29 00:26:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4906443874030711553.gal : 6 ms
[2026-05-29 00:26:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4102528546333681179.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/ReachabilityCardinality4906443874030711553.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4102528546333681179.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/ReachabilityCardinality4102528546333681179.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 62
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :62 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :130 after 345
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :345 after 610
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :610 after 700
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3019 after 5166
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :700 after 1232
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1232 after 2986
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2986 after 7776
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5166 after 10630
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7776 after 15626
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 51301
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :15626 after 39008
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39165 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, 2] Max Struct:[175, 325]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-524112884635119450.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5205024229053254617.kers'
[2026-05-29 00:26:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-524112884635119450.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5205024229053254617.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:26:43] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-5205024229053254617.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[175, 325]
RANDOM walk for 1000000 steps (508 resets) in 3148 ms. (317 steps per ms)
BEST_FIRST walk for 2000001 steps (467 resets) in 3253 ms. (614 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[175, 325]
[2026-05-29 00:26:50] [INFO ] Flow matrix only has 656 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-18005735590460867486.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2743710480985899422.kers'
[2026-05-29 00:26:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18005735590460867486.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2743710480985899422.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:26:50] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2743710480985899422.kers
Total runtime 6 ms.
[2026-05-29 00:26:50] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:26:50] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
[2026-05-29 00:26:50] [INFO ] [Real]Absence check using state equation in 383 ms returned sat
[2026-05-29 00:26:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:26:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:26:50] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 44 ms returned sat
[2026-05-29 00:26:51] [INFO ] [Nat]Absence check using state equation in 619 ms returned sat
[2026-05-29 00:26:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:26:51] [INFO ] [Nat]Added 72 Read/Feed constraints in 327 ms returned sat
[2026-05-29 00:26:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 676 ms
[2026-05-29 00:26:52] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 75 ms.
[2026-05-29 00:26:56] [INFO ] Added : 75 causal constraints over 15 iterations in 3614 ms. Result :sat
Minimization took 1767 ms.
[2026-05-29 00:26:57] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:26:58] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 00:26:58] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-29 00:26:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:26:58] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:26:58] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 29 ms returned sat
[2026-05-29 00:26:59] [INFO ] [Nat]Absence check using state equation in 535 ms returned sat
[2026-05-29 00:26:59] [INFO ] [Nat]Added 72 Read/Feed constraints in 147 ms returned sat
[2026-05-29 00:26:59] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 78 ms.
[2026-05-29 00:27:01] [INFO ] Added : 93 causal constraints over 19 iterations in 2057 ms. Result :sat
Minimization took 1508 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[175, 325]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[175, 325]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 16 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:27:04] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:27:04] [INFO ] Invariant cache hit.
[2026-05-29 00:27:05] [INFO ] Implicit Places using invariants in 1142 ms returned []
[2026-05-29 00:27:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:27:05] [INFO ] Invariant cache hit.
[2026-05-29 00:27:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:27:09] [INFO ] Implicit Places using invariants and state equation in 3555 ms returned []
Implicit Place search using SMT with State Equation took 4700 ms to find 0 implicit places.
[2026-05-29 00:27:09] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4723 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:27:09] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:27:09] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:27:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7225629367769829068.gal : 6 ms
[2026-05-29 00:27:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9295168787437400420.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/ReachabilityCardinality7225629367769829068.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9295168787437400420.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 (20 resets) in 414 ms. (96 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9295168787437400420.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (15 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 171847 steps, run timeout after 3001 ms. (steps per millisecond=57 ) properties seen :0 out of 4
Probabilistic random walk after 171847 steps, saw 87229 distinct states, run finished after 3001 ms. (steps per millisecond=57 ) properties seen :0
[2026-05-29 00:27:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:27:12] [INFO ] Invariant cache hit.
[2026-05-29 00:27:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3097 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1898 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5007ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 403 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (29 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 131 ms. (303 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 222899 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 2
Probabilistic random walk after 222899 steps, saw 110247 distinct states, run finished after 3001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-29 00:27:21] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:27:21] [INFO ] Invariant cache hit.
[2026-05-29 00:27:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 703 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4448 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5164ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 533 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:27:27] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:27:27] [INFO ] Invariant cache hit.
[2026-05-29 00:27:28] [INFO ] Implicit Places using invariants in 1160 ms returned []
[2026-05-29 00:27:28] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:27:28] [INFO ] Invariant cache hit.
[2026-05-29 00:27:28] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:27:31] [INFO ] Implicit Places using invariants and state equation in 3696 ms returned []
Implicit Place search using SMT with State Equation took 4865 ms to find 0 implicit places.
[2026-05-29 00:27:31] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4889 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 43 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3172539415310664012.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4035574605154104585.kers'
[2026-05-29 00:27:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3172539415310664012.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4035574605154104585.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:27:32] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-4035574605154104585.kers
Total runtime 8 ms.
[2026-05-29 00:27:32] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:27:32] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:27:32] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:27:32] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:27:32] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 39 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:27:38] [INFO ] After 6407ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:27:39] [INFO ] After 7295ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:27:40] [INFO ] After 7935ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:27:40] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:27:40] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:27:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16537112639489175225.gal : 5 ms
[2026-05-29 00:27:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3358713287029707764.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/ReachabilityCardinality16537112639489175225.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3358713287029707764.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/ReachabilityCardinality3358713287029707764.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:27:55] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:27:55] [INFO ] Applying decomposition
[2026-05-29 00:27:55] [INFO ] Flatten gal took : 19 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/graph17731523779741950686.txt' '-o' '/tmp/graph17731523779741950686.bin' '-w' '/tmp/graph17731523779741950686.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17731523779741950686.bin' '-l' '-1' '-v' '-w' '/tmp/graph17731523779741950686.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:27:55] [INFO ] Decomposing Gal with order
[2026-05-29 00:27:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:27:55] [INFO ] Removed a total of 483 redundant transitions.
[2026-05-29 00:27:55] [INFO ] Flatten gal took : 56 ms
[2026-05-29 00:27:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 333 labels/synchronizations in 8 ms.
[2026-05-29 00:27:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15250637456049998303.gal : 6 ms
[2026-05-29 00:27:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7111754553527409763.prop : 14 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/ReachabilityCardinality15250637456049998303.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7111754553527409763.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/ReachabilityCardinality7111754553527409763.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 699
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :699 after 1592
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1592 after 2224
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2224 after 5148
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5148 after 6674
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6674 after 9836
Detected timeout of ITS tools.
[2026-05-29 00:27:59] [INFO ] Flatten gal took : 23 ms
[2026-05-29 00:27:59] [INFO ] Applying decomposition
[2026-05-29 00:27:59] [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/graph10710829684761531058.txt' '-o' '/tmp/graph10710829684761531058.bin' '-w' '/tmp/graph10710829684761531058.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10710829684761531058.bin' '-l' '-1' '-v' '-w' '/tmp/graph10710829684761531058.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:27:59] [INFO ] Decomposing Gal with order
[2026-05-29 00:27:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:27:59] [INFO ] Removed a total of 519 redundant transitions.
[2026-05-29 00:27:59] [INFO ] Flatten gal took : 57 ms
[2026-05-29 00:27:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 475 labels/synchronizations in 10 ms.
[2026-05-29 00:27:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1399924658725883646.gal : 5 ms
[2026-05-29 00:27:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13108140233775403807.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/ReachabilityCardinality1399924658725883646.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13108140233775403807.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/ReachabilityCardinality13108140233775403807.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 19
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :19 after 20
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :20 after 220
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :220 after 340
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :340 after 635
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :635 after 1446
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 80521
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1446 after 2568
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2568 after 5686
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :80521 after 126302
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 19986
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38566 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, 2] Max Struct:[174, 324]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18164461162977103247.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3861568736084074562.kers'
[2026-05-29 00:28:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18164461162977103247.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3861568736084074562.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:28:10] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3861568736084074562.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[174, 324]
RANDOM walk for 1000000 steps (544 resets) in 3353 ms. (298 steps per ms)
BEST_FIRST walk for 2000000 steps (496 resets) in 3459 ms. (578 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[174, 324]
[2026-05-29 00:28:17] [INFO ] Flow matrix only has 656 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-12596614843412793865.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12843578699464055242.kers'
[2026-05-29 00:28:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12596614843412793865.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12843578699464055242.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:28:17] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12843578699464055242.kers
Total runtime 9 ms.
[2026-05-29 00:28:17] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:28:17] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
[2026-05-29 00:28:17] [INFO ] [Real]Absence check using state equation in 472 ms returned sat
[2026-05-29 00:28:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:28:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:28:18] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:28:18] [INFO ] [Nat]Absence check using state equation in 455 ms returned sat
[2026-05-29 00:28:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:28:18] [INFO ] [Nat]Added 72 Read/Feed constraints in 371 ms returned sat
[2026-05-29 00:28:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 759 ms
[2026-05-29 00:28:19] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 61 ms.
[2026-05-29 00:28:23] [INFO ] Added : 75 causal constraints over 15 iterations in 3844 ms. Result :sat
Minimization took 2047 ms.
[2026-05-29 00:28:25] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:28:25] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:28:26] [INFO ] [Real]Absence check using state equation in 338 ms returned sat
[2026-05-29 00:28:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:28:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:28:26] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:28:26] [INFO ] [Nat]Absence check using state equation in 385 ms returned sat
[2026-05-29 00:28:26] [INFO ] [Nat]Added 72 Read/Feed constraints in 97 ms returned sat
[2026-05-29 00:28:26] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 63 ms.
[2026-05-29 00:28:28] [INFO ] Added : 93 causal constraints over 19 iterations in 2032 ms. Result :sat
Minimization took 1733 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[174, 324]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[174, 324]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:28:32] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:28:32] [INFO ] Invariant cache hit.
[2026-05-29 00:28:33] [INFO ] Implicit Places using invariants in 1148 ms returned []
[2026-05-29 00:28:33] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:28:33] [INFO ] Invariant cache hit.
[2026-05-29 00:28:33] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:28:37] [INFO ] Implicit Places using invariants and state equation in 3949 ms returned []
Implicit Place search using SMT with State Equation took 5104 ms to find 0 implicit places.
[2026-05-29 00:28:37] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5131 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:28:37] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:28:37] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:28:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8029118524407466488.gal : 4 ms
[2026-05-29 00:28:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10555104774277631953.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/ReachabilityCardinality8029118524407466488.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10555104774277631953.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 (18 resets) in 480 ms. (83 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality10555104774277631953.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 219 ms. (181 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 180 ms. (221 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
BEST_FIRST walk for 40002 steps (12 resets) in 177 ms. (224 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
BEST_FIRST walk for 40002 steps (11 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 187657 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 4
Probabilistic random walk after 187657 steps, saw 94367 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
[2026-05-29 00:28:40] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:28:40] [INFO ] Invariant cache hit.
[2026-05-29 00:28:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2360 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1867 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4236ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 264 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (21 resets) in 222 ms. (179 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (10 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
BEST_FIRST walk for 40003 steps (10 resets) in 118 ms. (336 steps per ms) remains 2/2 properties
SDD size :8006 after 62621
Interrupted probabilistic random walk after 234120 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 2
Probabilistic random walk after 234120 steps, saw 115137 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2026-05-29 00:28:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:28:48] [INFO ] Invariant cache hit.
[2026-05-29 00:28:48] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 686 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4359 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5053ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 569 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 21 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:28:54] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:28:54] [INFO ] Invariant cache hit.
[2026-05-29 00:28:55] [INFO ] Implicit Places using invariants in 1108 ms returned []
[2026-05-29 00:28:55] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:28:55] [INFO ] Invariant cache hit.
[2026-05-29 00:28:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:28:59] [INFO ] Implicit Places using invariants and state equation in 3813 ms returned []
Implicit Place search using SMT with State Equation took 4936 ms to find 0 implicit places.
[2026-05-29 00:28:59] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4962 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 40 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14089742870578369654.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11100129657230405745.kers'
[2026-05-29 00:28:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14089742870578369654.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11100129657230405745.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:28:59] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11100129657230405745.kers
Total runtime 7 ms.
[2026-05-29 00:28:59] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:28:59] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:28:59] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:28:59] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:28:59] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:29:05] [INFO ] After 6504ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:29:06] [INFO ] After 7357ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:29:07] [INFO ] After 8241ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:29:07] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:29:07] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:29:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3310262762193502875.gal : 4 ms
[2026-05-29 00:29:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10552288923357210248.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/ReachabilityCardinality3310262762193502875.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10552288923357210248.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/ReachabilityCardinality10552288923357210248.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:29:22] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:29:22] [INFO ] Applying decomposition
[2026-05-29 00:29:22] [INFO ] Flatten gal took : 18 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/graph16976117447055755228.txt' '-o' '/tmp/graph16976117447055755228.bin' '-w' '/tmp/graph16976117447055755228.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16976117447055755228.bin' '-l' '-1' '-v' '-w' '/tmp/graph16976117447055755228.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:29:22] [INFO ] Decomposing Gal with order
[2026-05-29 00:29:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:29:22] [INFO ] Removed a total of 665 redundant transitions.
[2026-05-29 00:29:22] [INFO ] Flatten gal took : 47 ms
[2026-05-29 00:29:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 199 labels/synchronizations in 10 ms.
[2026-05-29 00:29:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2136433194144566860.gal : 5 ms
[2026-05-29 00:29:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8611601731605317499.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/ReachabilityCardinality2136433194144566860.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8611601731605317499.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/ReachabilityCardinality8611601731605317499.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 13
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :13 after 21
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :21 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 270
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :270 after 349
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :349 after 684
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :684 after 1747
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1747 after 7019
Detected timeout of ITS tools.
[2026-05-29 00:29:27] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:29:27] [INFO ] Applying decomposition
[2026-05-29 00:29:27] [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/graph5576579198500916140.txt' '-o' '/tmp/graph5576579198500916140.bin' '-w' '/tmp/graph5576579198500916140.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5576579198500916140.bin' '-l' '-1' '-v' '-w' '/tmp/graph5576579198500916140.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:29:27] [INFO ] Decomposing Gal with order
[2026-05-29 00:29:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:29:27] [INFO ] Removed a total of 592 redundant transitions.
[2026-05-29 00:29:27] [INFO ] Flatten gal took : 52 ms
[2026-05-29 00:29:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 261 labels/synchronizations in 9 ms.
[2026-05-29 00:29:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15347447824842732334.gal : 5 ms
[2026-05-29 00:29:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6210745236413084373.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/ReachabilityCardinality15347447824842732334.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6210745236413084373.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/ReachabilityCardinality6210745236413084373.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 25
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :25 after 39
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :39 after 53
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :53 after 116
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :116 after 695
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :695 after 1234
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1234 after 2351
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7019 after 9696
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :17040 after 17137
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9696 after 42464
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38803 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, 2] Max Struct:[173, 323]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1014980710988665656.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1005031641114992870.kers'
[2026-05-29 00:29:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1014980710988665656.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1005031641114992870.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:29:37] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1005031641114992870.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[173, 323]
RANDOM walk for 1000000 steps (500 resets) in 3270 ms. (305 steps per ms)
BEST_FIRST walk for 2000002 steps (443 resets) in 3460 ms. (577 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[173, 323]
[2026-05-29 00:29:44] [INFO ] Flow matrix only has 656 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-1530676057732618630.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13296009391041159061.kers'
[2026-05-29 00:29:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1530676057732618630.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13296009391041159061.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:29:44] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-13296009391041159061.kers
Total runtime 11 ms.
[2026-05-29 00:29:44] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:29:44] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 49 ms returned sat
[2026-05-29 00:29:45] [INFO ] [Real]Absence check using state equation in 556 ms returned sat
[2026-05-29 00:29:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:29:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:29:45] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 29 ms returned sat
[2026-05-29 00:29:46] [INFO ] [Nat]Absence check using state equation in 501 ms returned sat
[2026-05-29 00:29:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:29:46] [INFO ] [Nat]Added 72 Read/Feed constraints in 383 ms returned sat
[2026-05-29 00:29:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 871 ms
[2026-05-29 00:29:47] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 64 ms.
[2026-05-29 00:29:50] [INFO ] Added : 75 causal constraints over 15 iterations in 3492 ms. Result :sat
Minimization took 2188 ms.
[2026-05-29 00:29:53] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:29:53] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 00:29:53] [INFO ] [Real]Absence check using state equation in 341 ms returned sat
[2026-05-29 00:29:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:29:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:29:53] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 25 ms returned sat
[2026-05-29 00:29:54] [INFO ] [Nat]Absence check using state equation in 377 ms returned sat
[2026-05-29 00:29:54] [INFO ] [Nat]Added 72 Read/Feed constraints in 91 ms returned sat
[2026-05-29 00:29:54] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 63 ms.
[2026-05-29 00:29:56] [INFO ] Added : 93 causal constraints over 19 iterations in 2119 ms. Result :sat
Minimization took 1730 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[173, 323]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[173, 323]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:29:59] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:29:59] [INFO ] Invariant cache hit.
[2026-05-29 00:30:01] [INFO ] Implicit Places using invariants in 1389 ms returned []
[2026-05-29 00:30:01] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:30:01] [INFO ] Invariant cache hit.
[2026-05-29 00:30:01] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:30:05] [INFO ] Implicit Places using invariants and state equation in 4488 ms returned []
Implicit Place search using SMT with State Equation took 5880 ms to find 0 implicit places.
[2026-05-29 00:30:05] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5905 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:30:05] [INFO ] Flatten gal took : 33 ms
[2026-05-29 00:30:05] [INFO ] Flatten gal took : 35 ms
[2026-05-29 00:30:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7509352923168808884.gal : 7 ms
[2026-05-29 00:30:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9551485710492698086.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/ReachabilityCardinality7509352923168808884.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9551485710492698086.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 (14 resets) in 315 ms. (126 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 172 ms. (231 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 150 ms. (264 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9551485710492698086.prop.
BEST_FIRST walk for 40004 steps (11 resets) in 160 ms. (248 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 175763 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 4
Probabilistic random walk after 175763 steps, saw 88980 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 00:30:08] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:30:08] [INFO ] Invariant cache hit.
[2026-05-29 00:30:08] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3222 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2620 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5851ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 153 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (34 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (16 resets) in 169 ms. (235 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 229298 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 2
Probabilistic random walk after 229298 steps, saw 113027 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2026-05-29 00:30:18] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:30:18] [INFO ] Invariant cache hit.
[2026-05-29 00:30:18] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 901 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
SDD size :62621 after 101226
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4657 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5575ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 673 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:30:24] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:30:24] [INFO ] Invariant cache hit.
[2026-05-29 00:30:25] [INFO ] Implicit Places using invariants in 1114 ms returned []
[2026-05-29 00:30:25] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:30:25] [INFO ] Invariant cache hit.
[2026-05-29 00:30:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:30:29] [INFO ] Implicit Places using invariants and state equation in 3805 ms returned []
Implicit Place search using SMT with State Equation took 4923 ms to find 0 implicit places.
[2026-05-29 00:30:29] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4944 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 44 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18046511157412559707.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13237594706075379668.kers'
[2026-05-29 00:30:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18046511157412559707.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13237594706075379668.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:30:29] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-13237594706075379668.kers
Total runtime 6 ms.
[2026-05-29 00:30:29] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:30:29] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:30:29] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:30:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:30:29] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:30:36] [INFO ] After 6407ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:30:37] [INFO ] After 7409ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:30:37] [INFO ] After 8048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:30:37] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:30:37] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:30:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2590856253938505967.gal : 4 ms
[2026-05-29 00:30:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13216631891963459683.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/ReachabilityCardinality2590856253938505967.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13216631891963459683.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/ReachabilityCardinality13216631891963459683.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:30:52] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:30:52] [INFO ] Applying decomposition
[2026-05-29 00:30:52] [INFO ] Flatten gal took : 18 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/graph1440052108953041947.txt' '-o' '/tmp/graph1440052108953041947.bin' '-w' '/tmp/graph1440052108953041947.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1440052108953041947.bin' '-l' '-1' '-v' '-w' '/tmp/graph1440052108953041947.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:30:52] [INFO ] Decomposing Gal with order
[2026-05-29 00:30:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:30:52] [INFO ] Removed a total of 537 redundant transitions.
[2026-05-29 00:30:52] [INFO ] Flatten gal took : 60 ms
[2026-05-29 00:30:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 311 labels/synchronizations in 9 ms.
[2026-05-29 00:30:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15512580989245312508.gal : 5 ms
[2026-05-29 00:30:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13235528494414905370.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/ReachabilityCardinality15512580989245312508.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13235528494414905370.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/ReachabilityCardinality13235528494414905370.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 605
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :605 after 953
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :953 after 1271
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1271 after 1875
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1875 after 4240
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4240 after 6974
Detected timeout of ITS tools.
[2026-05-29 00:30:55] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:30:55] [INFO ] Applying decomposition
[2026-05-29 00:30:55] [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/graph4325730133665051875.txt' '-o' '/tmp/graph4325730133665051875.bin' '-w' '/tmp/graph4325730133665051875.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4325730133665051875.bin' '-l' '-1' '-v' '-w' '/tmp/graph4325730133665051875.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:30:55] [INFO ] Decomposing Gal with order
[2026-05-29 00:30:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:30:55] [INFO ] Removed a total of 493 redundant transitions.
[2026-05-29 00:30:55] [INFO ] Flatten gal took : 53 ms
[2026-05-29 00:30:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 346 labels/synchronizations in 9 ms.
[2026-05-29 00:30:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15060395025394973047.gal : 6 ms
[2026-05-29 00:30:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14626518633781353563.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/ReachabilityCardinality15060395025394973047.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14626518633781353563.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/ReachabilityCardinality14626518633781353563.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 74
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :74 after 110
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :110 after 172
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :172 after 298
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :298 after 578
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :578 after 996
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :996 after 1764
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1764 after 7518
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6974 after 25787
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :40673 after 90617
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 21842
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :21842 after 43296
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38614 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, 2] Max Struct:[172, 322]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13301012527832968200.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13924378102253017850.kers'
[2026-05-29 00:31:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13301012527832968200.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13924378102253017850.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:31:08] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13924378102253017850.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[172, 322]
RANDOM walk for 1000000 steps (542 resets) in 3355 ms. (297 steps per ms)
BEST_FIRST walk for 2000002 steps (463 resets) in 3444 ms. (580 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[172, 322]
[2026-05-29 00:31:14] [INFO ] Flow matrix only has 656 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-15263581824913279517.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9684271090153151276.kers'
[2026-05-29 00:31:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15263581824913279517.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9684271090153151276.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:31:14] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9684271090153151276.kers
Total runtime 10 ms.
[2026-05-29 00:31:14] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:31:14] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 00:31:15] [INFO ] [Real]Absence check using state equation in 342 ms returned sat
[2026-05-29 00:31:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:31:15] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:31:15] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:31:15] [INFO ] [Nat]Absence check using state equation in 427 ms returned sat
[2026-05-29 00:31:15] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:31:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 334 ms returned sat
[2026-05-29 00:31:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 659 ms
[2026-05-29 00:31:16] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 45 ms.
[2026-05-29 00:31:19] [INFO ] Added : 75 causal constraints over 15 iterations in 2480 ms. Result :sat
Minimization took 1905 ms.
[2026-05-29 00:31:21] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:31:21] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:31:21] [INFO ] [Real]Absence check using state equation in 313 ms returned sat
[2026-05-29 00:31:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:31:21] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:31:21] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 20 ms returned sat
[2026-05-29 00:31:22] [INFO ] [Nat]Absence check using state equation in 314 ms returned sat
[2026-05-29 00:31:22] [INFO ] [Nat]Added 72 Read/Feed constraints in 88 ms returned sat
[2026-05-29 00:31:22] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 47 ms.
[2026-05-29 00:31:23] [INFO ] Added : 93 causal constraints over 19 iterations in 1557 ms. Result :sat
Minimization took 1509 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[172, 322]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[172, 322]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:31:26] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:31:26] [INFO ] Invariant cache hit.
[2026-05-29 00:31:27] [INFO ] Implicit Places using invariants in 965 ms returned []
[2026-05-29 00:31:27] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:31:27] [INFO ] Invariant cache hit.
[2026-05-29 00:31:28] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:31:31] [INFO ] Implicit Places using invariants and state equation in 4098 ms returned []
Implicit Place search using SMT with State Equation took 5065 ms to find 0 implicit places.
[2026-05-29 00:31:31] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5089 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:31:31] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:31:32] [INFO ] Flatten gal took : 29 ms
[2026-05-29 00:31:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5425820147586199714.gal : 6 ms
[2026-05-29 00:31:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11077206437746521156.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/ReachabilityCardinality5425820147586199714.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11077206437746521156.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 (33 resets) in 412 ms. (96 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11077206437746521156.prop.
BEST_FIRST walk for 40004 steps (10 resets) in 280 ms. (142 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (11 resets) in 189 ms. (210 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (14 resets) in 211 ms. (188 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 183607 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 4
Probabilistic random walk after 183607 steps, saw 92526 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2026-05-29 00:31:35] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:31:35] [INFO ] Invariant cache hit.
[2026-05-29 00:31:35] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2984 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :8006 after 62621
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2351 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5344ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 246 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (20 resets) in 267 ms. (149 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 176 ms. (226 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 219486 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 219486 steps, saw 108682 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-29 00:31:44] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:31:44] [INFO ] Invariant cache hit.
[2026-05-29 00:31:44] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 695 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4555 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5258ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 549 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:31:50] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:31:50] [INFO ] Invariant cache hit.
[2026-05-29 00:31:51] [INFO ] Implicit Places using invariants in 960 ms returned []
[2026-05-29 00:31:51] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:31:51] [INFO ] Invariant cache hit.
[2026-05-29 00:31:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:31:55] [INFO ] Implicit Places using invariants and state equation in 4237 ms returned []
Implicit Place search using SMT with State Equation took 5204 ms to find 0 implicit places.
[2026-05-29 00:31:55] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5225 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 40 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5270977943135370176.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14096506303564998236.kers'
[2026-05-29 00:31:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5270977943135370176.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14096506303564998236.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:31:55] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-14096506303564998236.kers
Total runtime 6 ms.
[2026-05-29 00:31:55] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:31:55] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 47 ms returned sat
[2026-05-29 00:31:55] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:31:55] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:31:55] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 52 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:32:02] [INFO ] After 6562ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:32:03] [INFO ] After 7572ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:32:03] [INFO ] After 8267ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:32:03] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:32:03] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:32:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12513760680958586204.gal : 4 ms
[2026-05-29 00:32:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1048253304007438476.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/ReachabilityCardinality12513760680958586204.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1048253304007438476.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/ReachabilityCardinality1048253304007438476.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:32:18] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:32:18] [INFO ] Applying decomposition
[2026-05-29 00:32:18] [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/graph2763144703892411500.txt' '-o' '/tmp/graph2763144703892411500.bin' '-w' '/tmp/graph2763144703892411500.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2763144703892411500.bin' '-l' '-1' '-v' '-w' '/tmp/graph2763144703892411500.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:32:18] [INFO ] Decomposing Gal with order
[2026-05-29 00:32:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:32:19] [INFO ] Removed a total of 648 redundant transitions.
[2026-05-29 00:32:19] [INFO ] Flatten gal took : 49 ms
[2026-05-29 00:32:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 390 labels/synchronizations in 10 ms.
[2026-05-29 00:32:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13839869977763627666.gal : 6 ms
[2026-05-29 00:32:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3391837889283307767.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/ReachabilityCardinality13839869977763627666.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3391837889283307767.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/ReachabilityCardinality3391837889283307767.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 57
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :57 after 87
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :87 after 143
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :143 after 223
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :223 after 2112
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2112 after 2874
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2874 after 4452
Detected timeout of ITS tools.
[2026-05-29 00:32:22] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:32:22] [INFO ] Applying decomposition
[2026-05-29 00:32:22] [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/graph13123755183349639013.txt' '-o' '/tmp/graph13123755183349639013.bin' '-w' '/tmp/graph13123755183349639013.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13123755183349639013.bin' '-l' '-1' '-v' '-w' '/tmp/graph13123755183349639013.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:32:22] [INFO ] Decomposing Gal with order
[2026-05-29 00:32:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:32:22] [INFO ] Removed a total of 583 redundant transitions.
[2026-05-29 00:32:22] [INFO ] Flatten gal took : 49 ms
[2026-05-29 00:32:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 230 labels/synchronizations in 7 ms.
[2026-05-29 00:32:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9184914970426218887.gal : 5 ms
[2026-05-29 00:32:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13562252482839635503.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/ReachabilityCardinality9184914970426218887.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13562252482839635503.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/ReachabilityCardinality13562252482839635503.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 28
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :28 after 34
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :34 after 46
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :46 after 104
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :104 after 232
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :232 after 953
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :953 after 1715
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4452 after 14773
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :14773 after 45728
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1715 after 12698
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38846 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, 2] Max Struct:[171, 321]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9029243283200245750.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17414842168413216535.kers'
[2026-05-29 00:32:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9029243283200245750.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17414842168413216535.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:32:34] [INFO ] Computed 38 invariants in 10 ms
Computed 38 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-17414842168413216535.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[171, 321]
RANDOM walk for 1000000 steps (538 resets) in 3209 ms. (311 steps per ms)
BEST_FIRST walk for 2000001 steps (458 resets) in 3386 ms. (590 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[171, 321]
[2026-05-29 00:32:40] [INFO ] Flow matrix only has 656 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-5690838922211477494.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1074332231522931896.kers'
[2026-05-29 00:32:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5690838922211477494.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1074332231522931896.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:32:40] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1074332231522931896.kers
Total runtime 7 ms.
[2026-05-29 00:32:40] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:32:40] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 00:32:41] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2026-05-29 00:32:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:32:41] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:32:41] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 29 ms returned sat
[2026-05-29 00:32:41] [INFO ] [Nat]Absence check using state equation in 534 ms returned sat
[2026-05-29 00:32:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:32:42] [INFO ] [Nat]Added 72 Read/Feed constraints in 359 ms returned sat
[2026-05-29 00:32:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 718 ms
[2026-05-29 00:32:43] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 92 ms.
[2026-05-29 00:32:46] [INFO ] Added : 75 causal constraints over 15 iterations in 3271 ms. Result :sat
Minimization took 1830 ms.
[2026-05-29 00:32:48] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:32:48] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:32:48] [INFO ] [Real]Absence check using state equation in 431 ms returned sat
[2026-05-29 00:32:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:32:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:32:48] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:32:49] [INFO ] [Nat]Absence check using state equation in 508 ms returned sat
[2026-05-29 00:32:49] [INFO ] [Nat]Added 72 Read/Feed constraints in 88 ms returned sat
[2026-05-29 00:32:49] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 44 ms.
[2026-05-29 00:32:51] [INFO ] Added : 93 causal constraints over 19 iterations in 2225 ms. Result :sat
Minimization took 1527 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[171, 321]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[171, 321]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:32:54] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:32:54] [INFO ] Invariant cache hit.
[2026-05-29 00:32:56] [INFO ] Implicit Places using invariants in 1299 ms returned []
[2026-05-29 00:32:56] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:32:56] [INFO ] Invariant cache hit.
[2026-05-29 00:32:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:33:00] [INFO ] Implicit Places using invariants and state equation in 4045 ms returned []
Implicit Place search using SMT with State Equation took 5346 ms to find 0 implicit places.
[2026-05-29 00:33:00] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5367 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:33:00] [INFO ] Flatten gal took : 39 ms
[2026-05-29 00:33:00] [INFO ] Flatten gal took : 35 ms
[2026-05-29 00:33:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17392476913197961737.gal : 4 ms
[2026-05-29 00:33:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7097430131522570450.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/ReachabilityCardinality17392476913197961737.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7097430131522570450.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 (22 resets) in 253 ms. (157 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (12 resets) in 235 ms. (169 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality7097430131522570450.prop.
BEST_FIRST walk for 40004 steps (13 resets) in 245 ms. (162 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (12 resets) in 146 ms. (272 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
BEST_FIRST walk for 40003 steps (13 resets) in 154 ms. (258 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 159641 steps, run timeout after 3007 ms. (steps per millisecond=53 ) properties seen :0 out of 4
Probabilistic random walk after 159641 steps, saw 81647 distinct states, run finished after 3007 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 00:33:03] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:33:03] [INFO ] Invariant cache hit.
[2026-05-29 00:33:03] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2660 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 2/433 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/433 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/433 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 433 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2711 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5379ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 372 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (20 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 220800 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 220800 steps, saw 109275 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-29 00:33:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:33:12] [INFO ] Invariant cache hit.
[2026-05-29 00:33:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 698 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4392 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5099ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 425 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:33:18] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:33:18] [INFO ] Invariant cache hit.
[2026-05-29 00:33:19] [INFO ] Implicit Places using invariants in 940 ms returned []
[2026-05-29 00:33:19] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:33:19] [INFO ] Invariant cache hit.
[2026-05-29 00:33:19] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:33:22] [INFO ] Implicit Places using invariants and state equation in 3797 ms returned []
Implicit Place search using SMT with State Equation took 4738 ms to find 0 implicit places.
[2026-05-29 00:33:22] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4758 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 41 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14835620813560865274.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14574068839537042552.kers'
[2026-05-29 00:33:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14835620813560865274.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14574068839537042552.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:33:23] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-14574068839537042552.kers
Total runtime 6 ms.
[2026-05-29 00:33:23] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:33:23] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:33:23] [INFO ] After 135ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:33:23] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:33:23] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:33:29] [INFO ] After 6464ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:33:30] [INFO ] After 7320ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:33:31] [INFO ] After 7973ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:33:31] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:33:31] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:33:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11646723847545095701.gal : 4 ms
[2026-05-29 00:33:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2750088937709176377.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/ReachabilityCardinality11646723847545095701.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2750088937709176377.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/ReachabilityCardinality2750088937709176377.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:33:46] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:33:46] [INFO ] Applying decomposition
[2026-05-29 00:33:46] [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/graph2321763034034719790.txt' '-o' '/tmp/graph2321763034034719790.bin' '-w' '/tmp/graph2321763034034719790.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2321763034034719790.bin' '-l' '-1' '-v' '-w' '/tmp/graph2321763034034719790.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:33:46] [INFO ] Decomposing Gal with order
[2026-05-29 00:33:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:33:46] [INFO ] Removed a total of 579 redundant transitions.
[2026-05-29 00:33:46] [INFO ] Flatten gal took : 48 ms
[2026-05-29 00:33:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 322 labels/synchronizations in 9 ms.
[2026-05-29 00:33:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4010551514160204581.gal : 6 ms
[2026-05-29 00:33:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8853583629242143793.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/ReachabilityCardinality4010551514160204581.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8853583629242143793.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/ReachabilityCardinality8853583629242143793.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 871
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :871 after 1107
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1107 after 1875
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1875 after 5631
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5631 after 11907
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :11907 after 18787
Detected timeout of ITS tools.
[2026-05-29 00:33:50] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:33:50] [INFO ] Applying decomposition
[2026-05-29 00:33:50] [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/graph1629020166093747828.txt' '-o' '/tmp/graph1629020166093747828.bin' '-w' '/tmp/graph1629020166093747828.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1629020166093747828.bin' '-l' '-1' '-v' '-w' '/tmp/graph1629020166093747828.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:33:50] [INFO ] Decomposing Gal with order
[2026-05-29 00:33:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:33:50] [INFO ] Removed a total of 525 redundant transitions.
[2026-05-29 00:33:50] [INFO ] Flatten gal took : 51 ms
[2026-05-29 00:33:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 328 labels/synchronizations in 7 ms.
[2026-05-29 00:33:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7402383352326773060.gal : 5 ms
[2026-05-29 00:33:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12221208065485794560.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/ReachabilityCardinality7402383352326773060.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12221208065485794560.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/ReachabilityCardinality12221208065485794560.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 33
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :33 after 43
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :43 after 49
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :49 after 92
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :92 after 390
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :390 after 600
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :600 after 982
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :982 after 2831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2831 after 7342
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7342 after 16162
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 112008
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38585 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, 2] Max Struct:[170, 320]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3473733260868268637.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14148575470862142407.kers'
[2026-05-29 00:34:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3473733260868268637.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14148575470862142407.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:34:01] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14148575470862142407.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[170, 320]
RANDOM walk for 1000000 steps (503 resets) in 3707 ms. (269 steps per ms)
BEST_FIRST walk for 2000000 steps (451 resets) in 3517 ms. (568 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[170, 320]
[2026-05-29 00:34:08] [INFO ] Flow matrix only has 656 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-14306537891716722899.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11979250046881194970.kers'
[2026-05-29 00:34:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14306537891716722899.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11979250046881194970.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:34:08] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11979250046881194970.kers
Total runtime 7 ms.
[2026-05-29 00:34:08] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:34:08] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 44 ms returned sat
[2026-05-29 00:34:09] [INFO ] [Real]Absence check using state equation in 393 ms returned sat
[2026-05-29 00:34:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:34:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:34:09] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 43 ms returned sat
[2026-05-29 00:34:10] [INFO ] [Nat]Absence check using state equation in 573 ms returned sat
[2026-05-29 00:34:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:34:10] [INFO ] [Nat]Added 72 Read/Feed constraints in 351 ms returned sat
[2026-05-29 00:34:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 819 ms
[2026-05-29 00:34:11] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 59 ms.
[2026-05-29 00:34:13] [INFO ] Added : 75 causal constraints over 15 iterations in 2523 ms. Result :sat
Minimization took 1950 ms.
[2026-05-29 00:34:15] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:34:15] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:34:16] [INFO ] [Real]Absence check using state equation in 316 ms returned sat
[2026-05-29 00:34:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:34:16] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:34:16] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 25 ms returned sat
[2026-05-29 00:34:16] [INFO ] [Nat]Absence check using state equation in 454 ms returned sat
[2026-05-29 00:34:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 129 ms returned sat
[2026-05-29 00:34:17] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 49 ms.
[2026-05-29 00:34:18] [INFO ] Added : 93 causal constraints over 19 iterations in 1802 ms. Result :sat
Minimization took 1536 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[170, 320]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[170, 320]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:34:22] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:34:22] [INFO ] Invariant cache hit.
[2026-05-29 00:34:23] [INFO ] Implicit Places using invariants in 1308 ms returned []
[2026-05-29 00:34:23] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:34:23] [INFO ] Invariant cache hit.
[2026-05-29 00:34:24] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:34:28] [INFO ] Implicit Places using invariants and state equation in 4731 ms returned []
Implicit Place search using SMT with State Equation took 6040 ms to find 0 implicit places.
[2026-05-29 00:34:28] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6073 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:34:28] [INFO ] Flatten gal took : 34 ms
[2026-05-29 00:34:28] [INFO ] Flatten gal took : 33 ms
[2026-05-29 00:34:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2087998127986836581.gal : 6 ms
[2026-05-29 00:34:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14225742471069667357.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/ReachabilityCardinality2087998127986836581.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14225742471069667357.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 (19 resets) in 429 ms. (93 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 204 ms. (195 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality14225742471069667357.prop.
BEST_FIRST walk for 40002 steps (14 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 223 ms. (178 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 237 ms. (168 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 182119 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 4
Probabilistic random walk after 182119 steps, saw 91786 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 00:34:31] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:34:31] [INFO ] Invariant cache hit.
[2026-05-29 00:34:31] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
SDD proceeding with computation,4 properties remain. new max is 4096
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3136 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2133 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5284ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 412 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (27 resets) in 232 ms. (171 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 105 ms. (377 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 237852 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 2
Probabilistic random walk after 237852 steps, saw 116826 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 00:34:40] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:34:40] [INFO ] Invariant cache hit.
[2026-05-29 00:34:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 639 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4318 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4964ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 519 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:34:46] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:34:46] [INFO ] Invariant cache hit.
[2026-05-29 00:34:47] [INFO ] Implicit Places using invariants in 1230 ms returned []
[2026-05-29 00:34:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:34:47] [INFO ] Invariant cache hit.
[2026-05-29 00:34:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:34:51] [INFO ] Implicit Places using invariants and state equation in 4251 ms returned []
Implicit Place search using SMT with State Equation took 5483 ms to find 0 implicit places.
[2026-05-29 00:34:51] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5504 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 41 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11740160830832100382.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5244242081108118901.kers'
[2026-05-29 00:34:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11740160830832100382.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5244242081108118901.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:34:51] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-5244242081108118901.kers
Total runtime 7 ms.
[2026-05-29 00:34:51] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:34:51] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 39 ms returned sat
[2026-05-29 00:34:51] [INFO ] After 141ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:34:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:34:51] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:34:58] [INFO ] After 6658ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:34:59] [INFO ] After 7751ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:35:00] [INFO ] After 8566ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:35:00] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:35:00] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:35:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2610255057656394912.gal : 5 ms
[2026-05-29 00:35:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2016715683264650689.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/ReachabilityCardinality2610255057656394912.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2016715683264650689.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/ReachabilityCardinality2016715683264650689.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:35:15] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:35:15] [INFO ] Applying decomposition
[2026-05-29 00:35:15] [INFO ] Flatten gal took : 19 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/graph8459069470431417553.txt' '-o' '/tmp/graph8459069470431417553.bin' '-w' '/tmp/graph8459069470431417553.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8459069470431417553.bin' '-l' '-1' '-v' '-w' '/tmp/graph8459069470431417553.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:35:15] [INFO ] Decomposing Gal with order
[2026-05-29 00:35:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:35:15] [INFO ] Removed a total of 557 redundant transitions.
[2026-05-29 00:35:15] [INFO ] Flatten gal took : 50 ms
[2026-05-29 00:35:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 365 labels/synchronizations in 9 ms.
[2026-05-29 00:35:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4764525244956001709.gal : 6 ms
[2026-05-29 00:35:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9330562732668587564.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/ReachabilityCardinality4764525244956001709.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9330562732668587564.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/ReachabilityCardinality9330562732668587564.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 355
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :355 after 999
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :999 after 1443
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1443 after 1834
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1834 after 4146
Detected timeout of ITS tools.
[2026-05-29 00:35:18] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:35:18] [INFO ] Applying decomposition
[2026-05-29 00:35:18] [INFO ] Flatten gal took : 20 ms
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4146 after 9451
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/graph8393808127889321511.txt' '-o' '/tmp/graph8393808127889321511.bin' '-w' '/tmp/graph8393808127889321511.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8393808127889321511.bin' '-l' '-1' '-v' '-w' '/tmp/graph8393808127889321511.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:35:18] [INFO ] Decomposing Gal with order
[2026-05-29 00:35:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:35:18] [INFO ] Removed a total of 457 redundant transitions.
[2026-05-29 00:35:18] [INFO ] Flatten gal took : 60 ms
[2026-05-29 00:35:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 381 labels/synchronizations in 9 ms.
[2026-05-29 00:35:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6561435704051514608.gal : 5 ms
[2026-05-29 00:35:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7458652053246112296.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/ReachabilityCardinality6561435704051514608.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7458652053246112296.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/ReachabilityCardinality7458652053246112296.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 33
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :33 after 43
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :43 after 50
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :50 after 290
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :290 after 405
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :405 after 650
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :650 after 1170
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1170 after 3123
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3123 after 7619
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9451 after 24567
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 20996
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :40673 after 98815
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39145 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, 2] Max Struct:[169, 319]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2861305304640209248.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3673910674218007855.kers'
[2026-05-29 00:35:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2861305304640209248.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3673910674218007855.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:35:30] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3673910674218007855.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[169, 319]
RANDOM walk for 1000000 steps (579 resets) in 3250 ms. (307 steps per ms)
BEST_FIRST walk for 2000002 steps (484 resets) in 3296 ms. (606 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[169, 319]
[2026-05-29 00:35:37] [INFO ] Flow matrix only has 656 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-14137978004286775851.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16141459655870069221.kers'
[2026-05-29 00:35:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14137978004286775851.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16141459655870069221.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:35:37] [INFO ] Computed 38 invariants in 7 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16141459655870069221.kers
Total runtime 8 ms.
[2026-05-29 00:35:37] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:35:37] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 00:35:37] [INFO ] [Real]Absence check using state equation in 447 ms returned sat
[2026-05-29 00:35:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:35:38] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:35:38] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:35:38] [INFO ] [Nat]Absence check using state equation in 444 ms returned sat
[2026-05-29 00:35:38] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:35:38] [INFO ] [Nat]Added 72 Read/Feed constraints in 346 ms returned sat
[2026-05-29 00:35:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 847 ms
[2026-05-29 00:35:39] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 56 ms.
[2026-05-29 00:35:42] [INFO ] Added : 75 causal constraints over 15 iterations in 3009 ms. Result :sat
Minimization took 1855 ms.
[2026-05-29 00:35:44] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:35:44] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:35:45] [INFO ] [Real]Absence check using state equation in 302 ms returned sat
[2026-05-29 00:35:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:35:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:35:45] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
[2026-05-29 00:35:45] [INFO ] [Nat]Absence check using state equation in 481 ms returned sat
[2026-05-29 00:35:45] [INFO ] [Nat]Added 72 Read/Feed constraints in 157 ms returned sat
[2026-05-29 00:35:45] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 59 ms.
[2026-05-29 00:35:47] [INFO ] Added : 93 causal constraints over 19 iterations in 1926 ms. Result :sat
Minimization took 1554 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[169, 319]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[169, 319]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:35:51] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:35:51] [INFO ] Invariant cache hit.
[2026-05-29 00:35:52] [INFO ] Implicit Places using invariants in 983 ms returned []
[2026-05-29 00:35:52] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:35:52] [INFO ] Invariant cache hit.
[2026-05-29 00:35:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:35:56] [INFO ] Implicit Places using invariants and state equation in 4260 ms returned []
Implicit Place search using SMT with State Equation took 5252 ms to find 0 implicit places.
[2026-05-29 00:35:56] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5275 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:35:56] [INFO ] Flatten gal took : 40 ms
[2026-05-29 00:35:56] [INFO ] Flatten gal took : 27 ms
[2026-05-29 00:35:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality800196677160078915.gal : 6 ms
[2026-05-29 00:35:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6770891743401125696.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/ReachabilityCardinality800196677160078915.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6770891743401125696.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 (17 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 166 ms. (239 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6770891743401125696.prop.
BEST_FIRST walk for 40002 steps (14 resets) in 157 ms. (253 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 231 ms. (172 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 186173 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 4
Probabilistic random walk after 186173 steps, saw 93700 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
[2026-05-29 00:35:59] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:35:59] [INFO ] Invariant cache hit.
[2026-05-29 00:35:59] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2321 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1992 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4321ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 130 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40001 steps (22 resets) in 265 ms. (150 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 155 ms. (256 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 128 ms. (310 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Interrupted probabilistic random walk after 239834 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 2
Probabilistic random walk after 239834 steps, saw 117675 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 00:36:07] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:36:07] [INFO ] Invariant cache hit.
[2026-05-29 00:36:07] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 660 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4173 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4840ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 441 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:36:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:36:12] [INFO ] Invariant cache hit.
[2026-05-29 00:36:13] [INFO ] Implicit Places using invariants in 916 ms returned []
[2026-05-29 00:36:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:36:13] [INFO ] Invariant cache hit.
[2026-05-29 00:36:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:36:17] [INFO ] Implicit Places using invariants and state equation in 3573 ms returned []
Implicit Place search using SMT with State Equation took 4495 ms to find 0 implicit places.
[2026-05-29 00:36:17] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4514 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 38 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2224655674909607208.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12497382977039990396.kers'
[2026-05-29 00:36:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2224655674909607208.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12497382977039990396.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:36:17] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-12497382977039990396.kers
Total runtime 7 ms.
[2026-05-29 00:36:17] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:36:17] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:36:17] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:36:17] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:36:17] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 38 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:36:24] [INFO ] After 6856ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:36:25] [INFO ] After 7723ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:36:25] [INFO ] After 8388ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:36:25] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:36:25] [INFO ] Flatten gal took : 32 ms
[2026-05-29 00:36:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5825812261103913883.gal : 4 ms
[2026-05-29 00:36:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1560901274074269420.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/ReachabilityCardinality5825812261103913883.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1560901274074269420.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/ReachabilityCardinality1560901274074269420.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:36:40] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:36:40] [INFO ] Applying decomposition
[2026-05-29 00:36:40] [INFO ] Flatten gal took : 19 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/graph11726788207530821917.txt' '-o' '/tmp/graph11726788207530821917.bin' '-w' '/tmp/graph11726788207530821917.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11726788207530821917.bin' '-l' '-1' '-v' '-w' '/tmp/graph11726788207530821917.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:36:40] [INFO ] Decomposing Gal with order
[2026-05-29 00:36:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:36:41] [INFO ] Removed a total of 534 redundant transitions.
[2026-05-29 00:36:41] [INFO ] Flatten gal took : 63 ms
[2026-05-29 00:36:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 302 labels/synchronizations in 9 ms.
[2026-05-29 00:36:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6654903688915229029.gal : 7 ms
[2026-05-29 00:36:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11240055816008207183.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/ReachabilityCardinality6654903688915229029.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11240055816008207183.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/ReachabilityCardinality11240055816008207183.prop.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 73
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :73 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 329
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :329 after 455
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :455 after 814
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :814 after 1565
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1565 after 2561
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2561 after 5347
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5347 after 9931
Detected timeout of ITS tools.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9931 after 27492
[2026-05-29 00:36:46] [INFO ] Flatten gal took : 33 ms
[2026-05-29 00:36:46] [INFO ] Applying decomposition
[2026-05-29 00:36:46] [INFO ] Flatten gal took : 34 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/graph700979608219022542.txt' '-o' '/tmp/graph700979608219022542.bin' '-w' '/tmp/graph700979608219022542.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph700979608219022542.bin' '-l' '-1' '-v' '-w' '/tmp/graph700979608219022542.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:36:46] [INFO ] Decomposing Gal with order
[2026-05-29 00:36:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:36:46] [INFO ] Removed a total of 595 redundant transitions.
[2026-05-29 00:36:46] [INFO ] Flatten gal took : 78 ms
[2026-05-29 00:36:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 326 labels/synchronizations in 14 ms.
[2026-05-29 00:36:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11099676550768835701.gal : 8 ms
[2026-05-29 00:36:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15437291397360039009.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/ReachabilityCardinality11099676550768835701.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15437291397360039009.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/ReachabilityCardinality15437291397360039009.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 40
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 50
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :230 after 510
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :510 after 700
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :700 after 973
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :973 after 2040
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2040 after 2784
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2784 after 4246
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :27492 after 100967
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38954 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, 2] Max Struct:[168, 318]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11012236671103506488.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3139277435206020759.kers'
[2026-05-29 00:36:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11012236671103506488.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3139277435206020759.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:36:56] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3139277435206020759.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[168, 318]
RANDOM walk for 1000000 steps (519 resets) in 3571 ms. (279 steps per ms)
BEST_FIRST walk for 2000001 steps (464 resets) in 3293 ms. (607 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[168, 318]
[2026-05-29 00:37:03] [INFO ] Flow matrix only has 656 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-12866191546387515670.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11469953832388864019.kers'
[2026-05-29 00:37:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12866191546387515670.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11469953832388864019.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:37:03] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-11469953832388864019.kers
Total runtime 6 ms.
[2026-05-29 00:37:03] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:37:03] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:37:03] [INFO ] [Real]Absence check using state equation in 364 ms returned sat
[2026-05-29 00:37:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:37:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:37:03] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
[2026-05-29 00:37:04] [INFO ] [Nat]Absence check using state equation in 557 ms returned sat
[2026-05-29 00:37:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:37:04] [INFO ] [Nat]Added 72 Read/Feed constraints in 556 ms returned sat
[2026-05-29 00:37:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 974 ms
[2026-05-29 00:37:05] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 58 ms.
[2026-05-29 00:37:08] [INFO ] Added : 75 causal constraints over 15 iterations in 2720 ms. Result :sat
Minimization took 1898 ms.
[2026-05-29 00:37:10] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:37:10] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 00:37:10] [INFO ] [Real]Absence check using state equation in 342 ms returned sat
[2026-05-29 00:37:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:37:11] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:37:11] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 00:37:11] [INFO ] [Nat]Absence check using state equation in 386 ms returned sat
[2026-05-29 00:37:11] [INFO ] [Nat]Added 72 Read/Feed constraints in 94 ms returned sat
[2026-05-29 00:37:11] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 57 ms.
[2026-05-29 00:37:13] [INFO ] Added : 93 causal constraints over 19 iterations in 2262 ms. Result :sat
Minimization took 1700 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[168, 318]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[168, 318]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:37:17] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:37:17] [INFO ] Invariant cache hit.
[2026-05-29 00:37:18] [INFO ] Implicit Places using invariants in 975 ms returned []
[2026-05-29 00:37:18] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:37:18] [INFO ] Invariant cache hit.
[2026-05-29 00:37:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:37:22] [INFO ] Implicit Places using invariants and state equation in 3827 ms returned []
Implicit Place search using SMT with State Equation took 4805 ms to find 0 implicit places.
[2026-05-29 00:37:22] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4830 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:37:22] [INFO ] Flatten gal took : 41 ms
[2026-05-29 00:37:22] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:37:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3022743269131491244.gal : 4 ms
[2026-05-29 00:37:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14454163998802333080.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/ReachabilityCardinality3022743269131491244.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14454163998802333080.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 (23 resets) in 265 ms. (150 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 182 ms. (218 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality14454163998802333080.prop.
BEST_FIRST walk for 40001 steps (16 resets) in 187 ms. (212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (14 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 204794 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :0 out of 4
Probabilistic random walk after 204794 steps, saw 102039 distinct states, run finished after 3001 ms. (steps per millisecond=68 ) properties seen :0
[2026-05-29 00:37:25] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:37:25] [INFO ] Invariant cache hit.
[2026-05-29 00:37:25] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2371 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1624 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4002ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 191 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (17 resets) in 226 ms. (176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 145 ms. (273 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 124 ms. (320 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Interrupted probabilistic random walk after 244161 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 2
Probabilistic random walk after 244161 steps, saw 119506 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2026-05-29 00:37:32] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:37:32] [INFO ] Invariant cache hit.
[2026-05-29 00:37:32] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 684 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4441 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5133ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 401 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:37:38] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:37:38] [INFO ] Invariant cache hit.
[2026-05-29 00:37:39] [INFO ] Implicit Places using invariants in 959 ms returned []
[2026-05-29 00:37:39] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:37:39] [INFO ] Invariant cache hit.
[2026-05-29 00:37:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:37:43] [INFO ] Implicit Places using invariants and state equation in 3598 ms returned []
Implicit Place search using SMT with State Equation took 4559 ms to find 0 implicit places.
[2026-05-29 00:37:43] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4586 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 59 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9608425629488365654.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14904768408260395097.kers'
[2026-05-29 00:37:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9608425629488365654.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14904768408260395097.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:37:43] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-14904768408260395097.kers
Total runtime 10 ms.
[2026-05-29 00:37:43] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:37:43] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 52 ms returned sat
[2026-05-29 00:37:43] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:37:43] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:37:43] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 67 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:37:50] [INFO ] After 6557ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:37:51] [INFO ] After 7627ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:37:51] [INFO ] After 8327ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:37:51] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:37:51] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:37:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10494883190076016900.gal : 4 ms
[2026-05-29 00:37:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14044366063893660018.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/ReachabilityCardinality10494883190076016900.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14044366063893660018.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/ReachabilityCardinality14044366063893660018.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:38:06] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:38:06] [INFO ] Applying decomposition
[2026-05-29 00:38:06] [INFO ] Flatten gal took : 18 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/graph426872567518721196.txt' '-o' '/tmp/graph426872567518721196.bin' '-w' '/tmp/graph426872567518721196.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph426872567518721196.bin' '-l' '-1' '-v' '-w' '/tmp/graph426872567518721196.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:38:06] [INFO ] Decomposing Gal with order
[2026-05-29 00:38:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:38:06] [INFO ] Removed a total of 534 redundant transitions.
[2026-05-29 00:38:06] [INFO ] Flatten gal took : 56 ms
[2026-05-29 00:38:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 211 labels/synchronizations in 6 ms.
[2026-05-29 00:38:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4664645669885961062.gal : 5 ms
[2026-05-29 00:38:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12657004956301976019.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/ReachabilityCardinality4664645669885961062.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12657004956301976019.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/ReachabilityCardinality12657004956301976019.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 59
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :59 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 419
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :419 after 659
SDD proceeding with computation,4 properties remain. new max is 65536
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :659 after 871
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :871 after 1635
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1635 after 2603
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2603 after 5439
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5439 after 11281
Detected timeout of ITS tools.
[2026-05-29 00:38:12] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:38:12] [INFO ] Applying decomposition
[2026-05-29 00:38:12] [INFO ] Flatten gal took : 30 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/graph18429891697018760111.txt' '-o' '/tmp/graph18429891697018760111.bin' '-w' '/tmp/graph18429891697018760111.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18429891697018760111.bin' '-l' '-1' '-v' '-w' '/tmp/graph18429891697018760111.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:38:12] [INFO ] Decomposing Gal with order
[2026-05-29 00:38:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:38:12] [INFO ] Removed a total of 533 redundant transitions.
[2026-05-29 00:38:12] [INFO ] Flatten gal took : 55 ms
[2026-05-29 00:38:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 355 labels/synchronizations in 9 ms.
[2026-05-29 00:38:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12884204695160917342.gal : 6 ms
[2026-05-29 00:38:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14869371505005974338.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/ReachabilityCardinality12884204695160917342.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14869371505005974338.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/ReachabilityCardinality14869371505005974338.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 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 14
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :14 after 31
SDD proceeding with computation,2 properties remain. new max is 16384
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :31 after 65
SDD size :11281 after 52746
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :65 after 229
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :229 after 496
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :496 after 530
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :530 after 587
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :587 after 5944
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :52746 after 128767
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38954 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, 2] Max Struct:[167, 317]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13469508288956794245.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4220414172515064275.kers'
[2026-05-29 00:38:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13469508288956794245.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4220414172515064275.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:38:22] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-4220414172515064275.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[167, 317]
RANDOM walk for 1000000 steps (504 resets) in 3890 ms. (257 steps per ms)
BEST_FIRST walk for 2000001 steps (494 resets) in 3510 ms. (569 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[167, 317]
[2026-05-29 00:38:29] [INFO ] Flow matrix only has 656 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-16147055690454834292.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9171358747385195430.kers'
[2026-05-29 00:38:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16147055690454834292.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9171358747385195430.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:38:29] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9171358747385195430.kers
Total runtime 6 ms.
[2026-05-29 00:38:29] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:38:29] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 28 ms returned sat
[2026-05-29 00:38:29] [INFO ] [Real]Absence check using state equation in 349 ms returned sat
[2026-05-29 00:38:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:38:30] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:38:30] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 00:38:30] [INFO ] [Nat]Absence check using state equation in 634 ms returned sat
[2026-05-29 00:38:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:38:31] [INFO ] [Nat]Added 72 Read/Feed constraints in 411 ms returned sat
[2026-05-29 00:38:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 759 ms
[2026-05-29 00:38:31] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 72 ms.
[2026-05-29 00:38:35] [INFO ] Added : 75 causal constraints over 15 iterations in 3907 ms. Result :sat
Minimization took 1993 ms.
[2026-05-29 00:38:37] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:38:37] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:38:38] [INFO ] [Real]Absence check using state equation in 290 ms returned sat
[2026-05-29 00:38:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:38:38] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:38:38] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:38:38] [INFO ] [Nat]Absence check using state equation in 331 ms returned sat
[2026-05-29 00:38:38] [INFO ] [Nat]Added 72 Read/Feed constraints in 91 ms returned sat
[2026-05-29 00:38:38] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 73 ms.
[2026-05-29 00:38:40] [INFO ] Added : 93 causal constraints over 19 iterations in 2119 ms. Result :sat
Minimization took 1687 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[167, 317]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[167, 317]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:38:44] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:38:44] [INFO ] Invariant cache hit.
[2026-05-29 00:38:45] [INFO ] Implicit Places using invariants in 957 ms returned []
[2026-05-29 00:38:45] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:38:45] [INFO ] Invariant cache hit.
[2026-05-29 00:38:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:38:49] [INFO ] Implicit Places using invariants and state equation in 4116 ms returned []
Implicit Place search using SMT with State Equation took 5074 ms to find 0 implicit places.
[2026-05-29 00:38:49] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5093 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:38:49] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:38:49] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:38:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16015427917716171733.gal : 4 ms
[2026-05-29 00:38:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13398419801269065080.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/ReachabilityCardinality16015427917716171733.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13398419801269065080.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 (19 resets) in 242 ms. (164 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (16 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality13398419801269065080.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 132 ms. (300 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 186 ms. (213 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 147 ms. (270 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 196954 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 4
Probabilistic random walk after 196954 steps, saw 98580 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2026-05-29 00:38:52] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:38:52] [INFO ] Invariant cache hit.
[2026-05-29 00:38:52] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2346 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1816 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4169ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 210 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (19 resets) in 213 ms. (186 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (16 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Interrupted probabilistic random walk after 239966 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 2
Probabilistic random walk after 239966 steps, saw 117734 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 00:39:00] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:39:00] [INFO ] Invariant cache hit.
[2026-05-29 00:39:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 660 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4411 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5082ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 399 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:39:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:39:05] [INFO ] Invariant cache hit.
[2026-05-29 00:39:06] [INFO ] Implicit Places using invariants in 911 ms returned []
[2026-05-29 00:39:06] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:39:06] [INFO ] Invariant cache hit.
[2026-05-29 00:39:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:39:10] [INFO ] Implicit Places using invariants and state equation in 3590 ms returned []
Implicit Place search using SMT with State Equation took 4503 ms to find 0 implicit places.
[2026-05-29 00:39:10] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4522 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 45 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10747488562878186056.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17569629584702967699.kers'
[2026-05-29 00:39:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10747488562878186056.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17569629584702967699.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:39:10] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-17569629584702967699.kers
Total runtime 6 ms.
[2026-05-29 00:39:10] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:39:10] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:39:10] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:39:10] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:39:10] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:39:16] [INFO ] After 6304ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:39:17] [INFO ] After 7207ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:39:18] [INFO ] After 7918ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:39:18] [INFO ] Flatten gal took : 27 ms
[2026-05-29 00:39:18] [INFO ] Flatten gal took : 27 ms
[2026-05-29 00:39:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13349046139946202735.gal : 14 ms
[2026-05-29 00:39:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality841762168620590650.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/ReachabilityCardinality13349046139946202735.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality841762168620590650.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/ReachabilityCardinality841762168620590650.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:39:33] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:39:33] [INFO ] Applying decomposition
[2026-05-29 00:39:33] [INFO ] Flatten gal took : 17 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/graph10581079321812668945.txt' '-o' '/tmp/graph10581079321812668945.bin' '-w' '/tmp/graph10581079321812668945.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10581079321812668945.bin' '-l' '-1' '-v' '-w' '/tmp/graph10581079321812668945.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:39:33] [INFO ] Decomposing Gal with order
[2026-05-29 00:39:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:39:33] [INFO ] Removed a total of 543 redundant transitions.
[2026-05-29 00:39:33] [INFO ] Flatten gal took : 56 ms
[2026-05-29 00:39:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 239 labels/synchronizations in 8 ms.
[2026-05-29 00:39:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality650600906245323890.gal : 6 ms
[2026-05-29 00:39:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8560400389048312241.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/ReachabilityCardinality650600906245323890.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8560400389048312241.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/ReachabilityCardinality8560400389048312241.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 27
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :27 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 927
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :927 after 1048
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1048 after 1412
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1412 after 1964
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1964 after 5053
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5053 after 10660
Detected timeout of ITS tools.
[2026-05-29 00:39:39] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:39:39] [INFO ] Applying decomposition
[2026-05-29 00:39:39] [INFO ] Flatten gal took : 18 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/graph15572172157297754365.txt' '-o' '/tmp/graph15572172157297754365.bin' '-w' '/tmp/graph15572172157297754365.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15572172157297754365.bin' '-l' '-1' '-v' '-w' '/tmp/graph15572172157297754365.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:39:39] [INFO ] Decomposing Gal with order
[2026-05-29 00:39:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:39:39] [INFO ] Removed a total of 592 redundant transitions.
[2026-05-29 00:39:39] [INFO ] Flatten gal took : 46 ms
[2026-05-29 00:39:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 229 labels/synchronizations in 7 ms.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10660 after 22157
[2026-05-29 00:39:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17471042816713079716.gal : 5 ms
[2026-05-29 00:39:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4178988402872288170.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/ReachabilityCardinality17471042816713079716.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4178988402872288170.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/ReachabilityCardinality4178988402872288170.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 16
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :16 after 54
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :54 after 72
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :72 after 196
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :196 after 394
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :394 after 1208
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1208 after 3193
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3193 after 10535
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :40673 after 100622
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10535 after 16228
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38510 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, 2] Max Struct:[166, 316]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1805833017319735918.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11212256287706024118.kers'
[2026-05-29 00:39:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1805833017319735918.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11212256287706024118.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:39:48] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-11212256287706024118.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[166, 316]
RANDOM walk for 1000000 steps (554 resets) in 3715 ms. (269 steps per ms)
BEST_FIRST walk for 2000002 steps (484 resets) in 4138 ms. (483 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[166, 316]
[2026-05-29 00:39:56] [INFO ] Flow matrix only has 656 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-5193631254044908551.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14608260064204459825.kers'
[2026-05-29 00:39:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5193631254044908551.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14608260064204459825.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:39:56] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14608260064204459825.kers
Total runtime 10 ms.
[2026-05-29 00:39:56] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:39:56] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
[2026-05-29 00:39:57] [INFO ] [Real]Absence check using state equation in 539 ms returned sat
[2026-05-29 00:39:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:39:57] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:39:57] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 43 ms returned sat
[2026-05-29 00:39:57] [INFO ] [Nat]Absence check using state equation in 610 ms returned sat
[2026-05-29 00:39:57] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:39:58] [INFO ] [Nat]Added 72 Read/Feed constraints in 337 ms returned sat
[2026-05-29 00:39:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 927 ms
[2026-05-29 00:39:59] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 53 ms.
[2026-05-29 00:40:02] [INFO ] Added : 75 causal constraints over 15 iterations in 3207 ms. Result :sat
Minimization took 1881 ms.
[2026-05-29 00:40:04] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:40:04] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:40:04] [INFO ] [Real]Absence check using state equation in 452 ms returned sat
[2026-05-29 00:40:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:40:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:40:05] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:40:05] [INFO ] [Nat]Absence check using state equation in 444 ms returned sat
[2026-05-29 00:40:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 94 ms returned sat
[2026-05-29 00:40:05] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 55 ms.
[2026-05-29 00:40:08] [INFO ] Added : 93 causal constraints over 19 iterations in 2496 ms. Result :sat
Minimization took 1750 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[166, 316]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[166, 316]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:40:11] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:40:11] [INFO ] Invariant cache hit.
[2026-05-29 00:40:12] [INFO ] Implicit Places using invariants in 1174 ms returned []
[2026-05-29 00:40:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:40:12] [INFO ] Invariant cache hit.
[2026-05-29 00:40:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:40:16] [INFO ] Implicit Places using invariants and state equation in 3825 ms returned []
Implicit Place search using SMT with State Equation took 5001 ms to find 0 implicit places.
[2026-05-29 00:40:16] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5020 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:40:16] [INFO ] Flatten gal took : 40 ms
[2026-05-29 00:40:16] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:40:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6178409636906423477.gal : 4 ms
[2026-05-29 00:40:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality111237473336866665.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/ReachabilityCardinality6178409636906423477.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality111237473336866665.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 236 ms. (168 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 167 ms. (238 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality111237473336866665.prop.
BEST_FIRST walk for 40002 steps (15 resets) in 174 ms. (228 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 175 ms. (227 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 188794 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 4
Probabilistic random walk after 188794 steps, saw 94906 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
[2026-05-29 00:40:20] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:40:20] [INFO ] Invariant cache hit.
[2026-05-29 00:40:20] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3044 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2333 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5383ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 340 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (26 resets) in 229 ms. (173 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (14 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 169 ms. (235 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 241022 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 241022 steps, saw 118213 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2026-05-29 00:40:28] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:40:28] [INFO ] Invariant cache hit.
[2026-05-29 00:40:28] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 661 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4681 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5347ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 557 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 19 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:40:34] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:40:34] [INFO ] Invariant cache hit.
[2026-05-29 00:40:35] [INFO ] Implicit Places using invariants in 1003 ms returned []
[2026-05-29 00:40:35] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:40:35] [INFO ] Invariant cache hit.
[2026-05-29 00:40:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:40:39] [INFO ] Implicit Places using invariants and state equation in 4049 ms returned []
Implicit Place search using SMT with State Equation took 5059 ms to find 0 implicit places.
[2026-05-29 00:40:39] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5087 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 59 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2834598651238388662.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15377070882924726346.kers'
[2026-05-29 00:40:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2834598651238388662.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15377070882924726346.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:40:40] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15377070882924726346.kers
Total runtime 11 ms.
[2026-05-29 00:40:40] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:40:40] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 39 ms returned sat
[2026-05-29 00:40:40] [INFO ] After 162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:40:40] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:40:40] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:40:46] [INFO ] After 6562ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:40:47] [INFO ] After 7450ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:40:48] [INFO ] After 8143ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:40:48] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:40:48] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:40:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14072743680506909876.gal : 6 ms
[2026-05-29 00:40:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8089375243958031320.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/ReachabilityCardinality14072743680506909876.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8089375243958031320.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/ReachabilityCardinality8089375243958031320.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:41:03] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:41:03] [INFO ] Applying decomposition
[2026-05-29 00:41:03] [INFO ] Flatten gal took : 18 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/graph4095681507715007808.txt' '-o' '/tmp/graph4095681507715007808.bin' '-w' '/tmp/graph4095681507715007808.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4095681507715007808.bin' '-l' '-1' '-v' '-w' '/tmp/graph4095681507715007808.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:41:03] [INFO ] Decomposing Gal with order
[2026-05-29 00:41:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:41:03] [INFO ] Removed a total of 440 redundant transitions.
[2026-05-29 00:41:03] [INFO ] Flatten gal took : 61 ms
[2026-05-29 00:41:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 295 labels/synchronizations in 6 ms.
[2026-05-29 00:41:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6658147489766581469.gal : 4 ms
[2026-05-29 00:41:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3193523595243492366.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/ReachabilityCardinality6658147489766581469.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3193523595243492366.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/ReachabilityCardinality3193523595243492366.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :15 after 23
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :23 after 37
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :37 after 262
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :262 after 361
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :361 after 710
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :710 after 1891
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1891 after 4699
Detected timeout of ITS tools.
[2026-05-29 00:41:06] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:41:06] [INFO ] Applying decomposition
[2026-05-29 00:41:06] [INFO ] Flatten gal took : 18 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/graph5317088602297065112.txt' '-o' '/tmp/graph5317088602297065112.bin' '-w' '/tmp/graph5317088602297065112.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5317088602297065112.bin' '-l' '-1' '-v' '-w' '/tmp/graph5317088602297065112.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:41:06] [INFO ] Decomposing Gal with order
[2026-05-29 00:41:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:41:06] [INFO ] Removed a total of 585 redundant transitions.
[2026-05-29 00:41:07] [INFO ] Flatten gal took : 54 ms
[2026-05-29 00:41:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 318 labels/synchronizations in 8 ms.
[2026-05-29 00:41:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8731038487412169571.gal : 5 ms
[2026-05-29 00:41:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7434474260170466969.prop : 6 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/ReachabilityCardinality8731038487412169571.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7434474260170466969.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/ReachabilityCardinality7434474260170466969.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 19
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :36 after 82
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :82 after 178
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :178 after 457
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :457 after 4990
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4699 after 7097
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4990 after 16342
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :7097 after 9625
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16984 after 19082
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38791 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, 2] Max Struct:[165, 315]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9287820634327756229.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3806783987321025967.kers'
[2026-05-29 00:41:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9287820634327756229.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3806783987321025967.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:41:18] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3806783987321025967.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[165, 315]
RANDOM walk for 1000000 steps (532 resets) in 3376 ms. (296 steps per ms)
BEST_FIRST walk for 2000001 steps (433 resets) in 3310 ms. (604 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[165, 315]
[2026-05-29 00:41:25] [INFO ] Flow matrix only has 656 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-5874166413893197101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1593149534540125040.kers'
[2026-05-29 00:41:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5874166413893197101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1593149534540125040.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:41:25] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1593149534540125040.kers
Total runtime 7 ms.
[2026-05-29 00:41:25] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:41:25] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:41:25] [INFO ] [Real]Absence check using state equation in 353 ms returned sat
[2026-05-29 00:41:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:41:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:41:26] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 00:41:26] [INFO ] [Nat]Absence check using state equation in 480 ms returned sat
[2026-05-29 00:41:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:41:26] [INFO ] [Nat]Added 72 Read/Feed constraints in 340 ms returned sat
[2026-05-29 00:41:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 790 ms
[2026-05-29 00:41:27] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 62 ms.
[2026-05-29 00:41:30] [INFO ] Added : 75 causal constraints over 15 iterations in 2671 ms. Result :sat
Minimization took 1838 ms.
[2026-05-29 00:41:32] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:41:32] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 00:41:32] [INFO ] [Real]Absence check using state equation in 340 ms returned sat
[2026-05-29 00:41:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:41:32] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:41:32] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 24 ms returned sat
[2026-05-29 00:41:33] [INFO ] [Nat]Absence check using state equation in 380 ms returned sat
[2026-05-29 00:41:33] [INFO ] [Nat]Added 72 Read/Feed constraints in 94 ms returned sat
[2026-05-29 00:41:33] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 62 ms.
[2026-05-29 00:41:35] [INFO ] Added : 93 causal constraints over 19 iterations in 1692 ms. Result :sat
Minimization took 1866 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[165, 315]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[165, 315]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:41:38] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:41:38] [INFO ] Invariant cache hit.
[2026-05-29 00:41:39] [INFO ] Implicit Places using invariants in 1160 ms returned []
[2026-05-29 00:41:39] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:41:39] [INFO ] Invariant cache hit.
[2026-05-29 00:41:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:41:44] [INFO ] Implicit Places using invariants and state equation in 4378 ms returned []
Implicit Place search using SMT with State Equation took 5564 ms to find 0 implicit places.
[2026-05-29 00:41:44] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5588 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:41:44] [INFO ] Flatten gal took : 39 ms
[2026-05-29 00:41:44] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:41:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9267916997481277680.gal : 4 ms
[2026-05-29 00:41:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18113253705060487822.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/ReachabilityCardinality9267916997481277680.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18113253705060487822.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 276 ms. (144 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 177 ms. (224 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality18113253705060487822.prop.
BEST_FIRST walk for 40003 steps (13 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (9 resets) in 250 ms. (159 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
BEST_FIRST walk for 40003 steps (16 resets) in 191 ms. (208 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 201879 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 4
Probabilistic random walk after 201879 steps, saw 100758 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2026-05-29 00:41:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:41:47] [INFO ] Invariant cache hit.
[2026-05-29 00:41:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2414 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2068 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4490ms problems are : Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Parikh walk visited 0 properties in 570 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (19 resets) in 227 ms. (175 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 154 ms. (258 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 240373 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 240373 steps, saw 117922 distinct states, run finished after 3005 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 00:41:55] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:41:55] [INFO ] Invariant cache hit.
[2026-05-29 00:41:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 660 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4184 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4850ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 438 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:42:01] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:42:01] [INFO ] Invariant cache hit.
[2026-05-29 00:42:01] [INFO ] Implicit Places using invariants in 912 ms returned []
[2026-05-29 00:42:01] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:42:01] [INFO ] Invariant cache hit.
[2026-05-29 00:42:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:42:05] [INFO ] Implicit Places using invariants and state equation in 3653 ms returned []
Implicit Place search using SMT with State Equation took 4570 ms to find 0 implicit places.
[2026-05-29 00:42:05] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4591 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 37 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5150476806813143070.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10238159381530436886.kers'
[2026-05-29 00:42:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5150476806813143070.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10238159381530436886.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:42:05] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10238159381530436886.kers
Total runtime 7 ms.
[2026-05-29 00:42:05] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:42:05] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:42:05] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:42:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:42:05] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:42:12] [INFO ] After 6303ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:42:13] [INFO ] After 7123ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:42:13] [INFO ] After 7752ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:42:13] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:42:13] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:42:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10047071153608437797.gal : 5 ms
[2026-05-29 00:42:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16233778018716024793.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/ReachabilityCardinality10047071153608437797.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16233778018716024793.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/ReachabilityCardinality16233778018716024793.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:42:28] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:42:28] [INFO ] Applying decomposition
[2026-05-29 00:42:28] [INFO ] Flatten gal took : 35 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/graph13053693561996768411.txt' '-o' '/tmp/graph13053693561996768411.bin' '-w' '/tmp/graph13053693561996768411.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13053693561996768411.bin' '-l' '-1' '-v' '-w' '/tmp/graph13053693561996768411.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:42:28] [INFO ] Decomposing Gal with order
[2026-05-29 00:42:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:42:28] [INFO ] Removed a total of 575 redundant transitions.
[2026-05-29 00:42:28] [INFO ] Flatten gal took : 56 ms
[2026-05-29 00:42:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 408 labels/synchronizations in 9 ms.
[2026-05-29 00:42:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5124313087107005737.gal : 5 ms
[2026-05-29 00:42:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8168505028941549368.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/ReachabilityCardinality5124313087107005737.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8168505028941549368.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/ReachabilityCardinality8168505028941549368.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 341
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :341 after 543
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :543 after 789
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :789 after 1403
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1403 after 2467
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2467 after 4465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4465 after 9210
Detected timeout of ITS tools.
[2026-05-29 00:42:34] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:42:34] [INFO ] Applying decomposition
[2026-05-29 00:42:34] [INFO ] Flatten gal took : 19 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/graph7551778817328174871.txt' '-o' '/tmp/graph7551778817328174871.bin' '-w' '/tmp/graph7551778817328174871.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7551778817328174871.bin' '-l' '-1' '-v' '-w' '/tmp/graph7551778817328174871.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:42:34] [INFO ] Decomposing Gal with order
[2026-05-29 00:42:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:42:34] [INFO ] Removed a total of 583 redundant transitions.
[2026-05-29 00:42:34] [INFO ] Flatten gal took : 51 ms
[2026-05-29 00:42:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 382 labels/synchronizations in 11 ms.
[2026-05-29 00:42:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11673555768603733481.gal : 5 ms
[2026-05-29 00:42:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7917894542608383011.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/ReachabilityCardinality11673555768603733481.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7917894542608383011.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/ReachabilityCardinality7917894542608383011.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 34
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :34 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 130
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :130 after 172
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :172 after 428
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :428 after 742
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :742 after 1816
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1816 after 6252
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9210 after 30334
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6252 after 16793
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38367 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, 2] Max Struct:[164, 314]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13823534814543215279.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9989360823138931885.kers'
[2026-05-29 00:42:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13823534814543215279.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9989360823138931885.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:42:44] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-9989360823138931885.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[164, 314]
RANDOM walk for 1000000 steps (539 resets) in 3202 ms. (312 steps per ms)
BEST_FIRST walk for 2000001 steps (449 resets) in 3292 ms. (607 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[164, 314]
[2026-05-29 00:42:50] [INFO ] Flow matrix only has 656 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-13597049085462858618.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15105280194128853680.kers'
[2026-05-29 00:42:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13597049085462858618.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15105280194128853680.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:42:50] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-15105280194128853680.kers
Total runtime 11 ms.
[2026-05-29 00:42:50] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:42:50] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
[2026-05-29 00:42:51] [INFO ] [Real]Absence check using state equation in 514 ms returned sat
[2026-05-29 00:42:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:42:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:42:51] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
[2026-05-29 00:42:51] [INFO ] [Nat]Absence check using state equation in 586 ms returned sat
[2026-05-29 00:42:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:42:52] [INFO ] [Nat]Added 72 Read/Feed constraints in 334 ms returned sat
[2026-05-29 00:42:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 769 ms
[2026-05-29 00:42:53] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 56 ms.
[2026-05-29 00:42:56] [INFO ] Added : 75 causal constraints over 15 iterations in 3503 ms. Result :sat
Minimization took 1991 ms.
[2026-05-29 00:42:58] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:42:58] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:42:58] [INFO ] [Real]Absence check using state equation in 296 ms returned sat
[2026-05-29 00:42:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:42:59] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:42:59] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:42:59] [INFO ] [Nat]Absence check using state equation in 332 ms returned sat
[2026-05-29 00:42:59] [INFO ] [Nat]Added 72 Read/Feed constraints in 92 ms returned sat
[2026-05-29 00:42:59] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 46 ms.
[2026-05-29 00:43:01] [INFO ] Added : 93 causal constraints over 19 iterations in 1514 ms. Result :sat
Minimization took 1568 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[164, 314]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[164, 314]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:43:04] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:43:04] [INFO ] Invariant cache hit.
[2026-05-29 00:43:05] [INFO ] Implicit Places using invariants in 881 ms returned []
[2026-05-29 00:43:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:43:05] [INFO ] Invariant cache hit.
[2026-05-29 00:43:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:43:09] [INFO ] Implicit Places using invariants and state equation in 4009 ms returned []
Implicit Place search using SMT with State Equation took 4893 ms to find 0 implicit places.
[2026-05-29 00:43:09] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4913 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:43:09] [INFO ] Flatten gal took : 43 ms
[2026-05-29 00:43:09] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:43:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3594505165839886206.gal : 7 ms
[2026-05-29 00:43:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3325434336790938168.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/ReachabilityCardinality3594505165839886206.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3325434336790938168.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 308 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 162 ms. (245 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 169 ms. (235 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality3325434336790938168.prop.
BEST_FIRST walk for 40004 steps (15 resets) in 133 ms. (298 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 205283 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :0 out of 4
Probabilistic random walk after 205283 steps, saw 102232 distinct states, run finished after 3001 ms. (steps per millisecond=68 ) properties seen :0
[2026-05-29 00:43:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:43:12] [INFO ] Invariant cache hit.
[2026-05-29 00:43:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2358 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2558 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4923ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 280 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (23 resets) in 219 ms. (181 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 144 ms. (275 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 239444 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 2
Probabilistic random walk after 239444 steps, saw 117521 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 00:43:21] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:43:21] [INFO ] Invariant cache hit.
[2026-05-29 00:43:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4159 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4829ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 426 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:43:26] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:43:26] [INFO ] Invariant cache hit.
[2026-05-29 00:43:27] [INFO ] Implicit Places using invariants in 1012 ms returned []
[2026-05-29 00:43:27] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:43:27] [INFO ] Invariant cache hit.
[2026-05-29 00:43:27] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:43:31] [INFO ] Implicit Places using invariants and state equation in 4068 ms returned []
Implicit Place search using SMT with State Equation took 5085 ms to find 0 implicit places.
[2026-05-29 00:43:31] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5107 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 61 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17580815885941426834.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2216739751878703603.kers'
[2026-05-29 00:43:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17580815885941426834.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2216739751878703603.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:43:31] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2216739751878703603.kers
Total runtime 7 ms.
[2026-05-29 00:43:31] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:43:31] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:43:31] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:43:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:43:31] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:43:38] [INFO ] After 6241ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:43:38] [INFO ] After 7047ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:43:39] [INFO ] After 7669ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:43:39] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:43:39] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:43:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5235167025526213983.gal : 5 ms
[2026-05-29 00:43:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11119096373545537609.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/ReachabilityCardinality5235167025526213983.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11119096373545537609.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/ReachabilityCardinality11119096373545537609.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:43:54] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:43:54] [INFO ] Applying decomposition
[2026-05-29 00:43:54] [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/graph10223213384632749262.txt' '-o' '/tmp/graph10223213384632749262.bin' '-w' '/tmp/graph10223213384632749262.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10223213384632749262.bin' '-l' '-1' '-v' '-w' '/tmp/graph10223213384632749262.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:43:54] [INFO ] Decomposing Gal with order
[2026-05-29 00:43:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:43:54] [INFO ] Removed a total of 468 redundant transitions.
[2026-05-29 00:43:54] [INFO ] Flatten gal took : 68 ms
[2026-05-29 00:43:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 403 labels/synchronizations in 7 ms.
[2026-05-29 00:43:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1470798644974674984.gal : 4 ms
[2026-05-29 00:43:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15970107696337595522.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/ReachabilityCardinality1470798644974674984.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15970107696337595522.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/ReachabilityCardinality15970107696337595522.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 37
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :37 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :89 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 287
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :287 after 509
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :509 after 839
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :839 after 1674
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1674 after 1867
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1867 after 3621
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3621 after 7253
Detected timeout of ITS tools.
[2026-05-29 00:43:59] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:43:59] [INFO ] Applying decomposition
[2026-05-29 00:43:59] [INFO ] Flatten gal took : 19 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/graph6245106778628583841.txt' '-o' '/tmp/graph6245106778628583841.bin' '-w' '/tmp/graph6245106778628583841.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6245106778628583841.bin' '-l' '-1' '-v' '-w' '/tmp/graph6245106778628583841.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:43:59] [INFO ] Decomposing Gal with order
[2026-05-29 00:43:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:43:59] [INFO ] Removed a total of 525 redundant transitions.
[2026-05-29 00:43:59] [INFO ] Flatten gal took : 52 ms
[2026-05-29 00:43:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 411 labels/synchronizations in 9 ms.
[2026-05-29 00:43:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16940847414301636265.gal : 5 ms
[2026-05-29 00:43:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16089626472158554094.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/ReachabilityCardinality16940847414301636265.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16089626472158554094.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/ReachabilityCardinality16089626472158554094.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :130 after 470
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :470 after 640
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :640 after 1245
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1245 after 3078
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :7253 after 16695
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3078 after 6134
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6134 after 10679
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10679 after 24628
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :24628 after 107979
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38254 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, 2] Max Struct:[163, 313]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1840903981483561449.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18442526992285643629.kers'
[2026-05-29 00:44:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1840903981483561449.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18442526992285643629.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:44:09] [INFO ] Computed 38 invariants in 4 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-18442526992285643629.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[163, 313]
RANDOM walk for 1000001 steps (514 resets) in 3390 ms. (294 steps per ms)
BEST_FIRST walk for 2000001 steps (484 resets) in 3581 ms. (558 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[163, 313]
[2026-05-29 00:44:16] [INFO ] Flow matrix only has 656 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-2784071221020137348.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12126155654487181037.kers'
[2026-05-29 00:44:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2784071221020137348.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12126155654487181037.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:44:16] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12126155654487181037.kers
Total runtime 6 ms.
[2026-05-29 00:44:16] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:44:16] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 43 ms returned sat
[2026-05-29 00:44:17] [INFO ] [Real]Absence check using state equation in 511 ms returned sat
[2026-05-29 00:44:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:44:17] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:44:17] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 00:44:18] [INFO ] [Nat]Absence check using state equation in 533 ms returned sat
[2026-05-29 00:44:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:44:18] [INFO ] [Nat]Added 72 Read/Feed constraints in 329 ms returned sat
[2026-05-29 00:44:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 653 ms
[2026-05-29 00:44:19] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 57 ms.
[2026-05-29 00:44:22] [INFO ] Added : 75 causal constraints over 15 iterations in 3008 ms. Result :sat
Minimization took 2056 ms.
[2026-05-29 00:44:24] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:44:24] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 19 ms returned sat
[2026-05-29 00:44:24] [INFO ] [Real]Absence check using state equation in 353 ms returned sat
[2026-05-29 00:44:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:44:24] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:44:24] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:44:25] [INFO ] [Nat]Absence check using state equation in 343 ms returned sat
[2026-05-29 00:44:25] [INFO ] [Nat]Added 72 Read/Feed constraints in 94 ms returned sat
[2026-05-29 00:44:25] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 45 ms.
[2026-05-29 00:44:26] [INFO ] Added : 93 causal constraints over 19 iterations in 1618 ms. Result :sat
Minimization took 1623 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[163, 313]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[163, 313]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:44:30] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:44:30] [INFO ] Invariant cache hit.
[2026-05-29 00:44:31] [INFO ] Implicit Places using invariants in 987 ms returned []
[2026-05-29 00:44:31] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:44:31] [INFO ] Invariant cache hit.
[2026-05-29 00:44:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:44:35] [INFO ] Implicit Places using invariants and state equation in 4370 ms returned []
Implicit Place search using SMT with State Equation took 5362 ms to find 0 implicit places.
[2026-05-29 00:44:35] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5382 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:44:35] [INFO ] Flatten gal took : 32 ms
[2026-05-29 00:44:35] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:44:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7022102367081031039.gal : 6 ms
[2026-05-29 00:44:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11386537055971480369.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/ReachabilityCardinality7022102367081031039.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11386537055971480369.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 (29 resets) in 321 ms. (124 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 178 ms. (223 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 226 ms. (176 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11386537055971480369.prop.
BEST_FIRST walk for 40001 steps (13 resets) in 180 ms. (221 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 198121 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 4
Probabilistic random walk after 198121 steps, saw 99115 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2026-05-29 00:44:39] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:44:39] [INFO ] Invariant cache hit.
[2026-05-29 00:44:39] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2383 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2409 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4798ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 205 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (20 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 140 ms. (283 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 243802 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 2
Probabilistic random walk after 243802 steps, saw 119350 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2026-05-29 00:44:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:44:47] [INFO ] Invariant cache hit.
[2026-05-29 00:44:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 689 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4383 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5077ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 507 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:44:52] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:44:52] [INFO ] Invariant cache hit.
[2026-05-29 00:44:53] [INFO ] Implicit Places using invariants in 973 ms returned []
[2026-05-29 00:44:53] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:44:53] [INFO ] Invariant cache hit.
[2026-05-29 00:44:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:44:57] [INFO ] Implicit Places using invariants and state equation in 3954 ms returned []
Implicit Place search using SMT with State Equation took 4929 ms to find 0 implicit places.
[2026-05-29 00:44:57] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4950 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 40 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-27149372512644198.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17679576589054291027.kers'
[2026-05-29 00:44:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-27149372512644198.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17679576589054291027.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:44:57] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-17679576589054291027.kers
Total runtime 7 ms.
[2026-05-29 00:44:58] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:44:58] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:44:58] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:44:58] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:44:58] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:45:04] [INFO ] After 6371ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:45:05] [INFO ] After 7179ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:45:05] [INFO ] After 7796ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:45:05] [INFO ] Flatten gal took : 28 ms
[2026-05-29 00:45:05] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:45:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15216272270472818354.gal : 6 ms
[2026-05-29 00:45:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12015788199218480934.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/ReachabilityCardinality15216272270472818354.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12015788199218480934.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/ReachabilityCardinality12015788199218480934.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:45:21] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:45:21] [INFO ] Applying decomposition
[2026-05-29 00:45:21] [INFO ] Flatten gal took : 19 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/graph17224202117714842283.txt' '-o' '/tmp/graph17224202117714842283.bin' '-w' '/tmp/graph17224202117714842283.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17224202117714842283.bin' '-l' '-1' '-v' '-w' '/tmp/graph17224202117714842283.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:45:21] [INFO ] Decomposing Gal with order
[2026-05-29 00:45:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:45:21] [INFO ] Removed a total of 568 redundant transitions.
[2026-05-29 00:45:21] [INFO ] Flatten gal took : 57 ms
[2026-05-29 00:45:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 241 labels/synchronizations in 6 ms.
[2026-05-29 00:45:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8363465796423889520.gal : 4 ms
[2026-05-29 00:45:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16603662249514135979.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/ReachabilityCardinality8363465796423889520.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16603662249514135979.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/ReachabilityCardinality16603662249514135979.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 731
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :731 after 2037
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2037 after 2905
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2905 after 7234
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :7234 after 12464
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :40673 after 76715
Detected timeout of ITS tools.
[2026-05-29 00:45:26] [INFO ] Flatten gal took : 35 ms
[2026-05-29 00:45:26] [INFO ] Applying decomposition
[2026-05-29 00:45:26] [INFO ] Flatten gal took : 52 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/graph2336713944126029166.txt' '-o' '/tmp/graph2336713944126029166.bin' '-w' '/tmp/graph2336713944126029166.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2336713944126029166.bin' '-l' '-1' '-v' '-w' '/tmp/graph2336713944126029166.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:45:26] [INFO ] Decomposing Gal with order
[2026-05-29 00:45:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:45:26] [INFO ] Removed a total of 543 redundant transitions.
[2026-05-29 00:45:26] [INFO ] Flatten gal took : 49 ms
[2026-05-29 00:45:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 337 labels/synchronizations in 8 ms.
[2026-05-29 00:45:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9055893939059846590.gal : 5 ms
[2026-05-29 00:45:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4248790580002234326.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/ReachabilityCardinality9055893939059846590.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4248790580002234326.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/ReachabilityCardinality4248790580002234326.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 50
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :50 after 890
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :890 after 1150
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1150 after 1460
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1460 after 1872
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1872 after 3019
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :76715 after 189029
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3019 after 4946
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38357 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, 2] Max Struct:[162, 312]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3608986491525437301.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6111101203799703538.kers'
[2026-05-29 00:45:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3608986491525437301.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6111101203799703538.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:45:36] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-6111101203799703538.kers
Total runtime 14 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[162, 312]
RANDOM walk for 1000000 steps (520 resets) in 3522 ms. (283 steps per ms)
BEST_FIRST walk for 2000001 steps (444 resets) in 3449 ms. (579 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[162, 312]
[2026-05-29 00:45:43] [INFO ] Flow matrix only has 656 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-19695798558196485.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1060972289923149561.kers'
[2026-05-29 00:45:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-19695798558196485.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1060972289923149561.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:45:43] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1060972289923149561.kers
Total runtime 6 ms.
[2026-05-29 00:45:43] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:45:43] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 29 ms returned sat
[2026-05-29 00:45:43] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2026-05-29 00:45:43] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:45:43] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:45:43] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 00:45:44] [INFO ] [Nat]Absence check using state equation in 669 ms returned sat
[2026-05-29 00:45:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:45:45] [INFO ] [Nat]Added 72 Read/Feed constraints in 443 ms returned sat
[2026-05-29 00:45:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 616 ms
[2026-05-29 00:45:45] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 47 ms.
[2026-05-29 00:45:48] [INFO ] Added : 75 causal constraints over 15 iterations in 2753 ms. Result :sat
Minimization took 2000 ms.
[2026-05-29 00:45:50] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:45:50] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:45:50] [INFO ] [Real]Absence check using state equation in 279 ms returned sat
[2026-05-29 00:45:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:45:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:45:50] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:45:51] [INFO ] [Nat]Absence check using state equation in 516 ms returned sat
[2026-05-29 00:45:51] [INFO ] [Nat]Added 72 Read/Feed constraints in 141 ms returned sat
[2026-05-29 00:45:51] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 56 ms.
[2026-05-29 00:45:53] [INFO ] Added : 93 causal constraints over 19 iterations in 2238 ms. Result :sat
Minimization took 1838 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[162, 312]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[162, 312]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:45:57] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:45:57] [INFO ] Invariant cache hit.
[2026-05-29 00:45:58] [INFO ] Implicit Places using invariants in 982 ms returned []
[2026-05-29 00:45:58] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:45:58] [INFO ] Invariant cache hit.
[2026-05-29 00:45:59] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:46:02] [INFO ] Implicit Places using invariants and state equation in 3842 ms returned []
Implicit Place search using SMT with State Equation took 4827 ms to find 0 implicit places.
[2026-05-29 00:46:02] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4852 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:46:02] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:46:02] [INFO ] Flatten gal took : 32 ms
[2026-05-29 00:46:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8336965829460494211.gal : 6 ms
[2026-05-29 00:46:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1042322589215321888.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/ReachabilityCardinality8336965829460494211.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1042322589215321888.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 (20 resets) in 314 ms. (126 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 180 ms. (221 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (16 resets) in 175 ms. (227 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1042322589215321888.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 168 ms. (236 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 200571 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 4
Probabilistic random walk after 200571 steps, saw 100191 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2026-05-29 00:46:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:46:05] [INFO ] Invariant cache hit.
[2026-05-29 00:46:05] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2399 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2207 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4611ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 142 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (27 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 241947 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 241947 steps, saw 118599 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2026-05-29 00:46:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:46:13] [INFO ] Invariant cache hit.
[2026-05-29 00:46:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 685 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4193 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4884ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 406 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:46:19] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:46:19] [INFO ] Invariant cache hit.
[2026-05-29 00:46:20] [INFO ] Implicit Places using invariants in 936 ms returned []
[2026-05-29 00:46:20] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:46:20] [INFO ] Invariant cache hit.
[2026-05-29 00:46:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:46:23] [INFO ] Implicit Places using invariants and state equation in 3539 ms returned []
Implicit Place search using SMT with State Equation took 4479 ms to find 0 implicit places.
[2026-05-29 00:46:23] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4503 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 39 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12727369462947718019.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13913044877727264969.kers'
[2026-05-29 00:46:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12727369462947718019.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13913044877727264969.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:46:23] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-13913044877727264969.kers
Total runtime 7 ms.
[2026-05-29 00:46:23] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:46:23] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:46:23] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:46:23] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:46:24] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:46:30] [INFO ] After 6349ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:46:31] [INFO ] After 7155ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:46:31] [INFO ] After 7770ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:46:31] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:46:31] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:46:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11890830815342599236.gal : 4 ms
[2026-05-29 00:46:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14234313783546884178.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/ReachabilityCardinality11890830815342599236.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14234313783546884178.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/ReachabilityCardinality14234313783546884178.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:46:46] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:46:46] [INFO ] Applying decomposition
[2026-05-29 00:46:46] [INFO ] Flatten gal took : 18 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/graph7919267636527144256.txt' '-o' '/tmp/graph7919267636527144256.bin' '-w' '/tmp/graph7919267636527144256.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7919267636527144256.bin' '-l' '-1' '-v' '-w' '/tmp/graph7919267636527144256.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:46:46] [INFO ] Decomposing Gal with order
[2026-05-29 00:46:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:46:46] [INFO ] Removed a total of 597 redundant transitions.
[2026-05-29 00:46:46] [INFO ] Flatten gal took : 53 ms
[2026-05-29 00:46:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 446 labels/synchronizations in 10 ms.
[2026-05-29 00:46:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5513272820434934935.gal : 5 ms
[2026-05-29 00:46:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6816613116020839895.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/ReachabilityCardinality5513272820434934935.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6816613116020839895.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/ReachabilityCardinality6816613116020839895.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 10
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 15
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :15 after 23
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :23 after 31
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :31 after 47
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :107 after 381
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :381 after 961
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :961 after 5719
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5719 after 7647
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :7647 after 10887
Detected timeout of ITS tools.
[2026-05-29 00:46:52] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:46:52] [INFO ] Applying decomposition
[2026-05-29 00:46:52] [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/graph15400008296521509572.txt' '-o' '/tmp/graph15400008296521509572.bin' '-w' '/tmp/graph15400008296521509572.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15400008296521509572.bin' '-l' '-1' '-v' '-w' '/tmp/graph15400008296521509572.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:46:52] [INFO ] Decomposing Gal with order
[2026-05-29 00:46:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:46:52] [INFO ] Removed a total of 558 redundant transitions.
[2026-05-29 00:46:52] [INFO ] Flatten gal took : 59 ms
[2026-05-29 00:46:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 401 labels/synchronizations in 10 ms.
[2026-05-29 00:46:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8395499127839081778.gal : 5 ms
[2026-05-29 00:46:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality414765565040406243.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/ReachabilityCardinality8395499127839081778.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality414765565040406243.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/ReachabilityCardinality414765565040406243.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 43
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :43 after 48
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :48 after 50
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :50 after 300
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :300 after 550
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :550 after 952
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :952 after 2140
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2140 after 5552
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :10887 after 26942
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5552 after 12378
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38316 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, 2] Max Struct:[161, 311]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11218822690877999603.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9269008709770117618.kers'
[2026-05-29 00:47:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11218822690877999603.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9269008709770117618.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:47:02] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9269008709770117618.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[161, 311]
RANDOM walk for 1000000 steps (506 resets) in 3167 ms. (315 steps per ms)
BEST_FIRST walk for 2000000 steps (454 resets) in 3673 ms. (544 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[161, 311]
[2026-05-29 00:47:08] [INFO ] Flow matrix only has 656 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-3468108571109962686.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6087743525129354558.kers'
[2026-05-29 00:47:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3468108571109962686.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6087743525129354558.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:47:08] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-6087743525129354558.kers
Total runtime 6 ms.
[2026-05-29 00:47:09] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:47:09] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 00:47:09] [INFO ] [Real]Absence check using state equation in 387 ms returned sat
[2026-05-29 00:47:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:47:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:47:09] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 00:47:10] [INFO ] [Nat]Absence check using state equation in 487 ms returned sat
[2026-05-29 00:47:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:47:10] [INFO ] [Nat]Added 72 Read/Feed constraints in 341 ms returned sat
[2026-05-29 00:47:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1038 ms
[2026-05-29 00:47:11] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 63 ms.
[2026-05-29 00:47:14] [INFO ] Added : 75 causal constraints over 15 iterations in 2690 ms. Result :sat
Minimization took 1891 ms.
[2026-05-29 00:47:16] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:47:16] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 25 ms returned sat
[2026-05-29 00:47:16] [INFO ] [Real]Absence check using state equation in 345 ms returned sat
[2026-05-29 00:47:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:47:16] [INFO ] [Nat]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 00:47:16] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:47:17] [INFO ] [Nat]Absence check using state equation in 528 ms returned sat
[2026-05-29 00:47:17] [INFO ] [Nat]Added 72 Read/Feed constraints in 148 ms returned sat
[2026-05-29 00:47:17] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 48 ms.
[2026-05-29 00:47:19] [INFO ] Added : 93 causal constraints over 19 iterations in 1742 ms. Result :sat
Minimization took 1661 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[161, 311]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[161, 311]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:47:22] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:47:22] [INFO ] Invariant cache hit.
[2026-05-29 00:47:23] [INFO ] Implicit Places using invariants in 1013 ms returned []
[2026-05-29 00:47:23] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:47:23] [INFO ] Invariant cache hit.
[2026-05-29 00:47:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:47:27] [INFO ] Implicit Places using invariants and state equation in 3890 ms returned []
Implicit Place search using SMT with State Equation took 4906 ms to find 0 implicit places.
[2026-05-29 00:47:27] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4930 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:47:27] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:47:27] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:47:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10754646053552643519.gal : 6 ms
[2026-05-29 00:47:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2339690767806158045.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/ReachabilityCardinality10754646053552643519.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2339690767806158045.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 293 ms. (136 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 194 ms. (205 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality2339690767806158045.prop.
BEST_FIRST walk for 40001 steps (14 resets) in 212 ms. (187 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 167642 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 4
Probabilistic random walk after 167642 steps, saw 85366 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 00:47:30] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:47:30] [INFO ] Invariant cache hit.
[2026-05-29 00:47:30] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3104 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2358 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5473ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 403 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (27 resets) in 318 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 189 ms. (210 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 218963 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 218963 steps, saw 108458 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 00:47:39] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:47:39] [INFO ] Invariant cache hit.
[2026-05-29 00:47:39] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 824 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4496 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5324ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 476 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:47:45] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:47:45] [INFO ] Invariant cache hit.
[2026-05-29 00:47:46] [INFO ] Implicit Places using invariants in 1150 ms returned []
[2026-05-29 00:47:46] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:47:46] [INFO ] Invariant cache hit.
[2026-05-29 00:47:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:47:50] [INFO ] Implicit Places using invariants and state equation in 4169 ms returned []
Implicit Place search using SMT with State Equation took 5326 ms to find 0 implicit places.
[2026-05-29 00:47:50] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5354 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 52 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4466715171067002032.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8870723624186429785.kers'
[2026-05-29 00:47:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4466715171067002032.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8870723624186429785.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:47:50] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8870723624186429785.kers
Total runtime 11 ms.
[2026-05-29 00:47:51] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:47:51] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 53 ms returned sat
[2026-05-29 00:47:51] [INFO ] After 188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:47:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:47:51] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 51 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:47:58] [INFO ] After 6686ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:47:58] [INFO ] After 7498ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:47:59] [INFO ] After 8167ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:47:59] [INFO ] Flatten gal took : 25 ms
[2026-05-29 00:47:59] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:47:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8947134136512789437.gal : 5 ms
[2026-05-29 00:47:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13923590139660947643.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/ReachabilityCardinality8947134136512789437.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13923590139660947643.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/ReachabilityCardinality13923590139660947643.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 00:48:14] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:48:14] [INFO ] Applying decomposition
[2026-05-29 00:48:14] [INFO ] Flatten gal took : 19 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/graph8327337037777490744.txt' '-o' '/tmp/graph8327337037777490744.bin' '-w' '/tmp/graph8327337037777490744.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8327337037777490744.bin' '-l' '-1' '-v' '-w' '/tmp/graph8327337037777490744.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:48:14] [INFO ] Decomposing Gal with order
[2026-05-29 00:48:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:48:14] [INFO ] Removed a total of 494 redundant transitions.
[2026-05-29 00:48:14] [INFO ] Flatten gal took : 58 ms
[2026-05-29 00:48:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 344 labels/synchronizations in 7 ms.
[2026-05-29 00:48:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11210807469043405538.gal : 5 ms
[2026-05-29 00:48:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7943255723025513115.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/ReachabilityCardinality11210807469043405538.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7943255723025513115.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/ReachabilityCardinality7943255723025513115.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 27
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :27 after 33
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :33 after 71
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :71 after 233
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :233 after 392
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :392 after 723
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :723 after 1681
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1681 after 1946
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1946 after 3699
Detected timeout of ITS tools.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3699 after 7485
[2026-05-29 00:48:17] [INFO ] Flatten gal took : 26 ms
[2026-05-29 00:48:17] [INFO ] Applying decomposition
[2026-05-29 00:48:17] [INFO ] Flatten gal took : 18 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/graph15115316543863012717.txt' '-o' '/tmp/graph15115316543863012717.bin' '-w' '/tmp/graph15115316543863012717.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15115316543863012717.bin' '-l' '-1' '-v' '-w' '/tmp/graph15115316543863012717.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:48:17] [INFO ] Decomposing Gal with order
[2026-05-29 00:48:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:48:17] [INFO ] Removed a total of 462 redundant transitions.
[2026-05-29 00:48:17] [INFO ] Flatten gal took : 49 ms
[2026-05-29 00:48:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 341 labels/synchronizations in 7 ms.
[2026-05-29 00:48:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14890782029977763724.gal : 4 ms
[2026-05-29 00:48:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2093424780184416915.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/ReachabilityCardinality14890782029977763724.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2093424780184416915.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/ReachabilityCardinality2093424780184416915.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 27
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :27 after 28
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :28 after 52
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :52 after 100
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :100 after 266
SDD proceeding with computation,2 properties remain. new max is 16384
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :7485 after 15779
SDD size :266 after 1484
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1484 after 3364
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3364 after 10484
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10484 after 18476
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :32377 after 90853
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38799 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, 2] Max Struct:[160, 310]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2828363857597144302.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1367853846063264810.kers'
[2026-05-29 00:48:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2828363857597144302.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1367853846063264810.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:48:29] [INFO ] Computed 38 invariants in 4 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1367853846063264810.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[160, 310]
RANDOM walk for 1000000 steps (521 resets) in 3190 ms. (313 steps per ms)
BEST_FIRST walk for 2000001 steps (482 resets) in 3569 ms. (560 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[160, 310]
[2026-05-29 00:48:36] [INFO ] Flow matrix only has 656 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-1311357889903441108.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6693730660805287415.kers'
[2026-05-29 00:48:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1311357889903441108.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6693730660805287415.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:48:36] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6693730660805287415.kers
Total runtime 9 ms.
[2026-05-29 00:48:36] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:48:36] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
[2026-05-29 00:48:37] [INFO ] [Real]Absence check using state equation in 502 ms returned sat
[2026-05-29 00:48:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:48:37] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:48:37] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 45 ms returned sat
[2026-05-29 00:48:37] [INFO ] [Nat]Absence check using state equation in 615 ms returned sat
[2026-05-29 00:48:37] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:48:38] [INFO ] [Nat]Added 72 Read/Feed constraints in 351 ms returned sat
[2026-05-29 00:48:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 796 ms
[2026-05-29 00:48:39] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 57 ms.
[2026-05-29 00:48:42] [INFO ] Added : 75 causal constraints over 15 iterations in 3562 ms. Result :sat
Minimization took 2001 ms.
[2026-05-29 00:48:44] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:48:44] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 23 ms returned sat
[2026-05-29 00:48:45] [INFO ] [Real]Absence check using state equation in 312 ms returned sat
[2026-05-29 00:48:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:48:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:48:45] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:48:45] [INFO ] [Nat]Absence check using state equation in 447 ms returned sat
[2026-05-29 00:48:45] [INFO ] [Nat]Added 72 Read/Feed constraints in 151 ms returned sat
[2026-05-29 00:48:45] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 61 ms.
[2026-05-29 00:48:48] [INFO ] Added : 93 causal constraints over 19 iterations in 2301 ms. Result :sat
Minimization took 1771 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[160, 310]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[160, 310]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:48:51] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:48:51] [INFO ] Invariant cache hit.
[2026-05-29 00:48:52] [INFO ] Implicit Places using invariants in 1458 ms returned []
[2026-05-29 00:48:52] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:48:52] [INFO ] Invariant cache hit.
[2026-05-29 00:48:53] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:48:57] [INFO ] Implicit Places using invariants and state equation in 4165 ms returned []
Implicit Place search using SMT with State Equation took 5629 ms to find 0 implicit places.
[2026-05-29 00:48:57] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5647 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:48:57] [INFO ] Flatten gal took : 44 ms
[2026-05-29 00:48:57] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:48:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7286195912433319985.gal : 5 ms
[2026-05-29 00:48:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9632869914291568198.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/ReachabilityCardinality7286195912433319985.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9632869914291568198.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 (28 resets) in 245 ms. (162 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (14 resets) in 158 ms. (251 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9632869914291568198.prop.
BEST_FIRST walk for 40003 steps (13 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 140 ms. (283 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (15 resets) in 237 ms. (168 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 174748 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 4
Probabilistic random walk after 174748 steps, saw 88538 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 00:49:00] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:49:00] [INFO ] Invariant cache hit.
[2026-05-29 00:49:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2517 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2466 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5005ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 849 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (20 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (9 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 100 ms. (396 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 217756 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 2
Probabilistic random walk after 217756 steps, saw 107852 distinct states, run finished after 3001 ms. (steps per millisecond=72 ) properties seen :0
[2026-05-29 00:49:09] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:49:09] [INFO ] Invariant cache hit.
[2026-05-29 00:49:09] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 710 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4729 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5445ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 612 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:49:15] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:49:15] [INFO ] Invariant cache hit.
[2026-05-29 00:49:16] [INFO ] Implicit Places using invariants in 1120 ms returned []
[2026-05-29 00:49:16] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:49:16] [INFO ] Invariant cache hit.
[2026-05-29 00:49:17] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:49:21] [INFO ] Implicit Places using invariants and state equation in 4376 ms returned []
Implicit Place search using SMT with State Equation took 5498 ms to find 0 implicit places.
[2026-05-29 00:49:21] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5529 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 53 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10524799113204425980.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15577280653122297493.kers'
[2026-05-29 00:49:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10524799113204425980.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15577280653122297493.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:49:21] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-15577280653122297493.kers
Total runtime 6 ms.
[2026-05-29 00:49:21] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:49:21] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 38 ms returned sat
[2026-05-29 00:49:21] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:49:21] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:49:21] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 54 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:49:28] [INFO ] After 6640ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:49:29] [INFO ] After 7788ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:49:29] [INFO ] After 8604ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:49:30] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:49:30] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:49:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7006660035673608808.gal : 5 ms
[2026-05-29 00:49:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17308022308158834600.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/ReachabilityCardinality7006660035673608808.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17308022308158834600.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/ReachabilityCardinality17308022308158834600.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:49:45] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:49:45] [INFO ] Applying decomposition
[2026-05-29 00:49:45] [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/graph9019135192573945850.txt' '-o' '/tmp/graph9019135192573945850.bin' '-w' '/tmp/graph9019135192573945850.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9019135192573945850.bin' '-l' '-1' '-v' '-w' '/tmp/graph9019135192573945850.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:49:45] [INFO ] Decomposing Gal with order
[2026-05-29 00:49:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:49:45] [INFO ] Removed a total of 602 redundant transitions.
[2026-05-29 00:49:45] [INFO ] Flatten gal took : 52 ms
[2026-05-29 00:49:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 288 labels/synchronizations in 10 ms.
[2026-05-29 00:49:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2494131824802038238.gal : 5 ms
[2026-05-29 00:49:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3942522176387158963.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/ReachabilityCardinality2494131824802038238.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3942522176387158963.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/ReachabilityCardinality3942522176387158963.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 29
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :29 after 45
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :45 after 235
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :235 after 420
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :420 after 684
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :684 after 3079
Detected timeout of ITS tools.
[2026-05-29 00:49:47] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:49:47] [INFO ] Applying decomposition
[2026-05-29 00:49:47] [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/graph8636000128713748853.txt' '-o' '/tmp/graph8636000128713748853.bin' '-w' '/tmp/graph8636000128713748853.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8636000128713748853.bin' '-l' '-1' '-v' '-w' '/tmp/graph8636000128713748853.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:49:47] [INFO ] Decomposing Gal with order
[2026-05-29 00:49:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:49:47] [INFO ] Removed a total of 558 redundant transitions.
[2026-05-29 00:49:47] [INFO ] Flatten gal took : 78 ms
[2026-05-29 00:49:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 439 labels/synchronizations in 9 ms.
[2026-05-29 00:49:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9432283648477729828.gal : 21 ms
[2026-05-29 00:49:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17102007702938557605.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/ReachabilityCardinality9432283648477729828.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17102007702938557605.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/ReachabilityCardinality17102007702938557605.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 38
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :38 after 110
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :110 after 305
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :305 after 459
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :459 after 665
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :665 after 1190
SDD proceeding with computation,2 properties remain. new max is 4096
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3079 after 5428
SDD size :1190 after 2882
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2882 after 8962
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 22538
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5428 after 28487
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :22538 after 42823
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39199 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, 2] Max Struct:[159, 309]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8197184415695697267.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7784986375923654339.kers'
[2026-05-29 00:50:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8197184415695697267.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7784986375923654339.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:50:00] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-7784986375923654339.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[159, 309]
RANDOM walk for 1000000 steps (513 resets) in 3615 ms. (276 steps per ms)
BEST_FIRST walk for 2000002 steps (463 resets) in 3929 ms. (508 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[159, 309]
[2026-05-29 00:50:07] [INFO ] Flow matrix only has 656 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-2556195381937939975.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11916398756442094083.kers'
[2026-05-29 00:50:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2556195381937939975.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11916398756442094083.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:50:07] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11916398756442094083.kers
Total runtime 13 ms.
[2026-05-29 00:50:08] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:50:08] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:50:08] [INFO ] [Real]Absence check using state equation in 473 ms returned sat
[2026-05-29 00:50:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:50:08] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:50:08] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
[2026-05-29 00:50:09] [INFO ] [Nat]Absence check using state equation in 706 ms returned sat
[2026-05-29 00:50:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:50:09] [INFO ] [Nat]Added 72 Read/Feed constraints in 479 ms returned sat
[2026-05-29 00:50:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1084 ms
[2026-05-29 00:50:11] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 76 ms.
[2026-05-29 00:50:14] [INFO ] Added : 75 causal constraints over 15 iterations in 3003 ms. Result :sat
Minimization took 1970 ms.
[2026-05-29 00:50:16] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:50:16] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 23 ms returned sat
[2026-05-29 00:50:16] [INFO ] [Real]Absence check using state equation in 305 ms returned sat
[2026-05-29 00:50:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:50:16] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:50:16] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:50:17] [INFO ] [Nat]Absence check using state equation in 514 ms returned sat
[2026-05-29 00:50:17] [INFO ] [Nat]Added 72 Read/Feed constraints in 145 ms returned sat
[2026-05-29 00:50:17] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 56 ms.
[2026-05-29 00:50:19] [INFO ] Added : 93 causal constraints over 19 iterations in 2231 ms. Result :sat
Minimization took 1809 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[159, 309]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[159, 309]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:50:23] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:50:23] [INFO ] Invariant cache hit.
[2026-05-29 00:50:24] [INFO ] Implicit Places using invariants in 975 ms returned []
[2026-05-29 00:50:24] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:50:24] [INFO ] Invariant cache hit.
[2026-05-29 00:50:24] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:50:28] [INFO ] Implicit Places using invariants and state equation in 3925 ms returned []
Implicit Place search using SMT with State Equation took 4905 ms to find 0 implicit places.
[2026-05-29 00:50:28] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4927 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:50:28] [INFO ] Flatten gal took : 46 ms
[2026-05-29 00:50:28] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:50:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4753377291489293311.gal : 4 ms
[2026-05-29 00:50:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17213590426550420765.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/ReachabilityCardinality4753377291489293311.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17213590426550420765.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 (16 resets) in 314 ms. (126 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17213590426550420765.prop.
BEST_FIRST walk for 40003 steps (13 resets) in 178 ms. (223 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (13 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 241 ms. (165 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 185482 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 4
Probabilistic random walk after 185482 steps, saw 93367 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2026-05-29 00:50:31] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:50:31] [INFO ] Invariant cache hit.
[2026-05-29 00:50:31] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3212 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2829 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6047ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 252 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40001 steps (16 resets) in 218 ms. (182 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 235605 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 2
Probabilistic random walk after 235605 steps, saw 115866 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2026-05-29 00:50:41] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:50:41] [INFO ] Invariant cache hit.
[2026-05-29 00:50:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 743 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4715 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5464ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 509 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:50:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:50:47] [INFO ] Invariant cache hit.
[2026-05-29 00:50:48] [INFO ] Implicit Places using invariants in 933 ms returned []
[2026-05-29 00:50:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:50:48] [INFO ] Invariant cache hit.
[2026-05-29 00:50:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:50:52] [INFO ] Implicit Places using invariants and state equation in 4057 ms returned []
Implicit Place search using SMT with State Equation took 4999 ms to find 0 implicit places.
[2026-05-29 00:50:52] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5024 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 60 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8083449670882821588.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-396557130074891659.kers'
[2026-05-29 00:50:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8083449670882821588.kers, --Pflows, --basisKERS=/tmp/petrispot-output-396557130074891659.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:50:52] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-396557130074891659.kers
Total runtime 10 ms.
[2026-05-29 00:50:52] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 00:50:52] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 56 ms returned sat
[2026-05-29 00:50:52] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:50:52] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:50:52] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 57 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:50:59] [INFO ] After 6627ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:51:00] [INFO ] After 7510ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:51:00] [INFO ] After 8251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:51:00] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:51:00] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:51:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7999906201046084177.gal : 7 ms
[2026-05-29 00:51:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2094659014073816324.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/ReachabilityCardinality7999906201046084177.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2094659014073816324.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/ReachabilityCardinality2094659014073816324.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:51:15] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:51:15] [INFO ] Applying decomposition
[2026-05-29 00:51:15] [INFO ] Flatten gal took : 31 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/graph12545458036030056740.txt' '-o' '/tmp/graph12545458036030056740.bin' '-w' '/tmp/graph12545458036030056740.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12545458036030056740.bin' '-l' '-1' '-v' '-w' '/tmp/graph12545458036030056740.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:51:15] [INFO ] Decomposing Gal with order
[2026-05-29 00:51:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:51:16] [INFO ] Removed a total of 552 redundant transitions.
[2026-05-29 00:51:16] [INFO ] Flatten gal took : 90 ms
[2026-05-29 00:51:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 386 labels/synchronizations in 26 ms.
[2026-05-29 00:51:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13555764726267247476.gal : 4 ms
[2026-05-29 00:51:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15389783671647760551.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/ReachabilityCardinality13555764726267247476.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15389783671647760551.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/ReachabilityCardinality15389783671647760551.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 37
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :37 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :127 after 271
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :271 after 427
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 581
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :581 after 741
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :741 after 1259
Detected timeout of ITS tools.
[2026-05-29 00:51:18] [INFO ] Flatten gal took : 21 ms
[2026-05-29 00:51:18] [INFO ] Applying decomposition
[2026-05-29 00:51:18] [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/graph5394105159553549333.txt' '-o' '/tmp/graph5394105159553549333.bin' '-w' '/tmp/graph5394105159553549333.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5394105159553549333.bin' '-l' '-1' '-v' '-w' '/tmp/graph5394105159553549333.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:51:18] [INFO ] Decomposing Gal with order
[2026-05-29 00:51:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:51:18] [INFO ] Removed a total of 507 redundant transitions.
[2026-05-29 00:51:18] [INFO ] Flatten gal took : 50 ms
[2026-05-29 00:51:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 367 labels/synchronizations in 7 ms.
[2026-05-29 00:51:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7986776613093589564.gal : 4 ms
[2026-05-29 00:51:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9307686528123969369.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/ReachabilityCardinality7986776613093589564.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9307686528123969369.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/ReachabilityCardinality9307686528123969369.prop.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1259 after 1981
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 38
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :38 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 110
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :110 after 260
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :260 after 380
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :380 after 580
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :580 after 660
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :660 after 1200
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1981 after 3715
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1200 after 3200
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3200 after 10088
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3715 after 6733
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :6733 after 16087
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 20160
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39057 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, 2] Max Struct:[158, 308]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13985626051673184247.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1872509357288259769.kers'
[2026-05-29 00:51:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13985626051673184247.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1872509357288259769.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:51:31] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1872509357288259769.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[158, 308]
RANDOM walk for 1000000 steps (501 resets) in 4174 ms. (239 steps per ms)
BEST_FIRST walk for 2000001 steps (460 resets) in 3295 ms. (606 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[158, 308]
[2026-05-29 00:51:38] [INFO ] Flow matrix only has 656 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-4233600123717688803.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1702879967616083982.kers'
[2026-05-29 00:51:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4233600123717688803.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1702879967616083982.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:51:38] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1702879967616083982.kers
Total runtime 7 ms.
[2026-05-29 00:51:38] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:51:38] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
[2026-05-29 00:51:39] [INFO ] [Real]Absence check using state equation in 511 ms returned sat
[2026-05-29 00:51:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:51:39] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:51:39] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 00:51:40] [INFO ] [Nat]Absence check using state equation in 621 ms returned sat
[2026-05-29 00:51:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:51:40] [INFO ] [Nat]Added 72 Read/Feed constraints in 386 ms returned sat
[2026-05-29 00:51:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1071 ms
[2026-05-29 00:51:41] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 77 ms.
[2026-05-29 00:51:44] [INFO ] Added : 75 causal constraints over 15 iterations in 2944 ms. Result :sat
Minimization took 1934 ms.
[2026-05-29 00:51:46] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:51:46] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 25 ms returned sat
[2026-05-29 00:51:47] [INFO ] [Real]Absence check using state equation in 403 ms returned sat
[2026-05-29 00:51:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:51:47] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:51:47] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:51:47] [INFO ] [Nat]Absence check using state equation in 393 ms returned sat
[2026-05-29 00:51:47] [INFO ] [Nat]Added 72 Read/Feed constraints in 91 ms returned sat
[2026-05-29 00:51:47] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 63 ms.
[2026-05-29 00:51:49] [INFO ] Added : 93 causal constraints over 19 iterations in 1972 ms. Result :sat
Minimization took 1699 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[158, 308]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[158, 308]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:51:53] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:51:53] [INFO ] Invariant cache hit.
[2026-05-29 00:51:54] [INFO ] Implicit Places using invariants in 918 ms returned []
[2026-05-29 00:51:54] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:51:54] [INFO ] Invariant cache hit.
[2026-05-29 00:51:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:51:57] [INFO ] Implicit Places using invariants and state equation in 3814 ms returned []
Implicit Place search using SMT with State Equation took 4753 ms to find 0 implicit places.
[2026-05-29 00:51:57] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4780 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:51:57] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:51:57] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:51:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14985579497361049816.gal : 4 ms
[2026-05-29 00:51:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10083414185584720590.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/ReachabilityCardinality14985579497361049816.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10083414185584720590.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 345 ms. (115 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality10083414185584720590.prop.
BEST_FIRST walk for 40004 steps (13 resets) in 196 ms. (203 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (13 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
BEST_FIRST walk for 40002 steps (16 resets) in 213 ms. (186 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
BEST_FIRST walk for 40001 steps (10 resets) in 252 ms. (158 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 197425 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 4
Probabilistic random walk after 197425 steps, saw 98791 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2026-05-29 00:52:01] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:52:01] [INFO ] Invariant cache hit.
[2026-05-29 00:52:01] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3188 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1978 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5190ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 241 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (24 resets) in 396 ms. (100 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 274 ms. (145 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 221 ms. (180 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 225528 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 225528 steps, saw 111371 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 00:52:10] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:52:10] [INFO ] Invariant cache hit.
[2026-05-29 00:52:10] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 635 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4604 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5244ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 436 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:52:15] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:52:15] [INFO ] Invariant cache hit.
[2026-05-29 00:52:16] [INFO ] Implicit Places using invariants in 1012 ms returned []
[2026-05-29 00:52:16] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:52:16] [INFO ] Invariant cache hit.
[2026-05-29 00:52:17] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:52:21] [INFO ] Implicit Places using invariants and state equation in 4460 ms returned []
Implicit Place search using SMT with State Equation took 5473 ms to find 0 implicit places.
[2026-05-29 00:52:21] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5499 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 65 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8465253900782215691.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12534620025129989452.kers'
[2026-05-29 00:52:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8465253900782215691.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12534620025129989452.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:52:21] [INFO ] Computed 38 invariants in 7 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-12534620025129989452.kers
Total runtime 9 ms.
[2026-05-29 00:52:21] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:52:21] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 51 ms returned sat
[2026-05-29 00:52:21] [INFO ] After 195ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:52:21] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:52:21] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 51 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:52:28] [INFO ] After 7129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:52:29] [INFO ] After 7985ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:52:30] [INFO ] After 8868ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:52:30] [INFO ] Flatten gal took : 23 ms
[2026-05-29 00:52:30] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:52:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17056173352389917741.gal : 4 ms
[2026-05-29 00:52:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9035680452781349128.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/ReachabilityCardinality17056173352389917741.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9035680452781349128.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/ReachabilityCardinality9035680452781349128.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:52:45] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:52:45] [INFO ] Applying decomposition
[2026-05-29 00:52:45] [INFO ] Flatten gal took : 18 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/graph1849858530975665056.txt' '-o' '/tmp/graph1849858530975665056.bin' '-w' '/tmp/graph1849858530975665056.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1849858530975665056.bin' '-l' '-1' '-v' '-w' '/tmp/graph1849858530975665056.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:52:45] [INFO ] Decomposing Gal with order
[2026-05-29 00:52:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:52:45] [INFO ] Removed a total of 728 redundant transitions.
[2026-05-29 00:52:45] [INFO ] Flatten gal took : 89 ms
[2026-05-29 00:52:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 283 labels/synchronizations in 9 ms.
[2026-05-29 00:52:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3070756098497590000.gal : 5 ms
[2026-05-29 00:52:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16955769575183116199.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/ReachabilityCardinality3070756098497590000.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16955769575183116199.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/ReachabilityCardinality16955769575183116199.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 16
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :16 after 57
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :57 after 81
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :81 after 137
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :137 after 223
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :223 after 1232
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1232 after 3940
Detected timeout of ITS tools.
[2026-05-29 00:52:48] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:52:48] [INFO ] Applying decomposition
[2026-05-29 00:52:48] [INFO ] Flatten gal took : 18 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/graph3011372972238995166.txt' '-o' '/tmp/graph3011372972238995166.bin' '-w' '/tmp/graph3011372972238995166.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3011372972238995166.bin' '-l' '-1' '-v' '-w' '/tmp/graph3011372972238995166.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:52:48] [INFO ] Decomposing Gal with order
[2026-05-29 00:52:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:52:48] [INFO ] Removed a total of 551 redundant transitions.
[2026-05-29 00:52:48] [INFO ] Flatten gal took : 53 ms
[2026-05-29 00:52:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 433 labels/synchronizations in 8 ms.
[2026-05-29 00:52:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2248216547253530612.gal : 4 ms
[2026-05-29 00:52:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13144576025761256090.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/ReachabilityCardinality2248216547253530612.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13144576025761256090.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/ReachabilityCardinality13144576025761256090.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 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 26
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :26 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 65
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3940 after 8555
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :65 after 134
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :134 after 820
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :820 after 2821
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2821 after 10830
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8555 after 43383
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10830 after 18484
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :43383 after 220214
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39556 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, 2] Max Struct:[157, 307]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3713342722754886466.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4781311272577861533.kers'
[2026-05-29 00:53:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3713342722754886466.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4781311272577861533.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:53:00] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-4781311272577861533.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[157, 307]
RANDOM walk for 1000000 steps (545 resets) in 3827 ms. (261 steps per ms)
BEST_FIRST walk for 2000001 steps (432 resets) in 4054 ms. (493 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[157, 307]
[2026-05-29 00:53:08] [INFO ] Flow matrix only has 656 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-3845565561091133730.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1105388252685660662.kers'
[2026-05-29 00:53:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3845565561091133730.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1105388252685660662.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:53:08] [INFO ] Computed 38 invariants in 7 ms
Computed 38 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-1105388252685660662.kers
Total runtime 9 ms.
[2026-05-29 00:53:08] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:53:08] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:53:09] [INFO ] [Real]Absence check using state equation in 344 ms returned sat
[2026-05-29 00:53:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:53:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:53:09] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
[2026-05-29 00:53:09] [INFO ] [Nat]Absence check using state equation in 501 ms returned sat
[2026-05-29 00:53:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:53:10] [INFO ] [Nat]Added 72 Read/Feed constraints in 351 ms returned sat
[2026-05-29 00:53:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1065 ms
[2026-05-29 00:53:11] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 69 ms.
[2026-05-29 00:53:15] [INFO ] Added : 75 causal constraints over 15 iterations in 4135 ms. Result :sat
Minimization took 2136 ms.
[2026-05-29 00:53:17] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:53:17] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:53:18] [INFO ] [Real]Absence check using state equation in 427 ms returned sat
[2026-05-29 00:53:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:53:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:53:18] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:53:18] [INFO ] [Nat]Absence check using state equation in 516 ms returned sat
[2026-05-29 00:53:18] [INFO ] [Nat]Added 72 Read/Feed constraints in 88 ms returned sat
[2026-05-29 00:53:19] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 44 ms.
[2026-05-29 00:53:21] [INFO ] Added : 93 causal constraints over 19 iterations in 2237 ms. Result :sat
Minimization took 1742 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[157, 307]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[157, 307]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 11 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:53:24] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:53:24] [INFO ] Invariant cache hit.
[2026-05-29 00:53:25] [INFO ] Implicit Places using invariants in 1094 ms returned []
[2026-05-29 00:53:25] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:53:25] [INFO ] Invariant cache hit.
[2026-05-29 00:53:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:53:30] [INFO ] Implicit Places using invariants and state equation in 4533 ms returned []
Implicit Place search using SMT with State Equation took 5630 ms to find 0 implicit places.
[2026-05-29 00:53:30] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5658 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:53:30] [INFO ] Flatten gal took : 32 ms
[2026-05-29 00:53:30] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:53:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13876196696776663005.gal : 6 ms
[2026-05-29 00:53:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10943290754001957199.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/ReachabilityCardinality13876196696776663005.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10943290754001957199.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 (19 resets) in 366 ms. (108 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 210 ms. (189 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality10943290754001957199.prop.
BEST_FIRST walk for 40001 steps (16 resets) in 278 ms. (143 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 189767 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 4
Probabilistic random walk after 189767 steps, saw 95347 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
[2026-05-29 00:53:33] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:53:33] [INFO ] Invariant cache hit.
[2026-05-29 00:53:33] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2588 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1902 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4497ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 459 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (18 resets) in 349 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 128 ms. (310 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (15 resets) in 176 ms. (225 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 202249 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 2
Probabilistic random walk after 202249 steps, saw 100911 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2026-05-29 00:53:42] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:53:42] [INFO ] Invariant cache hit.
[2026-05-29 00:53:42] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 916 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4753 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5676ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 463 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:53:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:53:48] [INFO ] Invariant cache hit.
[2026-05-29 00:53:49] [INFO ] Implicit Places using invariants in 1275 ms returned []
[2026-05-29 00:53:49] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:53:49] [INFO ] Invariant cache hit.
[2026-05-29 00:53:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:53:53] [INFO ] Implicit Places using invariants and state equation in 4142 ms returned []
Implicit Place search using SMT with State Equation took 5419 ms to find 0 implicit places.
[2026-05-29 00:53:53] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5441 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 38 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-494461365371197172.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17047423489520976275.kers'
[2026-05-29 00:53:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-494461365371197172.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17047423489520976275.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:53:53] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-17047423489520976275.kers
Total runtime 7 ms.
[2026-05-29 00:53:53] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:53:53] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:53:53] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:53:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:53:53] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 47 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:54:00] [INFO ] After 6709ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:54:01] [INFO ] After 7581ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:54:02] [INFO ] After 8222ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:54:02] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:54:02] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:54:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1550879869122427064.gal : 4 ms
[2026-05-29 00:54:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2776070083347264315.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/ReachabilityCardinality1550879869122427064.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2776070083347264315.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/ReachabilityCardinality2776070083347264315.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:54:17] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:54:17] [INFO ] Applying decomposition
[2026-05-29 00:54:17] [INFO ] Flatten gal took : 17 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/graph12921156777028791101.txt' '-o' '/tmp/graph12921156777028791101.bin' '-w' '/tmp/graph12921156777028791101.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12921156777028791101.bin' '-l' '-1' '-v' '-w' '/tmp/graph12921156777028791101.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:54:17] [INFO ] Decomposing Gal with order
[2026-05-29 00:54:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:54:17] [INFO ] Removed a total of 618 redundant transitions.
[2026-05-29 00:54:17] [INFO ] Flatten gal took : 50 ms
[2026-05-29 00:54:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 441 labels/synchronizations in 9 ms.
[2026-05-29 00:54:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6764704590288498456.gal : 5 ms
[2026-05-29 00:54:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1405858491403615574.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/ReachabilityCardinality6764704590288498456.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1405858491403615574.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/ReachabilityCardinality1405858491403615574.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 563
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :563 after 799
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :799 after 1117
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1117 after 1594
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1594 after 3896
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3896 after 6223
Detected timeout of ITS tools.
[2026-05-29 00:54:20] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:54:20] [INFO ] Applying decomposition
[2026-05-29 00:54:20] [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/graph12947456590966968773.txt' '-o' '/tmp/graph12947456590966968773.bin' '-w' '/tmp/graph12947456590966968773.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12947456590966968773.bin' '-l' '-1' '-v' '-w' '/tmp/graph12947456590966968773.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:54:20] [INFO ] Decomposing Gal with order
[2026-05-29 00:54:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:54:20] [INFO ] Removed a total of 566 redundant transitions.
[2026-05-29 00:54:20] [INFO ] Flatten gal took : 52 ms
[2026-05-29 00:54:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 467 labels/synchronizations in 10 ms.
[2026-05-29 00:54:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7593729846981085803.gal : 5 ms
[2026-05-29 00:54:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14358927088834679908.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/ReachabilityCardinality7593729846981085803.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14358927088834679908.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/ReachabilityCardinality14358927088834679908.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 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 26
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :26 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 65
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :65 after 127
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :127 after 534
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :534 after 1942
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1942 after 7358
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6223 after 22207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7358 after 26579
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38808 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, 2] Max Struct:[156, 306]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2231786181393560321.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4864339657743076721.kers'
[2026-05-29 00:54:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2231786181393560321.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4864339657743076721.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:54:32] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-4864339657743076721.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[156, 306]
RANDOM walk for 1000000 steps (516 resets) in 3233 ms. (309 steps per ms)
BEST_FIRST walk for 2000001 steps (463 resets) in 3363 ms. (594 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[156, 306]
[2026-05-29 00:54:39] [INFO ] Flow matrix only has 656 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-8993644470369072794.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13735299785061001937.kers'
[2026-05-29 00:54:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8993644470369072794.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13735299785061001937.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:54:39] [INFO ] Computed 38 invariants in 11 ms
Computed 38 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-13735299785061001937.kers
Total runtime 15 ms.
[2026-05-29 00:54:39] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 00:54:39] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 43 ms returned sat
[2026-05-29 00:54:39] [INFO ] [Real]Absence check using state equation in 525 ms returned sat
[2026-05-29 00:54:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:54:39] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:54:39] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
[2026-05-29 00:54:40] [INFO ] [Nat]Absence check using state equation in 579 ms returned sat
[2026-05-29 00:54:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:54:40] [INFO ] [Nat]Added 72 Read/Feed constraints in 340 ms returned sat
[2026-05-29 00:54:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 649 ms
[2026-05-29 00:54:41] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 48 ms.
[2026-05-29 00:54:44] [INFO ] Added : 75 causal constraints over 15 iterations in 2708 ms. Result :sat
Minimization took 1983 ms.
[2026-05-29 00:54:46] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:54:46] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 00:54:46] [INFO ] [Real]Absence check using state equation in 461 ms returned sat
[2026-05-29 00:54:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:54:46] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:54:47] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
[2026-05-29 00:54:47] [INFO ] [Nat]Absence check using state equation in 473 ms returned sat
[2026-05-29 00:54:47] [INFO ] [Nat]Added 72 Read/Feed constraints in 131 ms returned sat
[2026-05-29 00:54:47] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 65 ms.
[2026-05-29 00:54:49] [INFO ] Added : 93 causal constraints over 19 iterations in 2272 ms. Result :sat
Minimization took 1791 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[156, 306]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[156, 306]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:54:53] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:54:53] [INFO ] Invariant cache hit.
[2026-05-29 00:54:54] [INFO ] Implicit Places using invariants in 1400 ms returned []
[2026-05-29 00:54:54] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:54:54] [INFO ] Invariant cache hit.
[2026-05-29 00:54:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:54:58] [INFO ] Implicit Places using invariants and state equation in 3709 ms returned []
Implicit Place search using SMT with State Equation took 5111 ms to find 0 implicit places.
[2026-05-29 00:54:58] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5134 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:54:58] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:54:58] [INFO ] Flatten gal took : 31 ms
[2026-05-29 00:54:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8790986798058516439.gal : 6 ms
[2026-05-29 00:54:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11518311463427904387.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/ReachabilityCardinality8790986798058516439.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11518311463427904387.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 (22 resets) in 413 ms. (96 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (15 resets) in 166 ms. (239 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11518311463427904387.prop.
BEST_FIRST walk for 40001 steps (14 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 225 ms. (177 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 232 ms. (171 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 178418 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 4
Probabilistic random walk after 178418 steps, saw 90144 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 00:55:02] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:55:02] [INFO ] Invariant cache hit.
[2026-05-29 00:55:02] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3390 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2130 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5538ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 123 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (29 resets) in 247 ms. (161 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 234 ms. (170 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 198 ms. (201 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 214263 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 2
Probabilistic random walk after 214263 steps, saw 106409 distinct states, run finished after 3005 ms. (steps per millisecond=71 ) properties seen :0
[2026-05-29 00:55:11] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:55:11] [INFO ] Invariant cache hit.
[2026-05-29 00:55:11] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 704 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4442 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5162ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 556 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:55:16] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:55:16] [INFO ] Invariant cache hit.
[2026-05-29 00:55:18] [INFO ] Implicit Places using invariants in 1473 ms returned []
[2026-05-29 00:55:18] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:55:18] [INFO ] Invariant cache hit.
[2026-05-29 00:55:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:55:21] [INFO ] Implicit Places using invariants and state equation in 3738 ms returned []
Implicit Place search using SMT with State Equation took 5230 ms to find 0 implicit places.
[2026-05-29 00:55:22] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5254 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 37 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13184064972569004628.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8507662083677667251.kers'
[2026-05-29 00:55:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13184064972569004628.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8507662083677667251.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:55:22] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-8507662083677667251.kers
Total runtime 7 ms.
[2026-05-29 00:55:22] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:55:22] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 00:55:22] [INFO ] After 140ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:55:22] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 00:55:22] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 33 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:55:28] [INFO ] After 6639ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:55:29] [INFO ] After 7446ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:55:30] [INFO ] After 8070ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:55:30] [INFO ] Flatten gal took : 26 ms
[2026-05-29 00:55:30] [INFO ] Flatten gal took : 17 ms
[2026-05-29 00:55:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3759729770917789069.gal : 4 ms
[2026-05-29 00:55:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8778878968782663516.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/ReachabilityCardinality3759729770917789069.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8778878968782663516.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/ReachabilityCardinality8778878968782663516.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:55:45] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:55:45] [INFO ] Applying decomposition
[2026-05-29 00:55:45] [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/graph10662612829905315978.txt' '-o' '/tmp/graph10662612829905315978.bin' '-w' '/tmp/graph10662612829905315978.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10662612829905315978.bin' '-l' '-1' '-v' '-w' '/tmp/graph10662612829905315978.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:55:45] [INFO ] Decomposing Gal with order
[2026-05-29 00:55:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:55:45] [INFO ] Removed a total of 574 redundant transitions.
[2026-05-29 00:55:45] [INFO ] Flatten gal took : 77 ms
[2026-05-29 00:55:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 373 labels/synchronizations in 12 ms.
[2026-05-29 00:55:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5210870521302071125.gal : 7 ms
[2026-05-29 00:55:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4744700501467639317.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/ReachabilityCardinality5210870521302071125.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4744700501467639317.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/ReachabilityCardinality4744700501467639317.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :227 after 787
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :787 after 891
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :891 after 1365
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1365 after 1577
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1577 after 4509
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4509 after 10709
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :10709 after 11613
Detected timeout of ITS tools.
[2026-05-29 00:55:48] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:55:48] [INFO ] Applying decomposition
[2026-05-29 00:55:48] [INFO ] Flatten gal took : 19 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/graph11976916376383020047.txt' '-o' '/tmp/graph11976916376383020047.bin' '-w' '/tmp/graph11976916376383020047.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11976916376383020047.bin' '-l' '-1' '-v' '-w' '/tmp/graph11976916376383020047.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:55:48] [INFO ] Decomposing Gal with order
[2026-05-29 00:55:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:55:48] [INFO ] Removed a total of 516 redundant transitions.
[2026-05-29 00:55:48] [INFO ] Flatten gal took : 50 ms
[2026-05-29 00:55:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 339 labels/synchronizations in 7 ms.
[2026-05-29 00:55:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10560774285723042601.gal : 4 ms
[2026-05-29 00:55:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10622178780938871352.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/ReachabilityCardinality10560774285723042601.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10622178780938871352.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/ReachabilityCardinality10622178780938871352.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 28
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :28 after 38
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :38 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :130 after 273
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :273 after 547
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :547 after 618
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :618 after 1093
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1093 after 2264
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2264 after 7324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 46649
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 20995
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :46649 after 106883
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38716 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, 2] Max Struct:[155, 305]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10061137532494542964.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2213256390384401674.kers'
[2026-05-29 00:56:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10061137532494542964.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2213256390384401674.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:56:00] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2213256390384401674.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[155, 305]
RANDOM walk for 1000000 steps (519 resets) in 3221 ms. (310 steps per ms)
BEST_FIRST walk for 2000002 steps (500 resets) in 3733 ms. (535 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[155, 305]
[2026-05-29 00:56:07] [INFO ] Flow matrix only has 656 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-4256984346560670403.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12301925932857668977.kers'
[2026-05-29 00:56:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4256984346560670403.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12301925932857668977.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:56:07] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12301925932857668977.kers
Total runtime 6 ms.
[2026-05-29 00:56:07] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:56:07] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 28 ms returned sat
[2026-05-29 00:56:08] [INFO ] [Real]Absence check using state equation in 495 ms returned sat
[2026-05-29 00:56:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:56:08] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:56:08] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 28 ms returned sat
[2026-05-29 00:56:08] [INFO ] [Nat]Absence check using state equation in 489 ms returned sat
[2026-05-29 00:56:08] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:56:09] [INFO ] [Nat]Added 72 Read/Feed constraints in 359 ms returned sat
[2026-05-29 00:56:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 767 ms
[2026-05-29 00:56:10] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 61 ms.
[2026-05-29 00:56:13] [INFO ] Added : 75 causal constraints over 15 iterations in 3650 ms. Result :sat
Minimization took 2074 ms.
[2026-05-29 00:56:15] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:56:15] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 00:56:16] [INFO ] [Real]Absence check using state equation in 287 ms returned sat
[2026-05-29 00:56:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:56:16] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:56:16] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 00:56:16] [INFO ] [Nat]Absence check using state equation in 334 ms returned sat
[2026-05-29 00:56:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 92 ms returned sat
[2026-05-29 00:56:16] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 45 ms.
[2026-05-29 00:56:18] [INFO ] Added : 93 causal constraints over 19 iterations in 1518 ms. Result :sat
Minimization took 1557 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[155, 305]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[155, 305]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:56:21] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:56:21] [INFO ] Invariant cache hit.
[2026-05-29 00:56:22] [INFO ] Implicit Places using invariants in 943 ms returned []
[2026-05-29 00:56:22] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:56:22] [INFO ] Invariant cache hit.
[2026-05-29 00:56:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:56:26] [INFO ] Implicit Places using invariants and state equation in 4442 ms returned []
Implicit Place search using SMT with State Equation took 5387 ms to find 0 implicit places.
[2026-05-29 00:56:26] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5405 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:56:26] [INFO ] Flatten gal took : 30 ms
[2026-05-29 00:56:26] [INFO ] Flatten gal took : 36 ms
[2026-05-29 00:56:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9708848598868540077.gal : 6 ms
[2026-05-29 00:56:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4688515631889047126.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/ReachabilityCardinality9708848598868540077.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4688515631889047126.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 308 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 210 ms. (189 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4688515631889047126.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 142 ms. (279 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 175106 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 4
Probabilistic random walk after 175106 steps, saw 88693 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 00:56:30] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:56:30] [INFO ] Invariant cache hit.
[2026-05-29 00:56:30] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2281 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1571 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3860ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 196 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (28 resets) in 208 ms. (191 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Interrupted probabilistic random walk after 233802 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 233802 steps, saw 115000 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 00:56:37] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:56:37] [INFO ] Invariant cache hit.
[2026-05-29 00:56:37] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4224 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4891ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 402 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:56:42] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:56:42] [INFO ] Invariant cache hit.
[2026-05-29 00:56:43] [INFO ] Implicit Places using invariants in 953 ms returned []
[2026-05-29 00:56:43] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:56:43] [INFO ] Invariant cache hit.
[2026-05-29 00:56:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:56:47] [INFO ] Implicit Places using invariants and state equation in 3645 ms returned []
Implicit Place search using SMT with State Equation took 4605 ms to find 0 implicit places.
[2026-05-29 00:56:47] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4623 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 40 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18122191560317826222.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14210365914318719520.kers'
[2026-05-29 00:56:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18122191560317826222.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14210365914318719520.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:56:47] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-14210365914318719520.kers
Total runtime 9 ms.
[2026-05-29 00:56:47] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:56:47] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 38 ms returned sat
[2026-05-29 00:56:47] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:56:47] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:56:47] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:56:53] [INFO ] After 6333ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:56:54] [INFO ] After 7147ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:56:55] [INFO ] After 7777ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:56:55] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:56:55] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:56:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality708340886604533966.gal : 4 ms
[2026-05-29 00:56:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12273186400813906357.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/ReachabilityCardinality708340886604533966.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12273186400813906357.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/ReachabilityCardinality12273186400813906357.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 00:57:10] [INFO ] Flatten gal took : 17 ms
[2026-05-29 00:57:10] [INFO ] Applying decomposition
[2026-05-29 00:57:10] [INFO ] Flatten gal took : 17 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/graph15203173114191238352.txt' '-o' '/tmp/graph15203173114191238352.bin' '-w' '/tmp/graph15203173114191238352.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15203173114191238352.bin' '-l' '-1' '-v' '-w' '/tmp/graph15203173114191238352.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:57:10] [INFO ] Decomposing Gal with order
[2026-05-29 00:57:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:57:10] [INFO ] Removed a total of 497 redundant transitions.
[2026-05-29 00:57:10] [INFO ] Flatten gal took : 50 ms
[2026-05-29 00:57:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 414 labels/synchronizations in 7 ms.
[2026-05-29 00:57:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5492653429034230812.gal : 5 ms
[2026-05-29 00:57:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14559941642768958867.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/ReachabilityCardinality5492653429034230812.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14559941642768958867.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/ReachabilityCardinality14559941642768958867.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 355
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :355 after 463
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :463 after 1287
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1287 after 1780
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1780 after 4636
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4636 after 11028
Detected timeout of ITS tools.
[2026-05-29 00:57:17] [INFO ] Flatten gal took : 22 ms
[2026-05-29 00:57:17] [INFO ] Applying decomposition
[2026-05-29 00:57:17] [INFO ] Flatten gal took : 34 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/graph17486949135064989812.txt' '-o' '/tmp/graph17486949135064989812.bin' '-w' '/tmp/graph17486949135064989812.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17486949135064989812.bin' '-l' '-1' '-v' '-w' '/tmp/graph17486949135064989812.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:57:17] [INFO ] Decomposing Gal with order
[2026-05-29 00:57:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:57:17] [INFO ] Removed a total of 525 redundant transitions.
[2026-05-29 00:57:17] [INFO ] Flatten gal took : 58 ms
[2026-05-29 00:57:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 471 labels/synchronizations in 38 ms.
[2026-05-29 00:57:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14662237952651706521.gal : 5 ms
[2026-05-29 00:57:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6087000871486516575.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/ReachabilityCardinality14662237952651706521.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6087000871486516575.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/ReachabilityCardinality6087000871486516575.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 43
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :43 after 50
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11028 after 25508
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 92
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :92 after 270
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :270 after 375
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :375 after 520
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :520 after 660
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :660 after 1160
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1160 after 2832
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2832 after 7620
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 20075
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :40673 after 118108
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38344 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, 2] Max Struct:[154, 304]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3677944081842950013.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-357942071741262318.kers'
[2026-05-29 00:57:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3677944081842950013.kers, --Pflows, --basisKERS=/tmp/petrispot-output-357942071741262318.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:57:25] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-357942071741262318.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[154, 304]
RANDOM walk for 1000000 steps (548 resets) in 3588 ms. (278 steps per ms)
BEST_FIRST walk for 2000001 steps (456 resets) in 3717 ms. (537 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[154, 304]
[2026-05-29 00:57:33] [INFO ] Flow matrix only has 656 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-9152026054612617551.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-832872148608664728.kers'
[2026-05-29 00:57:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9152026054612617551.kers, --Pflows, --basisKERS=/tmp/petrispot-output-832872148608664728.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:57:33] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-832872148608664728.kers
Total runtime 7 ms.
[2026-05-29 00:57:33] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 00:57:33] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 00:57:33] [INFO ] [Real]Absence check using state equation in 442 ms returned sat
[2026-05-29 00:57:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:57:33] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:57:33] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 31 ms returned sat
[2026-05-29 00:57:34] [INFO ] [Nat]Absence check using state equation in 489 ms returned sat
[2026-05-29 00:57:34] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:57:34] [INFO ] [Nat]Added 72 Read/Feed constraints in 425 ms returned sat
[2026-05-29 00:57:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1132 ms
[2026-05-29 00:57:35] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 75 ms.
[2026-05-29 00:57:39] [INFO ] Added : 75 causal constraints over 15 iterations in 3610 ms. Result :sat
Minimization took 1898 ms.
[2026-05-29 00:57:41] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:57:41] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 00:57:41] [INFO ] [Real]Absence check using state equation in 450 ms returned sat
[2026-05-29 00:57:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:57:42] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:57:42] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
[2026-05-29 00:57:42] [INFO ] [Nat]Absence check using state equation in 441 ms returned sat
[2026-05-29 00:57:42] [INFO ] [Nat]Added 72 Read/Feed constraints in 91 ms returned sat
[2026-05-29 00:57:42] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 55 ms.
[2026-05-29 00:57:44] [INFO ] Added : 93 causal constraints over 19 iterations in 1869 ms. Result :sat
Minimization took 1523 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[154, 304]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[154, 304]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:57:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:57:47] [INFO ] Invariant cache hit.
[2026-05-29 00:57:48] [INFO ] Implicit Places using invariants in 926 ms returned []
[2026-05-29 00:57:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:57:48] [INFO ] Invariant cache hit.
[2026-05-29 00:57:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:57:52] [INFO ] Implicit Places using invariants and state equation in 3979 ms returned []
Implicit Place search using SMT with State Equation took 4908 ms to find 0 implicit places.
[2026-05-29 00:57:52] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4926 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:57:52] [INFO ] Flatten gal took : 45 ms
[2026-05-29 00:57:52] [INFO ] Flatten gal took : 24 ms
[2026-05-29 00:57:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10052545783246914819.gal : 5 ms
[2026-05-29 00:57:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6034711767368621193.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/ReachabilityCardinality10052545783246914819.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6034711767368621193.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 250 ms. (159 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6034711767368621193.prop.
BEST_FIRST walk for 40004 steps (16 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 186 ms. (213 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 136 ms. (292 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 199503 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 4
Probabilistic random walk after 199503 steps, saw 99687 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2026-05-29 00:57:56] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:57:56] [INFO ] Invariant cache hit.
[2026-05-29 00:57:56] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2297 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 2/433 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/433 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/433 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 433 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2742 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5051ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 212 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (19 resets) in 243 ms. (163 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 198 ms. (201 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (13 resets) in 202 ms. (197 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 232956 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 232956 steps, saw 114616 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 00:58:04] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:58:04] [INFO ] Invariant cache hit.
[2026-05-29 00:58:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 668 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4245 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4921ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 440 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:58:09] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:58:09] [INFO ] Invariant cache hit.
[2026-05-29 00:58:10] [INFO ] Implicit Places using invariants in 919 ms returned []
[2026-05-29 00:58:10] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:58:10] [INFO ] Invariant cache hit.
[2026-05-29 00:58:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:58:14] [INFO ] Implicit Places using invariants and state equation in 3629 ms returned []
Implicit Place search using SMT with State Equation took 4550 ms to find 0 implicit places.
[2026-05-29 00:58:14] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4573 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 45 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2887624027955551535.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10494345332666240287.kers'
[2026-05-29 00:58:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2887624027955551535.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10494345332666240287.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:58:14] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-10494345332666240287.kers
Total runtime 6 ms.
[2026-05-29 00:58:14] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:58:14] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:58:14] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:58:14] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:58:14] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:58:21] [INFO ] After 6343ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:58:22] [INFO ] After 7160ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:58:22] [INFO ] After 7786ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:58:22] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:58:22] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:58:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11247395027344409695.gal : 3 ms
[2026-05-29 00:58:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10870522437026761091.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/ReachabilityCardinality11247395027344409695.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10870522437026761091.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/ReachabilityCardinality10870522437026761091.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 00:58:37] [INFO ] Flatten gal took : 17 ms
[2026-05-29 00:58:37] [INFO ] Applying decomposition
[2026-05-29 00:58:37] [INFO ] Flatten gal took : 30 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/graph6780900977421046351.txt' '-o' '/tmp/graph6780900977421046351.bin' '-w' '/tmp/graph6780900977421046351.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6780900977421046351.bin' '-l' '-1' '-v' '-w' '/tmp/graph6780900977421046351.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:58:37] [INFO ] Decomposing Gal with order
[2026-05-29 00:58:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:58:37] [INFO ] Removed a total of 563 redundant transitions.
[2026-05-29 00:58:37] [INFO ] Flatten gal took : 54 ms
[2026-05-29 00:58:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 471 labels/synchronizations in 9 ms.
[2026-05-29 00:58:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14489519831543257047.gal : 5 ms
[2026-05-29 00:58:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13142015648954122247.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/ReachabilityCardinality14489519831543257047.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13142015648954122247.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/ReachabilityCardinality13142015648954122247.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 285
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :285 after 447
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :447 after 819
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :819 after 1492
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1492 after 2569
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2569 after 5469
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5469 after 11421
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :11421 after 20847
Detected timeout of ITS tools.
[2026-05-29 00:58:42] [INFO ] Flatten gal took : 18 ms
[2026-05-29 00:58:42] [INFO ] Applying decomposition
[2026-05-29 00:58:42] [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/graph12418240772198206085.txt' '-o' '/tmp/graph12418240772198206085.bin' '-w' '/tmp/graph12418240772198206085.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12418240772198206085.bin' '-l' '-1' '-v' '-w' '/tmp/graph12418240772198206085.weights' '-q' '0' '-e' '0.001'
[2026-05-29 00:58:43] [INFO ] Decomposing Gal with order
[2026-05-29 00:58:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 00:58:43] [INFO ] Removed a total of 572 redundant transitions.
[2026-05-29 00:58:43] [INFO ] Flatten gal took : 51 ms
[2026-05-29 00:58:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 364 labels/synchronizations in 8 ms.
[2026-05-29 00:58:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3680521169702629500.gal : 5 ms
[2026-05-29 00:58:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10555269841647489610.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/ReachabilityCardinality3680521169702629500.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10555269841647489610.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/ReachabilityCardinality10555269841647489610.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 38
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :38 after 110
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :110 after 270
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :270 after 450
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :450 after 566
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :566 after 1117
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1117 after 1822
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1822 after 9672
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9672 after 20590
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :20590 after 36988
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :36988 after 174656
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :20847 after 110473
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38344 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, 2] Max Struct:[153, 303]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2828427662638555835.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-59711922712319210.kers'
[2026-05-29 00:58:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2828427662638555835.kers, --Pflows, --basisKERS=/tmp/petrispot-output-59711922712319210.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:58:52] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-59711922712319210.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[153, 303]
RANDOM walk for 1000000 steps (524 resets) in 3788 ms. (263 steps per ms)
BEST_FIRST walk for 2000002 steps (468 resets) in 3961 ms. (504 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[153, 303]
[2026-05-29 00:59:00] [INFO ] Flow matrix only has 656 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-17127510873309218565.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5477337816572535768.kers'
[2026-05-29 00:59:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17127510873309218565.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5477337816572535768.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 00:59:00] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5477337816572535768.kers
Total runtime 11 ms.
[2026-05-29 00:59:00] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 00:59:00] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
[2026-05-29 00:59:01] [INFO ] [Real]Absence check using state equation in 537 ms returned sat
[2026-05-29 00:59:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:59:01] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 00:59:01] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
[2026-05-29 00:59:02] [INFO ] [Nat]Absence check using state equation in 619 ms returned sat
[2026-05-29 00:59:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:59:02] [INFO ] [Nat]Added 72 Read/Feed constraints in 457 ms returned sat
[2026-05-29 00:59:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 819 ms
[2026-05-29 00:59:03] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 59 ms.
[2026-05-29 00:59:06] [INFO ] Added : 75 causal constraints over 15 iterations in 3102 ms. Result :sat
Minimization took 1993 ms.
[2026-05-29 00:59:08] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 00:59:08] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 20 ms returned sat
[2026-05-29 00:59:09] [INFO ] [Real]Absence check using state equation in 337 ms returned sat
[2026-05-29 00:59:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 00:59:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 17 ms returned sat
[2026-05-29 00:59:09] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 29 ms returned sat
[2026-05-29 00:59:09] [INFO ] [Nat]Absence check using state equation in 515 ms returned sat
[2026-05-29 00:59:09] [INFO ] [Nat]Added 72 Read/Feed constraints in 130 ms returned sat
[2026-05-29 00:59:09] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 47 ms.
[2026-05-29 00:59:12] [INFO ] Added : 93 causal constraints over 19 iterations in 2149 ms. Result :sat
Minimization took 1751 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[153, 303]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[153, 303]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:59:15] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:59:15] [INFO ] Invariant cache hit.
[2026-05-29 00:59:16] [INFO ] Implicit Places using invariants in 1126 ms returned []
[2026-05-29 00:59:16] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:59:16] [INFO ] Invariant cache hit.
[2026-05-29 00:59:17] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:59:20] [INFO ] Implicit Places using invariants and state equation in 4027 ms returned []
Implicit Place search using SMT with State Equation took 5171 ms to find 0 implicit places.
[2026-05-29 00:59:20] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5193 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 00:59:20] [INFO ] Flatten gal took : 19 ms
[2026-05-29 00:59:20] [INFO ] Flatten gal took : 39 ms
[2026-05-29 00:59:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11257738320835192954.gal : 3 ms
[2026-05-29 00:59:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7871604736968584213.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/ReachabilityCardinality11257738320835192954.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7871604736968584213.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 (23 resets) in 381 ms. (104 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality7871604736968584213.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 192 ms. (207 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (16 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
BEST_FIRST walk for 40003 steps (13 resets) in 152 ms. (261 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 174774 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 4
Probabilistic random walk after 174774 steps, saw 88551 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 00:59:24] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:59:24] [INFO ] Invariant cache hit.
[2026-05-29 00:59:24] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 4096
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD size :4521 after 8006
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2653 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2669 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5329ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 140 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (18 resets) in 252 ms. (158 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (16 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (17 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 239741 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 2
Probabilistic random walk after 239741 steps, saw 117629 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 00:59:32] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:59:32] [INFO ] Invariant cache hit.
[2026-05-29 00:59:32] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 725 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4297 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5028ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 471 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 00:59:38] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:59:38] [INFO ] Invariant cache hit.
[2026-05-29 00:59:39] [INFO ] Implicit Places using invariants in 981 ms returned []
[2026-05-29 00:59:39] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 00:59:39] [INFO ] Invariant cache hit.
[2026-05-29 00:59:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 00:59:43] [INFO ] Implicit Places using invariants and state equation in 3826 ms returned []
Implicit Place search using SMT with State Equation took 4809 ms to find 0 implicit places.
[2026-05-29 00:59:43] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4827 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 41 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4424532332866714392.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16211255790314884394.kers'
[2026-05-29 00:59:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4424532332866714392.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16211255790314884394.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 00:59:43] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-16211255790314884394.kers
Total runtime 8 ms.
[2026-05-29 00:59:43] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:59:43] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 00:59:43] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 00:59:43] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 00:59:43] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 00:59:49] [INFO ] After 6506ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 00:59:50] [INFO ] After 7325ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:59:51] [INFO ] After 7961ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 00:59:51] [INFO ] Flatten gal took : 20 ms
[2026-05-29 00:59:51] [INFO ] Flatten gal took : 17 ms
[2026-05-29 00:59:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14550514678646466826.gal : 4 ms
[2026-05-29 00:59:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4303657424699889640.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/ReachabilityCardinality14550514678646466826.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4303657424699889640.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/ReachabilityCardinality4303657424699889640.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 01:00:06] [INFO ] Flatten gal took : 26 ms
[2026-05-29 01:00:06] [INFO ] Applying decomposition
[2026-05-29 01:00:06] [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/graph6630128480401149360.txt' '-o' '/tmp/graph6630128480401149360.bin' '-w' '/tmp/graph6630128480401149360.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6630128480401149360.bin' '-l' '-1' '-v' '-w' '/tmp/graph6630128480401149360.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:00:06] [INFO ] Decomposing Gal with order
[2026-05-29 01:00:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:00:06] [INFO ] Removed a total of 643 redundant transitions.
[2026-05-29 01:00:06] [INFO ] Flatten gal took : 64 ms
[2026-05-29 01:00:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 282 labels/synchronizations in 8 ms.
[2026-05-29 01:00:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3948842003884816632.gal : 4 ms
[2026-05-29 01:00:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16994489583702031644.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/ReachabilityCardinality3948842003884816632.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16994489583702031644.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/ReachabilityCardinality16994489583702031644.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 25
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :25 after 33
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :33 after 49
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :49 after 113
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :113 after 193
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :193 after 872
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :872 after 1961
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1961 after 13095
Detected timeout of ITS tools.
[2026-05-29 01:00:10] [INFO ] Flatten gal took : 23 ms
[2026-05-29 01:00:10] [INFO ] Applying decomposition
[2026-05-29 01:00:10] [INFO ] Flatten gal took : 19 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/graph5988786085323382259.txt' '-o' '/tmp/graph5988786085323382259.bin' '-w' '/tmp/graph5988786085323382259.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5988786085323382259.bin' '-l' '-1' '-v' '-w' '/tmp/graph5988786085323382259.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:00:10] [INFO ] Decomposing Gal with order
[2026-05-29 01:00:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:00:11] [INFO ] Removed a total of 462 redundant transitions.
[2026-05-29 01:00:11] [INFO ] Flatten gal took : 47 ms
[2026-05-29 01:00:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 344 labels/synchronizations in 6 ms.
[2026-05-29 01:00:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6821473200802109170.gal : 5 ms
[2026-05-29 01:00:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5773554605811649063.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/ReachabilityCardinality6821473200802109170.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5773554605811649063.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/ReachabilityCardinality5773554605811649063.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 92
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :230 after 375
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :375 after 400
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :400 after 660
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :660 after 839
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :839 after 1899
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1899 after 2626
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :13095 after 62353
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2626 after 3800
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38597 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, 2] Max Struct:[152, 302]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-53135478932471684.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2801185383677051029.kers'
[2026-05-29 01:00:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-53135478932471684.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2801185383677051029.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:00:21] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2801185383677051029.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[152, 302]
RANDOM walk for 1000000 steps (536 resets) in 3431 ms. (291 steps per ms)
BEST_FIRST walk for 2000001 steps (424 resets) in 4011 ms. (498 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[152, 302]
[2026-05-29 01:00:29] [INFO ] Flow matrix only has 656 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-16009719757820277679.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15485372675332886957.kers'
[2026-05-29 01:00:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16009719757820277679.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15485372675332886957.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:00:29] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-15485372675332886957.kers
Total runtime 6 ms.
[2026-05-29 01:00:29] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:00:29] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 01:00:29] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2026-05-29 01:00:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:00:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:00:29] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
[2026-05-29 01:00:30] [INFO ] [Nat]Absence check using state equation in 648 ms returned sat
[2026-05-29 01:00:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:00:30] [INFO ] [Nat]Added 72 Read/Feed constraints in 337 ms returned sat
[2026-05-29 01:00:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 819 ms
[2026-05-29 01:00:31] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 72 ms.
[2026-05-29 01:00:35] [INFO ] Added : 75 causal constraints over 15 iterations in 3680 ms. Result :sat
Minimization took 2245 ms.
[2026-05-29 01:00:37] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:00:37] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 01:00:37] [INFO ] [Real]Absence check using state equation in 320 ms returned sat
[2026-05-29 01:00:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:00:38] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:00:38] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 01:00:38] [INFO ] [Nat]Absence check using state equation in 342 ms returned sat
[2026-05-29 01:00:38] [INFO ] [Nat]Added 72 Read/Feed constraints in 94 ms returned sat
[2026-05-29 01:00:38] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 51 ms.
[2026-05-29 01:00:40] [INFO ] Added : 93 causal constraints over 19 iterations in 1739 ms. Result :sat
Minimization took 1557 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[152, 302]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[152, 302]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:00:43] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:00:43] [INFO ] Invariant cache hit.
[2026-05-29 01:00:44] [INFO ] Implicit Places using invariants in 979 ms returned []
[2026-05-29 01:00:44] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:00:44] [INFO ] Invariant cache hit.
[2026-05-29 01:00:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:00:48] [INFO ] Implicit Places using invariants and state equation in 4042 ms returned []
Implicit Place search using SMT with State Equation took 5023 ms to find 0 implicit places.
[2026-05-29 01:00:48] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5042 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:00:48] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:00:48] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:00:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12894746856260271958.gal : 3 ms
[2026-05-29 01:00:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5651695807486698589.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/ReachabilityCardinality12894746856260271958.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5651695807486698589.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 (19 resets) in 310 ms. (128 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality5651695807486698589.prop.
BEST_FIRST walk for 40002 steps (15 resets) in 212 ms. (187 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
BEST_FIRST walk for 40004 steps (16 resets) in 248 ms. (160 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
BEST_FIRST walk for 40002 steps (11 resets) in 216 ms. (184 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 187573 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 4
Probabilistic random walk after 187573 steps, saw 94321 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
[2026-05-29 01:00:52] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:00:52] [INFO ] Invariant cache hit.
[2026-05-29 01:00:52] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2664 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2428 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5099ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 366 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (19 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 234303 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 2
Probabilistic random walk after 234303 steps, saw 115225 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2026-05-29 01:01:00] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:01:00] [INFO ] Invariant cache hit.
[2026-05-29 01:01:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 944 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4699 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5649ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 489 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:01:06] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:01:06] [INFO ] Invariant cache hit.
[2026-05-29 01:01:07] [INFO ] Implicit Places using invariants in 941 ms returned []
[2026-05-29 01:01:07] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:01:07] [INFO ] Invariant cache hit.
[2026-05-29 01:01:08] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:01:12] [INFO ] Implicit Places using invariants and state equation in 4472 ms returned []
Implicit Place search using SMT with State Equation took 5415 ms to find 0 implicit places.
[2026-05-29 01:01:12] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5434 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 41 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16828957174882060099.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6465421962513982071.kers'
[2026-05-29 01:01:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16828957174882060099.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6465421962513982071.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:01:12] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-6465421962513982071.kers
Total runtime 8 ms.
[2026-05-29 01:01:12] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:01:12] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 38 ms returned sat
[2026-05-29 01:01:12] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:01:12] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:01:12] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:01:18] [INFO ] After 6274ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:01:19] [INFO ] After 7085ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:01:20] [INFO ] After 7906ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:01:20] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:01:20] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:01:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12065470947692051734.gal : 4 ms
[2026-05-29 01:01:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4938337013551201837.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/ReachabilityCardinality12065470947692051734.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4938337013551201837.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/ReachabilityCardinality4938337013551201837.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 01:01:35] [INFO ] Flatten gal took : 17 ms
[2026-05-29 01:01:35] [INFO ] Applying decomposition
[2026-05-29 01:01:35] [INFO ] Flatten gal took : 18 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/graph14759216278051929983.txt' '-o' '/tmp/graph14759216278051929983.bin' '-w' '/tmp/graph14759216278051929983.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14759216278051929983.bin' '-l' '-1' '-v' '-w' '/tmp/graph14759216278051929983.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:01:35] [INFO ] Decomposing Gal with order
[2026-05-29 01:01:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:01:35] [INFO ] Removed a total of 508 redundant transitions.
[2026-05-29 01:01:35] [INFO ] Flatten gal took : 50 ms
[2026-05-29 01:01:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 390 labels/synchronizations in 7 ms.
[2026-05-29 01:01:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5207598436438279997.gal : 4 ms
[2026-05-29 01:01:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality935307199390033315.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/ReachabilityCardinality5207598436438279997.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality935307199390033315.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/ReachabilityCardinality935307199390033315.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 31
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :31 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 867
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :867 after 1071
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1071 after 1367
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1367 after 1834
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1834 after 2625
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2625 after 4100
Detected timeout of ITS tools.
[2026-05-29 01:01:38] [INFO ] Flatten gal took : 30 ms
[2026-05-29 01:01:38] [INFO ] Applying decomposition
[2026-05-29 01:01:38] [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/graph18176827959927515392.txt' '-o' '/tmp/graph18176827959927515392.bin' '-w' '/tmp/graph18176827959927515392.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18176827959927515392.bin' '-l' '-1' '-v' '-w' '/tmp/graph18176827959927515392.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:01:38] [INFO ] Decomposing Gal with order
[2026-05-29 01:01:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:01:38] [INFO ] Removed a total of 535 redundant transitions.
[2026-05-29 01:01:38] [INFO ] Flatten gal took : 50 ms
[2026-05-29 01:01:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 309 labels/synchronizations in 7 ms.
[2026-05-29 01:01:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3158729583705262333.gal : 4 ms
[2026-05-29 01:01:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6206844684972163857.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/ReachabilityCardinality3158729583705262333.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6206844684972163857.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/ReachabilityCardinality6206844684972163857.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 33
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :33 after 43
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :43 after 49
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :49 after 92
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :92 after 400
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :400 after 620
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :620 after 980
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :980 after 2657
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2657 after 7402
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 45673
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7402 after 16311
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38436 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, 2] Max Struct:[151, 301]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14824006758446071531.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11772256322406596318.kers'
[2026-05-29 01:01:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14824006758446071531.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11772256322406596318.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:01:50] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-11772256322406596318.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[151, 301]
RANDOM walk for 1000000 steps (511 resets) in 3189 ms. (313 steps per ms)
BEST_FIRST walk for 2000001 steps (421 resets) in 3319 ms. (602 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[151, 301]
[2026-05-29 01:01:57] [INFO ] Flow matrix only has 656 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-15028880958055513109.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5563890966427815555.kers'
[2026-05-29 01:01:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15028880958055513109.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5563890966427815555.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:01:57] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-5563890966427815555.kers
Total runtime 9 ms.
[2026-05-29 01:01:57] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:01:57] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
[2026-05-29 01:01:57] [INFO ] [Real]Absence check using state equation in 406 ms returned sat
[2026-05-29 01:01:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:01:57] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:01:58] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 30 ms returned sat
[2026-05-29 01:01:58] [INFO ] [Nat]Absence check using state equation in 481 ms returned sat
[2026-05-29 01:01:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:01:58] [INFO ] [Nat]Added 72 Read/Feed constraints in 348 ms returned sat
[2026-05-29 01:01:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 851 ms
[2026-05-29 01:01:59] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 68 ms.
[2026-05-29 01:02:02] [INFO ] Added : 75 causal constraints over 15 iterations in 3090 ms. Result :sat
Minimization took 2046 ms.
[2026-05-29 01:02:04] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:02:04] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 01:02:05] [INFO ] [Real]Absence check using state equation in 293 ms returned sat
[2026-05-29 01:02:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:02:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:02:05] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 01:02:05] [INFO ] [Nat]Absence check using state equation in 526 ms returned sat
[2026-05-29 01:02:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 94 ms returned sat
[2026-05-29 01:02:06] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 50 ms.
[2026-05-29 01:02:08] [INFO ] Added : 93 causal constraints over 19 iterations in 2371 ms. Result :sat
Minimization took 1726 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[151, 301]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[151, 301]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:02:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:02:12] [INFO ] Invariant cache hit.
[2026-05-29 01:02:13] [INFO ] Implicit Places using invariants in 1272 ms returned []
[2026-05-29 01:02:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:02:13] [INFO ] Invariant cache hit.
[2026-05-29 01:02:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:02:17] [INFO ] Implicit Places using invariants and state equation in 3814 ms returned []
Implicit Place search using SMT with State Equation took 5088 ms to find 0 implicit places.
[2026-05-29 01:02:17] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5112 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:02:17] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:02:17] [INFO ] Flatten gal took : 26 ms
[2026-05-29 01:02:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5360485516110340106.gal : 4 ms
[2026-05-29 01:02:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14677600879950983474.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/ReachabilityCardinality5360485516110340106.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14677600879950983474.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/ReachabilityCardinality14677600879950983474.prop.
RANDOM walk for 40000 steps (13 resets) in 504 ms. (79 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 267 ms. (149 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
BEST_FIRST walk for 40003 steps (13 resets) in 273 ms. (145 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
BEST_FIRST walk for 40003 steps (14 resets) in 266 ms. (149 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
BEST_FIRST walk for 40002 steps (9 resets) in 298 ms. (133 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 183128 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 4
Probabilistic random walk after 183128 steps, saw 92291 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2026-05-29 01:02:20] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:02:20] [INFO ] Invariant cache hit.
[2026-05-29 01:02:20] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2993 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1741 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4741ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 262 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (17 resets) in 329 ms. (121 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 145 ms. (273 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 211997 steps, run timeout after 3001 ms. (steps per millisecond=70 ) properties seen :0 out of 2
Probabilistic random walk after 211997 steps, saw 105347 distinct states, run finished after 3001 ms. (steps per millisecond=70 ) properties seen :0
[2026-05-29 01:02:28] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:02:28] [INFO ] Invariant cache hit.
[2026-05-29 01:02:28] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4847 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5517ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 659 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:02:35] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:02:35] [INFO ] Invariant cache hit.
[2026-05-29 01:02:36] [INFO ] Implicit Places using invariants in 1364 ms returned []
[2026-05-29 01:02:36] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:02:36] [INFO ] Invariant cache hit.
[2026-05-29 01:02:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:02:40] [INFO ] Implicit Places using invariants and state equation in 3661 ms returned []
Implicit Place search using SMT with State Equation took 5026 ms to find 0 implicit places.
[2026-05-29 01:02:40] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5050 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 37 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12337171902848031206.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13915688028173232406.kers'
[2026-05-29 01:02:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12337171902848031206.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13915688028173232406.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:02:40] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-13915688028173232406.kers
Total runtime 7 ms.
[2026-05-29 01:02:40] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:02:40] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 01:02:40] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:02:40] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:02:40] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:02:46] [INFO ] After 6408ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:02:47] [INFO ] After 7381ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:02:48] [INFO ] After 8220ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:02:48] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:02:48] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:02:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14962085183587289735.gal : 4 ms
[2026-05-29 01:02:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17154978661255245197.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/ReachabilityCardinality14962085183587289735.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17154978661255245197.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/ReachabilityCardinality17154978661255245197.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 01:03:03] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:03:03] [INFO ] Applying decomposition
[2026-05-29 01:03:03] [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/graph1799865319910353045.txt' '-o' '/tmp/graph1799865319910353045.bin' '-w' '/tmp/graph1799865319910353045.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1799865319910353045.bin' '-l' '-1' '-v' '-w' '/tmp/graph1799865319910353045.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:03:03] [INFO ] Decomposing Gal with order
[2026-05-29 01:03:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:03:03] [INFO ] Removed a total of 575 redundant transitions.
[2026-05-29 01:03:03] [INFO ] Flatten gal took : 58 ms
[2026-05-29 01:03:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 265 labels/synchronizations in 7 ms.
[2026-05-29 01:03:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1706835624598229311.gal : 5 ms
[2026-05-29 01:03:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3225671805859865489.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/ReachabilityCardinality1706835624598229311.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3225671805859865489.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/ReachabilityCardinality3225671805859865489.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 59
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :59 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 315
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :315 after 481
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :481 after 678
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :678 after 1161
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1161 after 1829
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1829 after 3607
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3607 after 6537
Detected timeout of ITS tools.
[2026-05-29 01:03:07] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:03:07] [INFO ] Applying decomposition
[2026-05-29 01:03:07] [INFO ] Flatten gal took : 18 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/graph6649004394213300485.txt' '-o' '/tmp/graph6649004394213300485.bin' '-w' '/tmp/graph6649004394213300485.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6649004394213300485.bin' '-l' '-1' '-v' '-w' '/tmp/graph6649004394213300485.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:03:07] [INFO ] Decomposing Gal with order
[2026-05-29 01:03:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:03:07] [INFO ] Removed a total of 492 redundant transitions.
[2026-05-29 01:03:07] [INFO ] Flatten gal took : 50 ms
[2026-05-29 01:03:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 337 labels/synchronizations in 7 ms.
[2026-05-29 01:03:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8444462949191455384.gal : 5 ms
[2026-05-29 01:03:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11140439567695507983.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/ReachabilityCardinality8444462949191455384.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11140439567695507983.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/ReachabilityCardinality11140439567695507983.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 62
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :62 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :130 after 320
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :320 after 550
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :550 after 920
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :920 after 1816
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1816 after 3428
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :6537 after 33581
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16200 after 18329
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :18329 after 28730
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :33581 after 90665
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38768 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, 2] Max Struct:[150, 300]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17703270681656031130.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6278553581131390424.kers'
[2026-05-29 01:03:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17703270681656031130.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6278553581131390424.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:03:18] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-6278553581131390424.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[150, 300]
RANDOM walk for 1000000 steps (544 resets) in 3191 ms. (313 steps per ms)
BEST_FIRST walk for 2000001 steps (480 resets) in 3325 ms. (601 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[150, 300]
[2026-05-29 01:03:25] [INFO ] Flow matrix only has 656 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-13182913111641585362.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-449270340138089967.kers'
[2026-05-29 01:03:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13182913111641585362.kers, --Pflows, --basisKERS=/tmp/petrispot-output-449270340138089967.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:03:25] [INFO ] Computed 38 invariants in 4 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-449270340138089967.kers
Total runtime 6 ms.
[2026-05-29 01:03:25] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:03:25] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 01:03:25] [INFO ] [Real]Absence check using state equation in 343 ms returned sat
[2026-05-29 01:03:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:03:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:03:26] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 29 ms returned sat
[2026-05-29 01:03:26] [INFO ] [Nat]Absence check using state equation in 479 ms returned sat
[2026-05-29 01:03:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:03:26] [INFO ] [Nat]Added 72 Read/Feed constraints in 341 ms returned sat
[2026-05-29 01:03:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1028 ms
[2026-05-29 01:03:27] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 63 ms.
[2026-05-29 01:03:30] [INFO ] Added : 75 causal constraints over 15 iterations in 2679 ms. Result :sat
Minimization took 1885 ms.
[2026-05-29 01:03:32] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:03:32] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 01:03:32] [INFO ] [Real]Absence check using state equation in 336 ms returned sat
[2026-05-29 01:03:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:03:33] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 01:03:33] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 01:03:33] [INFO ] [Nat]Absence check using state equation in 526 ms returned sat
[2026-05-29 01:03:33] [INFO ] [Nat]Added 72 Read/Feed constraints in 150 ms returned sat
[2026-05-29 01:03:33] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 70 ms.
[2026-05-29 01:03:35] [INFO ] Added : 93 causal constraints over 19 iterations in 1782 ms. Result :sat
Minimization took 1575 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[150, 300]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[150, 300]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:03:38] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:03:38] [INFO ] Invariant cache hit.
[2026-05-29 01:03:39] [INFO ] Implicit Places using invariants in 960 ms returned []
[2026-05-29 01:03:39] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:03:39] [INFO ] Invariant cache hit.
[2026-05-29 01:03:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:03:44] [INFO ] Implicit Places using invariants and state equation in 4258 ms returned []
Implicit Place search using SMT with State Equation took 5225 ms to find 0 implicit places.
[2026-05-29 01:03:44] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5253 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:03:44] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:03:44] [INFO ] Flatten gal took : 21 ms
[2026-05-29 01:03:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1318470192441225702.gal : 5 ms
[2026-05-29 01:03:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8681323729978021133.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/ReachabilityCardinality1318470192441225702.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8681323729978021133.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 (23 resets) in 387 ms. (103 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8681323729978021133.prop.
BEST_FIRST walk for 40001 steps (9 resets) in 289 ms. (137 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 261 ms. (152 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
BEST_FIRST walk for 40002 steps (12 resets) in 273 ms. (145 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (14 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 166158 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 4
Probabilistic random walk after 166158 steps, saw 84722 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 01:03:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:03:47] [INFO ] Invariant cache hit.
[2026-05-29 01:03:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2870 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2077 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4953ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 233 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (15 resets) in 230 ms. (173 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 109 ms. (363 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 203076 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 2
Probabilistic random walk after 203076 steps, saw 101301 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2026-05-29 01:03:55] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:03:55] [INFO ] Invariant cache hit.
[2026-05-29 01:03:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 698 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4241 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4945ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 422 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:04:01] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:04:01] [INFO ] Invariant cache hit.
[2026-05-29 01:04:02] [INFO ] Implicit Places using invariants in 901 ms returned []
[2026-05-29 01:04:02] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:04:02] [INFO ] Invariant cache hit.
[2026-05-29 01:04:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:04:05] [INFO ] Implicit Places using invariants and state equation in 3476 ms returned []
Implicit Place search using SMT with State Equation took 4379 ms to find 0 implicit places.
[2026-05-29 01:04:05] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4398 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 44 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-217068653132928304.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10109194460721715298.kers'
[2026-05-29 01:04:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-217068653132928304.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10109194460721715298.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:04:05] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10109194460721715298.kers
Total runtime 8 ms.
[2026-05-29 01:04:05] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 01:04:05] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 01:04:05] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:04:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:04:05] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 32 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:04:12] [INFO ] After 6327ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:04:13] [INFO ] After 7209ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:04:13] [INFO ] After 7863ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:04:13] [INFO ] Flatten gal took : 31 ms
[2026-05-29 01:04:13] [INFO ] Flatten gal took : 30 ms
[2026-05-29 01:04:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2567575598810845878.gal : 6 ms
[2026-05-29 01:04:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11771296699721423273.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/ReachabilityCardinality2567575598810845878.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11771296699721423273.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/ReachabilityCardinality11771296699721423273.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 01:04:28] [INFO ] Flatten gal took : 23 ms
[2026-05-29 01:04:28] [INFO ] Applying decomposition
[2026-05-29 01:04:28] [INFO ] Flatten gal took : 18 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/graph4632787952864028019.txt' '-o' '/tmp/graph4632787952864028019.bin' '-w' '/tmp/graph4632787952864028019.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4632787952864028019.bin' '-l' '-1' '-v' '-w' '/tmp/graph4632787952864028019.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:04:28] [INFO ] Decomposing Gal with order
[2026-05-29 01:04:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:04:29] [INFO ] Removed a total of 490 redundant transitions.
[2026-05-29 01:04:29] [INFO ] Flatten gal took : 49 ms
[2026-05-29 01:04:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 267 labels/synchronizations in 7 ms.
[2026-05-29 01:04:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9317114206157623573.gal : 5 ms
[2026-05-29 01:04:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8367154850699940940.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/ReachabilityCardinality9317114206157623573.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8367154850699940940.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/ReachabilityCardinality8367154850699940940.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 871
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :871 after 2506
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2506 after 4688
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :4688 after 12986
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :12986 after 13730
Detected timeout of ITS tools.
[2026-05-29 01:04:34] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:04:34] [INFO ] Applying decomposition
[2026-05-29 01:04:34] [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/graph6793432824682254527.txt' '-o' '/tmp/graph6793432824682254527.bin' '-w' '/tmp/graph6793432824682254527.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6793432824682254527.bin' '-l' '-1' '-v' '-w' '/tmp/graph6793432824682254527.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:04:34] [INFO ] Decomposing Gal with order
[2026-05-29 01:04:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:04:34] [INFO ] Removed a total of 547 redundant transitions.
[2026-05-29 01:04:34] [INFO ] Flatten gal took : 52 ms
[2026-05-29 01:04:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 322 labels/synchronizations in 8 ms.
[2026-05-29 01:04:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8413345344663053364.gal : 5 ms
[2026-05-29 01:04:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12322927418913073022.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/ReachabilityCardinality8413345344663053364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12322927418913073022.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/ReachabilityCardinality12322927418913073022.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 33
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :33 after 49
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :49 after 50
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :50 after 320
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :40673 after 109601
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :320 after 580
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :580 after 696
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :696 after 2322
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2322 after 5472
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5472 after 12069
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38443 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, 2] Max Struct:[149, 299]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7492154481735200822.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-279927990197314815.kers'
[2026-05-29 01:04:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7492154481735200822.kers, --Pflows, --basisKERS=/tmp/petrispot-output-279927990197314815.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:04:44] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-279927990197314815.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[149, 299]
RANDOM walk for 1000000 steps (508 resets) in 3607 ms. (277 steps per ms)
BEST_FIRST walk for 2000002 steps (447 resets) in 3305 ms. (604 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[149, 299]
[2026-05-29 01:04:51] [INFO ] Flow matrix only has 656 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-11025250544558490768.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1376887120144163143.kers'
[2026-05-29 01:04:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11025250544558490768.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1376887120144163143.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:04:51] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1376887120144163143.kers
Total runtime 10 ms.
[2026-05-29 01:04:51] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:04:51] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 01:04:51] [INFO ] [Real]Absence check using state equation in 349 ms returned sat
[2026-05-29 01:04:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:04:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:04:51] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 01:04:52] [INFO ] [Nat]Absence check using state equation in 650 ms returned sat
[2026-05-29 01:04:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:04:52] [INFO ] [Nat]Added 72 Read/Feed constraints in 339 ms returned sat
[2026-05-29 01:04:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 795 ms
[2026-05-29 01:04:53] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 55 ms.
[2026-05-29 01:04:56] [INFO ] Added : 75 causal constraints over 15 iterations in 3436 ms. Result :sat
Minimization took 2159 ms.
[2026-05-29 01:04:59] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:04:59] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 24 ms returned sat
[2026-05-29 01:04:59] [INFO ] [Real]Absence check using state equation in 341 ms returned sat
[2026-05-29 01:04:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:04:59] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:04:59] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 25 ms returned sat
[2026-05-29 01:05:00] [INFO ] [Nat]Absence check using state equation in 379 ms returned sat
[2026-05-29 01:05:00] [INFO ] [Nat]Added 72 Read/Feed constraints in 95 ms returned sat
[2026-05-29 01:05:00] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 63 ms.
[2026-05-29 01:05:01] [INFO ] Added : 93 causal constraints over 19 iterations in 1696 ms. Result :sat
Minimization took 1532 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[149, 299]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[149, 299]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:05:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:05:05] [INFO ] Invariant cache hit.
[2026-05-29 01:05:06] [INFO ] Implicit Places using invariants in 950 ms returned []
[2026-05-29 01:05:06] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:05:06] [INFO ] Invariant cache hit.
[2026-05-29 01:05:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:05:09] [INFO ] Implicit Places using invariants and state equation in 3704 ms returned []
Implicit Place search using SMT with State Equation took 4656 ms to find 0 implicit places.
[2026-05-29 01:05:09] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4677 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:05:10] [INFO ] Flatten gal took : 32 ms
[2026-05-29 01:05:10] [INFO ] Flatten gal took : 33 ms
[2026-05-29 01:05:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3580152700917482174.gal : 7 ms
[2026-05-29 01:05:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2173634920627968408.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/ReachabilityCardinality3580152700917482174.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2173634920627968408.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 414 ms. (96 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (14 resets) in 157 ms. (253 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality2173634920627968408.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 168 ms. (236 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 198185 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 4
Probabilistic random walk after 198185 steps, saw 99156 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2026-05-29 01:05:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:05:13] [INFO ] Invariant cache hit.
[2026-05-29 01:05:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2333 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2297 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4635ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 238 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (22 resets) in 232 ms. (171 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 102 ms. (388 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (15 resets) in 132 ms. (300 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Interrupted probabilistic random walk after 235406 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 2
Probabilistic random walk after 235406 steps, saw 115772 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2026-05-29 01:05:21] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:05:21] [INFO ] Invariant cache hit.
[2026-05-29 01:05:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 650 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4237 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4890ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 434 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:05:26] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:05:26] [INFO ] Invariant cache hit.
[2026-05-29 01:05:27] [INFO ] Implicit Places using invariants in 930 ms returned []
[2026-05-29 01:05:27] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:05:27] [INFO ] Invariant cache hit.
[2026-05-29 01:05:28] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:05:31] [INFO ] Implicit Places using invariants and state equation in 3614 ms returned []
Implicit Place search using SMT with State Equation took 4552 ms to find 0 implicit places.
[2026-05-29 01:05:31] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4570 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 35 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-637385438401170663.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10948577879013975092.kers'
[2026-05-29 01:05:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-637385438401170663.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10948577879013975092.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:05:31] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10948577879013975092.kers
Total runtime 7 ms.
[2026-05-29 01:05:31] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:05:31] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 01:05:31] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:05:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:05:31] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:05:38] [INFO ] After 6541ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:05:39] [INFO ] After 7346ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:05:39] [INFO ] After 8035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:05:39] [INFO ] Flatten gal took : 28 ms
[2026-05-29 01:05:39] [INFO ] Flatten gal took : 29 ms
[2026-05-29 01:05:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4044233358238678200.gal : 7 ms
[2026-05-29 01:05:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10302344777118209444.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/ReachabilityCardinality4044233358238678200.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10302344777118209444.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/ReachabilityCardinality10302344777118209444.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 01:05:54] [INFO ] Flatten gal took : 23 ms
[2026-05-29 01:05:54] [INFO ] Applying decomposition
[2026-05-29 01:05:54] [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/graph8746786838161885166.txt' '-o' '/tmp/graph8746786838161885166.bin' '-w' '/tmp/graph8746786838161885166.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8746786838161885166.bin' '-l' '-1' '-v' '-w' '/tmp/graph8746786838161885166.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:05:54] [INFO ] Decomposing Gal with order
[2026-05-29 01:05:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:05:54] [INFO ] Removed a total of 558 redundant transitions.
[2026-05-29 01:05:54] [INFO ] Flatten gal took : 52 ms
[2026-05-29 01:05:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 387 labels/synchronizations in 10 ms.
[2026-05-29 01:05:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8320009530935381840.gal : 5 ms
[2026-05-29 01:05:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2297030490014161801.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/ReachabilityCardinality8320009530935381840.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2297030490014161801.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/ReachabilityCardinality2297030490014161801.prop.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 37
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :37 after 47
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :89 after 307
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :307 after 463
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :463 after 531
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :531 after 745
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :745 after 1217
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1217 after 2473
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2473 after 4951
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4951 after 8075
Detected timeout of ITS tools.
[2026-05-29 01:06:00] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:06:00] [INFO ] Applying decomposition
[2026-05-29 01:06:00] [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/graph7749905216641524042.txt' '-o' '/tmp/graph7749905216641524042.bin' '-w' '/tmp/graph7749905216641524042.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7749905216641524042.bin' '-l' '-1' '-v' '-w' '/tmp/graph7749905216641524042.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:06:00] [INFO ] Decomposing Gal with order
[2026-05-29 01:06:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:06:00] [INFO ] Removed a total of 507 redundant transitions.
[2026-05-29 01:06:00] [INFO ] Flatten gal took : 52 ms
[2026-05-29 01:06:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 350 labels/synchronizations in 7 ms.
[2026-05-29 01:06:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7174332318691325174.gal : 5 ms
[2026-05-29 01:06:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3277860535741353374.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/ReachabilityCardinality7174332318691325174.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3277860535741353374.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/ReachabilityCardinality3277860535741353374.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 110
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :110 after 280
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 450
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :450 after 640
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :640 after 836
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :836 after 1532
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1532 after 2954
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2954 after 7438
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 17226
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :8075 after 29591
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38614 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, 2] Max Struct:[148, 298]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17605982021465549164.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1673380500413530058.kers'
[2026-05-29 01:06:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17605982021465549164.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1673380500413530058.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:06:10] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1673380500413530058.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[148, 298]
RANDOM walk for 1000000 steps (499 resets) in 3197 ms. (312 steps per ms)
BEST_FIRST walk for 2000000 steps (447 resets) in 3304 ms. (605 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[148, 298]
[2026-05-29 01:06:16] [INFO ] Flow matrix only has 656 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-409796619809659808.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7185028863708936899.kers'
[2026-05-29 01:06:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-409796619809659808.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7185028863708936899.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:06:16] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7185028863708936899.kers
Total runtime 10 ms.
[2026-05-29 01:06:16] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:06:16] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 47 ms returned sat
[2026-05-29 01:06:17] [INFO ] [Real]Absence check using state equation in 504 ms returned sat
[2026-05-29 01:06:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:06:17] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:06:17] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 41 ms returned sat
[2026-05-29 01:06:17] [INFO ] [Nat]Absence check using state equation in 612 ms returned sat
[2026-05-29 01:06:17] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:06:18] [INFO ] [Nat]Added 72 Read/Feed constraints in 331 ms returned sat
[2026-05-29 01:06:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 652 ms
[2026-05-29 01:06:18] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 58 ms.
[2026-05-29 01:06:22] [INFO ] Added : 75 causal constraints over 15 iterations in 3711 ms. Result :sat
Minimization took 2032 ms.
[2026-05-29 01:06:24] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:06:24] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 01:06:25] [INFO ] [Real]Absence check using state equation in 289 ms returned sat
[2026-05-29 01:06:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:06:25] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:06:25] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 31 ms returned sat
[2026-05-29 01:06:25] [INFO ] [Nat]Absence check using state equation in 485 ms returned sat
[2026-05-29 01:06:25] [INFO ] [Nat]Added 72 Read/Feed constraints in 144 ms returned sat
[2026-05-29 01:06:25] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 47 ms.
[2026-05-29 01:06:27] [INFO ] Added : 93 causal constraints over 19 iterations in 1685 ms. Result :sat
Minimization took 1726 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[148, 298]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[148, 298]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:06:30] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:06:30] [INFO ] Invariant cache hit.
[2026-05-29 01:06:32] [INFO ] Implicit Places using invariants in 1177 ms returned []
[2026-05-29 01:06:32] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:06:32] [INFO ] Invariant cache hit.
[2026-05-29 01:06:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:06:36] [INFO ] Implicit Places using invariants and state equation in 4708 ms returned []
Implicit Place search using SMT with State Equation took 5887 ms to find 0 implicit places.
[2026-05-29 01:06:36] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5906 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:06:36] [INFO ] Flatten gal took : 29 ms
[2026-05-29 01:06:36] [INFO ] Flatten gal took : 35 ms
[2026-05-29 01:06:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3115004054848467799.gal : 4 ms
[2026-05-29 01:06:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1307398941720119604.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/ReachabilityCardinality3115004054848467799.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1307398941720119604.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 338 ms. (117 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 214 ms. (186 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1307398941720119604.prop.
BEST_FIRST walk for 40000 steps (11 resets) in 268 ms. (148 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 235 ms. (169 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (12 resets) in 253 ms. (157 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 174205 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 4
Probabilistic random walk after 174205 steps, saw 88308 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 01:06:40] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:06:40] [INFO ] Invariant cache hit.
[2026-05-29 01:06:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2425 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2606 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5052ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 286 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (23 resets) in 270 ms. (147 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
BEST_FIRST walk for 40003 steps (11 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 236838 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 2
Probabilistic random walk after 236838 steps, saw 116387 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2026-05-29 01:06:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:06:48] [INFO ] Invariant cache hit.
[2026-05-29 01:06:48] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 824 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4267 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5095ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 337 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 10 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:06:54] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:06:54] [INFO ] Invariant cache hit.
[2026-05-29 01:06:55] [INFO ] Implicit Places using invariants in 1070 ms returned []
[2026-05-29 01:06:55] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:06:55] [INFO ] Invariant cache hit.
[2026-05-29 01:06:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:06:59] [INFO ] Implicit Places using invariants and state equation in 3907 ms returned []
Implicit Place search using SMT with State Equation took 4997 ms to find 0 implicit places.
[2026-05-29 01:06:59] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5016 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 50 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16471949805927535638.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11126366212611511133.kers'
[2026-05-29 01:06:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16471949805927535638.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11126366212611511133.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:06:59] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-11126366212611511133.kers
Total runtime 8 ms.
[2026-05-29 01:06:59] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:06:59] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
[2026-05-29 01:06:59] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:06:59] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:06:59] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:07:06] [INFO ] After 6563ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:07:07] [INFO ] After 7572ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:07:07] [INFO ] After 8203ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:07:07] [INFO ] Flatten gal took : 24 ms
[2026-05-29 01:07:07] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:07:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11198966503260739804.gal : 4 ms
[2026-05-29 01:07:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14014357764086157719.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/ReachabilityCardinality11198966503260739804.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14014357764086157719.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/ReachabilityCardinality14014357764086157719.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 01:07:22] [INFO ] Flatten gal took : 22 ms
[2026-05-29 01:07:22] [INFO ] Applying decomposition
[2026-05-29 01:07:22] [INFO ] Flatten gal took : 18 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/graph442002612797252328.txt' '-o' '/tmp/graph442002612797252328.bin' '-w' '/tmp/graph442002612797252328.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph442002612797252328.bin' '-l' '-1' '-v' '-w' '/tmp/graph442002612797252328.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:07:22] [INFO ] Decomposing Gal with order
[2026-05-29 01:07:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:07:23] [INFO ] Removed a total of 527 redundant transitions.
[2026-05-29 01:07:23] [INFO ] Flatten gal took : 54 ms
[2026-05-29 01:07:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 385 labels/synchronizations in 8 ms.
[2026-05-29 01:07:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16414137144084622065.gal : 4 ms
[2026-05-29 01:07:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1214710979989331932.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/ReachabilityCardinality16414137144084622065.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1214710979989331932.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/ReachabilityCardinality1214710979989331932.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 27
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :27 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :89 after 203
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :203 after 257
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :257 after 459
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :459 after 711
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :711 after 1081
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1081 after 2453
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2453 after 5187
Detected timeout of ITS tools.
[2026-05-29 01:07:27] [INFO ] Flatten gal took : 32 ms
[2026-05-29 01:07:27] [INFO ] Applying decomposition
[2026-05-29 01:07:27] [INFO ] Flatten gal took : 34 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/graph10091987048536514714.txt' '-o' '/tmp/graph10091987048536514714.bin' '-w' '/tmp/graph10091987048536514714.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10091987048536514714.bin' '-l' '-1' '-v' '-w' '/tmp/graph10091987048536514714.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:07:27] [INFO ] Decomposing Gal with order
[2026-05-29 01:07:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:07:27] [INFO ] Removed a total of 491 redundant transitions.
[2026-05-29 01:07:27] [INFO ] Flatten gal took : 54 ms
[2026-05-29 01:07:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 385 labels/synchronizations in 9 ms.
[2026-05-29 01:07:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17030928441179460389.gal : 5 ms
[2026-05-29 01:07:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5301096375471854428.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/ReachabilityCardinality17030928441179460389.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5301096375471854428.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/ReachabilityCardinality5301096375471854428.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 62
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :62 after 150
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :150 after 355
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :355 after 620
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :620 after 1120
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1120 after 2837
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2837 after 9508
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5187 after 9748
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16200 after 20138
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9748 after 15017
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :20138 after 37201
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :37201 after 113718
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38851 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, 2] Max Struct:[147, 297]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18413019192825689080.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7599362997984833205.kers'
[2026-05-29 01:07:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18413019192825689080.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7599362997984833205.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:07:38] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-7599362997984833205.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[147, 297]
RANDOM walk for 1000000 steps (548 resets) in 3437 ms. (290 steps per ms)
BEST_FIRST walk for 2000002 steps (478 resets) in 3300 ms. (605 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[147, 297]
[2026-05-29 01:07:44] [INFO ] Flow matrix only has 656 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-15874304660552498463.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9702591200741474003.kers'
[2026-05-29 01:07:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15874304660552498463.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9702591200741474003.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:07:44] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9702591200741474003.kers
Total runtime 6 ms.
[2026-05-29 01:07:45] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:07:45] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 01:07:45] [INFO ] [Real]Absence check using state equation in 355 ms returned sat
[2026-05-29 01:07:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:07:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:07:45] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 01:07:46] [INFO ] [Nat]Absence check using state equation in 461 ms returned sat
[2026-05-29 01:07:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:07:46] [INFO ] [Nat]Added 72 Read/Feed constraints in 345 ms returned sat
[2026-05-29 01:07:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 780 ms
[2026-05-29 01:07:47] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 68 ms.
[2026-05-29 01:07:49] [INFO ] Added : 75 causal constraints over 15 iterations in 2707 ms. Result :sat
Minimization took 1880 ms.
[2026-05-29 01:07:51] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 01:07:51] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 37 ms returned sat
[2026-05-29 01:07:52] [INFO ] [Real]Absence check using state equation in 400 ms returned sat
[2026-05-29 01:07:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:07:52] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:07:52] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 01:07:52] [INFO ] [Nat]Absence check using state equation in 338 ms returned sat
[2026-05-29 01:07:52] [INFO ] [Nat]Added 72 Read/Feed constraints in 93 ms returned sat
[2026-05-29 01:07:52] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 46 ms.
[2026-05-29 01:07:54] [INFO ] Added : 93 causal constraints over 19 iterations in 1536 ms. Result :sat
Minimization took 1558 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[147, 297]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[147, 297]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:07:57] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:07:57] [INFO ] Invariant cache hit.
[2026-05-29 01:07:58] [INFO ] Implicit Places using invariants in 941 ms returned []
[2026-05-29 01:07:58] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:07:58] [INFO ] Invariant cache hit.
[2026-05-29 01:07:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:08:02] [INFO ] Implicit Places using invariants and state equation in 4334 ms returned []
Implicit Place search using SMT with State Equation took 5278 ms to find 0 implicit places.
[2026-05-29 01:08:02] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5297 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:08:02] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:08:02] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:08:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16768396486528141682.gal : 4 ms
[2026-05-29 01:08:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6293074762218929300.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/ReachabilityCardinality16768396486528141682.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6293074762218929300.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 232 ms. (171 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 181 ms. (219 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (16 resets) in 207 ms. (192 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6293074762218929300.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (13 resets) in 156 ms. (254 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 198016 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 4
Probabilistic random walk after 198016 steps, saw 99065 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2026-05-29 01:08:06] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:08:06] [INFO ] Invariant cache hit.
[2026-05-29 01:08:06] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2334 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1827 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4182ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 181 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (19 resets) in 223 ms. (178 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
BEST_FIRST walk for 40004 steps (14 resets) in 118 ms. (336 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 239783 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 2
Probabilistic random walk after 239783 steps, saw 117648 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2026-05-29 01:08:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:08:13] [INFO ] Invariant cache hit.
[2026-05-29 01:08:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 676 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4458 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5146ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 400 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:08:19] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:08:19] [INFO ] Invariant cache hit.
[2026-05-29 01:08:20] [INFO ] Implicit Places using invariants in 970 ms returned []
[2026-05-29 01:08:20] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:08:20] [INFO ] Invariant cache hit.
[2026-05-29 01:08:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:08:23] [INFO ] Implicit Places using invariants and state equation in 3761 ms returned []
Implicit Place search using SMT with State Equation took 4732 ms to find 0 implicit places.
[2026-05-29 01:08:23] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4751 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 39 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2200836536339867557.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11280196017401856234.kers'
[2026-05-29 01:08:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2200836536339867557.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11280196017401856234.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:08:24] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11280196017401856234.kers
Total runtime 8 ms.
[2026-05-29 01:08:24] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:08:24] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 01:08:24] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:08:24] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 01:08:24] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:08:30] [INFO ] After 6470ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:08:31] [INFO ] After 7495ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:08:32] [INFO ] After 8208ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:08:32] [INFO ] Flatten gal took : 17 ms
[2026-05-29 01:08:32] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:08:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11694139623555018715.gal : 4 ms
[2026-05-29 01:08:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14630840404984431817.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/ReachabilityCardinality11694139623555018715.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14630840404984431817.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/ReachabilityCardinality14630840404984431817.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 01:08:47] [INFO ] Flatten gal took : 23 ms
[2026-05-29 01:08:47] [INFO ] Applying decomposition
[2026-05-29 01:08:47] [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/graph195738849337960094.txt' '-o' '/tmp/graph195738849337960094.bin' '-w' '/tmp/graph195738849337960094.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph195738849337960094.bin' '-l' '-1' '-v' '-w' '/tmp/graph195738849337960094.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:08:47] [INFO ] Decomposing Gal with order
[2026-05-29 01:08:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:08:47] [INFO ] Removed a total of 604 redundant transitions.
[2026-05-29 01:08:47] [INFO ] Flatten gal took : 54 ms
[2026-05-29 01:08:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 316 labels/synchronizations in 9 ms.
[2026-05-29 01:08:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4017604497246534754.gal : 5 ms
[2026-05-29 01:08:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8003443320006412159.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/ReachabilityCardinality4017604497246534754.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8003443320006412159.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/ReachabilityCardinality8003443320006412159.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 89
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 871
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :871 after 1131
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1131 after 1591
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1591 after 2871
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2871 after 9298
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9298 after 10029
Detected timeout of ITS tools.
[2026-05-29 01:08:52] [INFO ] Flatten gal took : 22 ms
[2026-05-29 01:08:52] [INFO ] Applying decomposition
[2026-05-29 01:08:52] [INFO ] Flatten gal took : 19 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/graph4251974066460113161.txt' '-o' '/tmp/graph4251974066460113161.bin' '-w' '/tmp/graph4251974066460113161.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4251974066460113161.bin' '-l' '-1' '-v' '-w' '/tmp/graph4251974066460113161.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:08:53] [INFO ] Decomposing Gal with order
[2026-05-29 01:08:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:08:53] [INFO ] Removed a total of 557 redundant transitions.
[2026-05-29 01:08:53] [INFO ] Flatten gal took : 52 ms
[2026-05-29 01:08:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 322 labels/synchronizations in 7 ms.
[2026-05-29 01:08:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7667796462891393872.gal : 4 ms
[2026-05-29 01:08:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5372216491515050161.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/ReachabilityCardinality7667796462891393872.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5372216491515050161.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/ReachabilityCardinality5372216491515050161.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 19
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :36 after 60
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :60 after 254
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :254 after 1299
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1299 after 4490
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 55065
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4490 after 14590
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :55065 after 138411
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :14590 after 21731
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38783 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, 2] Max Struct:[146, 296]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8205360069732616853.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2516782171962701184.kers'
[2026-05-29 01:09:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8205360069732616853.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2516782171962701184.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:09:02] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2516782171962701184.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[146, 296]
RANDOM walk for 1000000 steps (501 resets) in 3762 ms. (265 steps per ms)
BEST_FIRST walk for 2000001 steps (484 resets) in 3507 ms. (570 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[146, 296]
[2026-05-29 01:09:10] [INFO ] Flow matrix only has 656 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-5728300602629726088.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3666814863107627506.kers'
[2026-05-29 01:09:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5728300602629726088.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3666814863107627506.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:09:10] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3666814863107627506.kers
Total runtime 8 ms.
[2026-05-29 01:09:10] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:09:10] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 01:09:10] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-29 01:09:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:09:10] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 01:09:10] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 45 ms returned sat
[2026-05-29 01:09:11] [INFO ] [Nat]Absence check using state equation in 705 ms returned sat
[2026-05-29 01:09:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:09:11] [INFO ] [Nat]Added 72 Read/Feed constraints in 359 ms returned sat
[2026-05-29 01:09:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 796 ms
[2026-05-29 01:09:12] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 72 ms.
[2026-05-29 01:09:16] [INFO ] Added : 75 causal constraints over 15 iterations in 3761 ms. Result :sat
Minimization took 2213 ms.
[2026-05-29 01:09:18] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:09:18] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 18 ms returned sat
[2026-05-29 01:09:18] [INFO ] [Real]Absence check using state equation in 322 ms returned sat
[2026-05-29 01:09:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:09:19] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:09:19] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 01:09:19] [INFO ] [Nat]Absence check using state equation in 399 ms returned sat
[2026-05-29 01:09:19] [INFO ] [Nat]Added 72 Read/Feed constraints in 109 ms returned sat
[2026-05-29 01:09:19] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 56 ms.
[2026-05-29 01:09:21] [INFO ] Added : 93 causal constraints over 19 iterations in 1894 ms. Result :sat
Minimization took 1753 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[146, 296]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[146, 296]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:09:25] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:09:25] [INFO ] Invariant cache hit.
[2026-05-29 01:09:26] [INFO ] Implicit Places using invariants in 1122 ms returned []
[2026-05-29 01:09:26] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:09:26] [INFO ] Invariant cache hit.
[2026-05-29 01:09:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:09:30] [INFO ] Implicit Places using invariants and state equation in 4049 ms returned []
Implicit Place search using SMT with State Equation took 5173 ms to find 0 implicit places.
[2026-05-29 01:09:30] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5192 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:09:30] [INFO ] Flatten gal took : 26 ms
[2026-05-29 01:09:30] [INFO ] Flatten gal took : 34 ms
[2026-05-29 01:09:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17850672952712635822.gal : 4 ms
[2026-05-29 01:09:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17571142227272767352.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/ReachabilityCardinality17850672952712635822.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17571142227272767352.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 252 ms. (158 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (13 resets) in 192 ms. (207 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17571142227272767352.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 129 ms. (307 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 164 ms. (242 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 133 ms. (298 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 202928 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 4
Probabilistic random walk after 202928 steps, saw 101230 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2026-05-29 01:09:33] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:09:33] [INFO ] Invariant cache hit.
[2026-05-29 01:09:33] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2246 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2283 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4535ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 150 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (19 resets) in 246 ms. (161 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 240926 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 240926 steps, saw 118176 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2026-05-29 01:09:41] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:09:41] [INFO ] Invariant cache hit.
[2026-05-29 01:09:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 656 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4512 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5175ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 619 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:09:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:09:47] [INFO ] Invariant cache hit.
[2026-05-29 01:09:48] [INFO ] Implicit Places using invariants in 996 ms returned []
[2026-05-29 01:09:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:09:48] [INFO ] Invariant cache hit.
[2026-05-29 01:09:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:09:51] [INFO ] Implicit Places using invariants and state equation in 3520 ms returned []
Implicit Place search using SMT with State Equation took 4519 ms to find 0 implicit places.
[2026-05-29 01:09:51] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4538 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 39 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6336966964301688036.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-98611386941619831.kers'
[2026-05-29 01:09:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6336966964301688036.kers, --Pflows, --basisKERS=/tmp/petrispot-output-98611386941619831.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 4 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:09:51] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-98611386941619831.kers
Total runtime 10 ms.
[2026-05-29 01:09:52] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:09:52] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 01:09:52] [INFO ] After 135ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:09:52] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:09:52] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:09:59] [INFO ] After 6782ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:09:59] [INFO ] After 7676ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:10:00] [INFO ] After 8349ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:10:00] [INFO ] Flatten gal took : 31 ms
[2026-05-29 01:10:00] [INFO ] Flatten gal took : 30 ms
[2026-05-29 01:10:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6675762046068724929.gal : 6 ms
[2026-05-29 01:10:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5912730975812914975.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/ReachabilityCardinality6675762046068724929.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5912730975812914975.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/ReachabilityCardinality5912730975812914975.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 01:10:15] [INFO ] Flatten gal took : 32 ms
[2026-05-29 01:10:15] [INFO ] Applying decomposition
[2026-05-29 01:10:15] [INFO ] Flatten gal took : 18 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/graph1417502698168582470.txt' '-o' '/tmp/graph1417502698168582470.bin' '-w' '/tmp/graph1417502698168582470.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1417502698168582470.bin' '-l' '-1' '-v' '-w' '/tmp/graph1417502698168582470.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:10:15] [INFO ] Decomposing Gal with order
[2026-05-29 01:10:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:10:15] [INFO ] Removed a total of 549 redundant transitions.
[2026-05-29 01:10:15] [INFO ] Flatten gal took : 51 ms
[2026-05-29 01:10:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 441 labels/synchronizations in 8 ms.
[2026-05-29 01:10:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4244847254224782343.gal : 4 ms
[2026-05-29 01:10:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6937053506994763851.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/ReachabilityCardinality4244847254224782343.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6937053506994763851.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/ReachabilityCardinality6937053506994763851.prop.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 47
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :107 after 927
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :927 after 1095
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1095 after 1449
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1449 after 1795
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1795 after 2225
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2225 after 5866
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5866 after 11821
Detected timeout of ITS tools.
[2026-05-29 01:10:20] [INFO ] Flatten gal took : 35 ms
[2026-05-29 01:10:20] [INFO ] Applying decomposition
[2026-05-29 01:10:20] [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/graph16878958961189261875.txt' '-o' '/tmp/graph16878958961189261875.bin' '-w' '/tmp/graph16878958961189261875.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16878958961189261875.bin' '-l' '-1' '-v' '-w' '/tmp/graph16878958961189261875.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:10:20] [INFO ] Decomposing Gal with order
[2026-05-29 01:10:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:10:20] [INFO ] Removed a total of 475 redundant transitions.
[2026-05-29 01:10:20] [INFO ] Flatten gal took : 54 ms
[2026-05-29 01:10:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 465 labels/synchronizations in 7 ms.
[2026-05-29 01:10:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5784875786503589761.gal : 4 ms
[2026-05-29 01:10:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3077386950762409804.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/ReachabilityCardinality5784875786503589761.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3077386950762409804.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/ReachabilityCardinality3077386950762409804.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 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 26
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :38 after 65
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :65 after 149
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :149 after 526
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :526 after 588
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :588 after 2809
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :40673 after 58391
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2809 after 12005
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :58391 after 111431
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38938 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, 2] Max Struct:[145, 295]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9883377368485035779.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7587539236446905098.kers'
[2026-05-29 01:10:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9883377368485035779.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7587539236446905098.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:10:30] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-7587539236446905098.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[145, 295]
RANDOM walk for 1000000 steps (542 resets) in 3528 ms. (283 steps per ms)
BEST_FIRST walk for 2000001 steps (507 resets) in 3283 ms. (609 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[145, 295]
[2026-05-29 01:10:37] [INFO ] Flow matrix only has 656 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-3972371725946016479.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13864647800383135354.kers'
[2026-05-29 01:10:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3972371725946016479.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13864647800383135354.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:10:37] [INFO ] Computed 38 invariants in 7 ms
Computed 38 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13864647800383135354.kers
Total runtime 8 ms.
[2026-05-29 01:10:37] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:10:37] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 01:10:38] [INFO ] [Real]Absence check using state equation in 499 ms returned sat
[2026-05-29 01:10:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:10:38] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:10:38] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 01:10:38] [INFO ] [Nat]Absence check using state equation in 439 ms returned sat
[2026-05-29 01:10:38] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:10:39] [INFO ] [Nat]Added 72 Read/Feed constraints in 347 ms returned sat
[2026-05-29 01:10:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1080 ms
[2026-05-29 01:10:40] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 47 ms.
[2026-05-29 01:10:43] [INFO ] Added : 75 causal constraints over 15 iterations in 2926 ms. Result :sat
Minimization took 1956 ms.
[2026-05-29 01:10:45] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:10:45] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 25 ms returned sat
[2026-05-29 01:10:45] [INFO ] [Real]Absence check using state equation in 304 ms returned sat
[2026-05-29 01:10:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:10:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:10:45] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 31 ms returned sat
[2026-05-29 01:10:46] [INFO ] [Nat]Absence check using state equation in 482 ms returned sat
[2026-05-29 01:10:46] [INFO ] [Nat]Added 72 Read/Feed constraints in 150 ms returned sat
[2026-05-29 01:10:46] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 64 ms.
[2026-05-29 01:10:48] [INFO ] Added : 93 causal constraints over 19 iterations in 2275 ms. Result :sat
Minimization took 1700 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[145, 295]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[145, 295]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:10:51] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:10:51] [INFO ] Invariant cache hit.
[2026-05-29 01:10:53] [INFO ] Implicit Places using invariants in 1237 ms returned []
[2026-05-29 01:10:53] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:10:53] [INFO ] Invariant cache hit.
[2026-05-29 01:10:53] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:10:56] [INFO ] Implicit Places using invariants and state equation in 3567 ms returned []
Implicit Place search using SMT with State Equation took 4804 ms to find 0 implicit places.
[2026-05-29 01:10:56] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4822 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:10:56] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:10:56] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:10:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9932882903806822332.gal : 4 ms
[2026-05-29 01:10:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4298524858103829631.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/ReachabilityCardinality9932882903806822332.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4298524858103829631.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 315 ms. (126 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4298524858103829631.prop.
BEST_FIRST walk for 40003 steps (11 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 164 ms. (242 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (10 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 162 ms. (245 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 182572 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 4
Probabilistic random walk after 182572 steps, saw 91995 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 01:11:00] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:11:00] [INFO ] Invariant cache hit.
[2026-05-29 01:11:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2390 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2157 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4552ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 141 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (31 resets) in 222 ms. (179 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 136 ms. (291 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (16 resets) in 149 ms. (266 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 231509 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 231509 steps, saw 113993 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 01:11:08] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:11:08] [INFO ] Invariant cache hit.
[2026-05-29 01:11:08] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4418 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5087ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 463 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:11:13] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:11:13] [INFO ] Invariant cache hit.
[2026-05-29 01:11:14] [INFO ] Implicit Places using invariants in 968 ms returned []
[2026-05-29 01:11:14] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:11:14] [INFO ] Invariant cache hit.
[2026-05-29 01:11:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:11:18] [INFO ] Implicit Places using invariants and state equation in 3839 ms returned []
Implicit Place search using SMT with State Equation took 4809 ms to find 0 implicit places.
[2026-05-29 01:11:18] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4827 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 41 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-338234604343020451.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9822436710550110276.kers'
[2026-05-29 01:11:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-338234604343020451.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9822436710550110276.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:11:18] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9822436710550110276.kers
Total runtime 6 ms.
[2026-05-29 01:11:18] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:11:18] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 01:11:18] [INFO ] After 130ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:11:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:11:18] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:11:25] [INFO ] After 6379ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:11:25] [INFO ] After 7207ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:11:26] [INFO ] After 7842ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:11:26] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:11:26] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:11:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12158516302872903682.gal : 4 ms
[2026-05-29 01:11:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14287151594017250676.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/ReachabilityCardinality12158516302872903682.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14287151594017250676.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/ReachabilityCardinality14287151594017250676.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
Detected timeout of ITS tools.
[2026-05-29 01:11:41] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:11:41] [INFO ] Applying decomposition
[2026-05-29 01:11:41] [INFO ] Flatten gal took : 19 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/graph10686140519110458619.txt' '-o' '/tmp/graph10686140519110458619.bin' '-w' '/tmp/graph10686140519110458619.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10686140519110458619.bin' '-l' '-1' '-v' '-w' '/tmp/graph10686140519110458619.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:11:41] [INFO ] Decomposing Gal with order
[2026-05-29 01:11:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:11:41] [INFO ] Removed a total of 600 redundant transitions.
[2026-05-29 01:11:41] [INFO ] Flatten gal took : 55 ms
[2026-05-29 01:11:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 385 labels/synchronizations in 9 ms.
[2026-05-29 01:11:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15434353049918901830.gal : 4 ms
[2026-05-29 01:11:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7922810528957880050.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/ReachabilityCardinality15434353049918901830.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7922810528957880050.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/ReachabilityCardinality7922810528957880050.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 353
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :353 after 525
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :525 after 753
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :753 after 1396
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1396 after 2541
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2541 after 4361
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4361 after 8457
Detected timeout of ITS tools.
[2026-05-29 01:11:46] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:11:46] [INFO ] Applying decomposition
[2026-05-29 01:11:46] [INFO ] Flatten gal took : 18 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/graph2860521465168508809.txt' '-o' '/tmp/graph2860521465168508809.bin' '-w' '/tmp/graph2860521465168508809.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2860521465168508809.bin' '-l' '-1' '-v' '-w' '/tmp/graph2860521465168508809.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:11:47] [INFO ] Decomposing Gal with order
[2026-05-29 01:11:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:11:47] [INFO ] Removed a total of 602 redundant transitions.
[2026-05-29 01:11:47] [INFO ] Flatten gal took : 48 ms
[2026-05-29 01:11:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 280 labels/synchronizations in 6 ms.
[2026-05-29 01:11:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5321238062605269254.gal : 4 ms
[2026-05-29 01:11:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality645389074352671975.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/ReachabilityCardinality5321238062605269254.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality645389074352671975.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/ReachabilityCardinality645389074352671975.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 28
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :28 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 76
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :76 after 232
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :232 after 800
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :800 after 3652
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :8457 after 35600
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3652 after 10024
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10024 after 14294
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38451 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, 2] Max Struct:[144, 294]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11617771545301820312.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10169946177279464390.kers'
[2026-05-29 01:11:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11617771545301820312.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10169946177279464390.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:11:56] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10169946177279464390.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[144, 294]
RANDOM walk for 1000000 steps (506 resets) in 3340 ms. (299 steps per ms)
BEST_FIRST walk for 2000002 steps (454 resets) in 3266 ms. (612 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[144, 294]
[2026-05-29 01:12:03] [INFO ] Flow matrix only has 656 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-13868500827771738198.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18426555419469152407.kers'
[2026-05-29 01:12:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13868500827771738198.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18426555419469152407.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:12:03] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-18426555419469152407.kers
Total runtime 7 ms.
[2026-05-29 01:12:03] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:12:03] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 26 ms returned sat
[2026-05-29 01:12:04] [INFO ] [Real]Absence check using state equation in 379 ms returned sat
[2026-05-29 01:12:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:12:04] [INFO ] [Nat]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:12:04] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 01:12:04] [INFO ] [Nat]Absence check using state equation in 656 ms returned sat
[2026-05-29 01:12:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:12:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 517 ms returned sat
[2026-05-29 01:12:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 677 ms
[2026-05-29 01:12:06] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 61 ms.
[2026-05-29 01:12:09] [INFO ] Added : 75 causal constraints over 15 iterations in 3137 ms. Result :sat
Minimization took 1948 ms.
[2026-05-29 01:12:11] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 01:12:11] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 01:12:11] [INFO ] [Real]Absence check using state equation in 456 ms returned sat
[2026-05-29 01:12:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:12:11] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 01:12:11] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 27 ms returned sat
[2026-05-29 01:12:12] [INFO ] [Nat]Absence check using state equation in 405 ms returned sat
[2026-05-29 01:12:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 104 ms returned sat
[2026-05-29 01:12:12] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 64 ms.
[2026-05-29 01:12:14] [INFO ] Added : 93 causal constraints over 19 iterations in 1829 ms. Result :sat
Minimization took 1833 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[144, 294]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[144, 294]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:12:17] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:12:17] [INFO ] Invariant cache hit.
[2026-05-29 01:12:19] [INFO ] Implicit Places using invariants in 1414 ms returned []
[2026-05-29 01:12:19] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:12:19] [INFO ] Invariant cache hit.
[2026-05-29 01:12:19] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:12:23] [INFO ] Implicit Places using invariants and state equation in 4323 ms returned []
Implicit Place search using SMT with State Equation took 5739 ms to find 0 implicit places.
[2026-05-29 01:12:23] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5759 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:12:23] [INFO ] Flatten gal took : 22 ms
[2026-05-29 01:12:23] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:12:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8072403255927912071.gal : 4 ms
[2026-05-29 01:12:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9984536944579094222.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/ReachabilityCardinality8072403255927912071.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9984536944579094222.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 269 ms. (148 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 184 ms. (216 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9984536944579094222.prop.
BEST_FIRST walk for 40001 steps (11 resets) in 135 ms. (294 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 145 ms. (273 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 207 ms. (192 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 196802 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 4
Probabilistic random walk after 196802 steps, saw 98509 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2026-05-29 01:12:26] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:12:26] [INFO ] Invariant cache hit.
[2026-05-29 01:12:26] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2522 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/968 variables, 0/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 431 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1699 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4226ms problems are : Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
Parikh walk visited 0 properties in 301 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (22 resets) in 290 ms. (137 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 144 ms. (275 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 225721 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 2
Probabilistic random walk after 225721 steps, saw 111443 distinct states, run finished after 3007 ms. (steps per millisecond=75 ) properties seen :0
[2026-05-29 01:12:34] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:12:34] [INFO ] Invariant cache hit.
[2026-05-29 01:12:34] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 742 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :62621 after 101226
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4542 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5294ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 597 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:12:40] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:12:40] [INFO ] Invariant cache hit.
[2026-05-29 01:12:41] [INFO ] Implicit Places using invariants in 1010 ms returned []
[2026-05-29 01:12:41] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:12:41] [INFO ] Invariant cache hit.
[2026-05-29 01:12:42] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:12:45] [INFO ] Implicit Places using invariants and state equation in 3703 ms returned []
Implicit Place search using SMT with State Equation took 4713 ms to find 0 implicit places.
[2026-05-29 01:12:45] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4741 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 59 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3182627633318244755.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5675194148149922799.kers'
[2026-05-29 01:12:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3182627633318244755.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5675194148149922799.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:12:45] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5675194148149922799.kers
Total runtime 10 ms.
[2026-05-29 01:12:45] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 01:12:45] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 56 ms returned sat
[2026-05-29 01:12:45] [INFO ] After 205ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:12:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:12:45] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:12:51] [INFO ] After 6196ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:12:52] [INFO ] After 7029ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:12:53] [INFO ] After 7687ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:12:53] [INFO ] Flatten gal took : 30 ms
[2026-05-29 01:12:53] [INFO ] Flatten gal took : 30 ms
[2026-05-29 01:12:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2346926511312679589.gal : 7 ms
[2026-05-29 01:12:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13333672615862038672.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/ReachabilityCardinality2346926511312679589.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13333672615862038672.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/ReachabilityCardinality13333672615862038672.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :218527 after 350577
Detected timeout of ITS tools.
[2026-05-29 01:13:08] [INFO ] Flatten gal took : 30 ms
[2026-05-29 01:13:08] [INFO ] Applying decomposition
[2026-05-29 01:13:08] [INFO ] Flatten gal took : 38 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/graph9794408313993600258.txt' '-o' '/tmp/graph9794408313993600258.bin' '-w' '/tmp/graph9794408313993600258.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9794408313993600258.bin' '-l' '-1' '-v' '-w' '/tmp/graph9794408313993600258.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:13:08] [INFO ] Decomposing Gal with order
[2026-05-29 01:13:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:13:08] [INFO ] Removed a total of 521 redundant transitions.
[2026-05-29 01:13:08] [INFO ] Flatten gal took : 98 ms
[2026-05-29 01:13:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 492 labels/synchronizations in 14 ms.
[2026-05-29 01:13:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12028924668184406043.gal : 7 ms
[2026-05-29 01:13:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11778405131136388813.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/ReachabilityCardinality12028924668184406043.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11778405131136388813.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/ReachabilityCardinality11778405131136388813.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 55
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :55 after 151
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :151 after 259
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :259 after 393
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :393 after 689
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :689 after 1615
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1615 after 3085
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3085 after 4567
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4567 after 8837
Detected timeout of ITS tools.
[2026-05-29 01:13:13] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:13:13] [INFO ] Applying decomposition
[2026-05-29 01:13:13] [INFO ] Flatten gal took : 19 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/graph4677125278265279768.txt' '-o' '/tmp/graph4677125278265279768.bin' '-w' '/tmp/graph4677125278265279768.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4677125278265279768.bin' '-l' '-1' '-v' '-w' '/tmp/graph4677125278265279768.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:13:13] [INFO ] Decomposing Gal with order
[2026-05-29 01:13:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:13:13] [INFO ] Removed a total of 489 redundant transitions.
[2026-05-29 01:13:13] [INFO ] Flatten gal took : 51 ms
[2026-05-29 01:13:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 385 labels/synchronizations in 8 ms.
[2026-05-29 01:13:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14080718858487114331.gal : 7 ms
[2026-05-29 01:13:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16531577295107491052.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/ReachabilityCardinality14080718858487114331.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16531577295107491052.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/ReachabilityCardinality16531577295107491052.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 110
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :110 after 270
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :270 after 380
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :380 after 590
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :590 after 690
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :690 after 1230
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1230 after 3378
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3378 after 9512
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :32377 after 35886
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16200 after 18859
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38518 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, 2] Max Struct:[143, 293]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3138010810375727162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7747527494885341920.kers'
[2026-05-29 01:13:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3138010810375727162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7747527494885341920.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:13:23] [INFO ] Computed 38 invariants in 7 ms
Computed 38 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7747527494885341920.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[143, 293]
RANDOM walk for 1000000 steps (535 resets) in 3864 ms. (258 steps per ms)
BEST_FIRST walk for 2000002 steps (506 resets) in 4050 ms. (493 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[143, 293]
[2026-05-29 01:13:31] [INFO ] Flow matrix only has 656 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-5104921602978917829.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18411439200248572526.kers'
[2026-05-29 01:13:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5104921602978917829.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18411439200248572526.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:13:31] [INFO ] Computed 38 invariants in 4 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-18411439200248572526.kers
Total runtime 5 ms.
[2026-05-29 01:13:31] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 01:13:31] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 43 ms returned sat
[2026-05-29 01:13:32] [INFO ] [Real]Absence check using state equation in 541 ms returned sat
[2026-05-29 01:13:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:13:32] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:13:32] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
[2026-05-29 01:13:33] [INFO ] [Nat]Absence check using state equation in 663 ms returned sat
[2026-05-29 01:13:33] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:13:33] [INFO ] [Nat]Added 72 Read/Feed constraints in 326 ms returned sat
[2026-05-29 01:13:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 800 ms
[2026-05-29 01:13:34] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 83 ms.
[2026-05-29 01:13:38] [INFO ] Added : 75 causal constraints over 15 iterations in 3942 ms. Result :sat
Minimization took 2041 ms.
[2026-05-29 01:13:40] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:13:40] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 21 ms returned sat
[2026-05-29 01:13:41] [INFO ] [Real]Absence check using state equation in 358 ms returned sat
[2026-05-29 01:13:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:13:41] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 01:13:41] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 36 ms returned sat
[2026-05-29 01:13:41] [INFO ] [Nat]Absence check using state equation in 530 ms returned sat
[2026-05-29 01:13:41] [INFO ] [Nat]Added 72 Read/Feed constraints in 147 ms returned sat
[2026-05-29 01:13:41] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 49 ms.
[2026-05-29 01:13:43] [INFO ] Added : 93 causal constraints over 19 iterations in 1787 ms. Result :sat
Minimization took 1761 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[143, 293]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[143, 293]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 7 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:13:47] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:13:47] [INFO ] Invariant cache hit.
[2026-05-29 01:13:48] [INFO ] Implicit Places using invariants in 1013 ms returned []
[2026-05-29 01:13:48] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:13:48] [INFO ] Invariant cache hit.
[2026-05-29 01:13:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:13:52] [INFO ] Implicit Places using invariants and state equation in 4060 ms returned []
Implicit Place search using SMT with State Equation took 5076 ms to find 0 implicit places.
[2026-05-29 01:13:52] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5098 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:13:52] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:13:52] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:13:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6563311427640333606.gal : 4 ms
[2026-05-29 01:13:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14701268131158678972.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/ReachabilityCardinality6563311427640333606.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14701268131158678972.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 (19 resets) in 395 ms. (101 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality14701268131158678972.prop.
BEST_FIRST walk for 40003 steps (15 resets) in 238 ms. (167 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 233 ms. (170 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 224 ms. (177 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 163118 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 4
Probabilistic random walk after 163118 steps, saw 83276 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 01:13:55] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:13:55] [INFO ] Invariant cache hit.
[2026-05-29 01:13:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2761 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3023 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5796ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 307 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40001 steps (19 resets) in 330 ms. (120 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 189 ms. (210 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 233306 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 233306 steps, saw 114777 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2026-05-29 01:14:05] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:14:05] [INFO ] Invariant cache hit.
[2026-05-29 01:14:05] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 891 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5110 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6015ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 477 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:14:11] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:14:11] [INFO ] Invariant cache hit.
[2026-05-29 01:14:12] [INFO ] Implicit Places using invariants in 1306 ms returned []
[2026-05-29 01:14:12] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:14:12] [INFO ] Invariant cache hit.
[2026-05-29 01:14:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:14:16] [INFO ] Implicit Places using invariants and state equation in 3999 ms returned []
Implicit Place search using SMT with State Equation took 5307 ms to find 0 implicit places.
[2026-05-29 01:14:16] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5327 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 47 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18145292727978045749.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18374729403363190761.kers'
[2026-05-29 01:14:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18145292727978045749.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18374729403363190761.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:14:16] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-18374729403363190761.kers
Total runtime 6 ms.
[2026-05-29 01:14:17] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:14:17] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 35 ms returned sat
[2026-05-29 01:14:17] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:14:17] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 01:14:17] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 34 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:14:23] [INFO ] After 6704ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:14:24] [INFO ] After 7708ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:14:25] [INFO ] After 8382ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:14:25] [INFO ] Flatten gal took : 22 ms
[2026-05-29 01:14:25] [INFO ] Flatten gal took : 22 ms
[2026-05-29 01:14:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10538051654268381766.gal : 5 ms
[2026-05-29 01:14:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11446613349479037515.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/ReachabilityCardinality10538051654268381766.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11446613349479037515.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/ReachabilityCardinality11446613349479037515.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 01:14:40] [INFO ] Flatten gal took : 18 ms
[2026-05-29 01:14:40] [INFO ] Applying decomposition
[2026-05-29 01:14:40] [INFO ] Flatten gal took : 34 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/graph547240666354993130.txt' '-o' '/tmp/graph547240666354993130.bin' '-w' '/tmp/graph547240666354993130.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph547240666354993130.bin' '-l' '-1' '-v' '-w' '/tmp/graph547240666354993130.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:14:40] [INFO ] Decomposing Gal with order
[2026-05-29 01:14:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:14:40] [INFO ] Removed a total of 566 redundant transitions.
[2026-05-29 01:14:40] [INFO ] Flatten gal took : 57 ms
[2026-05-29 01:14:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 407 labels/synchronizations in 8 ms.
[2026-05-29 01:14:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality393108813386908503.gal : 5 ms
[2026-05-29 01:14:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14901046534590113188.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/ReachabilityCardinality393108813386908503.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14901046534590113188.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/ReachabilityCardinality14901046534590113188.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 58
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :58 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :89 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :127 after 321
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :321 after 539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :539 after 911
Detected timeout of ITS tools.
[2026-05-29 01:14:42] [INFO ] Flatten gal took : 31 ms
[2026-05-29 01:14:42] [INFO ] Applying decomposition
[2026-05-29 01:14:42] [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/graph16262185769787532467.txt' '-o' '/tmp/graph16262185769787532467.bin' '-w' '/tmp/graph16262185769787532467.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16262185769787532467.bin' '-l' '-1' '-v' '-w' '/tmp/graph16262185769787532467.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:14:42] [INFO ] Decomposing Gal with order
[2026-05-29 01:14:42] [INFO ] Rewriting arrays to variables to allow decomposition.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :911 after 1717
[2026-05-29 01:14:42] [INFO ] Removed a total of 515 redundant transitions.
[2026-05-29 01:14:42] [INFO ] Flatten gal took : 91 ms
[2026-05-29 01:14:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 453 labels/synchronizations in 12 ms.
[2026-05-29 01:14:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3829783934761549856.gal : 7 ms
[2026-05-29 01:14:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17988310732914151186.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/ReachabilityCardinality3829783934761549856.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17988310732914151186.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/ReachabilityCardinality17988310732914151186.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 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 13
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :13 after 26
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :26 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 65
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :65 after 140
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :140 after 976
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1717 after 4219
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :976 after 3018
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3018 after 11360
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4219 after 9473
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9473 after 18555
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11360 after 39762
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38968 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, 2] Max Struct:[142, 292]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2136853677833249773.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10832779330087715134.kers'
[2026-05-29 01:14:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2136853677833249773.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10832779330087715134.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:14:55] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10832779330087715134.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[142, 292]
RANDOM walk for 1000000 steps (489 resets) in 3517 ms. (284 steps per ms)
BEST_FIRST walk for 2000001 steps (503 resets) in 4858 ms. (411 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[142, 292]
[2026-05-29 01:15:04] [INFO ] Flow matrix only has 656 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-17155746708388971281.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11910594494462742418.kers'
[2026-05-29 01:15:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17155746708388971281.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11910594494462742418.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:15:04] [INFO ] Computed 38 invariants in 8 ms
Computed 38 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11910594494462742418.kers
Total runtime 10 ms.
[2026-05-29 01:15:04] [INFO ] [Real]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 01:15:04] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 47 ms returned sat
[2026-05-29 01:15:05] [INFO ] [Real]Absence check using state equation in 562 ms returned sat
[2026-05-29 01:15:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:15:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 01:15:05] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 44 ms returned sat
[2026-05-29 01:15:05] [INFO ] [Nat]Absence check using state equation in 649 ms returned sat
[2026-05-29 01:15:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:15:06] [INFO ] [Nat]Added 72 Read/Feed constraints in 322 ms returned sat
[2026-05-29 01:15:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1089 ms
[2026-05-29 01:15:07] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 77 ms.
[2026-05-29 01:15:11] [INFO ] Added : 75 causal constraints over 15 iterations in 3869 ms. Result :sat
Minimization took 1987 ms.
[2026-05-29 01:15:13] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:15:13] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 22 ms returned sat
[2026-05-29 01:15:13] [INFO ] [Real]Absence check using state equation in 286 ms returned sat
[2026-05-29 01:15:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 01:15:13] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 01:15:13] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 24 ms returned sat
[2026-05-29 01:15:14] [INFO ] [Nat]Absence check using state equation in 502 ms returned sat
[2026-05-29 01:15:14] [INFO ] [Nat]Added 72 Read/Feed constraints in 140 ms returned sat
[2026-05-29 01:15:14] [INFO ] Computed and/alt/rep : 390/1677/384 causal constraints (skipped 270 transitions) in 67 ms.
[2026-05-29 01:15:16] [INFO ] Added : 93 causal constraints over 19 iterations in 2363 ms. Result :sat
Minimization took 1651 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[142, 292]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[142, 292]
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 11 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:15:20] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:15:20] [INFO ] Invariant cache hit.
[2026-05-29 01:15:21] [INFO ] Implicit Places using invariants in 1093 ms returned []
[2026-05-29 01:15:21] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:15:21] [INFO ] Invariant cache hit.
[2026-05-29 01:15:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:15:25] [INFO ] Implicit Places using invariants and state equation in 4365 ms returned []
Implicit Place search using SMT with State Equation took 5458 ms to find 0 implicit places.
[2026-05-29 01:15:25] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5484 ms. Remains : 312/312 places, 668/668 transitions.
[2026-05-29 01:15:25] [INFO ] Flatten gal took : 31 ms
[2026-05-29 01:15:25] [INFO ] Flatten gal took : 36 ms
[2026-05-29 01:15:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17714383768930175457.gal : 6 ms
[2026-05-29 01:15:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8121874021488417053.prop : 2 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/ReachabilityCardinality17714383768930175457.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8121874021488417053.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 (29 resets) in 305 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 159 ms. (250 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8121874021488417053.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 210 ms. (189 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 147 ms. (270 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 1702
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1702 after 2522
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2522 after 3414
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3414 after 4521
Interrupted probabilistic random walk after 143268 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 4
Probabilistic random walk after 143268 steps, saw 74305 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-29 01:15:29] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:15:29] [INFO ] Invariant cache hit.
[2026-05-29 01:15:29] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :4521 after 8006
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/353 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/968 variables, 2/427 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 1/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/968 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3162 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 6/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/310 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 656/966 variables, 310/354 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 72/426 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 2/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8006 after 62621
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/968 variables, 2/430 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 1/431 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/968 variables, 1/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/968 variables, 0/432 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 432 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2824 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5991ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 191 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 13 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
RANDOM walk for 40000 steps (21 resets) in 351 ms. (113 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (12 resets) in 215 ms. (185 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 186 ms. (213 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 219151 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 2
Probabilistic random walk after 219151 steps, saw 108541 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-29 01:15:38] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:15:38] [INFO ] Invariant cache hit.
[2026-05-29 01:15:38] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/310 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 656/966 variables, 310/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 72/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/968 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/968 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/968 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 968/968 variables, and 422 constraints, problems are : Problem set: 0 solved, 2 unsolved in 778 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 173/185 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 43/228 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/307 variables, 16/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/310 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 656/966 variables, 310/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :62621 after 101226
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 72/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/968 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/968 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/968 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 968/968 variables, and 427 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4947 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5732ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 591 ms.
Support contains 12 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 312/312 places, 668/668 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 668/668 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 668/668 (removed 0) transitions.
[2026-05-29 01:15:44] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:15:44] [INFO ] Invariant cache hit.
[2026-05-29 01:15:46] [INFO ] Implicit Places using invariants in 1038 ms returned []
[2026-05-29 01:15:46] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
[2026-05-29 01:15:46] [INFO ] Invariant cache hit.
[2026-05-29 01:15:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-29 01:15:50] [INFO ] Implicit Places using invariants and state equation in 3981 ms returned []
Implicit Place search using SMT with State Equation took 5021 ms to find 0 implicit places.
[2026-05-29 01:15:50] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5048 ms. Remains : 312/312 places, 668/668 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 312 transition count 656
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 306 transition count 680
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 306 transition count 656
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 306 transition count 650
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 300 transition count 650
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 300 transition count 644
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 294 transition count 644
Applied a total of 72 rules in 66 ms. Remains 294 /312 variables (removed 18) and now considering 644/668 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13715092996175964018.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5042820794540354752.kers'
[2026-05-29 01:15:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13715092996175964018.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5042820794540354752.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 644 rows 289 cols 3060 entries
Finished phase 1 with 130 SingleSign rule and 126 generalized
[2026-05-29 01:15:50] [INFO ] Computed 38 invariants in 9 ms
Computed 38 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5042820794540354752.kers
Total runtime 11 ms.
[2026-05-29 01:15:50] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 01:15:50] [INFO ] [Real]Absence check using 11 positive and 27 generalized place invariants in 40 ms returned sat
[2026-05-29 01:15:50] [INFO ] After 166ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 01:15:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 01:15:50] [INFO ] [Nat]Absence check using 11 positive and 27 generalized place invariants in 42 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :212344 after 313418
[2026-05-29 01:15:57] [INFO ] After 7371ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 01:15:58] [INFO ] After 8476ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:15:59] [INFO ] After 9173ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 01:15:59] [INFO ] Flatten gal took : 22 ms
[2026-05-29 01:15:59] [INFO ] Flatten gal took : 42 ms
[2026-05-29 01:15:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10863081915368991358.gal : 6 ms
[2026-05-29 01:15:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8636477749965011548.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/ReachabilityCardinality10863081915368991358.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8636477749965011548.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/ReachabilityCardinality8636477749965011548.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 1945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1945 after 2044
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2044 after 2717
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2717 after 6787
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6787 after 12831
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12831 after 86207
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :313418 after 680020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :86207 after 218527
Detected timeout of ITS tools.
[2026-05-29 01:16:14] [INFO ] Flatten gal took : 20 ms
[2026-05-29 01:16:14] [INFO ] Applying decomposition
[2026-05-29 01:16:14] [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/graph1832058147009173110.txt' '-o' '/tmp/graph1832058147009173110.bin' '-w' '/tmp/graph1832058147009173110.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1832058147009173110.bin' '-l' '-1' '-v' '-w' '/tmp/graph1832058147009173110.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:16:14] [INFO ] Decomposing Gal with order
[2026-05-29 01:16:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:16:14] [INFO ] Removed a total of 486 redundant transitions.
[2026-05-29 01:16:14] [INFO ] Flatten gal took : 54 ms
[2026-05-29 01:16:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 377 labels/synchronizations in 7 ms.
[2026-05-29 01:16:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8625757042135230092.gal : 5 ms
[2026-05-29 01:16:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3928809412012717128.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/ReachabilityCardinality8625757042135230092.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3928809412012717128.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/ReachabilityCardinality3928809412012717128.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 59
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :59 after 89
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :89 after 329
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :329 after 499
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :499 after 849
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :849 after 1761
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1761 after 1997
Detected timeout of ITS tools.
[2026-05-29 01:16:16] [INFO ] Flatten gal took : 19 ms
[2026-05-29 01:16:16] [INFO ] Applying decomposition
[2026-05-29 01:16:16] [INFO ] Flatten gal took : 19 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/graph15918579298153510499.txt' '-o' '/tmp/graph15918579298153510499.bin' '-w' '/tmp/graph15918579298153510499.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15918579298153510499.bin' '-l' '-1' '-v' '-w' '/tmp/graph15918579298153510499.weights' '-q' '0' '-e' '0.001'
[2026-05-29 01:16:16] [INFO ] Decomposing Gal with order
[2026-05-29 01:16:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 01:16:16] [INFO ] Removed a total of 507 redundant transitions.
[2026-05-29 01:16:16] [INFO ] Flatten gal took : 48 ms
[2026-05-29 01:16:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 398 labels/synchronizations in 8 ms.
[2026-05-29 01:16:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality758062430259626989.gal : 4 ms
[2026-05-29 01:16:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15855976922271158441.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/ReachabilityCardinality758062430259626989.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15855976922271158441.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/ReachabilityCardinality15855976922271158441.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1997 after 3631
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 62
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :62 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :130 after 320
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :320 after 460
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :460 after 650
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3631 after 7051
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :650 after 1200
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1200 after 2902
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2902 after 8364
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :7051 after 15565
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8364 after 16366
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :32377 after 62077
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :16366 after 33885
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 39812 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, 2] Max Struct:[141, 291]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18259850392763261149.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4220656789217558943.kers'
[2026-05-29 01:16:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18259850392763261149.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4220656789217558943.kers]
Normalized transition count is 656 out of 668 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 656 rows 307 cols 2958 entries
Finished phase 1 with 148 SingleSign rule and 126 generalized
[2026-05-29 01:16:29] [INFO ] Computed 38 invariants in 5 ms
Computed 38 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-4220656789217558943.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[141, 291]
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-S02J04T06"
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-S02J04T06, 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-177969942000269"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J04T06.tgz
mv PolyORBLF-COL-S02J04T06 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 ;