About the Execution of ITS-Tools for PolyORBLF-COL-S02J06T08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 3224.764 | 3600000.00 | 6071334.00 | 7352.60 | 8 ? 7 0 10 1 1 1 2 2 1 10 1 1 1 ? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r210-smll-177969942100301.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-S02J06T08, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942100301
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 8.2K Mar 8 15:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 8 15:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Mar 8 15:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 29K Mar 8 15:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Mar 16 08:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 16 08:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 16 08:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 8 15:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 8 15:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Mar 8 15:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 8 15:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 16 08:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:42 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-S02J06T08-UpperBounds-00
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-01
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-02
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-03
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-04
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-05
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-06
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-07
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-08
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-09
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-10
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-11
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-12
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-13
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-14
FORMULA_NAME PolyORBLF-COL-S02J06T08-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1780056910886
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-S02J06T08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-29 12:15:13] [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 12:15:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-29 12:15:13] [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 12:15:14] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-29 12:15:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1563 ms
[2026-05-29 12:15:15] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 690 PT places and 1492.0 transition bindings in 54 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
[2026-05-29 12:15:15] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 11 ms.
[2026-05-29 12:15:15] [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-406609764284244906.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3562372723372160705.kers'
[2026-05-29 12:15:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-406609764284244906.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3562372723372160705.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 12:15:15] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3562372723372160705.kers
Total runtime 2 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[1, 0, 0, 0, 10, 0, 0, 0, 2, 0, 1, 10, 0, 1, 0, 0] Max Struct:[8, +inf, +inf, +inf, +inf, 8, +inf, +inf, +inf, +inf, +inf, 10, 1, 1, +inf, +inf]
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-11 10 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-29 12:15:15] [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-18319797321572471818.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5051402093179588245.kers'
[2026-05-29 12:15:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18319797321572471818.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5051402093179588245.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 12:15:15] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5051402093179588245.kers
Total runtime 1 ms.
[2026-05-29 12:15:15] [INFO ] [Real]Absence check using 8 positive place invariants in 14 ms returned sat
[2026-05-29 12:15:15] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 24 ms returned sat
[2026-05-29 12:15:15] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2026-05-29 12:15:16] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-29 12:15:16] [INFO ] [Real]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 12:15:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 16 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2026-05-29 12:15:16] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 30 ms.
[2026-05-29 12:15:16] [INFO ] Added : 10 causal constraints over 2 iterations in 112 ms. Result :sat
Minimization took 58 ms.
[2026-05-29 12:15:16] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2026-05-29 12:15:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 12:15:16] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-29 12:15:16] [INFO ] Added : 7 causal constraints over 2 iterations in 62 ms. Result :sat
Minimization took 54 ms.
[2026-05-29 12:15:16] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 12:15:16] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 15 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2026-05-29 12:15:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 8 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 12:15:17] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-29 12:15:17] [INFO ] Added : 10 causal constraints over 3 iterations in 61 ms. Result :sat
Minimization took 81 ms.
[2026-05-29 12:15:17] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 18 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2026-05-29 12:15:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 61 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2026-05-29 12:15:17] [INFO ] [Nat]Added 8 Read/Feed constraints in 15 ms returned sat
[2026-05-29 12:15:17] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 12 ms.
[2026-05-29 12:15:17] [INFO ] Added : 54 causal constraints over 11 iterations in 168 ms. Result :sat
Minimization took 228 ms.
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 8 ms returned unsat
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 15 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2026-05-29 12:15:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 11 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Nat]Added 8 Read/Feed constraints in 19 ms returned sat
[2026-05-29 12:15:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 124 ms
[2026-05-29 12:15:18] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-29 12:15:18] [INFO ] Added : 26 causal constraints over 6 iterations in 112 ms. Result :sat
Minimization took 51 ms.
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2026-05-29 12:15:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2026-05-29 12:15:18] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-29 12:15:18] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 12:15:19] [INFO ] Added : 60 causal constraints over 12 iterations in 200 ms. Result :sat
Minimization took 54 ms.
[2026-05-29 12:15:19] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:19] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 12:15:19] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2026-05-29 12:15:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:19] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:19] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 12:15:19] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2026-05-29 12:15:19] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 12:15:19] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 12:15:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 100 ms
[2026-05-29 12:15:19] [INFO ] Added : 58 causal constraints over 12 iterations in 313 ms. Result :sat
Minimization took 52 ms.
[2026-05-29 12:15:19] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:19] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 6 ms returned unsat
[2026-05-29 12:15:19] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-29 12:15:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Nat]Added 8 Read/Feed constraints in 14 ms returned sat
[2026-05-29 12:15:20] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 12:15:20] [INFO ] Added : 4 causal constraints over 1 iterations in 38 ms. Result :sat
Minimization took 37 ms.
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 6 ms returned unsat
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Real]Added 8 Read/Feed constraints in 7 ms returned sat
[2026-05-29 12:15:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2026-05-29 12:15:20] [INFO ] [Nat]Added 8 Read/Feed constraints in 3 ms returned sat
[2026-05-29 12:15:20] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 12:15:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 150 ms
[2026-05-29 12:15:20] [INFO ] Added : 57 causal constraints over 12 iterations in 350 ms. Result :sat
Minimization took 34 ms.
[2026-05-29 12:15:21] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Real]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 12:15:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Nat]Absence check using state equation in 58 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-29 12:15:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2026-05-29 12:15:21] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 12:15:21] [INFO ] Added : 60 causal constraints over 12 iterations in 227 ms. Result :sat
Minimization took 60 ms.
[2026-05-29 12:15:21] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-29 12:15:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2026-05-29 12:15:21] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2026-05-29 12:15:21] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 12:15:22] [INFO ] Added : 13 causal constraints over 4 iterations in 76 ms. Result :sat
Minimization took 51 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[1, 0, 0, 0, 10, 0, 0, 0, 2, 0, 1, 0, 0, 0] Max Struct:[8, +inf, +inf, +inf, 10, 8, +inf, +inf, 2, +inf, 1, 1, +inf, +inf]
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-08 2 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-04 10 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 12:15:22] [INFO ] Unfolded HLPN to a Petri net with 690 places and 1434 transitions 6564 arcs in 95 ms.
[2026-05-29 12:15:22] [INFO ] Unfolded 11 HLPN properties in 0 ms.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[8, +inf, +inf, +inf, 8, +inf, +inf, +inf, 1, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[8, +inf, +inf, +inf, 8, +inf, +inf, +inf, 1, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16841299714619934199.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4785885372043000293.kers'
[2026-05-29 12:15:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16841299714619934199.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4785885372043000293.kers]
Normalized transition count is 1290 out of 1306 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 2 ms.
// Phase 1: matrix 1290 rows 683 cols 5110 entries
Finished phase 1 with 447 SingleSign rule and 189 generalized
[2026-05-29 12:15:22] [INFO ] Computed 54 invariants in 19 ms
Computed 54 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-4785885372043000293.kers
Total runtime 21 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[8, 32, 64, 12, 8, 8, 8, 64, 1, 16, 32]
RANDOM walk for 10000 steps (4 resets) in 174 ms. (57 steps per ms)
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-00 8 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90007 steps (23 resets) in 622 ms. (144 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 5, 0, 1, 1, 1, 2, 1, 2] Max Struct:[32, 64, 12, 8, 8, 8, 64, 16, 32]
[2026-05-29 12:15:23] [INFO ] Flow matrix only has 1290 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2022370570961559449.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8837005324956575627.kers'
[2026-05-29 12:15:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2022370570961559449.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8837005324956575627.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 2 ms.
// Phase 1: matrix 1290 rows 683 cols 5110 entries
Finished phase 1 with 447 SingleSign rule and 189 generalized
[2026-05-29 12:15:23] [INFO ] Computed 54 invariants in 15 ms
Computed 54 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-8837005324956575627.kers
Total runtime 18 ms.
[2026-05-29 12:15:23] [INFO ] [Real]Absence check using 16 positive place invariants in 48 ms returned sat
[2026-05-29 12:15:23] [INFO ] [Real]Absence check using 16 positive and 38 generalized place invariants in 58 ms returned sat
[2026-05-29 12:15:24] [INFO ] [Real]Absence check using state equation in 1147 ms returned sat
[2026-05-29 12:15:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:24] [INFO ] [Nat]Absence check using 16 positive place invariants in 45 ms returned sat
[2026-05-29 12:15:24] [INFO ] [Nat]Absence check using 16 positive and 38 generalized place invariants in 63 ms returned sat
[2026-05-29 12:15:26] [INFO ] [Nat]Absence check using state equation in 1362 ms returned sat
[2026-05-29 12:15:26] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:15:26] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 12:15:27] [INFO ] [Nat]Added 96 Read/Feed constraints in 1044 ms returned unknown
[2026-05-29 12:15:27] [INFO ] [Real]Absence check using 16 positive place invariants in 32 ms returned sat
[2026-05-29 12:15:27] [INFO ] [Real]Absence check using 16 positive and 38 generalized place invariants in 38 ms returned sat
[2026-05-29 12:15:28] [INFO ] [Real]Absence check using state equation in 911 ms returned sat
[2026-05-29 12:15:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:28] [INFO ] [Nat]Absence check using 16 positive place invariants in 45 ms returned sat
[2026-05-29 12:15:28] [INFO ] [Nat]Absence check using 16 positive and 38 generalized place invariants in 55 ms returned sat
[2026-05-29 12:15:30] [INFO ] [Nat]Absence check using state equation in 1192 ms returned sat
[2026-05-29 12:15:30] [INFO ] [Nat]Added 96 Read/Feed constraints in 244 ms returned sat
[2026-05-29 12:15:30] [INFO ] Computed and/alt/rep : 824/3142/816 causal constraints (skipped 472 transitions) in 144 ms.
[2026-05-29 12:15:33] [INFO ] Added : 110 causal constraints over 22 iterations in 3243 ms. Result :unknown
[2026-05-29 12:15:33] [INFO ] [Real]Absence check using 16 positive place invariants in 46 ms returned sat
[2026-05-29 12:15:33] [INFO ] [Real]Absence check using 16 positive and 38 generalized place invariants in 66 ms returned sat
[2026-05-29 12:15:35] [INFO ] [Real]Absence check using state equation in 1190 ms returned sat
[2026-05-29 12:15:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:35] [INFO ] [Nat]Absence check using 16 positive place invariants in 38 ms returned sat
[2026-05-29 12:15:35] [INFO ] [Nat]Absence check using 16 positive and 38 generalized place invariants in 49 ms returned sat
[2026-05-29 12:15:36] [INFO ] [Nat]Absence check using state equation in 1125 ms returned sat
[2026-05-29 12:15:36] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 12:15:37] [INFO ] [Nat]Added 96 Read/Feed constraints in 1015 ms returned unknown
[2026-05-29 12:15:37] [INFO ] [Real]Absence check using 16 positive place invariants in 47 ms returned unsat
[2026-05-29 12:15:37] [INFO ] [Real]Absence check using 16 positive place invariants in 45 ms returned unsat
[2026-05-29 12:15:38] [INFO ] [Real]Absence check using 16 positive place invariants in 32 ms returned unsat
[2026-05-29 12:15:38] [INFO ] [Real]Absence check using 16 positive place invariants in 57 ms returned sat
[2026-05-29 12:15:38] [INFO ] [Real]Absence check using 16 positive and 38 generalized place invariants in 25 ms returned unsat
[2026-05-29 12:15:38] [INFO ] [Real]Absence check using 16 positive place invariants in 49 ms returned unsat
[2026-05-29 12:15:38] [INFO ] [Real]Absence check using 16 positive place invariants in 50 ms returned sat
[2026-05-29 12:15:38] [INFO ] [Real]Absence check using 16 positive and 38 generalized place invariants in 49 ms returned sat
[2026-05-29 12:15:39] [INFO ] [Real]Absence check using state equation in 1046 ms returned sat
[2026-05-29 12:15:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:15:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 45 ms returned sat
[2026-05-29 12:15:40] [INFO ] [Nat]Absence check using 16 positive and 38 generalized place invariants in 57 ms returned sat
[2026-05-29 12:15:41] [INFO ] [Nat]Absence check using state equation in 1061 ms returned sat
[2026-05-29 12:15:41] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 12:15:42] [INFO ] [Nat]Added 96 Read/Feed constraints in 1027 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 5, 0, 1, 1, 1, 2, 1, 2] Max Struct:[32, 64, 12, 1, 1, 1, 2, 1, 32]
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-09 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 6, 0, 2] Max Struct:[32, 64, 12, 32]
Support contains 25 out of 690 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 690/690 places, 1306/1306 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 688 transition count 1242
Reduce places removed 64 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 72 rules applied. Total rules applied 138 place count 624 transition count 1234
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 146 place count 616 transition count 1234
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 80 Pre rules applied. Total rules applied 146 place count 616 transition count 1154
Deduced a syphon composed of 80 places in 4 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 306 place count 536 transition count 1154
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 3 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 3 with 112 rules applied. Total rules applied 418 place count 480 transition count 1098
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 3 with 8 rules applied. Total rules applied 426 place count 480 transition count 1090
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 434 place count 472 transition count 1090
Applied a total of 434 rules in 443 ms. Remains 472 /690 variables (removed 218) and now considering 1090/1306 (removed 216) transitions.
Running 1088 sub problems to find dead transitions.
[2026-05-29 12:15:43] [INFO ] Flow matrix only has 1074 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14612090824487703302.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12851738401005684166.kers'
[2026-05-29 12:15:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14612090824487703302.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12851738401005684166.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1074 rows 467 cols 4846 entries
Finished phase 1 with 231 SingleSign rule and 189 generalized
[2026-05-29 12:15:43] [INFO ] Computed 52 invariants in 9 ms
Computed 52 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12851738401005684166.kers
Total runtime 12 ms.
[2026-05-29 12:15:43] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/470 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/470 variables, 33/49 constraints. Problems are: Problem set: 0 solved, 1088 unsolved
SMT process timed out in 22239ms, After SMT, problems are : Problem set: 0 solved, 1088 unsolved
Search for dead transitions found 0 dead transitions in 22277ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22784 ms. Remains : 472/690 places, 1090/1306 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15294860188674602936.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8173252822874160742.kers'
[2026-05-29 12:16:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15294860188674602936.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8173252822874160742.kers]
Normalized transition count is 1074 out of 1090 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1074 rows 467 cols 4846 entries
Finished phase 1 with 231 SingleSign rule and 189 generalized
[2026-05-29 12:16:05] [INFO ] Computed 52 invariants in 13 ms
Computed 52 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-8173252822874160742.kers
Total runtime 15 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 6, 0, 2] Max Struct:[32, 64, 12, 32]
RANDOM walk for 1000000 steps (373 resets) in 5053 ms. (197 steps per ms)
BEST_FIRST walk for 4000004 steps (450 resets) in 9421 ms. (424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 7, 0, 2] Max Struct:[32, 64, 12, 32]
[2026-05-29 12:16:20] [INFO ] Flow matrix only has 1074 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17574847984739346440.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6568189311529765750.kers'
[2026-05-29 12:16:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17574847984739346440.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6568189311529765750.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1074 rows 467 cols 4846 entries
Finished phase 1 with 231 SingleSign rule and 189 generalized
[2026-05-29 12:16:20] [INFO ] Computed 52 invariants in 9 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6568189311529765750.kers
Total runtime 10 ms.
[2026-05-29 12:16:20] [INFO ] [Real]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:16:20] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 29 ms returned sat
[2026-05-29 12:16:21] [INFO ] [Real]Absence check using state equation in 456 ms returned sat
[2026-05-29 12:16:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:16:21] [INFO ] [Nat]Absence check using 16 positive place invariants in 34 ms returned sat
[2026-05-29 12:16:21] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 49 ms returned sat
[2026-05-29 12:16:22] [INFO ] [Nat]Absence check using state equation in 1056 ms returned sat
[2026-05-29 12:16:22] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:16:23] [INFO ] [Nat]Added 96 Read/Feed constraints in 945 ms returned sat
[2026-05-29 12:16:23] [INFO ] Computed and/alt/rep : 480/1662/472 causal constraints (skipped 600 transitions) in 107 ms.
[2026-05-29 12:16:24] [INFO ] Added : 39 causal constraints over 8 iterations in 934 ms. Result :sat
Minimization took 4098 ms.
[2026-05-29 12:16:28] [INFO ] [Real]Absence check using 16 positive place invariants in 22 ms returned sat
[2026-05-29 12:16:28] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 27 ms returned sat
[2026-05-29 12:16:29] [INFO ] [Real]Absence check using state equation in 532 ms returned sat
[2026-05-29 12:16:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:16:29] [INFO ] [Nat]Absence check using 16 positive place invariants in 22 ms returned sat
[2026-05-29 12:16:29] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 31 ms returned sat
[2026-05-29 12:16:29] [INFO ] [Nat]Absence check using state equation in 548 ms returned sat
[2026-05-29 12:16:30] [INFO ] [Nat]Added 96 Read/Feed constraints in 773 ms returned sat
[2026-05-29 12:16:31] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 506 ms
[2026-05-29 12:16:31] [INFO ] [Real]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:16:31] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 28 ms returned sat
[2026-05-29 12:16:31] [INFO ] [Real]Absence check using state equation in 546 ms returned sat
[2026-05-29 12:16:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:16:31] [INFO ] [Nat]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:16:31] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 30 ms returned sat
[2026-05-29 12:16:33] [INFO ] [Nat]Absence check using state equation in 1544 ms returned sat
[2026-05-29 12:16:34] [INFO ] [Nat]Added 96 Read/Feed constraints in 1012 ms returned sat
[2026-05-29 12:16:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1260 ms
[2026-05-29 12:16:35] [INFO ] Computed and/alt/rep : 480/1662/472 causal constraints (skipped 600 transitions) in 85 ms.
[2026-05-29 12:16:36] [INFO ] Added : 17 causal constraints over 4 iterations in 1041 ms. Result :sat
Minimization took 3750 ms.
[2026-05-29 12:16:40] [INFO ] [Real]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:16:40] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 27 ms returned sat
[2026-05-29 12:16:41] [INFO ] [Real]Absence check using state equation in 445 ms returned sat
[2026-05-29 12:16:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:16:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:16:41] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 28 ms returned sat
[2026-05-29 12:16:41] [INFO ] [Nat]Absence check using state equation in 449 ms returned sat
[2026-05-29 12:16:42] [INFO ] [Nat]Added 96 Read/Feed constraints in 760 ms returned sat
[2026-05-29 12:16:42] [INFO ] Computed and/alt/rep : 480/1662/472 causal constraints (skipped 600 transitions) in 77 ms.
[2026-05-29 12:16:47] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2942 ms
[2026-05-29 12:16:47] [INFO ] Added : 51 causal constraints over 11 iterations in 4763 ms. Result :sat
Minimization took 4110 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 7, 0, 2] Max Struct:[32, 7, 12, 32]
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-02 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
Support contains 17 out of 472 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 472/472 places, 1090/1090 transitions.
Applied a total of 0 rules in 39 ms. Remains 472 /472 variables (removed 0) and now considering 1090/1090 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 472/472 places, 1090/1090 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14403126772102013817.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7768095270673505310.kers'
[2026-05-29 12:16:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14403126772102013817.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7768095270673505310.kers]
Normalized transition count is 1074 out of 1090 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1074 rows 467 cols 4846 entries
Finished phase 1 with 231 SingleSign rule and 189 generalized
[2026-05-29 12:16:52] [INFO ] Computed 52 invariants in 11 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-7768095270673505310.kers
Total runtime 30 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
RANDOM walk for 1000000 steps (375 resets) in 4615 ms. (216 steps per ms)
BEST_FIRST walk for 3000002 steps (497 resets) in 6393 ms. (469 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
[2026-05-29 12:17:03] [INFO ] Flow matrix only has 1074 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15615106939845461494.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4021303312213776335.kers'
[2026-05-29 12:17:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15615106939845461494.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4021303312213776335.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1074 rows 467 cols 4846 entries
Finished phase 1 with 231 SingleSign rule and 189 generalized
[2026-05-29 12:17:03] [INFO ] Computed 52 invariants in 8 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4021303312213776335.kers
Total runtime 10 ms.
[2026-05-29 12:17:03] [INFO ] [Real]Absence check using 16 positive place invariants in 19 ms returned sat
[2026-05-29 12:17:04] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 27 ms returned sat
[2026-05-29 12:17:04] [INFO ] [Real]Absence check using state equation in 649 ms returned sat
[2026-05-29 12:17:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:17:04] [INFO ] [Nat]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:17:04] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 28 ms returned sat
[2026-05-29 12:17:05] [INFO ] [Nat]Absence check using state equation in 927 ms returned sat
[2026-05-29 12:17:05] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:17:06] [INFO ] [Nat]Added 96 Read/Feed constraints in 972 ms returned sat
[2026-05-29 12:17:06] [INFO ] Computed and/alt/rep : 480/1662/472 causal constraints (skipped 600 transitions) in 118 ms.
[2026-05-29 12:17:07] [INFO ] Added : 39 causal constraints over 8 iterations in 867 ms. Result :sat
Minimization took 4228 ms.
[2026-05-29 12:17:12] [INFO ] [Real]Absence check using 16 positive place invariants in 21 ms returned sat
[2026-05-29 12:17:12] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 29 ms returned sat
[2026-05-29 12:17:12] [INFO ] [Real]Absence check using state equation in 776 ms returned sat
[2026-05-29 12:17:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:17:13] [INFO ] [Nat]Absence check using 16 positive place invariants in 27 ms returned sat
[2026-05-29 12:17:13] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 42 ms returned sat
[2026-05-29 12:17:14] [INFO ] [Nat]Absence check using state equation in 1445 ms returned sat
[2026-05-29 12:17:15] [INFO ] [Nat]Added 96 Read/Feed constraints in 983 ms returned sat
[2026-05-29 12:17:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1224 ms
[2026-05-29 12:17:16] [INFO ] Computed and/alt/rep : 480/1662/472 causal constraints (skipped 600 transitions) in 100 ms.
[2026-05-29 12:17:17] [INFO ] Added : 17 causal constraints over 4 iterations in 1053 ms. Result :sat
Minimization took 3861 ms.
[2026-05-29 12:17:21] [INFO ] [Real]Absence check using 16 positive place invariants in 19 ms returned sat
[2026-05-29 12:17:21] [INFO ] [Real]Absence check using 16 positive and 36 generalized place invariants in 30 ms returned sat
[2026-05-29 12:17:22] [INFO ] [Real]Absence check using state equation in 479 ms returned sat
[2026-05-29 12:17:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:17:22] [INFO ] [Nat]Absence check using 16 positive place invariants in 22 ms returned sat
[2026-05-29 12:17:22] [INFO ] [Nat]Absence check using 16 positive and 36 generalized place invariants in 29 ms returned sat
[2026-05-29 12:17:22] [INFO ] [Nat]Absence check using state equation in 449 ms returned sat
[2026-05-29 12:17:23] [INFO ] [Nat]Added 96 Read/Feed constraints in 739 ms returned sat
[2026-05-29 12:17:23] [INFO ] Computed and/alt/rep : 480/1662/472 causal constraints (skipped 600 transitions) in 85 ms.
[2026-05-29 12:17:28] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 3256 ms
[2026-05-29 12:17:28] [INFO ] Added : 51 causal constraints over 11 iterations in 5042 ms. Result :sat
Minimization took 4508 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
Support contains 17 out of 472 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 472/472 places, 1090/1090 transitions.
Applied a total of 0 rules in 38 ms. Remains 472 /472 variables (removed 0) and now considering 1090/1090 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 472/472 places, 1090/1090 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 472/472 places, 1090/1090 transitions.
Applied a total of 0 rules in 37 ms. Remains 472 /472 variables (removed 0) and now considering 1090/1090 (removed 0) transitions.
[2026-05-29 12:17:34] [INFO ] Flow matrix only has 1074 transitions (discarded 16 similar events)
[2026-05-29 12:17:34] [INFO ] Invariant cache hit.
[2026-05-29 12:17:35] [INFO ] Implicit Places using invariants in 1231 ms returned [426, 427, 428, 429, 430, 431, 432, 433]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 1239 ms to find 8 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 464/472 places, 1090/1090 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 456 transition count 1082
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 456 transition count 1082
Applied a total of 16 rules in 92 ms. Remains 456 /464 variables (removed 8) and now considering 1082/1090 (removed 8) transitions.
[2026-05-29 12:17:35] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8694557145017682785.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4321859235950561780.kers'
[2026-05-29 12:17:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8694557145017682785.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4321859235950561780.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:17:35] [INFO ] Computed 44 invariants in 13 ms
Computed 44 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-4321859235950561780.kers
Total runtime 16 ms.
[2026-05-29 12:17:37] [INFO ] Implicit Places using invariants in 1662 ms returned []
[2026-05-29 12:17:37] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:17:37] [INFO ] Invariant cache hit.
[2026-05-29 12:17:38] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:17:49] [INFO ] Implicit Places using invariants and state equation in 12006 ms returned []
Implicit Place search using SMT with State Equation took 13670 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 456/472 places, 1082/1090 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 15045 ms. Remains : 456/472 places, 1082/1090 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4077604208078852887.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3699446342410470039.kers'
[2026-05-29 12:17:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4077604208078852887.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3699446342410470039.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:17:49] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-3699446342410470039.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
RANDOM walk for 1000000 steps (405 resets) in 4167 ms. (239 steps per ms)
BEST_FIRST walk for 3000002 steps (499 resets) in 5878 ms. (510 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
[2026-05-29 12:17:59] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14559334881277135949.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4033454886080185782.kers'
[2026-05-29 12:17:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14559334881277135949.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4033454886080185782.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:17:59] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4033454886080185782.kers
Total runtime 10 ms.
[2026-05-29 12:17:59] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:17:59] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:18:00] [INFO ] [Real]Absence check using state equation in 1078 ms returned sat
[2026-05-29 12:18:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:18:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:18:00] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:18:01] [INFO ] [Nat]Absence check using state equation in 510 ms returned sat
[2026-05-29 12:18:01] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:18:02] [INFO ] [Nat]Added 96 Read/Feed constraints in 817 ms returned sat
[2026-05-29 12:18:02] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 64 ms.
[2026-05-29 12:18:02] [INFO ] Added : 24 causal constraints over 5 iterations in 650 ms. Result :sat
Minimization took 4546 ms.
[2026-05-29 12:18:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:18:07] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 12:18:07] [INFO ] [Real]Absence check using state equation in 484 ms returned sat
[2026-05-29 12:18:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:18:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 12:18:08] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 12:18:08] [INFO ] [Nat]Absence check using state equation in 821 ms returned sat
[2026-05-29 12:18:10] [INFO ] [Nat]Added 96 Read/Feed constraints in 1913 ms returned sat
[2026-05-29 12:18:10] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 76 ms.
[2026-05-29 12:18:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 234 ms
[2026-05-29 12:18:12] [INFO ] Added : 40 causal constraints over 9 iterations in 1587 ms. Result :sat
Minimization took 4549 ms.
[2026-05-29 12:18:17] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:18:17] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 50 ms returned sat
[2026-05-29 12:18:18] [INFO ] [Real]Absence check using state equation in 902 ms returned sat
[2026-05-29 12:18:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:18:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:18:18] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 12:18:19] [INFO ] [Nat]Absence check using state equation in 930 ms returned sat
[2026-05-29 12:18:19] [INFO ] [Nat]Added 96 Read/Feed constraints in 723 ms returned sat
[2026-05-29 12:18:20] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 12:18:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1987 ms
[2026-05-29 12:18:24] [INFO ] Added : 54 causal constraints over 12 iterations in 4874 ms. Result :sat
Minimization took 4531 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 0, 2] Max Struct:[32, 12, 32]
Support contains 17 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 28 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 25 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:18:29] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:18:29] [INFO ] Invariant cache hit.
[2026-05-29 12:18:30] [INFO ] Implicit Places using invariants in 1438 ms returned []
[2026-05-29 12:18:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:18:30] [INFO ] Invariant cache hit.
[2026-05-29 12:18:31] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:18:44] [INFO ] Implicit Places using invariants and state equation in 14084 ms returned []
Implicit Place search using SMT with State Equation took 15525 ms to find 0 implicit places.
[2026-05-29 12:18:45] [INFO ] Redundant transitions in 99 ms returned []
Running 1080 sub problems to find dead transitions.
[2026-05-29 12:18:45] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:18:45] [INFO ] Invariant cache hit.
[2026-05-29 12:18:45] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/454 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1080 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/454 variables, 29/42 constraints. Problems are: Problem set: 0 solved, 1080 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 454/1522 variables, and 54 constraints, problems are : Problem set: 0 solved, 1080 unsolved in 30063 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/31 constraints, State Equation: 0/456 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1080/1080 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1080 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/454 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1080 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/454 variables, 29/42 constraints. Problems are: Problem set: 0 solved, 1080 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/454 variables, 12/54 constraints. Problems are: Problem set: 0 solved, 1080 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 454/1522 variables, and 56 constraints, problems are : Problem set: 0 solved, 1080 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 29/31 constraints, State Equation: 0/456 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1080 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61065ms problems are : Problem set: 0 solved, 1080 unsolved
Search for dead transitions found 0 dead transitions in 61071ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76739 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40001 steps (19 resets) in 1406 ms. (28 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 565 ms. (70 steps per ms) remains 6/6 properties
[2026-05-29 12:19:46] [INFO ] Flatten gal took : 512 ms
BEST_FIRST walk for 40004 steps (10 resets) in 663 ms. (60 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (10 resets) in 384 ms. (103 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 258 ms. (154 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 292 ms. (136 steps per ms) remains 6/6 properties
[2026-05-29 12:19:47] [INFO ] Flatten gal took : 335 ms
BEST_FIRST walk for 40003 steps (12 resets) in 318 ms. (125 steps per ms) remains 6/6 properties
[2026-05-29 12:19:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8955586421199794081.gal : 102 ms
[2026-05-29 12:19:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15049025564175086544.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/ReachabilityCardinality8955586421199794081.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15049025564175086544.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality15049025564175086544.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 105485 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 6
Probabilistic random walk after 105485 steps, saw 61094 distinct states, run finished after 3007 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-29 12:19:50] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:19:50] [INFO ] Invariant cache hit.
[2026-05-29 12:19:50] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
At refinement iteration 1 (OVERLAPS) 258/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Problem MAX2 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 3 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 3 solved, 3 unsolved in 2267 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 258/275 variables, 13/13 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 4/44 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 1/45 constraints. Problems are: Problem set: 3 solved, 3 unsolved
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 8 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 3 solved, 3 unsolved in 4478 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6773ms problems are : Problem set: 3 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 300 ms.
Support contains 17 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 53 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (20 resets) in 552 ms. (72 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (9 resets) in 317 ms. (125 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (9 resets) in 261 ms. (152 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (12 resets) in 209 ms. (190 steps per ms) remains 3/3 properties
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 159186 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 3
Probabilistic random walk after 159186 steps, saw 90330 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 12:20:00] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:20:00] [INFO ] Invariant cache hit.
[2026-05-29 12:20:01] [INFO ] State equation strengthened by 96 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 258/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1434 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 258/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem MIN1 is UNSAT
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 3/601 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 0/601 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/1522 variables, 2/603 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1522 variables, 1/604 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 604 constraints, problems are : Problem set: 1 solved, 2 unsolved in 9763 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11218ms problems are : Problem set: 1 solved, 2 unsolved
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :12216 after 169376
Parikh walk visited 0 properties in 4309 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 24 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (19 resets) in 405 ms. (98 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 212 ms. (187 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 180026 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 180026 steps, saw 101677 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:20:19] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:20:19] [INFO ] Invariant cache hit.
[2026-05-29 12:20:19] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1851 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :169376 after 239168
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13410 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15276ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 750 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 46 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 26 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:20:35] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:20:35] [INFO ] Invariant cache hit.
[2026-05-29 12:20:36] [INFO ] Implicit Places using invariants in 1094 ms returned []
[2026-05-29 12:20:36] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:20:36] [INFO ] Invariant cache hit.
Detected timeout of ITS tools.
[2026-05-29 12:20:37] [INFO ] Flatten gal took : 95 ms
[2026-05-29 12:20:37] [INFO ] Applying decomposition
[2026-05-29 12:20:37] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:20:37] [INFO ] Flatten gal took : 67 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/graph2439202802924256611.txt' '-o' '/tmp/graph2439202802924256611.bin' '-w' '/tmp/graph2439202802924256611.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2439202802924256611.bin' '-l' '-1' '-v' '-w' '/tmp/graph2439202802924256611.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:20:38] [INFO ] Decomposing Gal with order
[2026-05-29 12:20:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:20:38] [INFO ] Removed a total of 1017 redundant transitions.
[2026-05-29 12:20:38] [INFO ] Flatten gal took : 514 ms
[2026-05-29 12:20:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 1410 labels/synchronizations in 137 ms.
[2026-05-29 12:20:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7480259391789867095.gal : 36 ms
[2026-05-29 12:20:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11585262841589531546.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7480259391789867095.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11585262841589531546.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11585262841589531546.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 45
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :45 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 114
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :114 after 234
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :234 after 691
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :691 after 1048
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1048 after 1266
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1266 after 2086
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2086 after 3209
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3209 after 6356
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6356 after 36854
[2026-05-29 12:20:50] [INFO ] Implicit Places using invariants and state equation in 13579 ms returned []
Implicit Place search using SMT with State Equation took 14675 ms to find 0 implicit places.
[2026-05-29 12:20:50] [INFO ] Redundant transitions in 72 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14784 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 106 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-6762969685659192828.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3411806116587389924.kers'
[2026-05-29 12:20:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6762969685659192828.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3411806116587389924.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:20:50] [INFO ] Computed 44 invariants in 18 ms
Computed 44 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-3411806116587389924.kers
Total runtime 20 ms.
[2026-05-29 12:20:50] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2026-05-29 12:20:50] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:20:52] [INFO ] After 1335ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:20:52] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:20:52] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 42 ms returned sat
[2026-05-29 12:20:54] [INFO ] After 1783ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:20:55] [INFO ] After 2842ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:20:55] [INFO ] After 3699ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:20:55] [INFO ] Flatten gal took : 123 ms
[2026-05-29 12:20:56] [INFO ] Flatten gal took : 113 ms
[2026-05-29 12:20:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1857021909577970859.gal : 20 ms
[2026-05-29 12:20:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11849046148245687475.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1857021909577970859.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11849046148245687475.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11849046148245687475.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :36854 after 84680
Detected timeout of ITS tools.
[2026-05-29 12:21:11] [INFO ] Flatten gal took : 78 ms
[2026-05-29 12:21:11] [INFO ] Applying decomposition
[2026-05-29 12:21:11] [INFO ] Flatten gal took : 82 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/graph916625962813179778.txt' '-o' '/tmp/graph916625962813179778.bin' '-w' '/tmp/graph916625962813179778.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph916625962813179778.bin' '-l' '-1' '-v' '-w' '/tmp/graph916625962813179778.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:21:11] [INFO ] Decomposing Gal with order
[2026-05-29 12:21:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:21:12] [INFO ] Removed a total of 1174 redundant transitions.
[2026-05-29 12:21:12] [INFO ] Flatten gal took : 336 ms
[2026-05-29 12:21:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 973 labels/synchronizations in 51 ms.
[2026-05-29 12:21:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9672636873330131139.gal : 14 ms
[2026-05-29 12:21:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15966820764451435551.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9672636873330131139.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15966820764451435551.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality15966820764451435551.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 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 436
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :436 after 469
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :469 after 901
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :901 after 1971
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1971 after 4991
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4991 after 16371
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :84680 after 149920
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :16371 after 75193
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36716 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA PolyORBLF-COL-S02J06T08-UpperBounds-03 0 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[31, 31]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5174278107141786526.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4998009362776422291.kers'
[2026-05-29 12:21:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5174278107141786526.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4998009362776422291.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:21:27] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-4998009362776422291.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[31, 31]
RANDOM walk for 1000000 steps (366 resets) in 4418 ms. (226 steps per ms)
BEST_FIRST walk for 2000001 steps (326 resets) in 4346 ms. (460 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[31, 31]
[2026-05-29 12:21:36] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-229285219950147882.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7526290942197858248.kers'
[2026-05-29 12:21:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-229285219950147882.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7526290942197858248.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:21:36] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-7526290942197858248.kers
Total runtime 11 ms.
[2026-05-29 12:21:36] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:21:36] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 12:21:37] [INFO ] [Real]Absence check using state equation in 973 ms returned sat
[2026-05-29 12:21:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:21:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:21:37] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 12:21:38] [INFO ] [Nat]Absence check using state equation in 488 ms returned sat
[2026-05-29 12:21:38] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:21:38] [INFO ] [Nat]Added 96 Read/Feed constraints in 689 ms returned sat
[2026-05-29 12:21:38] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:21:39] [INFO ] Added : 24 causal constraints over 5 iterations in 797 ms. Result :sat
Minimization took 4548 ms.
[2026-05-29 12:21:44] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:21:44] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:21:44] [INFO ] [Real]Absence check using state equation in 728 ms returned sat
[2026-05-29 12:21:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:21:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:21:45] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 51 ms returned sat
[2026-05-29 12:21:46] [INFO ] [Nat]Absence check using state equation in 925 ms returned sat
[2026-05-29 12:21:46] [INFO ] [Nat]Added 96 Read/Feed constraints in 603 ms returned sat
[2026-05-29 12:21:46] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:21:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1700 ms
[2026-05-29 12:21:51] [INFO ] Added : 54 causal constraints over 12 iterations in 4682 ms. Result :sat
Minimization took 4505 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[31, 31]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[31, 31]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 21 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 19 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:21:56] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:21:56] [INFO ] Invariant cache hit.
[2026-05-29 12:21:57] [INFO ] Implicit Places using invariants in 1082 ms returned []
[2026-05-29 12:21:57] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:21:57] [INFO ] Invariant cache hit.
[2026-05-29 12:21:57] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:22:08] [INFO ] Implicit Places using invariants and state equation in 11318 ms returned []
Implicit Place search using SMT with State Equation took 12403 ms to find 0 implicit places.
[2026-05-29 12:22:08] [INFO ] Redundant transitions in 20 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12449 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:22:08] [INFO ] Flatten gal took : 83 ms
RANDOM walk for 40000 steps (21 resets) in 517 ms. (77 steps per ms) remains 4/4 properties
[2026-05-29 12:22:08] [INFO ] Flatten gal took : 113 ms
[2026-05-29 12:22:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6612611753627116806.gal : 26 ms
[2026-05-29 12:22:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1626902410661283460.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6612611753627116806.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1626902410661283460.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40002 steps (11 resets) in 402 ms. (99 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 297 ms. (134 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 295 ms. (135 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 313 ms. (127 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1626902410661283460.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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 133261 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 4
Probabilistic random walk after 133261 steps, saw 76382 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
[2026-05-29 12:22:12] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:22:12] [INFO ] Invariant cache hit.
[2026-05-29 12:22:12] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1498 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4022 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5545ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 93 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 21 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40001 steps (15 resets) in 383 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 178 ms. (223 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (11 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 180583 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 180583 steps, saw 101997 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 12:22:20] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:22:20] [INFO ] Invariant cache hit.
[2026-05-29 12:22:20] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1729 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12289 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14032ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 853 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 20 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 19 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:22:35] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:22:35] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
[2026-05-29 12:22:36] [INFO ] Implicit Places using invariants in 1058 ms returned []
[2026-05-29 12:22:36] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:22:36] [INFO ] Invariant cache hit.
[2026-05-29 12:22:37] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:22:48] [INFO ] Implicit Places using invariants and state equation in 11955 ms returned []
Implicit Place search using SMT with State Equation took 13018 ms to find 0 implicit places.
[2026-05-29 12:22:48] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13058 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 111 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-11740930754927880046.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15945561796749093865.kers'
[2026-05-29 12:22:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11740930754927880046.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15945561796749093865.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:22:49] [INFO ] Computed 44 invariants in 13 ms
Computed 44 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-15945561796749093865.kers
Total runtime 16 ms.
[2026-05-29 12:22:49] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2026-05-29 12:22:49] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:22:50] [INFO ] After 1152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:22:50] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:22:50] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 37 ms returned sat
[2026-05-29 12:22:51] [INFO ] After 1585ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:22:52] [INFO ] After 2513ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:22:53] [INFO ] After 3269ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:22:53] [INFO ] Flatten gal took : 43 ms
[2026-05-29 12:22:53] [INFO ] Flatten gal took : 44 ms
[2026-05-29 12:22:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3012749580094507690.gal : 7 ms
[2026-05-29 12:22:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality990993608627808699.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3012749580094507690.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality990993608627808699.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality990993608627808699.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 12:22:58] [INFO ] Flatten gal took : 36 ms
[2026-05-29 12:22:58] [INFO ] Applying decomposition
[2026-05-29 12:22:58] [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/graph17083775936948965407.txt' '-o' '/tmp/graph17083775936948965407.bin' '-w' '/tmp/graph17083775936948965407.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17083775936948965407.bin' '-l' '-1' '-v' '-w' '/tmp/graph17083775936948965407.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:22:59] [INFO ] Decomposing Gal with order
[2026-05-29 12:22:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:22:59] [INFO ] Removed a total of 1152 redundant transitions.
[2026-05-29 12:22:59] [INFO ] Flatten gal took : 234 ms
[2026-05-29 12:22:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 969 labels/synchronizations in 45 ms.
[2026-05-29 12:22:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8504388919225362355.gal : 13 ms
[2026-05-29 12:22:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1298181693310667118.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8504388919225362355.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1298181693310667118.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
Loading property file /tmp/ReachabilityCardinality1298181693310667118.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 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 80
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :80 after 156
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :430 after 663
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :663 after 747
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :747 after 1076
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1076 after 1554
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1554 after 3076
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3076 after 4658
Detected timeout of ITS tools.
[2026-05-29 12:23:08] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:23:08] [INFO ] Applying decomposition
[2026-05-29 12:23:08] [INFO ] Flatten gal took : 33 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/graph17988372013621364312.txt' '-o' '/tmp/graph17988372013621364312.bin' '-w' '/tmp/graph17988372013621364312.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17988372013621364312.bin' '-l' '-1' '-v' '-w' '/tmp/graph17988372013621364312.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:23:08] [INFO ] Decomposing Gal with order
[2026-05-29 12:23:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:23:08] [INFO ] Removed a total of 1136 redundant transitions.
[2026-05-29 12:23:09] [INFO ] Flatten gal took : 157 ms
[2026-05-29 12:23:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 980 labels/synchronizations in 29 ms.
[2026-05-29 12:23:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10049993554749906155.gal : 12 ms
[2026-05-29 12:23:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5219666199573791005.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10049993554749906155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5219666199573791005.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality5219666199573791005.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 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 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 495
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :495 after 677
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :677 after 1285
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1285 after 3437
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3437 after 9959
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9959 after 34431
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4658 after 7494
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :34431 after 55179
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :55179 after 83589
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35283 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:[30, 30]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10246241962723366416.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7888591118478780137.kers'
[2026-05-29 12:23:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10246241962723366416.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7888591118478780137.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:23:24] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-7888591118478780137.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[30, 30]
RANDOM walk for 1000000 steps (392 resets) in 4769 ms. (209 steps per ms)
BEST_FIRST walk for 2000002 steps (352 resets) in 4063 ms. (492 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[30, 30]
[2026-05-29 12:23:33] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-167172075472810087.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17940120171336700256.kers'
[2026-05-29 12:23:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-167172075472810087.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17940120171336700256.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:23:33] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17940120171336700256.kers
Total runtime 11 ms.
[2026-05-29 12:23:33] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:23:33] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:23:34] [INFO ] [Real]Absence check using state equation in 1068 ms returned sat
[2026-05-29 12:23:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:23:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:23:34] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:23:34] [INFO ] [Nat]Absence check using state equation in 474 ms returned sat
[2026-05-29 12:23:34] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:23:35] [INFO ] [Nat]Added 96 Read/Feed constraints in 623 ms returned sat
[2026-05-29 12:23:35] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 80 ms.
[2026-05-29 12:23:36] [INFO ] Added : 24 causal constraints over 5 iterations in 626 ms. Result :sat
Minimization took 4512 ms.
[2026-05-29 12:23:40] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2026-05-29 12:23:40] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 12:23:41] [INFO ] [Real]Absence check using state equation in 768 ms returned sat
[2026-05-29 12:23:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:23:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 12:23:41] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 12:23:42] [INFO ] [Nat]Absence check using state equation in 680 ms returned sat
[2026-05-29 12:23:43] [INFO ] [Nat]Added 96 Read/Feed constraints in 672 ms returned sat
[2026-05-29 12:23:43] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 85 ms.
[2026-05-29 12:23:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2142 ms
[2026-05-29 12:23:48] [INFO ] Added : 54 causal constraints over 12 iterations in 5183 ms. Result :sat
Minimization took 4539 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[30, 30]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[30, 30]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 20 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 19 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:23:53] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:23:53] [INFO ] Invariant cache hit.
[2026-05-29 12:23:54] [INFO ] Implicit Places using invariants in 1419 ms returned []
[2026-05-29 12:23:54] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:23:54] [INFO ] Invariant cache hit.
[2026-05-29 12:23:55] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:24:07] [INFO ] Implicit Places using invariants and state equation in 12751 ms returned []
Implicit Place search using SMT with State Equation took 14173 ms to find 0 implicit places.
[2026-05-29 12:24:07] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14209 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:24:07] [INFO ] Flatten gal took : 49 ms
[2026-05-29 12:24:07] [INFO ] Flatten gal took : 50 ms
[2026-05-29 12:24:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12492300934171424804.gal : 8 ms
[2026-05-29 12:24:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8437511682381734874.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12492300934171424804.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8437511682381734874.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 40002 steps (14 resets) in 377 ms. (105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 224 ms. (177 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 208 ms. (191 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8437511682381734874.prop.
BEST_FIRST walk for 40003 steps (11 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 135814 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 135814 steps, saw 77776 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 12:24:10] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:24:10] [INFO ] Invariant cache hit.
[2026-05-29 12:24:10] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1388 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4118 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5525ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 92 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 17 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (15 resets) in 305 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (13 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 172703 steps, run timeout after 3001 ms. (steps per millisecond=57 ) properties seen :0 out of 2
Probabilistic random walk after 172703 steps, saw 97650 distinct states, run finished after 3001 ms. (steps per millisecond=57 ) properties seen :0
[2026-05-29 12:24:19] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:24:19] [INFO ] Invariant cache hit.
[2026-05-29 12:24:19] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1735 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/1522 variables, 2/603 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1522 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 604 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11947 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13696ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
Parikh walk visited 0 properties in 3633 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 25 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 19 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:24:36] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:24:36] [INFO ] Invariant cache hit.
[2026-05-29 12:24:37] [INFO ] Implicit Places using invariants in 1096 ms returned []
[2026-05-29 12:24:38] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:24:38] [INFO ] Invariant cache hit.
[2026-05-29 12:24:38] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:24:49] [INFO ] Implicit Places using invariants and state equation in 11404 ms returned []
Implicit Place search using SMT with State Equation took 12503 ms to find 0 implicit places.
[2026-05-29 12:24:49] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12551 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 87 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-7046717393368721178.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7450611890490827859.kers'
[2026-05-29 12:24:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7046717393368721178.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7450611890490827859.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:24:49] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-7450611890490827859.kers
Total runtime 13 ms.
[2026-05-29 12:24:49] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:24:49] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 37 ms returned sat
[2026-05-29 12:24:50] [INFO ] After 1172ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:24:50] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:24:50] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 35 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:24:52] [INFO ] After 1697ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:24:53] [INFO ] After 2632ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:24:54] [INFO ] After 3406ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:24:54] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:24:54] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:24:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11389044513282349906.gal : 7 ms
[2026-05-29 12:24:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16738343498153904310.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11389044513282349906.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16738343498153904310.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality16738343498153904310.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:24:57] [INFO ] Flatten gal took : 34 ms
[2026-05-29 12:24:57] [INFO ] Applying decomposition
[2026-05-29 12:24:57] [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/graph12801790670544058069.txt' '-o' '/tmp/graph12801790670544058069.bin' '-w' '/tmp/graph12801790670544058069.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12801790670544058069.bin' '-l' '-1' '-v' '-w' '/tmp/graph12801790670544058069.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:24:57] [INFO ] Decomposing Gal with order
[2026-05-29 12:24:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:24:57] [INFO ] Removed a total of 994 redundant transitions.
[2026-05-29 12:24:57] [INFO ] Flatten gal took : 135 ms
[2026-05-29 12:24:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 980 labels/synchronizations in 29 ms.
[2026-05-29 12:24:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1364830060748805896.gal : 10 ms
[2026-05-29 12:24:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4136671315294912400.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1364830060748805896.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4136671315294912400.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality4136671315294912400.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 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 64
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :64 after 114
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :114 after 180
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :180 after 614
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :614 after 761
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :761 after 1106
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1106 after 1432
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1432 after 2499
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2499 after 4553
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4553 after 18630
Detected timeout of ITS tools.
[2026-05-29 12:25:09] [INFO ] Flatten gal took : 37 ms
[2026-05-29 12:25:09] [INFO ] Applying decomposition
[2026-05-29 12:25:09] [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/graph8924900775497152469.txt' '-o' '/tmp/graph8924900775497152469.bin' '-w' '/tmp/graph8924900775497152469.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8924900775497152469.bin' '-l' '-1' '-v' '-w' '/tmp/graph8924900775497152469.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:25:09] [INFO ] Decomposing Gal with order
[2026-05-29 12:25:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:25:09] [INFO ] Removed a total of 1061 redundant transitions.
[2026-05-29 12:25:09] [INFO ] Flatten gal took : 147 ms
[2026-05-29 12:25:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 1134 labels/synchronizations in 27 ms.
[2026-05-29 12:25:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4178755797476996749.gal : 10 ms
[2026-05-29 12:25:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16263910994937938815.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4178755797476996749.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16263910994937938815.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality16263910994937938815.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 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 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 131
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :131 after 487
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :487 after 635
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :635 after 1227
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1227 after 1669
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1669 after 3385
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3385 after 8956
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8956 after 17721
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :17721 after 29254
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :18630 after 59540
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35373 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:[29, 29]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-828484525824085987.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17185344555359557994.kers'
[2026-05-29 12:25:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-828484525824085987.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17185344555359557994.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:25:24] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17185344555359557994.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[29, 29]
RANDOM walk for 1000000 steps (377 resets) in 4490 ms. (222 steps per ms)
BEST_FIRST walk for 2000002 steps (308 resets) in 4373 ms. (457 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[29, 29]
[2026-05-29 12:25:33] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7075015477499608384.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7154914476431841245.kers'
[2026-05-29 12:25:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7075015477499608384.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7154914476431841245.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:25:33] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7154914476431841245.kers
Total runtime 10 ms.
[2026-05-29 12:25:33] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:25:33] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:25:35] [INFO ] [Real]Absence check using state equation in 1270 ms returned sat
[2026-05-29 12:25:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:25:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 12:25:35] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 26 ms returned sat
[2026-05-29 12:25:35] [INFO ] [Nat]Absence check using state equation in 507 ms returned sat
[2026-05-29 12:25:35] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:25:36] [INFO ] [Nat]Added 96 Read/Feed constraints in 535 ms returned sat
[2026-05-29 12:25:36] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 74 ms.
[2026-05-29 12:25:37] [INFO ] Added : 24 causal constraints over 5 iterations in 652 ms. Result :sat
Minimization took 4579 ms.
[2026-05-29 12:25:41] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:25:41] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:25:42] [INFO ] [Real]Absence check using state equation in 684 ms returned sat
[2026-05-29 12:25:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:25:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 12:25:42] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 12:25:43] [INFO ] [Nat]Absence check using state equation in 874 ms returned sat
[2026-05-29 12:25:44] [INFO ] [Nat]Added 96 Read/Feed constraints in 596 ms returned sat
[2026-05-29 12:25:44] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 76 ms.
[2026-05-29 12:25:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2076 ms
[2026-05-29 12:25:49] [INFO ] Added : 54 causal constraints over 12 iterations in 5029 ms. Result :sat
Minimization took 4590 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[29, 29]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[29, 29]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 16 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:25:53] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:25:53] [INFO ] Invariant cache hit.
[2026-05-29 12:25:55] [INFO ] Implicit Places using invariants in 1411 ms returned []
[2026-05-29 12:25:55] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:25:55] [INFO ] Invariant cache hit.
[2026-05-29 12:25:55] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:26:06] [INFO ] Implicit Places using invariants and state equation in 11657 ms returned []
Implicit Place search using SMT with State Equation took 13070 ms to find 0 implicit places.
[2026-05-29 12:26:06] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13105 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:26:07] [INFO ] Flatten gal took : 73 ms
RANDOM walk for 40000 steps (22 resets) in 416 ms. (95 steps per ms) remains 4/4 properties
[2026-05-29 12:26:07] [INFO ] Flatten gal took : 40 ms
[2026-05-29 12:26:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2258534031679785469.gal : 19 ms
[2026-05-29 12:26:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13261197940605966073.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2258534031679785469.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13261197940605966073.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40002 steps (12 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 199 ms. (200 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality13261197940605966073.prop.
BEST_FIRST walk for 40001 steps (10 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 143013 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 4
Probabilistic random walk after 143013 steps, saw 81634 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-29 12:26:10] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:26:10] [INFO ] Invariant cache hit.
[2026-05-29 12:26:10] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1554 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3171 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4738ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 403 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (15 resets) in 348 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 156 ms. (254 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 175596 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 2
Probabilistic random walk after 175596 steps, saw 99213 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 12:26:18] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:26:18] [INFO ] Invariant cache hit.
[2026-05-29 12:26:18] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1681 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12436 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14140ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 648 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:26:33] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:26:33] [INFO ] Invariant cache hit.
[2026-05-29 12:26:34] [INFO ] Implicit Places using invariants in 1086 ms returned []
[2026-05-29 12:26:34] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:26:34] [INFO ] Invariant cache hit.
[2026-05-29 12:26:35] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:26:46] [INFO ] Implicit Places using invariants and state equation in 11412 ms returned []
Implicit Place search using SMT with State Equation took 12501 ms to find 0 implicit places.
[2026-05-29 12:26:46] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12537 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 86 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-2229952712476247716.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12378743355906069250.kers'
[2026-05-29 12:26:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2229952712476247716.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12378743355906069250.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:26:46] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12378743355906069250.kers
Total runtime 11 ms.
[2026-05-29 12:26:46] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:26:46] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:26:47] [INFO ] After 1320ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:26:47] [INFO ] [Nat]Absence check using 14 positive place invariants in 10 ms returned sat
[2026-05-29 12:26:47] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 55 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:26:49] [INFO ] After 1724ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:26:50] [INFO ] After 2667ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:26:51] [INFO ] After 3484ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:26:51] [INFO ] Flatten gal took : 53 ms
[2026-05-29 12:26:51] [INFO ] Flatten gal took : 35 ms
[2026-05-29 12:26:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3213060659427897081.gal : 7 ms
[2026-05-29 12:26:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3314929647656388660.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/ReachabilityCardinality3213060659427897081.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3314929647656388660.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3314929647656388660.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
[2026-05-29 12:26:57] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:26:57] [INFO ] Applying decomposition
[2026-05-29 12:26:57] [INFO ] Flatten gal took : 33 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/graph7884759134959002815.txt' '-o' '/tmp/graph7884759134959002815.bin' '-w' '/tmp/graph7884759134959002815.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7884759134959002815.bin' '-l' '-1' '-v' '-w' '/tmp/graph7884759134959002815.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:26:57] [INFO ] Decomposing Gal with order
[2026-05-29 12:26:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:26:57] [INFO ] Removed a total of 1000 redundant transitions.
[2026-05-29 12:26:57] [INFO ] Flatten gal took : 146 ms
[2026-05-29 12:26:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 1080 labels/synchronizations in 24 ms.
[2026-05-29 12:26:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality61205391748447449.gal : 10 ms
[2026-05-29 12:26:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16099473042194706287.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality61205391748447449.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16099473042194706287.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality16099473042194706287.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 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 38
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :38 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :80 after 438
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :438 after 474
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :474 after 888
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :888 after 1660
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1660 after 3912
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3912 after 37688
Detected timeout of ITS tools.
[2026-05-29 12:27:06] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:27:06] [INFO ] Applying decomposition
[2026-05-29 12:27:06] [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/graph1290496760144923733.txt' '-o' '/tmp/graph1290496760144923733.bin' '-w' '/tmp/graph1290496760144923733.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1290496760144923733.bin' '-l' '-1' '-v' '-w' '/tmp/graph1290496760144923733.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:27:06] [INFO ] Decomposing Gal with order
[2026-05-29 12:27:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:27:06] [INFO ] Removed a total of 1063 redundant transitions.
[2026-05-29 12:27:06] [INFO ] Flatten gal took : 158 ms
[2026-05-29 12:27:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1326 labels/synchronizations in 28 ms.
[2026-05-29 12:27:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10251830367071422571.gal : 8 ms
[2026-05-29 12:27:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2675893405715114301.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10251830367071422571.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2675893405715114301.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality2675893405715114301.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 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 245
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :245 after 414
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :414 after 967
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :967 after 1809
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :37688 after 71775
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1809 after 3743
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3743 after 10361
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :71775 after 127616
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10361 after 22961
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :22961 after 44251
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :44251 after 84195
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35612 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:[28, 28]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12288618911565053309.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12078297289833306282.kers'
[2026-05-29 12:27:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12288618911565053309.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12078297289833306282.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:27:21] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12078297289833306282.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[28, 28]
RANDOM walk for 1000000 steps (428 resets) in 4297 ms. (232 steps per ms)
BEST_FIRST walk for 2000002 steps (337 resets) in 3975 ms. (503 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[28, 28]
[2026-05-29 12:27:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9564165478553421370.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2777575126420217615.kers'
[2026-05-29 12:27:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9564165478553421370.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2777575126420217615.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:27:30] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-2777575126420217615.kers
Total runtime 10 ms.
[2026-05-29 12:27:30] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:27:30] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 12:27:31] [INFO ] [Real]Absence check using state equation in 1157 ms returned sat
[2026-05-29 12:27:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:27:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:27:31] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:27:32] [INFO ] [Nat]Absence check using state equation in 662 ms returned sat
[2026-05-29 12:27:32] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:27:32] [INFO ] [Nat]Added 96 Read/Feed constraints in 486 ms returned sat
[2026-05-29 12:27:32] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:27:33] [INFO ] Added : 24 causal constraints over 5 iterations in 766 ms. Result :sat
Minimization took 4541 ms.
[2026-05-29 12:27:38] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:27:38] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 12:27:38] [INFO ] [Real]Absence check using state equation in 554 ms returned sat
[2026-05-29 12:27:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:27:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:27:38] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 12:27:39] [INFO ] [Nat]Absence check using state equation in 635 ms returned sat
[2026-05-29 12:27:40] [INFO ] [Nat]Added 96 Read/Feed constraints in 674 ms returned sat
[2026-05-29 12:27:40] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 78 ms.
[2026-05-29 12:27:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1824 ms
[2026-05-29 12:27:45] [INFO ] Added : 54 causal constraints over 12 iterations in 4844 ms. Result :sat
Minimization took 4544 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[28, 28]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[28, 28]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:27:49] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:27:49] [INFO ] Invariant cache hit.
[2026-05-29 12:27:51] [INFO ] Implicit Places using invariants in 1479 ms returned []
[2026-05-29 12:27:51] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:27:51] [INFO ] Invariant cache hit.
[2026-05-29 12:27:52] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:28:03] [INFO ] Implicit Places using invariants and state equation in 12134 ms returned []
Implicit Place search using SMT with State Equation took 13616 ms to find 0 implicit places.
[2026-05-29 12:28:03] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13649 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:28:03] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:28:03] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:28:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4213699935475339581.gal : 7 ms
[2026-05-29 12:28:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1259087559039360626.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4213699935475339581.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1259087559039360626.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (18 resets) in 424 ms. (94 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 202 ms. (197 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 175 ms. (227 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1259087559039360626.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 156 ms. (254 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 150519 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 4
Probabilistic random walk after 150519 steps, saw 85766 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-29 12:28:06] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:28:06] [INFO ] Invariant cache hit.
[2026-05-29 12:28:06] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1347 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3673 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5034ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 120 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 16 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (22 resets) in 271 ms. (147 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 157 ms. (253 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 177367 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 177367 steps, saw 100189 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:28:15] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:28:15] [INFO ] Invariant cache hit.
[2026-05-29 12:28:15] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1697 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12315 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14024ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 836 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:28:29] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:28:29] [INFO ] Invariant cache hit.
[2026-05-29 12:28:31] [INFO ] Implicit Places using invariants in 1324 ms returned []
[2026-05-29 12:28:31] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:28:31] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
[2026-05-29 12:28:32] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:28:43] [INFO ] Implicit Places using invariants and state equation in 12152 ms returned []
Implicit Place search using SMT with State Equation took 13482 ms to find 0 implicit places.
[2026-05-29 12:28:43] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13517 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 86 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-2453467799693430675.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10399015758350673520.kers'
[2026-05-29 12:28:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2453467799693430675.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10399015758350673520.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:28:43] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10399015758350673520.kers
Total runtime 11 ms.
[2026-05-29 12:28:43] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:28:43] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 12:28:44] [INFO ] After 1192ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:28:44] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:28:44] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 37 ms returned sat
[2026-05-29 12:28:46] [INFO ] After 1622ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:28:47] [INFO ] After 2555ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:28:48] [INFO ] After 3328ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:28:48] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:28:48] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:28:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12684029949083817687.gal : 7 ms
[2026-05-29 12:28:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality807730423464142999.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12684029949083817687.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality807730423464142999.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality807730423464142999.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 12:28:53] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:28:53] [INFO ] Applying decomposition
[2026-05-29 12:28:53] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15522434825655558711.txt' '-o' '/tmp/graph15522434825655558711.bin' '-w' '/tmp/graph15522434825655558711.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15522434825655558711.bin' '-l' '-1' '-v' '-w' '/tmp/graph15522434825655558711.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:28:53] [INFO ] Decomposing Gal with order
[2026-05-29 12:28:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:28:53] [INFO ] Removed a total of 1160 redundant transitions.
[2026-05-29 12:28:53] [INFO ] Flatten gal took : 131 ms
[2026-05-29 12:28:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 950 labels/synchronizations in 22 ms.
[2026-05-29 12:28:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10946474833976469894.gal : 8 ms
[2026-05-29 12:28:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9048798500385771007.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10946474833976469894.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9048798500385771007.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality9048798500385771007.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
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 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 48
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :48 after 76
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :76 after 94
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :94 after 172
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :172 after 304
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :304 after 1270
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1270 after 3608
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3608 after 24950
Detected timeout of ITS tools.
[2026-05-29 12:29:03] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:29:03] [INFO ] Applying decomposition
[2026-05-29 12:29:03] [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/graph5779530656445135488.txt' '-o' '/tmp/graph5779530656445135488.bin' '-w' '/tmp/graph5779530656445135488.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5779530656445135488.bin' '-l' '-1' '-v' '-w' '/tmp/graph5779530656445135488.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:29:03] [INFO ] Decomposing Gal with order
[2026-05-29 12:29:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:29:03] [INFO ] Removed a total of 1111 redundant transitions.
[2026-05-29 12:29:03] [INFO ] Flatten gal took : 150 ms
[2026-05-29 12:29:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 1127 labels/synchronizations in 27 ms.
[2026-05-29 12:29:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4972363840987969912.gal : 8 ms
[2026-05-29 12:29:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8599288727674099016.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4972363840987969912.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8599288727674099016.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8599288727674099016.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 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 111
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :111 after 231
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :231 after 444
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :444 after 714
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :714 after 1233
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1233 after 2360
SDD proceeding with computation,2 properties remain. new max is 8192
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :24950 after 54556
SDD size :2360 after 4763
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4763 after 15647
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :15647 after 23909
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23909 after 43473
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :54556 after 340715
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35281 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:[27, 27]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16891447315707802758.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13685860522907836804.kers'
[2026-05-29 12:29:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16891447315707802758.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13685860522907836804.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:29:18] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-13685860522907836804.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[27, 27]
RANDOM walk for 1000000 steps (372 resets) in 4278 ms. (233 steps per ms)
BEST_FIRST walk for 2000002 steps (330 resets) in 4295 ms. (465 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[27, 27]
[2026-05-29 12:29:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16105571272745078516.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11527130223725027543.kers'
[2026-05-29 12:29:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16105571272745078516.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11527130223725027543.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 6 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:29:27] [INFO ] Computed 44 invariants in 20 ms
Computed 44 P flows in 20 ms.
Exported basis to /tmp/petrispot-output-11527130223725027543.kers
Total runtime 22 ms.
[2026-05-29 12:29:27] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:29:27] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 46 ms returned sat
[2026-05-29 12:29:28] [INFO ] [Real]Absence check using state equation in 1239 ms returned sat
[2026-05-29 12:29:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:29:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:29:29] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:29:29] [INFO ] [Nat]Absence check using state equation in 700 ms returned sat
[2026-05-29 12:29:29] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:29:30] [INFO ] [Nat]Added 96 Read/Feed constraints in 640 ms returned sat
[2026-05-29 12:29:30] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 12:29:31] [INFO ] Added : 24 causal constraints over 5 iterations in 870 ms. Result :sat
Minimization took 4557 ms.
[2026-05-29 12:29:35] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:29:35] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:29:36] [INFO ] [Real]Absence check using state equation in 786 ms returned sat
[2026-05-29 12:29:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:29:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:29:36] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 12:29:37] [INFO ] [Nat]Absence check using state equation in 816 ms returned sat
[2026-05-29 12:29:38] [INFO ] [Nat]Added 96 Read/Feed constraints in 581 ms returned sat
[2026-05-29 12:29:38] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 75 ms.
[2026-05-29 12:29:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1809 ms
[2026-05-29 12:29:43] [INFO ] Added : 54 causal constraints over 12 iterations in 4929 ms. Result :sat
Minimization took 4503 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[27, 27]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[27, 27]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 18 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:29:47] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:29:47] [INFO ] Invariant cache hit.
[2026-05-29 12:29:49] [INFO ] Implicit Places using invariants in 1573 ms returned []
[2026-05-29 12:29:49] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:29:49] [INFO ] Invariant cache hit.
[2026-05-29 12:29:50] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:30:01] [INFO ] Implicit Places using invariants and state equation in 12456 ms returned []
Implicit Place search using SMT with State Equation took 14030 ms to find 0 implicit places.
[2026-05-29 12:30:01] [INFO ] Redundant transitions in 19 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14076 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:30:02] [INFO ] Flatten gal took : 64 ms
[2026-05-29 12:30:02] [INFO ] Flatten gal took : 52 ms
[2026-05-29 12:30:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9200967082984288841.gal : 11 ms
[2026-05-29 12:30:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9061025944914400772.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9200967082984288841.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9061025944914400772.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 724 ms. (55 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 223 ms. (178 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9061025944914400772.prop.
BEST_FIRST walk for 40002 steps (9 resets) in 279 ms. (142 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (15 resets) in 213 ms. (186 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 201 ms. (198 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 136373 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 136373 steps, saw 78079 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 12:30:05] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:30:05] [INFO ] Invariant cache hit.
[2026-05-29 12:30:05] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1459 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3094 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4579ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 193 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (15 resets) in 321 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 156 ms. (254 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 162222 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 162222 steps, saw 92006 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 12:30:13] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:30:13] [INFO ] Invariant cache hit.
[2026-05-29 12:30:13] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1862 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13015 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14889ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 911 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:30:29] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:30:29] [INFO ] Invariant cache hit.
[2026-05-29 12:30:30] [INFO ] Implicit Places using invariants in 1186 ms returned []
[2026-05-29 12:30:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:30:30] [INFO ] Invariant cache hit.
[2026-05-29 12:30:31] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:30:42] [INFO ] Implicit Places using invariants and state equation in 12275 ms returned []
Implicit Place search using SMT with State Equation took 13463 ms to find 0 implicit places.
[2026-05-29 12:30:42] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13499 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 71 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-5643231770811457655.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5820778423770970941.kers'
[2026-05-29 12:30:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5643231770811457655.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5820778423770970941.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:30:42] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5820778423770970941.kers
Total runtime 10 ms.
[2026-05-29 12:30:43] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2026-05-29 12:30:43] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 42 ms returned sat
[2026-05-29 12:30:44] [INFO ] After 1235ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:30:44] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:30:44] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:30:46] [INFO ] After 1733ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:30:47] [INFO ] After 2736ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:30:47] [INFO ] After 3556ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:30:47] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:30:47] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:30:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17074176261254923878.gal : 7 ms
[2026-05-29 12:30:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6351573589789506646.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17074176261254923878.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6351573589789506646.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality6351573589789506646.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:30:52] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:30:52] [INFO ] Applying decomposition
[2026-05-29 12:30:52] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11693849755359944212.txt' '-o' '/tmp/graph11693849755359944212.bin' '-w' '/tmp/graph11693849755359944212.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11693849755359944212.bin' '-l' '-1' '-v' '-w' '/tmp/graph11693849755359944212.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:30:52] [INFO ] Decomposing Gal with order
[2026-05-29 12:30:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:30:52] [INFO ] Removed a total of 1029 redundant transitions.
[2026-05-29 12:30:52] [INFO ] Flatten gal took : 117 ms
[2026-05-29 12:30:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 1012 labels/synchronizations in 24 ms.
[2026-05-29 12:30:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17150965542574275173.gal : 12 ms
[2026-05-29 12:30:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8989847866230723492.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17150965542574275173.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8989847866230723492.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8989847866230723492.prop.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
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 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 114
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :114 after 384
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :384 after 804
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :804 after 966
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :966 after 1960
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1960 after 4744
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4744 after 28538
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :28538 after 53579
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :53579 after 94930
Detected timeout of ITS tools.
[2026-05-29 12:31:02] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:31:02] [INFO ] Applying decomposition
[2026-05-29 12:31:02] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4087251831823295172.txt' '-o' '/tmp/graph4087251831823295172.bin' '-w' '/tmp/graph4087251831823295172.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4087251831823295172.bin' '-l' '-1' '-v' '-w' '/tmp/graph4087251831823295172.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:31:03] [INFO ] Decomposing Gal with order
[2026-05-29 12:31:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:31:03] [INFO ] Removed a total of 1146 redundant transitions.
[2026-05-29 12:31:03] [INFO ] Flatten gal took : 143 ms
[2026-05-29 12:31:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 1083 labels/synchronizations in 29 ms.
[2026-05-29 12:31:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10105002300148970772.gal : 8 ms
[2026-05-29 12:31:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1655445551440367886.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10105002300148970772.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1655445551440367886.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality1655445551440367886.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 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 21
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :21 after 61
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :61 after 93
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :93 after 543
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :543 after 834
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :834 after 1323
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1323 after 2313
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2313 after 4595
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :94930 after 277864
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4595 after 14531
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :14531 after 38053
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35473 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:[26, 26]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16740435386275205605.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8690389882480962789.kers'
[2026-05-29 12:31:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16740435386275205605.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8690389882480962789.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:31:18] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8690389882480962789.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[26, 26]
RANDOM walk for 1000000 steps (431 resets) in 4537 ms. (220 steps per ms)
BEST_FIRST walk for 2000000 steps (329 resets) in 4251 ms. (470 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[26, 26]
[2026-05-29 12:31:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2956147076360742989.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8245065795298888501.kers'
[2026-05-29 12:31:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2956147076360742989.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8245065795298888501.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:31:27] [INFO ] Computed 44 invariants in 14 ms
Computed 44 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-8245065795298888501.kers
Total runtime 17 ms.
[2026-05-29 12:31:27] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2026-05-29 12:31:27] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 12:31:28] [INFO ] [Real]Absence check using state equation in 1133 ms returned sat
[2026-05-29 12:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:31:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:31:28] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:31:29] [INFO ] [Nat]Absence check using state equation in 529 ms returned sat
[2026-05-29 12:31:29] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:31:29] [INFO ] [Nat]Added 96 Read/Feed constraints in 526 ms returned sat
[2026-05-29 12:31:29] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 97 ms.
[2026-05-29 12:31:30] [INFO ] Added : 24 causal constraints over 5 iterations in 815 ms. Result :sat
Minimization took 4549 ms.
[2026-05-29 12:31:35] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:31:35] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:31:35] [INFO ] [Real]Absence check using state equation in 593 ms returned sat
[2026-05-29 12:31:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:31:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:31:36] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:31:36] [INFO ] [Nat]Absence check using state equation in 705 ms returned sat
[2026-05-29 12:31:37] [INFO ] [Nat]Added 96 Read/Feed constraints in 615 ms returned sat
[2026-05-29 12:31:37] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 83 ms.
[2026-05-29 12:31:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1998 ms
[2026-05-29 12:31:42] [INFO ] Added : 54 causal constraints over 12 iterations in 5008 ms. Result :sat
Minimization took 4530 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[26, 26]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[26, 26]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 16 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:31:47] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:31:47] [INFO ] Invariant cache hit.
[2026-05-29 12:31:48] [INFO ] Implicit Places using invariants in 1184 ms returned []
[2026-05-29 12:31:48] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:31:48] [INFO ] Invariant cache hit.
[2026-05-29 12:31:48] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:32:00] [INFO ] Implicit Places using invariants and state equation in 12447 ms returned []
Implicit Place search using SMT with State Equation took 13634 ms to find 0 implicit places.
[2026-05-29 12:32:00] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13670 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:32:00] [INFO ] Flatten gal took : 61 ms
[2026-05-29 12:32:00] [INFO ] Flatten gal took : 51 ms
[2026-05-29 12:32:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3649573229319021648.gal : 11 ms
[2026-05-29 12:32:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15987102972312528968.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/ReachabilityCardinality3649573229319021648.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15987102972312528968.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (13 resets) in 429 ms. (93 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (10 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (13 resets) in 194 ms. (205 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 203 ms. (196 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 208 ms. (191 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality15987102972312528968.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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 141016 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 141016 steps, saw 80586 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 12:32:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:32:04] [INFO ] Invariant cache hit.
[2026-05-29 12:32:04] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1477 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3954 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5446ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 49 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (20 resets) in 308 ms. (129 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 170 ms. (233 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
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 165673 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 165673 steps, saw 93823 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 12:32:12] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:32:12] [INFO ] Invariant cache hit.
[2026-05-29 12:32:12] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1997 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/1522 variables, 2/603 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1522 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 604 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12711 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14719ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
Parikh walk visited 0 properties in 3330 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:32:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:32:30] [INFO ] Invariant cache hit.
[2026-05-29 12:32:32] [INFO ] Implicit Places using invariants in 1423 ms returned []
[2026-05-29 12:32:32] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:32:32] [INFO ] Invariant cache hit.
[2026-05-29 12:32:33] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:32:44] [INFO ] Implicit Places using invariants and state equation in 12397 ms returned []
Implicit Place search using SMT with State Equation took 13822 ms to find 0 implicit places.
[2026-05-29 12:32:44] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13857 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 80 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-13645612094642555715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8128668869393278454.kers'
[2026-05-29 12:32:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13645612094642555715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8128668869393278454.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:32:44] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-8128668869393278454.kers
Total runtime 12 ms.
[2026-05-29 12:32:44] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2026-05-29 12:32:45] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 45 ms returned sat
[2026-05-29 12:32:46] [INFO ] After 1401ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:32:46] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:32:46] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:32:48] [INFO ] After 1858ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:32:49] [INFO ] After 2883ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:32:50] [INFO ] After 4008ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:32:50] [INFO ] Flatten gal took : 45 ms
[2026-05-29 12:32:50] [INFO ] Flatten gal took : 46 ms
[2026-05-29 12:32:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15476349698362878277.gal : 10 ms
[2026-05-29 12:32:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9271599481149977281.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/ReachabilityCardinality15476349698362878277.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9271599481149977281.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality9271599481149977281.prop.
Detected timeout of ITS tools.
[2026-05-29 12:32:50] [INFO ] Flatten gal took : 50 ms
[2026-05-29 12:32:50] [INFO ] Applying decomposition
[2026-05-29 12:32:51] [INFO ] Flatten gal took : 51 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/graph5465204730965659570.txt' '-o' '/tmp/graph5465204730965659570.bin' '-w' '/tmp/graph5465204730965659570.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5465204730965659570.bin' '-l' '-1' '-v' '-w' '/tmp/graph5465204730965659570.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:32:51] [INFO ] Decomposing Gal with order
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
[2026-05-29 12:32:51] [INFO ] Rewriting arrays to variables to allow decomposition.
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 77
[2026-05-29 12:32:51] [INFO ] Removed a total of 1092 redundant transitions.
[2026-05-29 12:32:51] [INFO ] Flatten gal took : 196 ms
[2026-05-29 12:32:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 1251 labels/synchronizations in 40 ms.
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
[2026-05-29 12:32:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13128455696061491045.gal : 11 ms
[2026-05-29 12:32:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8764800679824758246.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13128455696061491045.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8764800679824758246.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 256
SDD size :427 after 4971
Loading property file /tmp/ReachabilityCardinality8764800679824758246.prop.
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
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 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 114
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :114 after 234
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :234 after 452
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :452 after 703
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :703 after 1012
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1012 after 1710
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1710 after 3131
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3131 after 12210
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :12210 after 53158
Detected timeout of ITS tools.
[2026-05-29 12:33:05] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:33:05] [INFO ] Applying decomposition
[2026-05-29 12:33:05] [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/graph2097006944082484562.txt' '-o' '/tmp/graph2097006944082484562.bin' '-w' '/tmp/graph2097006944082484562.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2097006944082484562.bin' '-l' '-1' '-v' '-w' '/tmp/graph2097006944082484562.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:33:05] [INFO ] Decomposing Gal with order
[2026-05-29 12:33:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:33:05] [INFO ] Removed a total of 1193 redundant transitions.
[2026-05-29 12:33:05] [INFO ] Flatten gal took : 175 ms
[2026-05-29 12:33:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 818 labels/synchronizations in 30 ms.
[2026-05-29 12:33:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13722256689875103530.gal : 11 ms
[2026-05-29 12:33:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4975949729393283724.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/ReachabilityCardinality13722256689875103530.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4975949729393283724.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality4975949729393283724.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 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 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 252
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :252 after 1460
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1460 after 2832
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2832 after 5193
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5193 after 18071
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :53158 after 86144
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :18071 after 47151
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :47151 after 71813
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :86144 after 148930
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36194 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:[25, 25]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8634375195696090040.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9250405743244181255.kers'
[2026-05-29 12:33:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8634375195696090040.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9250405743244181255.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:33:21] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-9250405743244181255.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[25, 25]
RANDOM walk for 1000000 steps (403 resets) in 4650 ms. (215 steps per ms)
BEST_FIRST walk for 2000002 steps (334 resets) in 4258 ms. (469 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[25, 25]
[2026-05-29 12:33:29] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10745290294769678301.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10406284834999112323.kers'
[2026-05-29 12:33:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10745290294769678301.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10406284834999112323.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:33:29] [INFO ] Computed 44 invariants in 16 ms
Computed 44 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-10406284834999112323.kers
Total runtime 18 ms.
[2026-05-29 12:33:30] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 12:33:30] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:33:31] [INFO ] [Real]Absence check using state equation in 1027 ms returned sat
[2026-05-29 12:33:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:33:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:33:31] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 12:33:32] [INFO ] [Nat]Absence check using state equation in 784 ms returned sat
[2026-05-29 12:33:32] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:33:32] [INFO ] [Nat]Added 96 Read/Feed constraints in 653 ms returned sat
[2026-05-29 12:33:32] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 82 ms.
[2026-05-29 12:33:33] [INFO ] Added : 24 causal constraints over 5 iterations in 673 ms. Result :sat
Minimization took 4554 ms.
[2026-05-29 12:33:38] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:33:38] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:33:38] [INFO ] [Real]Absence check using state equation in 699 ms returned sat
[2026-05-29 12:33:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:33:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2026-05-29 12:33:39] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 12:33:40] [INFO ] [Nat]Absence check using state equation in 936 ms returned sat
[2026-05-29 12:33:40] [INFO ] [Nat]Added 96 Read/Feed constraints in 607 ms returned sat
[2026-05-29 12:33:40] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 81 ms.
[2026-05-29 12:33:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1785 ms
[2026-05-29 12:33:44] [INFO ] Added : 54 causal constraints over 12 iterations in 4087 ms. Result :sat
Minimization took 4509 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[25, 25]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[25, 25]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 24 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 23 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:33:49] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:33:49] [INFO ] Invariant cache hit.
[2026-05-29 12:33:50] [INFO ] Implicit Places using invariants in 1267 ms returned []
[2026-05-29 12:33:50] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:33:50] [INFO ] Invariant cache hit.
[2026-05-29 12:33:51] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:34:03] [INFO ] Implicit Places using invariants and state equation in 13262 ms returned []
Implicit Place search using SMT with State Equation took 14533 ms to find 0 implicit places.
[2026-05-29 12:34:03] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14577 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:34:03] [INFO ] Flatten gal took : 74 ms
RANDOM walk for 40000 steps (13 resets) in 319 ms. (125 steps per ms) remains 4/4 properties
[2026-05-29 12:34:04] [INFO ] Flatten gal took : 54 ms
[2026-05-29 12:34:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12533535962058218208.gal : 10 ms
[2026-05-29 12:34:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1381470551794423636.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12533535962058218208.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1381470551794423636.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (9 resets) in 198 ms. (201 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
BEST_FIRST walk for 40002 steps (11 resets) in 230 ms. (173 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 203 ms. (196 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 224 ms. (177 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1381470551794423636.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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 137294 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 137294 steps, saw 78580 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 12:34:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:34:07] [INFO ] Invariant cache hit.
[2026-05-29 12:34:07] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1387 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3895 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5294ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 69 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (11 resets) in 286 ms. (139 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 154 ms. (258 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 175247 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 2
Probabilistic random walk after 175247 steps, saw 99030 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 12:34:15] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:34:15] [INFO ] Invariant cache hit.
[2026-05-29 12:34:15] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1816 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13028 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14870ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 761 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:34:31] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:34:31] [INFO ] Invariant cache hit.
[2026-05-29 12:34:32] [INFO ] Implicit Places using invariants in 1177 ms returned []
[2026-05-29 12:34:32] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:34:32] [INFO ] Invariant cache hit.
[2026-05-29 12:34:33] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:34:44] [INFO ] Implicit Places using invariants and state equation in 11733 ms returned []
Implicit Place search using SMT with State Equation took 12912 ms to find 0 implicit places.
[2026-05-29 12:34:44] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12944 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 68 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-12755136192859469266.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16577041466996389138.kers'
[2026-05-29 12:34:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12755136192859469266.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16577041466996389138.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:34:44] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-16577041466996389138.kers
Total runtime 10 ms.
[2026-05-29 12:34:44] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:34:44] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 37 ms returned sat
[2026-05-29 12:34:45] [INFO ] After 1173ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:34:45] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:34:45] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:34:47] [INFO ] After 1816ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:34:48] [INFO ] After 2802ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:34:49] [INFO ] After 3894ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:34:49] [INFO ] Flatten gal took : 42 ms
[2026-05-29 12:34:49] [INFO ] Flatten gal took : 43 ms
[2026-05-29 12:34:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3524411646653724045.gal : 10 ms
[2026-05-29 12:34:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11869616510831656095.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/ReachabilityCardinality3524411646653724045.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11869616510831656095.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11869616510831656095.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:34:54] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:34:54] [INFO ] Applying decomposition
[2026-05-29 12:34:54] [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/graph428028111149643987.txt' '-o' '/tmp/graph428028111149643987.bin' '-w' '/tmp/graph428028111149643987.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph428028111149643987.bin' '-l' '-1' '-v' '-w' '/tmp/graph428028111149643987.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:34:54] [INFO ] Decomposing Gal with order
[2026-05-29 12:34:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:34:54] [INFO ] Removed a total of 1073 redundant transitions.
[2026-05-29 12:34:54] [INFO ] Flatten gal took : 125 ms
[2026-05-29 12:34:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 897 labels/synchronizations in 20 ms.
[2026-05-29 12:34:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9528774306144839303.gal : 7 ms
[2026-05-29 12:34:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1460705134251305792.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9528774306144839303.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1460705134251305792.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality1460705134251305792.prop.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 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 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 64
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :64 after 114
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :114 after 726
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :726 after 1048
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1048 after 1460
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1460 after 3266
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3266 after 9084
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9084 after 52916
Detected timeout of ITS tools.
[2026-05-29 12:35:04] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:35:04] [INFO ] Applying decomposition
[2026-05-29 12:35:04] [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/graph3649764610334803504.txt' '-o' '/tmp/graph3649764610334803504.bin' '-w' '/tmp/graph3649764610334803504.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3649764610334803504.bin' '-l' '-1' '-v' '-w' '/tmp/graph3649764610334803504.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:35:04] [INFO ] Decomposing Gal with order
[2026-05-29 12:35:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:35:05] [INFO ] Removed a total of 1123 redundant transitions.
[2026-05-29 12:35:05] [INFO ] Flatten gal took : 126 ms
[2026-05-29 12:35:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 1110 labels/synchronizations in 34 ms.
[2026-05-29 12:35:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6062598415665228089.gal : 12 ms
[2026-05-29 12:35:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9674077072667370100.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6062598415665228089.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9674077072667370100.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality9674077072667370100.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 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 34
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :34 after 51
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :51 after 85
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :85 after 269
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :269 after 1329
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1329 after 1983
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :52916 after 95006
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1983 after 10197
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :95006 after 200294
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10197 after 29415
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :29415 after 101955
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35811 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:[24, 24]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8763336688152090901.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4947999387985672668.kers'
[2026-05-29 12:35:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8763336688152090901.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4947999387985672668.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:35:20] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-4947999387985672668.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[24, 24]
RANDOM walk for 1000000 steps (394 resets) in 4443 ms. (225 steps per ms)
BEST_FIRST walk for 2000001 steps (310 resets) in 4136 ms. (483 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[24, 24]
[2026-05-29 12:35:28] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16677230834271864515.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3793052384299549184.kers'
[2026-05-29 12:35:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16677230834271864515.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3793052384299549184.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:35:28] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-3793052384299549184.kers
Total runtime 10 ms.
[2026-05-29 12:35:29] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:35:29] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:35:30] [INFO ] [Real]Absence check using state equation in 1096 ms returned sat
[2026-05-29 12:35:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:35:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:35:30] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:35:30] [INFO ] [Nat]Absence check using state equation in 621 ms returned sat
[2026-05-29 12:35:30] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:35:31] [INFO ] [Nat]Added 96 Read/Feed constraints in 554 ms returned sat
[2026-05-29 12:35:31] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 99 ms.
[2026-05-29 12:35:32] [INFO ] Added : 24 causal constraints over 5 iterations in 1003 ms. Result :sat
Minimization took 4550 ms.
[2026-05-29 12:35:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 12:35:37] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:35:37] [INFO ] [Real]Absence check using state equation in 577 ms returned sat
[2026-05-29 12:35:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:35:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:35:37] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:35:38] [INFO ] [Nat]Absence check using state equation in 791 ms returned sat
[2026-05-29 12:35:39] [INFO ] [Nat]Added 96 Read/Feed constraints in 612 ms returned sat
[2026-05-29 12:35:39] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 76 ms.
[2026-05-29 12:35:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1694 ms
[2026-05-29 12:35:44] [INFO ] Added : 54 causal constraints over 12 iterations in 4867 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[24, 24]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[24, 24]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:35:48] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:35:48] [INFO ] Invariant cache hit.
[2026-05-29 12:35:50] [INFO ] Implicit Places using invariants in 1526 ms returned []
[2026-05-29 12:35:50] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:35:50] [INFO ] Invariant cache hit.
[2026-05-29 12:35:51] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:36:03] [INFO ] Implicit Places using invariants and state equation in 13344 ms returned []
Implicit Place search using SMT with State Equation took 14874 ms to find 0 implicit places.
[2026-05-29 12:36:03] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14907 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:36:03] [INFO ] Flatten gal took : 57 ms
[2026-05-29 12:36:03] [INFO ] Flatten gal took : 33 ms
RANDOM walk for 40000 steps (15 resets) in 331 ms. (120 steps per ms) remains 4/4 properties
[2026-05-29 12:36:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10094063322834023458.gal : 7 ms
[2026-05-29 12:36:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17647447668483522816.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/ReachabilityCardinality10094063322834023458.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17647447668483522816.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 40003 steps (10 resets) in 203 ms. (196 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 153 ms. (259 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17647447668483522816.prop.
BEST_FIRST walk for 40001 steps (10 resets) in 214 ms. (186 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 138741 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 138741 steps, saw 79358 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 12:36:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:36:07] [INFO ] Invariant cache hit.
[2026-05-29 12:36:07] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1558 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3637 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5207ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 154 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (20 resets) in 293 ms. (136 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 236 ms. (168 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 268 ms. (148 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 163308 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 163308 steps, saw 92543 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 12:36:15] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:36:15] [INFO ] Invariant cache hit.
[2026-05-29 12:36:15] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1872 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 14316 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16196ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 867 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 16 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:36:32] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:36:32] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
[2026-05-29 12:36:34] [INFO ] Implicit Places using invariants in 1593 ms returned []
[2026-05-29 12:36:34] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:36:34] [INFO ] Invariant cache hit.
[2026-05-29 12:36:35] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:36:46] [INFO ] Implicit Places using invariants and state equation in 11918 ms returned []
Implicit Place search using SMT with State Equation took 13513 ms to find 0 implicit places.
[2026-05-29 12:36:46] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13547 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 65 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-12776882950165181835.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8859291050815207131.kers'
[2026-05-29 12:36:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12776882950165181835.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8859291050815207131.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:36:46] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8859291050815207131.kers
Total runtime 12 ms.
[2026-05-29 12:36:46] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:36:46] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 50 ms returned sat
[2026-05-29 12:36:47] [INFO ] After 1522ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:36:48] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:36:48] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:36:49] [INFO ] After 1624ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:36:50] [INFO ] After 2575ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:36:51] [INFO ] After 3510ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:36:51] [INFO ] Flatten gal took : 48 ms
[2026-05-29 12:36:51] [INFO ] Flatten gal took : 53 ms
[2026-05-29 12:36:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10102564785121073840.gal : 13 ms
[2026-05-29 12:36:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15863333316653207212.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10102564785121073840.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15863333316653207212.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality15863333316653207212.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
Detected timeout of ITS tools.
[2026-05-29 12:36:53] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:36:53] [INFO ] Applying decomposition
[2026-05-29 12:36:53] [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/graph3062346107749947267.txt' '-o' '/tmp/graph3062346107749947267.bin' '-w' '/tmp/graph3062346107749947267.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3062346107749947267.bin' '-l' '-1' '-v' '-w' '/tmp/graph3062346107749947267.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:36:54] [INFO ] Decomposing Gal with order
[2026-05-29 12:36:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:36:54] [INFO ] Removed a total of 1016 redundant transitions.
[2026-05-29 12:36:54] [INFO ] Flatten gal took : 146 ms
[2026-05-29 12:36:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 1276 labels/synchronizations in 25 ms.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
[2026-05-29 12:36:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1668655993257691058.gal : 7 ms
[2026-05-29 12:36:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13897282937887209129.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1668655993257691058.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13897282937887209129.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality13897282937887209129.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 15
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :15 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 45
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :45 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :77 after 145
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :145 after 191
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :191 after 437
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :437 after 2392
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2392 after 4541
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4541 after 49430
Detected timeout of ITS tools.
[2026-05-29 12:37:06] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:37:06] [INFO ] Applying decomposition
[2026-05-29 12:37:06] [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/graph324713190766261093.txt' '-o' '/tmp/graph324713190766261093.bin' '-w' '/tmp/graph324713190766261093.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph324713190766261093.bin' '-l' '-1' '-v' '-w' '/tmp/graph324713190766261093.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:37:06] [INFO ] Decomposing Gal with order
[2026-05-29 12:37:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:37:06] [INFO ] Removed a total of 1002 redundant transitions.
[2026-05-29 12:37:06] [INFO ] Flatten gal took : 126 ms
[2026-05-29 12:37:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1343 labels/synchronizations in 27 ms.
[2026-05-29 12:37:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13832406631871379932.gal : 8 ms
[2026-05-29 12:37:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7853926663663382327.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13832406631871379932.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7853926663663382327.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality7853926663663382327.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 42
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :42 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 91
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :91 after 151
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :151 after 336
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :336 after 540
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :540 after 1050
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1050 after 1725
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1725 after 3791
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3791 after 10559
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10559 after 20541
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :20541 after 44941
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :49430 after 55512
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35752 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:[23, 23]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4456288585629526479.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2056153737742237499.kers'
[2026-05-29 12:37:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4456288585629526479.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2056153737742237499.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:37:22] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-2056153737742237499.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[23, 23]
RANDOM walk for 1000000 steps (440 resets) in 4284 ms. (233 steps per ms)
BEST_FIRST walk for 2000002 steps (345 resets) in 4418 ms. (452 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[23, 23]
[2026-05-29 12:37:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13879478015249035568.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-420709141922644973.kers'
[2026-05-29 12:37:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13879478015249035568.kers, --Pflows, --basisKERS=/tmp/petrispot-output-420709141922644973.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:37:30] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-420709141922644973.kers
Total runtime 10 ms.
[2026-05-29 12:37:31] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:37:31] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:37:32] [INFO ] [Real]Absence check using state equation in 1103 ms returned sat
[2026-05-29 12:37:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:37:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:37:32] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 26 ms returned sat
[2026-05-29 12:37:32] [INFO ] [Nat]Absence check using state equation in 556 ms returned sat
[2026-05-29 12:37:32] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:37:33] [INFO ] [Nat]Added 96 Read/Feed constraints in 707 ms returned sat
[2026-05-29 12:37:33] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 76 ms.
[2026-05-29 12:37:34] [INFO ] Added : 24 causal constraints over 5 iterations in 666 ms. Result :sat
Minimization took 4552 ms.
[2026-05-29 12:37:38] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 12:37:38] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:37:39] [INFO ] [Real]Absence check using state equation in 759 ms returned sat
[2026-05-29 12:37:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:37:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:37:39] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:37:40] [INFO ] [Nat]Absence check using state equation in 810 ms returned sat
[2026-05-29 12:37:41] [INFO ] [Nat]Added 96 Read/Feed constraints in 623 ms returned sat
[2026-05-29 12:37:41] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 83 ms.
[2026-05-29 12:37:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2069 ms
[2026-05-29 12:37:45] [INFO ] Added : 54 causal constraints over 12 iterations in 4528 ms. Result :sat
Minimization took 4524 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[23, 23]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[23, 23]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:37:50] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:37:50] [INFO ] Invariant cache hit.
[2026-05-29 12:37:51] [INFO ] Implicit Places using invariants in 1503 ms returned []
[2026-05-29 12:37:51] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:37:51] [INFO ] Invariant cache hit.
[2026-05-29 12:37:52] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:38:03] [INFO ] Implicit Places using invariants and state equation in 11839 ms returned []
Implicit Place search using SMT with State Equation took 13343 ms to find 0 implicit places.
[2026-05-29 12:38:03] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13375 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:38:03] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:38:03] [INFO ] Flatten gal took : 47 ms
[2026-05-29 12:38:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13937149133731492955.gal : 6 ms
[2026-05-29 12:38:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17319294593536753862.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13937149133731492955.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17319294593536753862.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (15 resets) in 368 ms. (108 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17319294593536753862.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 140 ms. (283 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 231 ms. (172 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 195 ms. (204 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 145293 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 4
Probabilistic random walk after 145293 steps, saw 82882 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-29 12:38:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:38:07] [INFO ] Invariant cache hit.
[2026-05-29 12:38:07] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1466 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3977 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5454ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (17 resets) in 362 ms. (110 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (16 resets) in 129 ms. (307 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 180895 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 180895 steps, saw 102166 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 12:38:15] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:38:15] [INFO ] Invariant cache hit.
[2026-05-29 12:38:15] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1855 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12937 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14802ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 654 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:38:31] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:38:31] [INFO ] Invariant cache hit.
[2026-05-29 12:38:32] [INFO ] Implicit Places using invariants in 1060 ms returned []
[2026-05-29 12:38:32] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:38:32] [INFO ] Invariant cache hit.
[2026-05-29 12:38:33] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:38:43] [INFO ] Implicit Places using invariants and state equation in 11536 ms returned []
Implicit Place search using SMT with State Equation took 12622 ms to find 0 implicit places.
[2026-05-29 12:38:44] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12654 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 66 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-13047605661955999674.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12230947645831338666.kers'
[2026-05-29 12:38:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13047605661955999674.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12230947645831338666.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:38:44] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12230947645831338666.kers
Total runtime 11 ms.
[2026-05-29 12:38:44] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:38:44] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:38:45] [INFO ] After 1172ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:38:45] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:38:45] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:38:47] [INFO ] After 1636ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:38:48] [INFO ] After 2576ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:38:48] [INFO ] After 3360ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:38:48] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:38:48] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:38:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16740151869664691000.gal : 6 ms
[2026-05-29 12:38:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13143928079497715651.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16740151869664691000.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13143928079497715651.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality13143928079497715651.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 12:38:53] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:38:53] [INFO ] Applying decomposition
[2026-05-29 12:38:54] [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/graph17995925174578327756.txt' '-o' '/tmp/graph17995925174578327756.bin' '-w' '/tmp/graph17995925174578327756.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17995925174578327756.bin' '-l' '-1' '-v' '-w' '/tmp/graph17995925174578327756.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:38:54] [INFO ] Decomposing Gal with order
[2026-05-29 12:38:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:38:54] [INFO ] Removed a total of 1090 redundant transitions.
[2026-05-29 12:38:54] [INFO ] Flatten gal took : 118 ms
[2026-05-29 12:38:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 1040 labels/synchronizations in 22 ms.
[2026-05-29 12:38:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9967446959218146987.gal : 7 ms
[2026-05-29 12:38:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4155106122112647011.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9967446959218146987.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4155106122112647011.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality4155106122112647011.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 78
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :78 after 178
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :178 after 438
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :438 after 460
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :460 after 2234
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2234 after 3228
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3228 after 6800
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6800 after 48800
Detected timeout of ITS tools.
[2026-05-29 12:39:03] [INFO ] Flatten gal took : 41 ms
[2026-05-29 12:39:03] [INFO ] Applying decomposition
[2026-05-29 12:39:03] [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/graph17919955878277880246.txt' '-o' '/tmp/graph17919955878277880246.bin' '-w' '/tmp/graph17919955878277880246.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17919955878277880246.bin' '-l' '-1' '-v' '-w' '/tmp/graph17919955878277880246.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:39:03] [INFO ] Decomposing Gal with order
[2026-05-29 12:39:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:39:04] [INFO ] Removed a total of 934 redundant transitions.
[2026-05-29 12:39:04] [INFO ] Flatten gal took : 130 ms
[2026-05-29 12:39:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 1196 labels/synchronizations in 27 ms.
[2026-05-29 12:39:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality648619901800279613.gal : 10 ms
[2026-05-29 12:39:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5410302230631737021.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality648619901800279613.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5410302230631737021.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality5410302230631737021.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 61
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :61 after 109
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :109 after 151
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :151 after 427
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :427 after 647
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :647 after 884
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :884 after 1323
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1323 after 2336
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2336 after 4295
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :48800 after 71355
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :71355 after 118134
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4295 after 13109
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :13109 after 33433
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35224 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:[22, 22]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11387348242513533569.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1822857026824818399.kers'
[2026-05-29 12:39:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11387348242513533569.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1822857026824818399.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:39:19] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1822857026824818399.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[22, 22]
RANDOM walk for 1000000 steps (385 resets) in 4276 ms. (233 steps per ms)
BEST_FIRST walk for 2000000 steps (324 resets) in 3959 ms. (505 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[22, 22]
[2026-05-29 12:39:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7667137338075335812.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17757667750067850968.kers'
[2026-05-29 12:39:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7667137338075335812.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17757667750067850968.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:39:27] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-17757667750067850968.kers
Total runtime 10 ms.
[2026-05-29 12:39:27] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:39:27] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 27 ms returned sat
[2026-05-29 12:39:28] [INFO ] [Real]Absence check using state equation in 1067 ms returned sat
[2026-05-29 12:39:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:39:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:39:28] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:39:29] [INFO ] [Nat]Absence check using state equation in 513 ms returned sat
[2026-05-29 12:39:29] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:39:29] [INFO ] [Nat]Added 96 Read/Feed constraints in 512 ms returned sat
[2026-05-29 12:39:30] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 12:39:30] [INFO ] Added : 24 causal constraints over 5 iterations in 924 ms. Result :sat
Minimization took 4589 ms.
[2026-05-29 12:39:35] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:39:35] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:39:36] [INFO ] [Real]Absence check using state equation in 628 ms returned sat
[2026-05-29 12:39:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:39:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:39:36] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:39:37] [INFO ] [Nat]Absence check using state equation in 822 ms returned sat
[2026-05-29 12:39:37] [INFO ] [Nat]Added 96 Read/Feed constraints in 762 ms returned sat
[2026-05-29 12:39:38] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 75 ms.
[2026-05-29 12:39:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2046 ms
[2026-05-29 12:39:43] [INFO ] Added : 54 causal constraints over 12 iterations in 5215 ms. Result :sat
Minimization took 4518 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[22, 22]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[22, 22]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:39:47] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:39:47] [INFO ] Invariant cache hit.
[2026-05-29 12:39:48] [INFO ] Implicit Places using invariants in 1214 ms returned []
[2026-05-29 12:39:48] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:39:48] [INFO ] Invariant cache hit.
[2026-05-29 12:39:49] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:40:01] [INFO ] Implicit Places using invariants and state equation in 12090 ms returned []
Implicit Place search using SMT with State Equation took 13307 ms to find 0 implicit places.
[2026-05-29 12:40:01] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13338 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:40:01] [INFO ] Flatten gal took : 50 ms
[2026-05-29 12:40:01] [INFO ] Flatten gal took : 50 ms
[2026-05-29 12:40:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14550040738928061428.gal : 14 ms
[2026-05-29 12:40:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8618037052020489886.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14550040738928061428.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8618037052020489886.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 488 ms. (81 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 281 ms. (141 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 214 ms. (186 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8618037052020489886.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 195 ms. (204 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 222 ms. (179 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 135694 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 135694 steps, saw 77715 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 12:40:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:40:04] [INFO ] Invariant cache hit.
[2026-05-29 12:40:04] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1417 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3074 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4504ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 190 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 19 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40001 steps (13 resets) in 344 ms. (115 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 173788 steps, run timeout after 3001 ms. (steps per millisecond=57 ) properties seen :0 out of 2
Probabilistic random walk after 173788 steps, saw 98219 distinct states, run finished after 3001 ms. (steps per millisecond=57 ) properties seen :0
[2026-05-29 12:40:12] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:40:12] [INFO ] Invariant cache hit.
[2026-05-29 12:40:12] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1794 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12527 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14343ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 637 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:40:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:40:27] [INFO ] Invariant cache hit.
[2026-05-29 12:40:28] [INFO ] Implicit Places using invariants in 1004 ms returned []
[2026-05-29 12:40:28] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:40:28] [INFO ] Invariant cache hit.
[2026-05-29 12:40:29] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:40:40] [INFO ] Implicit Places using invariants and state equation in 11562 ms returned []
Implicit Place search using SMT with State Equation took 12569 ms to find 0 implicit places.
[2026-05-29 12:40:40] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12600 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 66 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-7338034311591557140.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3265648594324488023.kers'
[2026-05-29 12:40:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7338034311591557140.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3265648594324488023.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:40:40] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-3265648594324488023.kers
Total runtime 11 ms.
[2026-05-29 12:40:40] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:40:40] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 35 ms returned sat
[2026-05-29 12:40:41] [INFO ] After 1162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:40:41] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:40:41] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:40:43] [INFO ] After 1652ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:40:44] [INFO ] After 2599ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:40:44] [INFO ] After 3378ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:40:44] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:40:44] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:40:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7372343880596137660.gal : 6 ms
[2026-05-29 12:40:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10443289490716663478.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/ReachabilityCardinality7372343880596137660.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10443289490716663478.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality10443289490716663478.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
Detected timeout of ITS tools.
[2026-05-29 12:40:51] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:40:51] [INFO ] Applying decomposition
[2026-05-29 12:40:51] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8613856726136962739.txt' '-o' '/tmp/graph8613856726136962739.bin' '-w' '/tmp/graph8613856726136962739.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8613856726136962739.bin' '-l' '-1' '-v' '-w' '/tmp/graph8613856726136962739.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:40:51] [INFO ] Decomposing Gal with order
[2026-05-29 12:40:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:40:51] [INFO ] Removed a total of 938 redundant transitions.
[2026-05-29 12:40:51] [INFO ] Flatten gal took : 148 ms
[2026-05-29 12:40:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 1489 labels/synchronizations in 27 ms.
[2026-05-29 12:40:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13219898171867667974.gal : 7 ms
[2026-05-29 12:40:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3970859688857067142.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13219898171867667974.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3970859688857067142.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3970859688857067142.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 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 156
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :156 after 234
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :234 after 452
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :452 after 862
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :862 after 1530
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1530 after 2556
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2556 after 4372
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4372 after 17878
Detected timeout of ITS tools.
[2026-05-29 12:40:59] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:40:59] [INFO ] Applying decomposition
[2026-05-29 12:40:59] [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/graph13416255903965877924.txt' '-o' '/tmp/graph13416255903965877924.bin' '-w' '/tmp/graph13416255903965877924.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13416255903965877924.bin' '-l' '-1' '-v' '-w' '/tmp/graph13416255903965877924.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:41:00] [INFO ] Decomposing Gal with order
[2026-05-29 12:41:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:41:00] [INFO ] Removed a total of 1149 redundant transitions.
[2026-05-29 12:41:00] [INFO ] Flatten gal took : 112 ms
[2026-05-29 12:41:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 949 labels/synchronizations in 22 ms.
[2026-05-29 12:41:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9415923117167836495.gal : 8 ms
[2026-05-29 12:41:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12172027310909133059.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9415923117167836495.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12172027310909133059.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality12172027310909133059.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 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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 203
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :203 after 547
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :547 after 1059
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1059 after 2196
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2196 after 8096
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :8096 after 27636
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :57620 after 69399
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :119707 after 120959
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35178 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:[21, 21]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13446362157468254791.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4776547471906768358.kers'
[2026-05-29 12:41:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13446362157468254791.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4776547471906768358.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:41:15] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4776547471906768358.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[21, 21]
RANDOM walk for 1000000 steps (418 resets) in 4682 ms. (213 steps per ms)
BEST_FIRST walk for 2000001 steps (323 resets) in 4375 ms. (457 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[21, 21]
[2026-05-29 12:41:24] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13277021538342599804.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13053144864582427644.kers'
[2026-05-29 12:41:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13277021538342599804.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13053144864582427644.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:41:24] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13053144864582427644.kers
Total runtime 10 ms.
[2026-05-29 12:41:24] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:41:24] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:41:25] [INFO ] [Real]Absence check using state equation in 940 ms returned sat
[2026-05-29 12:41:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:41:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:41:25] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:41:26] [INFO ] [Nat]Absence check using state equation in 513 ms returned sat
[2026-05-29 12:41:26] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:41:26] [INFO ] [Nat]Added 96 Read/Feed constraints in 641 ms returned sat
[2026-05-29 12:41:26] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 75 ms.
[2026-05-29 12:41:27] [INFO ] Added : 24 causal constraints over 5 iterations in 838 ms. Result :sat
Minimization took 4550 ms.
[2026-05-29 12:41:32] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:41:32] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:41:32] [INFO ] [Real]Absence check using state equation in 556 ms returned sat
[2026-05-29 12:41:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:41:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:41:33] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:41:33] [INFO ] [Nat]Absence check using state equation in 571 ms returned sat
[2026-05-29 12:41:34] [INFO ] [Nat]Added 96 Read/Feed constraints in 583 ms returned sat
[2026-05-29 12:41:34] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 73 ms.
[2026-05-29 12:41:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1792 ms
[2026-05-29 12:41:38] [INFO ] Added : 54 causal constraints over 12 iterations in 4458 ms. Result :sat
Minimization took 4503 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[21, 21]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[21, 21]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 23 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 21 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:41:43] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:41:43] [INFO ] Invariant cache hit.
[2026-05-29 12:41:44] [INFO ] Implicit Places using invariants in 1639 ms returned []
[2026-05-29 12:41:44] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:41:44] [INFO ] Invariant cache hit.
[2026-05-29 12:41:45] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:41:57] [INFO ] Implicit Places using invariants and state equation in 12769 ms returned []
Implicit Place search using SMT with State Equation took 14412 ms to find 0 implicit places.
[2026-05-29 12:41:57] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14449 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:41:57] [INFO ] Flatten gal took : 35 ms
[2026-05-29 12:41:57] [INFO ] Flatten gal took : 48 ms
[2026-05-29 12:41:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15214151916691487854.gal : 7 ms
[2026-05-29 12:41:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17978741823223220102.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15214151916691487854.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17978741823223220102.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 371 ms. (107 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (10 resets) in 151 ms. (263 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17978741823223220102.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 180 ms. (221 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 144 ms. (275 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 154109 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 4
Probabilistic random walk after 154109 steps, saw 87654 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2026-05-29 12:42:01] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:42:01] [INFO ] Invariant cache hit.
[2026-05-29 12:42:01] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1541 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3376 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4928ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 133 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 22 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (16 resets) in 397 ms. (100 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 242 ms. (164 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 221 ms. (180 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 170577 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :0 out of 2
Probabilistic random walk after 170577 steps, saw 96537 distinct states, run finished after 3001 ms. (steps per millisecond=56 ) properties seen :0
[2026-05-29 12:42:09] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:42:09] [INFO ] Invariant cache hit.
[2026-05-29 12:42:09] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2014 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/1522 variables, 2/603 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1522 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/1522 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 604 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12143 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14170ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
Parikh walk visited 0 properties in 3480 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:42:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:42:27] [INFO ] Invariant cache hit.
[2026-05-29 12:42:28] [INFO ] Implicit Places using invariants in 1113 ms returned []
[2026-05-29 12:42:28] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:42:28] [INFO ] Invariant cache hit.
[2026-05-29 12:42:28] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:42:39] [INFO ] Implicit Places using invariants and state equation in 11587 ms returned []
Implicit Place search using SMT with State Equation took 12702 ms to find 0 implicit places.
[2026-05-29 12:42:39] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12733 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 62 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-17614017049941861694.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14071230195156888679.kers'
[2026-05-29 12:42:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17614017049941861694.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14071230195156888679.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:42:39] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-14071230195156888679.kers
Total runtime 13 ms.
[2026-05-29 12:42:40] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:42:40] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
[2026-05-29 12:42:41] [INFO ] After 1245ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:42:41] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:42:41] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 35 ms returned sat
[2026-05-29 12:42:42] [INFO ] After 1646ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:42:43] [INFO ] After 2593ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:42:44] [INFO ] After 3386ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:42:44] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:42:44] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:42:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4874322308822686567.gal : 6 ms
[2026-05-29 12:42:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14011698198035251787.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4874322308822686567.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14011698198035251787.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality14011698198035251787.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:42:47] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:42:47] [INFO ] Applying decomposition
[2026-05-29 12:42:47] [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/graph8400683990110089745.txt' '-o' '/tmp/graph8400683990110089745.bin' '-w' '/tmp/graph8400683990110089745.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8400683990110089745.bin' '-l' '-1' '-v' '-w' '/tmp/graph8400683990110089745.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:42:48] [INFO ] Decomposing Gal with order
[2026-05-29 12:42:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:42:48] [INFO ] Removed a total of 971 redundant transitions.
[2026-05-29 12:42:48] [INFO ] Flatten gal took : 126 ms
[2026-05-29 12:42:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 1031 labels/synchronizations in 21 ms.
[2026-05-29 12:42:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7508360275719223091.gal : 7 ms
[2026-05-29 12:42:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality451729448795352131.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7508360275719223091.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality451729448795352131.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality451729448795352131.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 23
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :23 after 30
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :30 after 34
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :34 after 85
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :85 after 115
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :115 after 207
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :207 after 418
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :418 after 1879
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1879 after 5686
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5686 after 32567
Detected timeout of ITS tools.
[2026-05-29 12:42:59] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:42:59] [INFO ] Applying decomposition
[2026-05-29 12:42:59] [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/graph15152833006194795677.txt' '-o' '/tmp/graph15152833006194795677.bin' '-w' '/tmp/graph15152833006194795677.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15152833006194795677.bin' '-l' '-1' '-v' '-w' '/tmp/graph15152833006194795677.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:42:59] [INFO ] Decomposing Gal with order
[2026-05-29 12:42:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:42:59] [INFO ] Removed a total of 931 redundant transitions.
[2026-05-29 12:42:59] [INFO ] Flatten gal took : 101 ms
[2026-05-29 12:42:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 674 labels/synchronizations in 18 ms.
[2026-05-29 12:43:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17369380473828592009.gal : 8 ms
[2026-05-29 12:43:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6586919608706641428.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17369380473828592009.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6586919608706641428.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality6586919608706641428.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 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 77
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :77 after 131
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :131 after 1141
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1141 after 1397
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1397 after 1934
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1934 after 2711
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :32567 after 40490
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2711 after 9884
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9884 after 28596
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :40490 after 98351
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35232 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:[20, 20]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7507178060813426352.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10550190682326076242.kers'
[2026-05-29 12:43:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7507178060813426352.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10550190682326076242.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:43:15] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10550190682326076242.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[20, 20]
RANDOM walk for 1000000 steps (426 resets) in 4233 ms. (236 steps per ms)
BEST_FIRST walk for 2000001 steps (311 resets) in 3979 ms. (502 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[20, 20]
[2026-05-29 12:43:23] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12167754108538677754.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8026393526423065967.kers'
[2026-05-29 12:43:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12167754108538677754.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8026393526423065967.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:43:23] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8026393526423065967.kers
Total runtime 10 ms.
[2026-05-29 12:43:23] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:43:23] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:43:24] [INFO ] [Real]Absence check using state equation in 906 ms returned sat
[2026-05-29 12:43:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:43:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:43:24] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:43:25] [INFO ] [Nat]Absence check using state equation in 576 ms returned sat
[2026-05-29 12:43:25] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:43:25] [INFO ] [Nat]Added 96 Read/Feed constraints in 496 ms returned sat
[2026-05-29 12:43:25] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 74 ms.
[2026-05-29 12:43:26] [INFO ] Added : 24 causal constraints over 5 iterations in 725 ms. Result :sat
Minimization took 4545 ms.
[2026-05-29 12:43:31] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:43:31] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 12:43:31] [INFO ] [Real]Absence check using state equation in 710 ms returned sat
[2026-05-29 12:43:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:43:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:43:31] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:43:32] [INFO ] [Nat]Absence check using state equation in 760 ms returned sat
[2026-05-29 12:43:33] [INFO ] [Nat]Added 96 Read/Feed constraints in 583 ms returned sat
[2026-05-29 12:43:33] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 75 ms.
[2026-05-29 12:43:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1835 ms
[2026-05-29 12:43:38] [INFO ] Added : 54 causal constraints over 12 iterations in 4801 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[20, 20]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:43:42] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:43:42] [INFO ] Invariant cache hit.
[2026-05-29 12:43:44] [INFO ] Implicit Places using invariants in 1492 ms returned []
[2026-05-29 12:43:44] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:43:44] [INFO ] Invariant cache hit.
[2026-05-29 12:43:45] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:43:56] [INFO ] Implicit Places using invariants and state equation in 12544 ms returned []
Implicit Place search using SMT with State Equation took 14038 ms to find 0 implicit places.
[2026-05-29 12:43:56] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14069 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:43:56] [INFO ] Flatten gal took : 51 ms
[2026-05-29 12:43:56] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:43:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4231424509595688665.gal : 6 ms
[2026-05-29 12:43:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16752186113390682114.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4231424509595688665.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16752186113390682114.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (21 resets) in 388 ms. (102 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (10 resets) in 160 ms. (248 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16752186113390682114.prop.
BEST_FIRST walk for 40004 steps (9 resets) in 150 ms. (264 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 229 ms. (173 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
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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 144619 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 4
Probabilistic random walk after 144619 steps, saw 82492 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-29 12:44:00] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:44:00] [INFO ] Invariant cache hit.
[2026-05-29 12:44:00] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1307 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3072 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4388ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 144 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (19 resets) in 305 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 169 ms. (235 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 181401 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 181401 steps, saw 102443 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 12:44:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:44:07] [INFO ] Invariant cache hit.
[2026-05-29 12:44:07] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1851 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13376 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15234ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 766 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:44:23] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:44:23] [INFO ] Invariant cache hit.
[2026-05-29 12:44:25] [INFO ] Implicit Places using invariants in 1160 ms returned []
[2026-05-29 12:44:25] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:44:25] [INFO ] Invariant cache hit.
[2026-05-29 12:44:25] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:44:37] [INFO ] Implicit Places using invariants and state equation in 12566 ms returned []
Implicit Place search using SMT with State Equation took 13728 ms to find 0 implicit places.
[2026-05-29 12:44:37] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13760 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 67 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-6766618270834388968.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18355833899093716866.kers'
[2026-05-29 12:44:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6766618270834388968.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18355833899093716866.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:44:37] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-18355833899093716866.kers
Total runtime 11 ms.
[2026-05-29 12:44:37] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:44:37] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:44:39] [INFO ] After 1200ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:44:39] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:44:39] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:44:40] [INFO ] After 1630ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:44:41] [INFO ] After 2574ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:44:42] [INFO ] After 3356ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:44:42] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:44:42] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:44:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2881027484950189843.gal : 6 ms
[2026-05-29 12:44:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6165273877834345486.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/ReachabilityCardinality2881027484950189843.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6165273877834345486.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality6165273877834345486.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:44:46] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:44:46] [INFO ] Applying decomposition
[2026-05-29 12:44:46] [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/graph17502634532603187965.txt' '-o' '/tmp/graph17502634532603187965.bin' '-w' '/tmp/graph17502634532603187965.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17502634532603187965.bin' '-l' '-1' '-v' '-w' '/tmp/graph17502634532603187965.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:44:47] [INFO ] Decomposing Gal with order
[2026-05-29 12:44:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:44:47] [INFO ] Removed a total of 957 redundant transitions.
[2026-05-29 12:44:47] [INFO ] Flatten gal took : 109 ms
[2026-05-29 12:44:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 1232 labels/synchronizations in 26 ms.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
[2026-05-29 12:44:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11840578632187928882.gal : 7 ms
[2026-05-29 12:44:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12648623886945392162.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11840578632187928882.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12648623886945392162.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality12648623886945392162.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 14
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :14 after 20
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :20 after 64
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :64 after 112
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :112 after 154
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :154 after 1346
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1346 after 1556
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1556 after 2144
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2144 after 3012
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3012 after 4590
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4590 after 20600
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :20600 after 36479
Detected timeout of ITS tools.
[2026-05-29 12:44:57] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:44:57] [INFO ] Applying decomposition
[2026-05-29 12:44:57] [INFO ] Flatten gal took : 28 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/graph1038700311346249666.txt' '-o' '/tmp/graph1038700311346249666.bin' '-w' '/tmp/graph1038700311346249666.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1038700311346249666.bin' '-l' '-1' '-v' '-w' '/tmp/graph1038700311346249666.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:44:57] [INFO ] Decomposing Gal with order
[2026-05-29 12:44:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:44:57] [INFO ] Removed a total of 1165 redundant transitions.
[2026-05-29 12:44:57] [INFO ] Flatten gal took : 117 ms
[2026-05-29 12:44:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 1127 labels/synchronizations in 24 ms.
[2026-05-29 12:44:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3448329426407725352.gal : 7 ms
[2026-05-29 12:44:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5082038461688120292.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3448329426407725352.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5082038461688120292.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality5082038461688120292.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 61
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :61 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 473
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :473 after 1011
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1011 after 1616
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1616 after 7824
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :7824 after 15512
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :15512 after 29474
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35192 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:[19, 19]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11461425137199611379.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9440454999579464611.kers'
[2026-05-29 12:45:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11461425137199611379.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9440454999579464611.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:45:12] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9440454999579464611.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[19, 19]
RANDOM walk for 1000000 steps (401 resets) in 4297 ms. (232 steps per ms)
BEST_FIRST walk for 2000000 steps (320 resets) in 3989 ms. (501 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[19, 19]
[2026-05-29 12:45:21] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7104003908674005486.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6353020427291285776.kers'
[2026-05-29 12:45:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7104003908674005486.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6353020427291285776.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:45:21] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6353020427291285776.kers
Total runtime 10 ms.
[2026-05-29 12:45:21] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:45:21] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:45:22] [INFO ] [Real]Absence check using state equation in 1070 ms returned sat
[2026-05-29 12:45:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:45:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2026-05-29 12:45:22] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 12:45:23] [INFO ] [Nat]Absence check using state equation in 665 ms returned sat
[2026-05-29 12:45:23] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:45:23] [INFO ] [Nat]Added 96 Read/Feed constraints in 555 ms returned sat
[2026-05-29 12:45:23] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 12:45:24] [INFO ] Added : 24 causal constraints over 5 iterations in 903 ms. Result :sat
Minimization took 4554 ms.
[2026-05-29 12:45:29] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:45:29] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 12:45:30] [INFO ] [Real]Absence check using state equation in 716 ms returned sat
[2026-05-29 12:45:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:45:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:45:30] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 12:45:31] [INFO ] [Nat]Absence check using state equation in 754 ms returned sat
[2026-05-29 12:45:31] [INFO ] [Nat]Added 96 Read/Feed constraints in 599 ms returned sat
[2026-05-29 12:45:31] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:45:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1976 ms
[2026-05-29 12:45:36] [INFO ] Added : 54 causal constraints over 12 iterations in 5050 ms. Result :sat
Minimization took 4512 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[19, 19]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[19, 19]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:45:41] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:45:41] [INFO ] Invariant cache hit.
[2026-05-29 12:45:42] [INFO ] Implicit Places using invariants in 1275 ms returned []
[2026-05-29 12:45:42] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:45:42] [INFO ] Invariant cache hit.
[2026-05-29 12:45:43] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:45:55] [INFO ] Implicit Places using invariants and state equation in 12684 ms returned []
Implicit Place search using SMT with State Equation took 13961 ms to find 0 implicit places.
[2026-05-29 12:45:55] [INFO ] Redundant transitions in 18 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14002 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:45:55] [INFO ] Flatten gal took : 65 ms
[2026-05-29 12:45:55] [INFO ] Flatten gal took : 58 ms
[2026-05-29 12:45:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13204277398133893210.gal : 11 ms
[2026-05-29 12:45:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14709202479135272887.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13204277398133893210.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14709202479135272887.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (17 resets) in 679 ms. (58 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 40004 steps (10 resets) in 208 ms. (191 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 241 ms. (165 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality14709202479135272887.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 215 ms. (185 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 146048 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 4
Probabilistic random walk after 146048 steps, saw 83312 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-29 12:45:58] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:45:58] [INFO ] Invariant cache hit.
[2026-05-29 12:45:58] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1194 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3157 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4374ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 120 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (12 resets) in 382 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (13 resets) in 153 ms. (259 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 178474 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 178474 steps, saw 100801 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:46:06] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:46:06] [INFO ] Invariant cache hit.
[2026-05-29 12:46:06] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1704 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13282 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14995ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 834 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:46:22] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:46:22] [INFO ] Invariant cache hit.
[2026-05-29 12:46:23] [INFO ] Implicit Places using invariants in 1088 ms returned []
[2026-05-29 12:46:23] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:46:23] [INFO ] Invariant cache hit.
[2026-05-29 12:46:24] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:46:35] [INFO ] Implicit Places using invariants and state equation in 11579 ms returned []
Implicit Place search using SMT with State Equation took 12681 ms to find 0 implicit places.
[2026-05-29 12:46:35] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12714 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 70 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-9309542602418748248.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1909957024238637171.kers'
[2026-05-29 12:46:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9309542602418748248.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1909957024238637171.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:46:35] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1909957024238637171.kers
Total runtime 11 ms.
[2026-05-29 12:46:35] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:46:35] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 12:46:36] [INFO ] After 1197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:46:36] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:46:36] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:46:38] [INFO ] After 1641ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:46:39] [INFO ] After 2592ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:46:39] [INFO ] After 3369ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:46:39] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:46:39] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:46:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15739509493609781496.gal : 7 ms
[2026-05-29 12:46:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16754596963801791881.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/ReachabilityCardinality15739509493609781496.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16754596963801791881.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality16754596963801791881.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 12:46:45] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:46:45] [INFO ] Applying decomposition
[2026-05-29 12:46:45] [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/graph13249866489234716251.txt' '-o' '/tmp/graph13249866489234716251.bin' '-w' '/tmp/graph13249866489234716251.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13249866489234716251.bin' '-l' '-1' '-v' '-w' '/tmp/graph13249866489234716251.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:46:45] [INFO ] Decomposing Gal with order
[2026-05-29 12:46:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:46:45] [INFO ] Removed a total of 856 redundant transitions.
[2026-05-29 12:46:45] [INFO ] Flatten gal took : 117 ms
[2026-05-29 12:46:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 936 labels/synchronizations in 22 ms.
[2026-05-29 12:46:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8918932086522044844.gal : 7 ms
[2026-05-29 12:46:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13827225995272709988.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/ReachabilityCardinality8918932086522044844.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13827225995272709988.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 :32205 after 33458
Loading property file /tmp/ReachabilityCardinality13827225995272709988.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 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 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 64
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :64 after 134
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :134 after 595
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :595 after 936
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :936 after 1576
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1576 after 4600
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4600 after 6884
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :33458 after 315897
Detected timeout of ITS tools.
[2026-05-29 12:46:55] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:46:55] [INFO ] Applying decomposition
[2026-05-29 12:46:55] [INFO ] Flatten gal took : 33 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/graph12698556780433305300.txt' '-o' '/tmp/graph12698556780433305300.bin' '-w' '/tmp/graph12698556780433305300.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12698556780433305300.bin' '-l' '-1' '-v' '-w' '/tmp/graph12698556780433305300.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:46:55] [INFO ] Decomposing Gal with order
[2026-05-29 12:46:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:46:55] [INFO ] Removed a total of 1007 redundant transitions.
[2026-05-29 12:46:55] [INFO ] Flatten gal took : 143 ms
[2026-05-29 12:46:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 1064 labels/synchronizations in 36 ms.
[2026-05-29 12:46:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14309725977394719171.gal : 12 ms
[2026-05-29 12:46:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3367366329099702820.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14309725977394719171.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3367366329099702820.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3367366329099702820.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 45
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :45 after 77
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :77 after 177
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :177 after 597
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :597 after 785
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :785 after 1249
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1249 after 2293
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2293 after 5531
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5531 after 11811
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11811 after 43959
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :34406 after 39000
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :116837 after 133449
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35325 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:[18, 18]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17642057732152485963.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4771656304649646282.kers'
[2026-05-29 12:47:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17642057732152485963.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4771656304649646282.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:47:10] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4771656304649646282.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[18, 18]
RANDOM walk for 1000000 steps (383 resets) in 4921 ms. (203 steps per ms)
BEST_FIRST walk for 2000000 steps (316 resets) in 4174 ms. (479 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[18, 18]
[2026-05-29 12:47:19] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5921606593900061575.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6601820552218193097.kers'
[2026-05-29 12:47:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5921606593900061575.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6601820552218193097.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:47:19] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6601820552218193097.kers
Total runtime 10 ms.
[2026-05-29 12:47:19] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:47:19] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:47:20] [INFO ] [Real]Absence check using state equation in 1121 ms returned sat
[2026-05-29 12:47:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:47:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2026-05-29 12:47:21] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 12:47:21] [INFO ] [Nat]Absence check using state equation in 673 ms returned sat
[2026-05-29 12:47:21] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:47:22] [INFO ] [Nat]Added 96 Read/Feed constraints in 766 ms returned sat
[2026-05-29 12:47:22] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 74 ms.
[2026-05-29 12:47:23] [INFO ] Added : 24 causal constraints over 5 iterations in 685 ms. Result :sat
Minimization took 4629 ms.
[2026-05-29 12:47:28] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:47:28] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:47:28] [INFO ] [Real]Absence check using state equation in 547 ms returned sat
[2026-05-29 12:47:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:47:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:47:28] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:47:29] [INFO ] [Nat]Absence check using state equation in 723 ms returned sat
[2026-05-29 12:47:30] [INFO ] [Nat]Added 96 Read/Feed constraints in 998 ms returned sat
[2026-05-29 12:47:30] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 117 ms.
[2026-05-29 12:47:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1551 ms
[2026-05-29 12:47:35] [INFO ] Added : 54 causal constraints over 12 iterations in 4704 ms. Result :sat
Minimization took 4513 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[18, 18]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[18, 18]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 16 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:47:39] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:47:39] [INFO ] Invariant cache hit.
[2026-05-29 12:47:40] [INFO ] Implicit Places using invariants in 1093 ms returned []
[2026-05-29 12:47:40] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:47:40] [INFO ] Invariant cache hit.
[2026-05-29 12:47:41] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:47:53] [INFO ] Implicit Places using invariants and state equation in 12221 ms returned []
Implicit Place search using SMT with State Equation took 13319 ms to find 0 implicit places.
[2026-05-29 12:47:53] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13355 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:47:53] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:47:53] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:47:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1673926954594681385.gal : 6 ms
[2026-05-29 12:47:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2174320053429393229.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/ReachabilityCardinality1673926954594681385.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2174320053429393229.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40001 steps (14 resets) in 430 ms. (92 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 174 ms. (228 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality2174320053429393229.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 149 ms. (266 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 138729 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 138729 steps, saw 79350 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 12:47:56] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:47:56] [INFO ] Invariant cache hit.
[2026-05-29 12:47:56] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1167 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3135 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4314ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 151 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (21 resets) in 282 ms. (141 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 209 ms. (190 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 178265 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 178265 steps, saw 100685 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:48:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:48:04] [INFO ] Invariant cache hit.
[2026-05-29 12:48:04] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1827 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12521 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14385ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 723 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:48:19] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:48:19] [INFO ] Invariant cache hit.
[2026-05-29 12:48:20] [INFO ] Implicit Places using invariants in 1036 ms returned []
[2026-05-29 12:48:20] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:48:20] [INFO ] Invariant cache hit.
[2026-05-29 12:48:21] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:48:31] [INFO ] Implicit Places using invariants and state equation in 11492 ms returned []
Implicit Place search using SMT with State Equation took 12531 ms to find 0 implicit places.
[2026-05-29 12:48:31] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12565 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 77 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-5502526692570585933.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7564147418821658188.kers'
[2026-05-29 12:48:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5502526692570585933.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7564147418821658188.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:48:32] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-7564147418821658188.kers
Total runtime 26 ms.
[2026-05-29 12:48:32] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:48:32] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 12:48:33] [INFO ] After 1266ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:48:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:48:33] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 12:48:35] [INFO ] After 1629ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:48:36] [INFO ] After 2578ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:48:36] [INFO ] After 3373ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:48:36] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:48:36] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:48:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10605437539709032055.gal : 6 ms
[2026-05-29 12:48:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8741731889272985490.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10605437539709032055.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8741731889272985490.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8741731889272985490.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
Detected timeout of ITS tools.
[2026-05-29 12:48:43] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:48:43] [INFO ] Applying decomposition
[2026-05-29 12:48:43] [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/graph15453426752346325280.txt' '-o' '/tmp/graph15453426752346325280.bin' '-w' '/tmp/graph15453426752346325280.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15453426752346325280.bin' '-l' '-1' '-v' '-w' '/tmp/graph15453426752346325280.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:48:43] [INFO ] Decomposing Gal with order
[2026-05-29 12:48:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:48:43] [INFO ] Removed a total of 1023 redundant transitions.
[2026-05-29 12:48:43] [INFO ] Flatten gal took : 129 ms
[2026-05-29 12:48:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 1275 labels/synchronizations in 27 ms.
[2026-05-29 12:48:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4443376168933599041.gal : 8 ms
[2026-05-29 12:48:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5847920723317343616.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4443376168933599041.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5847920723317343616.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality5847920723317343616.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 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 30
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :30 after 34
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :34 after 53
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :53 after 83
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :83 after 126
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :126 after 188
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :188 after 1031
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1031 after 3054
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3054 after 21492
Detected timeout of ITS tools.
[2026-05-29 12:48:51] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:48:51] [INFO ] Applying decomposition
[2026-05-29 12:48:51] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7555059283843448201.txt' '-o' '/tmp/graph7555059283843448201.bin' '-w' '/tmp/graph7555059283843448201.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7555059283843448201.bin' '-l' '-1' '-v' '-w' '/tmp/graph7555059283843448201.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:48:51] [INFO ] Decomposing Gal with order
[2026-05-29 12:48:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:48:52] [INFO ] Removed a total of 1091 redundant transitions.
[2026-05-29 12:48:52] [INFO ] Flatten gal took : 122 ms
[2026-05-29 12:48:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 799 labels/synchronizations in 33 ms.
[2026-05-29 12:48:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9472874107546067254.gal : 12 ms
[2026-05-29 12:48:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11566070031856197291.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9472874107546067254.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11566070031856197291.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11566070031856197291.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 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 111
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :111 after 153
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :153 after 663
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :663 after 767
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :767 after 1425
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1425 after 2900
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :21492 after 52004
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2900 after 4671
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4671 after 34303
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :52004 after 68179
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35408 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:[17, 17]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4327295980817711663.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8261820478424887804.kers'
[2026-05-29 12:49:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4327295980817711663.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8261820478424887804.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:49:07] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8261820478424887804.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[17, 17]
RANDOM walk for 1000000 steps (383 resets) in 4891 ms. (204 steps per ms)
BEST_FIRST walk for 2000000 steps (357 resets) in 4791 ms. (417 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[17, 17]
[2026-05-29 12:49:17] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11384366470467499390.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10170683897106919684.kers'
[2026-05-29 12:49:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11384366470467499390.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10170683897106919684.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:49:17] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-10170683897106919684.kers
Total runtime 9 ms.
[2026-05-29 12:49:17] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:49:17] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:49:18] [INFO ] [Real]Absence check using state equation in 945 ms returned sat
[2026-05-29 12:49:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:49:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:49:18] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 45 ms returned sat
[2026-05-29 12:49:19] [INFO ] [Nat]Absence check using state equation in 743 ms returned sat
[2026-05-29 12:49:19] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:49:19] [INFO ] [Nat]Added 96 Read/Feed constraints in 784 ms returned sat
[2026-05-29 12:49:20] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 113 ms.
[2026-05-29 12:49:20] [INFO ] Added : 24 causal constraints over 5 iterations in 894 ms. Result :sat
Minimization took 4547 ms.
[2026-05-29 12:49:25] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:49:25] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 12:49:26] [INFO ] [Real]Absence check using state equation in 745 ms returned sat
[2026-05-29 12:49:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:49:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:49:26] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:49:27] [INFO ] [Nat]Absence check using state equation in 686 ms returned sat
[2026-05-29 12:49:27] [INFO ] [Nat]Added 96 Read/Feed constraints in 596 ms returned sat
[2026-05-29 12:49:27] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 73 ms.
[2026-05-29 12:49:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2039 ms
[2026-05-29 12:49:32] [INFO ] Added : 54 causal constraints over 12 iterations in 5090 ms. Result :sat
Minimization took 4519 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[17, 17]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[17, 17]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 17 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:49:37] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:49:37] [INFO ] Invariant cache hit.
[2026-05-29 12:49:39] [INFO ] Implicit Places using invariants in 1583 ms returned []
[2026-05-29 12:49:39] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:49:39] [INFO ] Invariant cache hit.
[2026-05-29 12:49:39] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:49:51] [INFO ] Implicit Places using invariants and state equation in 12301 ms returned []
Implicit Place search using SMT with State Equation took 13886 ms to find 0 implicit places.
[2026-05-29 12:49:51] [INFO ] Redundant transitions in 19 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13930 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:49:51] [INFO ] Flatten gal took : 50 ms
[2026-05-29 12:49:51] [INFO ] Flatten gal took : 51 ms
[2026-05-29 12:49:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8731107974745766508.gal : 9 ms
[2026-05-29 12:49:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality671936120313596513.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8731107974745766508.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality671936120313596513.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (13 resets) in 507 ms. (78 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (12 resets) in 296 ms. (134 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 191 ms. (208 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality671936120313596513.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 242 ms. (164 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 139443 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 139443 steps, saw 79719 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 12:49:54] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:49:54] [INFO ] Invariant cache hit.
[2026-05-29 12:49:54] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1187 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3211 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4409ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 178 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (24 resets) in 285 ms. (139 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 173 ms. (229 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 137 ms. (289 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 173634 steps, run timeout after 3001 ms. (steps per millisecond=57 ) properties seen :0 out of 2
Probabilistic random walk after 173634 steps, saw 98134 distinct states, run finished after 3001 ms. (steps per millisecond=57 ) properties seen :0
[2026-05-29 12:50:02] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:50:02] [INFO ] Invariant cache hit.
[2026-05-29 12:50:02] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1719 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12491 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14226ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 759 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:50:17] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:50:17] [INFO ] Invariant cache hit.
[2026-05-29 12:50:18] [INFO ] Implicit Places using invariants in 1094 ms returned []
[2026-05-29 12:50:18] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:50:18] [INFO ] Invariant cache hit.
[2026-05-29 12:50:19] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:50:30] [INFO ] Implicit Places using invariants and state equation in 11663 ms returned []
Implicit Place search using SMT with State Equation took 12760 ms to find 0 implicit places.
[2026-05-29 12:50:30] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12798 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 79 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-10710894069870647899.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2674527804580436549.kers'
[2026-05-29 12:50:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10710894069870647899.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2674527804580436549.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:50:30] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-2674527804580436549.kers
Total runtime 12 ms.
[2026-05-29 12:50:30] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:50:30] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 36 ms returned sat
[2026-05-29 12:50:31] [INFO ] After 1164ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:50:31] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:50:31] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
[2026-05-29 12:50:33] [INFO ] After 1773ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD size :169376 after 239168
[2026-05-29 12:50:34] [INFO ] After 2716ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:50:35] [INFO ] After 3503ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:50:35] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:50:35] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:50:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16283671516622970876.gal : 6 ms
[2026-05-29 12:50:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9094723402142819893.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16283671516622970876.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9094723402142819893.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality9094723402142819893.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
Detected timeout of ITS tools.
[2026-05-29 12:50:41] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:50:41] [INFO ] Applying decomposition
[2026-05-29 12:50:41] [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/graph14727889857290486230.txt' '-o' '/tmp/graph14727889857290486230.bin' '-w' '/tmp/graph14727889857290486230.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14727889857290486230.bin' '-l' '-1' '-v' '-w' '/tmp/graph14727889857290486230.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:50:41] [INFO ] Decomposing Gal with order
[2026-05-29 12:50:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:50:41] [INFO ] Removed a total of 953 redundant transitions.
[2026-05-29 12:50:41] [INFO ] Flatten gal took : 137 ms
[2026-05-29 12:50:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 1292 labels/synchronizations in 25 ms.
[2026-05-29 12:50:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8681163509487624105.gal : 7 ms
[2026-05-29 12:50:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8339158083325672705.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/ReachabilityCardinality8681163509487624105.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8339158083325672705.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8339158083325672705.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 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 112
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :112 after 337
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :337 after 559
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :559 after 903
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :903 after 2008
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2008 after 4918
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4918 after 34040
Detected timeout of ITS tools.
[2026-05-29 12:50:50] [INFO ] Flatten gal took : 29 ms
[2026-05-29 12:50:50] [INFO ] Applying decomposition
[2026-05-29 12:50:50] [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/graph4664526432057651517.txt' '-o' '/tmp/graph4664526432057651517.bin' '-w' '/tmp/graph4664526432057651517.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4664526432057651517.bin' '-l' '-1' '-v' '-w' '/tmp/graph4664526432057651517.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:50:50] [INFO ] Decomposing Gal with order
[2026-05-29 12:50:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:50:50] [INFO ] Removed a total of 998 redundant transitions.
[2026-05-29 12:50:50] [INFO ] Flatten gal took : 121 ms
[2026-05-29 12:50:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 1038 labels/synchronizations in 21 ms.
[2026-05-29 12:50:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17537248850904814796.gal : 7 ms
[2026-05-29 12:50:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4014675591369968435.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17537248850904814796.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4014675591369968435.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality4014675591369968435.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 70
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :70 after 77
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 153
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :153 after 203
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :203 after 683
SDD proceeding with computation,2 properties remain. new max is 8192
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :683 after 900
SDD size :57620 after 74071
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :900 after 1381
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1381 after 1803
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :74071 after 202645
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1803 after 4774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4774 after 27742
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :202645 after 551024
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :27742 after 55889
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35313 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:[16, 16]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11890793970190078348.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17131927713889448636.kers'
[2026-05-29 12:51:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11890793970190078348.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17131927713889448636.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:51:05] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17131927713889448636.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[16, 16]
RANDOM walk for 1000000 steps (356 resets) in 4504 ms. (221 steps per ms)
BEST_FIRST walk for 2000002 steps (300 resets) in 4386 ms. (455 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[16, 16]
[2026-05-29 12:51:14] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17666747119709587969.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15910070459593092989.kers'
[2026-05-29 12:51:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17666747119709587969.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15910070459593092989.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:51:14] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-15910070459593092989.kers
Total runtime 10 ms.
[2026-05-29 12:51:14] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:51:14] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:51:15] [INFO ] [Real]Absence check using state equation in 1091 ms returned sat
[2026-05-29 12:51:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:51:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:51:16] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:51:16] [INFO ] [Nat]Absence check using state equation in 466 ms returned sat
[2026-05-29 12:51:16] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:51:17] [INFO ] [Nat]Added 96 Read/Feed constraints in 497 ms returned sat
[2026-05-29 12:51:17] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:51:17] [INFO ] Added : 24 causal constraints over 5 iterations in 689 ms. Result :sat
Minimization took 4505 ms.
[2026-05-29 12:51:22] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:51:22] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:51:22] [INFO ] [Real]Absence check using state equation in 554 ms returned sat
[2026-05-29 12:51:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:51:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:51:23] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:51:23] [INFO ] [Nat]Absence check using state equation in 686 ms returned sat
[2026-05-29 12:51:24] [INFO ] [Nat]Added 96 Read/Feed constraints in 689 ms returned sat
[2026-05-29 12:51:24] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 73 ms.
[2026-05-29 12:51:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1811 ms
[2026-05-29 12:51:29] [INFO ] Added : 54 causal constraints over 12 iterations in 4748 ms. Result :sat
Minimization took 4507 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[16, 16]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[16, 16]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:51:33] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:51:33] [INFO ] Invariant cache hit.
[2026-05-29 12:51:34] [INFO ] Implicit Places using invariants in 1066 ms returned []
[2026-05-29 12:51:34] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:51:34] [INFO ] Invariant cache hit.
[2026-05-29 12:51:35] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:51:46] [INFO ] Implicit Places using invariants and state equation in 11983 ms returned []
Implicit Place search using SMT with State Equation took 13051 ms to find 0 implicit places.
[2026-05-29 12:51:46] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13082 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:51:46] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:51:46] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:51:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16000975802035242696.gal : 6 ms
[2026-05-29 12:51:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10504514609297882019.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16000975802035242696.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10504514609297882019.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (25 resets) in 334 ms. (119 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 157 ms. (253 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 205 ms. (194 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality10504514609297882019.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 153 ms. (259 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 230 ms. (173 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 143521 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 4
Probabilistic random walk after 143521 steps, saw 81910 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-29 12:51:50] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:51:50] [INFO ] Invariant cache hit.
[2026-05-29 12:51:50] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1244 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3858 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5142ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 106 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (14 resets) in 281 ms. (141 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 187 ms. (212 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 132 ms. (300 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 182886 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 182886 steps, saw 103251 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 12:51:58] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:51:58] [INFO ] Invariant cache hit.
[2026-05-29 12:51:58] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1790 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12944 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14747ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 775 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 20 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:52:14] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:52:14] [INFO ] Invariant cache hit.
[2026-05-29 12:52:15] [INFO ] Implicit Places using invariants in 1114 ms returned []
[2026-05-29 12:52:15] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:52:15] [INFO ] Invariant cache hit.
[2026-05-29 12:52:16] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:52:26] [INFO ] Implicit Places using invariants and state equation in 11500 ms returned []
Implicit Place search using SMT with State Equation took 12627 ms to find 0 implicit places.
[2026-05-29 12:52:26] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12665 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 66 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-11289040758742976091.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13171642356202374582.kers'
[2026-05-29 12:52:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11289040758742976091.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13171642356202374582.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:52:27] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13171642356202374582.kers
Total runtime 11 ms.
[2026-05-29 12:52:27] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:52:27] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 12:52:28] [INFO ] After 1188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:52:28] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:52:28] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:52:30] [INFO ] After 1654ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 12:52:31] [INFO ] After 2604ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:52:31] [INFO ] After 3397ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:52:31] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:52:31] [INFO ] Flatten gal took : 42 ms
[2026-05-29 12:52:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8614928228310521382.gal : 6 ms
[2026-05-29 12:52:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5809039075686921318.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8614928228310521382.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5809039075686921318.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality5809039075686921318.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 12:52:37] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:52:37] [INFO ] Applying decomposition
[2026-05-29 12:52:37] [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/graph4804458710346788021.txt' '-o' '/tmp/graph4804458710346788021.bin' '-w' '/tmp/graph4804458710346788021.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4804458710346788021.bin' '-l' '-1' '-v' '-w' '/tmp/graph4804458710346788021.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:52:37] [INFO ] Decomposing Gal with order
[2026-05-29 12:52:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:52:37] [INFO ] Removed a total of 977 redundant transitions.
[2026-05-29 12:52:37] [INFO ] Flatten gal took : 117 ms
[2026-05-29 12:52:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 1016 labels/synchronizations in 20 ms.
[2026-05-29 12:52:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1626800098101238028.gal : 7 ms
[2026-05-29 12:52:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3612122545730266583.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1626800098101238028.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3612122545730266583.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3612122545730266583.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 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 80
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :80 after 206
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :206 after 397
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :397 after 726
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :726 after 1018
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1018 after 3193
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3193 after 4646
Detected timeout of ITS tools.
[2026-05-29 12:52:46] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:52:46] [INFO ] Applying decomposition
[2026-05-29 12:52:46] [INFO ] Flatten gal took : 40 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12389787596433835891.txt' '-o' '/tmp/graph12389787596433835891.bin' '-w' '/tmp/graph12389787596433835891.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12389787596433835891.bin' '-l' '-1' '-v' '-w' '/tmp/graph12389787596433835891.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:52:46] [INFO ] Decomposing Gal with order
[2026-05-29 12:52:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:52:47] [INFO ] Removed a total of 1146 redundant transitions.
[2026-05-29 12:52:47] [INFO ] Flatten gal took : 123 ms
[2026-05-29 12:52:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 1203 labels/synchronizations in 27 ms.
[2026-05-29 12:52:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12644581191027372618.gal : 8 ms
[2026-05-29 12:52:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6521139501377780920.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12644581191027372618.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6521139501377780920.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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
Loading property file /tmp/ReachabilityCardinality6521139501377780920.prop.
SDD size :31530 after 32774
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 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 511
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :511 after 711
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :711 after 1081
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1081 after 1719
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :32774 after 56644
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1719 after 3783
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3783 after 10175
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10175 after 20167
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :20167 after 44085
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35273 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:[15, 15]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8788428922319485695.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10964218528583380235.kers'
[2026-05-29 12:53:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8788428922319485695.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10964218528583380235.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:53:02] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10964218528583380235.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[15, 15]
RANDOM walk for 1000000 steps (382 resets) in 4494 ms. (222 steps per ms)
BEST_FIRST walk for 2000001 steps (320 resets) in 4377 ms. (456 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[15, 15]
[2026-05-29 12:53:11] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-662479184603214066.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5334413644041913060.kers'
[2026-05-29 12:53:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-662479184603214066.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5334413644041913060.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:53:11] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5334413644041913060.kers
Total runtime 11 ms.
[2026-05-29 12:53:11] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:53:11] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:53:12] [INFO ] [Real]Absence check using state equation in 1102 ms returned sat
[2026-05-29 12:53:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:53:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:53:12] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 12:53:13] [INFO ] [Nat]Absence check using state equation in 508 ms returned sat
[2026-05-29 12:53:13] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:53:13] [INFO ] [Nat]Added 96 Read/Feed constraints in 481 ms returned sat
[2026-05-29 12:53:13] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 74 ms.
[2026-05-29 12:53:14] [INFO ] Added : 24 causal constraints over 5 iterations in 695 ms. Result :sat
Minimization took 4548 ms.
[2026-05-29 12:53:18] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:53:18] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:53:19] [INFO ] [Real]Absence check using state equation in 628 ms returned sat
[2026-05-29 12:53:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:53:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:53:19] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:53:20] [INFO ] [Nat]Absence check using state equation in 747 ms returned sat
[2026-05-29 12:53:21] [INFO ] [Nat]Added 96 Read/Feed constraints in 604 ms returned sat
[2026-05-29 12:53:21] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 12:53:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2061 ms
[2026-05-29 12:53:25] [INFO ] Added : 54 causal constraints over 12 iterations in 4468 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[15, 15]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[15, 15]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:53:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:53:30] [INFO ] Invariant cache hit.
[2026-05-29 12:53:31] [INFO ] Implicit Places using invariants in 1075 ms returned []
[2026-05-29 12:53:31] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:53:31] [INFO ] Invariant cache hit.
[2026-05-29 12:53:32] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:53:43] [INFO ] Implicit Places using invariants and state equation in 12142 ms returned []
Implicit Place search using SMT with State Equation took 13220 ms to find 0 implicit places.
[2026-05-29 12:53:43] [INFO ] Redundant transitions in 18 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13259 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:53:43] [INFO ] Flatten gal took : 47 ms
[2026-05-29 12:53:43] [INFO ] Flatten gal took : 52 ms
[2026-05-29 12:53:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7237608249863556991.gal : 9 ms
[2026-05-29 12:53:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17206412227823970734.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7237608249863556991.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17206412227823970734.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (15 resets) in 543 ms. (73 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 223 ms. (178 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 191 ms. (208 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 177 ms. (224 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17206412227823970734.prop.
BEST_FIRST walk for 40001 steps (10 resets) in 229 ms. (173 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 134213 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 4
Probabilistic random walk after 134213 steps, saw 76921 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
[2026-05-29 12:53:46] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:53:46] [INFO ] Invariant cache hit.
[2026-05-29 12:53:46] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1303 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3328 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4652ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 104 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (16 resets) in 393 ms. (101 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 157 ms. (253 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 178122 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 178122 steps, saw 100603 distinct states, run finished after 3004 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:53:54] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:53:54] [INFO ] Invariant cache hit.
[2026-05-29 12:53:54] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1724 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13102 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14834ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 748 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 20 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:54:10] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:54:10] [INFO ] Invariant cache hit.
[2026-05-29 12:54:11] [INFO ] Implicit Places using invariants in 1301 ms returned []
[2026-05-29 12:54:11] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:54:11] [INFO ] Invariant cache hit.
[2026-05-29 12:54:12] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:54:23] [INFO ] Implicit Places using invariants and state equation in 11985 ms returned []
Implicit Place search using SMT with State Equation took 13304 ms to find 0 implicit places.
[2026-05-29 12:54:23] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13345 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 69 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-6798948854939585794.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12427446938333440957.kers'
[2026-05-29 12:54:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6798948854939585794.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12427446938333440957.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:54:23] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12427446938333440957.kers
Total runtime 12 ms.
[2026-05-29 12:54:24] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:54:24] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 12:54:25] [INFO ] After 1218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:54:25] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:54:25] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
[2026-05-29 12:54:27] [INFO ] After 1720ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD size :169376 after 239168
[2026-05-29 12:54:28] [INFO ] After 2723ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:54:28] [INFO ] After 3532ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:54:28] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:54:28] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:54:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16723857855796310949.gal : 6 ms
[2026-05-29 12:54:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11745818458220125575.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16723857855796310949.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11745818458220125575.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11745818458220125575.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 12:54:33] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:54:33] [INFO ] Applying decomposition
[2026-05-29 12:54:33] [INFO ] Flatten gal took : 43 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/graph2272683377420689683.txt' '-o' '/tmp/graph2272683377420689683.bin' '-w' '/tmp/graph2272683377420689683.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2272683377420689683.bin' '-l' '-1' '-v' '-w' '/tmp/graph2272683377420689683.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:54:33] [INFO ] Decomposing Gal with order
[2026-05-29 12:54:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:54:33] [INFO ] Removed a total of 1043 redundant transitions.
[2026-05-29 12:54:33] [INFO ] Flatten gal took : 124 ms
[2026-05-29 12:54:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 994 labels/synchronizations in 22 ms.
[2026-05-29 12:54:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10246766237867233302.gal : 7 ms
[2026-05-29 12:54:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5326520937546130267.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10246766237867233302.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5326520937546130267.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality5326520937546130267.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 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 28
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :28 after 114
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :114 after 438
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :438 after 467
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :467 after 702
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :702 after 1234
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1234 after 2474
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2474 after 5732
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5732 after 42428
Detected timeout of ITS tools.
[2026-05-29 12:54:43] [INFO ] Flatten gal took : 38 ms
[2026-05-29 12:54:43] [INFO ] Applying decomposition
[2026-05-29 12:54:43] [INFO ] Flatten gal took : 28 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/graph16742554013662562002.txt' '-o' '/tmp/graph16742554013662562002.bin' '-w' '/tmp/graph16742554013662562002.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16742554013662562002.bin' '-l' '-1' '-v' '-w' '/tmp/graph16742554013662562002.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:54:43] [INFO ] Decomposing Gal with order
[2026-05-29 12:54:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:54:44] [INFO ] Removed a total of 915 redundant transitions.
[2026-05-29 12:54:44] [INFO ] Flatten gal took : 128 ms
[2026-05-29 12:54:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 1034 labels/synchronizations in 20 ms.
[2026-05-29 12:54:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15208892012051042087.gal : 7 ms
[2026-05-29 12:54:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7901417124975277294.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15208892012051042087.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7901417124975277294.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality7901417124975277294.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 73
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :73 after 236
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :236 after 261
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :261 after 520
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :520 after 1308
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1308 after 4395
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4395 after 10871
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :10871 after 49898
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :49898 after 60550
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :42428 after 84314
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35426 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:[14, 14]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7736339573727722882.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-219982186576709727.kers'
[2026-05-29 12:54:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7736339573727722882.kers, --Pflows, --basisKERS=/tmp/petrispot-output-219982186576709727.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:54:59] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-219982186576709727.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[14, 14]
RANDOM walk for 1000000 steps (430 resets) in 4133 ms. (241 steps per ms)
BEST_FIRST walk for 2000001 steps (326 resets) in 4013 ms. (498 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[14, 14]
[2026-05-29 12:55:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2837155937654827607.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14992282423149296665.kers'
[2026-05-29 12:55:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2837155937654827607.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14992282423149296665.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:55:07] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14992282423149296665.kers
Total runtime 10 ms.
[2026-05-29 12:55:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:55:07] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:55:08] [INFO ] [Real]Absence check using state equation in 961 ms returned sat
[2026-05-29 12:55:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:55:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:55:08] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:55:09] [INFO ] [Nat]Absence check using state equation in 509 ms returned sat
[2026-05-29 12:55:09] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:55:09] [INFO ] [Nat]Added 96 Read/Feed constraints in 513 ms returned sat
[2026-05-29 12:55:09] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 80 ms.
[2026-05-29 12:55:10] [INFO ] Added : 24 causal constraints over 5 iterations in 610 ms. Result :sat
Minimization took 4557 ms.
[2026-05-29 12:55:15] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:55:15] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:55:15] [INFO ] [Real]Absence check using state equation in 579 ms returned sat
[2026-05-29 12:55:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:55:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 12:55:15] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:55:16] [INFO ] [Nat]Absence check using state equation in 595 ms returned sat
[2026-05-29 12:55:17] [INFO ] [Nat]Added 96 Read/Feed constraints in 618 ms returned sat
[2026-05-29 12:55:17] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 73 ms.
[2026-05-29 12:55:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1341 ms
[2026-05-29 12:55:20] [INFO ] Added : 54 causal constraints over 12 iterations in 3331 ms. Result :sat
Minimization took 4548 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[14, 14]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[14, 14]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:55:24] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:55:24] [INFO ] Invariant cache hit.
[2026-05-29 12:55:26] [INFO ] Implicit Places using invariants in 1142 ms returned []
[2026-05-29 12:55:26] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:55:26] [INFO ] Invariant cache hit.
[2026-05-29 12:55:26] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:55:37] [INFO ] Implicit Places using invariants and state equation in 11460 ms returned []
Implicit Place search using SMT with State Equation took 12606 ms to find 0 implicit places.
[2026-05-29 12:55:37] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12637 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:55:37] [INFO ] Flatten gal took : 45 ms
[2026-05-29 12:55:37] [INFO ] Flatten gal took : 41 ms
[2026-05-29 12:55:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9224398041932316282.gal : 7 ms
[2026-05-29 12:55:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14548140993143807325.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9224398041932316282.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14548140993143807325.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 378 ms. (105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 143 ms. (277 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality14548140993143807325.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 151417 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 4
Probabilistic random walk after 151417 steps, saw 86247 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-29 12:55:40] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:55:40] [INFO ] Invariant cache hit.
[2026-05-29 12:55:40] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1333 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3442 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4801ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 166 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40001 steps (17 resets) in 296 ms. (134 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 124 ms. (320 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 177486 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 177486 steps, saw 100258 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:55:49] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:55:49] [INFO ] Invariant cache hit.
[2026-05-29 12:55:49] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1786 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13047 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14845ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 834 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 17 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:56:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:56:04] [INFO ] Invariant cache hit.
[2026-05-29 12:56:06] [INFO ] Implicit Places using invariants in 1167 ms returned []
[2026-05-29 12:56:06] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:56:06] [INFO ] Invariant cache hit.
[2026-05-29 12:56:06] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:56:18] [INFO ] Implicit Places using invariants and state equation in 12250 ms returned []
Implicit Place search using SMT with State Equation took 13419 ms to find 0 implicit places.
[2026-05-29 12:56:18] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13451 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 69 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-11439480622176702177.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17307777966936760025.kers'
[2026-05-29 12:56:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11439480622176702177.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17307777966936760025.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:56:18] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17307777966936760025.kers
Total runtime 12 ms.
[2026-05-29 12:56:18] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:56:18] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
[2026-05-29 12:56:19] [INFO ] After 1237ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:56:19] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 12:56:19] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 37 ms returned sat
[2026-05-29 12:56:21] [INFO ] After 1980ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 12:56:22] [INFO ] After 2998ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:56:23] [INFO ] After 3822ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:56:23] [INFO ] Flatten gal took : 37 ms
[2026-05-29 12:56:23] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:56:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15592895525233583398.gal : 6 ms
[2026-05-29 12:56:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11387280185746373975.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15592895525233583398.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11387280185746373975.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11387280185746373975.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:56:27] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:56:27] [INFO ] Applying decomposition
[2026-05-29 12:56:27] [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/graph18295421902018684990.txt' '-o' '/tmp/graph18295421902018684990.bin' '-w' '/tmp/graph18295421902018684990.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18295421902018684990.bin' '-l' '-1' '-v' '-w' '/tmp/graph18295421902018684990.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:56:27] [INFO ] Decomposing Gal with order
[2026-05-29 12:56:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:56:28] [INFO ] Removed a total of 1072 redundant transitions.
[2026-05-29 12:56:28] [INFO ] Flatten gal took : 129 ms
[2026-05-29 12:56:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1065 labels/synchronizations in 23 ms.
[2026-05-29 12:56:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17862915393908515079.gal : 7 ms
[2026-05-29 12:56:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12855635149993610909.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17862915393908515079.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12855635149993610909.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality12855635149993610909.prop.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 96
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :96 after 390
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :390 after 593
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :593 after 930
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :930 after 1248
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1248 after 3696
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3696 after 12106
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :12106 after 52944
Detected timeout of ITS tools.
[2026-05-29 12:56:38] [INFO ] Flatten gal took : 28 ms
[2026-05-29 12:56:38] [INFO ] Applying decomposition
[2026-05-29 12:56:38] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8022182624627331305.txt' '-o' '/tmp/graph8022182624627331305.bin' '-w' '/tmp/graph8022182624627331305.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8022182624627331305.bin' '-l' '-1' '-v' '-w' '/tmp/graph8022182624627331305.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:56:38] [INFO ] Decomposing Gal with order
[2026-05-29 12:56:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:56:38] [INFO ] Removed a total of 1321 redundant transitions.
[2026-05-29 12:56:38] [INFO ] Flatten gal took : 118 ms
[2026-05-29 12:56:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 817 labels/synchronizations in 23 ms.
[2026-05-29 12:56:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14160340528971379867.gal : 7 ms
[2026-05-29 12:56:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1436592128825764491.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14160340528971379867.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1436592128825764491.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality1436592128825764491.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 61
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :61 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 203
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :203 after 795
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :795 after 1293
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1293 after 2077
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :52944 after 90928
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2077 after 10575
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :10575 after 29011
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :90928 after 298062
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :29011 after 53741
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35696 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:[13, 13]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-384402309277391540.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6857373244971253353.kers'
[2026-05-29 12:56:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-384402309277391540.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6857373244971253353.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:56:54] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6857373244971253353.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[13, 13]
RANDOM walk for 1000000 steps (388 resets) in 5338 ms. (187 steps per ms)
BEST_FIRST walk for 2000001 steps (335 resets) in 4913 ms. (407 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[13, 13]
[2026-05-29 12:57:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12697018363257436921.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13690380787053791960.kers'
[2026-05-29 12:57:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12697018363257436921.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13690380787053791960.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:57:04] [INFO ] Computed 44 invariants in 15 ms
Computed 44 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-13690380787053791960.kers
Total runtime 18 ms.
[2026-05-29 12:57:04] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2026-05-29 12:57:04] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 12:57:05] [INFO ] [Real]Absence check using state equation in 1126 ms returned sat
[2026-05-29 12:57:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:57:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:57:05] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 12:57:06] [INFO ] [Nat]Absence check using state equation in 620 ms returned sat
[2026-05-29 12:57:06] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:57:07] [INFO ] [Nat]Added 96 Read/Feed constraints in 561 ms returned sat
[2026-05-29 12:57:07] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:57:07] [INFO ] Added : 24 causal constraints over 5 iterations in 641 ms. Result :sat
Minimization took 4551 ms.
[2026-05-29 12:57:12] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:57:12] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 12:57:12] [INFO ] [Real]Absence check using state equation in 571 ms returned sat
[2026-05-29 12:57:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:57:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:57:13] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 12:57:13] [INFO ] [Nat]Absence check using state equation in 669 ms returned sat
[2026-05-29 12:57:14] [INFO ] [Nat]Added 96 Read/Feed constraints in 647 ms returned sat
[2026-05-29 12:57:14] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:57:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2106 ms
[2026-05-29 12:57:19] [INFO ] Added : 54 causal constraints over 12 iterations in 5357 ms. Result :sat
Minimization took 4531 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[13, 13]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[13, 13]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:57:24] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:57:24] [INFO ] Invariant cache hit.
[2026-05-29 12:57:25] [INFO ] Implicit Places using invariants in 1599 ms returned []
[2026-05-29 12:57:25] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:57:25] [INFO ] Invariant cache hit.
[2026-05-29 12:57:26] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:57:38] [INFO ] Implicit Places using invariants and state equation in 12283 ms returned []
Implicit Place search using SMT with State Equation took 13886 ms to find 0 implicit places.
[2026-05-29 12:57:38] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13919 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:57:38] [INFO ] Flatten gal took : 70 ms
[2026-05-29 12:57:38] [INFO ] Flatten gal took : 51 ms
[2026-05-29 12:57:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11981448459778084986.gal : 7 ms
[2026-05-29 12:57:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality282031460612402192.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/ReachabilityCardinality11981448459778084986.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality282031460612402192.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40001 steps (17 resets) in 599 ms. (66 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 194 ms. (205 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality282031460612402192.prop.
BEST_FIRST walk for 40003 steps (11 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (13 resets) in 141 ms. (281 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 173 ms. (229 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 152329 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 4
Probabilistic random walk after 152329 steps, saw 86748 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-29 12:57:41] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:57:41] [INFO ] Invariant cache hit.
[2026-05-29 12:57:41] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1366 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3636 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5014ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 100 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40001 steps (16 resets) in 333 ms. (119 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 141 ms. (281 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 168976 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :0 out of 2
Probabilistic random walk after 168976 steps, saw 95712 distinct states, run finished after 3001 ms. (steps per millisecond=56 ) properties seen :0
[2026-05-29 12:57:50] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:57:50] [INFO ] Invariant cache hit.
[2026-05-29 12:57:50] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1833 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13398 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15239ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 874 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:58:06] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:58:06] [INFO ] Invariant cache hit.
[2026-05-29 12:58:07] [INFO ] Implicit Places using invariants in 1176 ms returned []
[2026-05-29 12:58:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:58:07] [INFO ] Invariant cache hit.
[2026-05-29 12:58:08] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:58:19] [INFO ] Implicit Places using invariants and state equation in 12375 ms returned []
Implicit Place search using SMT with State Equation took 13561 ms to find 0 implicit places.
[2026-05-29 12:58:19] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13597 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 69 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-17313937037348281569.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4893673454496336311.kers'
[2026-05-29 12:58:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17313937037348281569.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4893673454496336311.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 12:58:19] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-4893673454496336311.kers
Total runtime 13 ms.
[2026-05-29 12:58:20] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 12:58:20] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
[2026-05-29 12:58:21] [INFO ] After 1425ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 12:58:21] [INFO ] [Nat]Absence check using 14 positive place invariants in 9 ms returned sat
[2026-05-29 12:58:21] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
[2026-05-29 12:58:23] [INFO ] After 1747ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD size :169376 after 239168
[2026-05-29 12:58:24] [INFO ] After 2759ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:58:24] [INFO ] After 3583ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 12:58:25] [INFO ] Flatten gal took : 32 ms
[2026-05-29 12:58:25] [INFO ] Flatten gal took : 30 ms
[2026-05-29 12:58:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16123764941184390210.gal : 6 ms
[2026-05-29 12:58:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12647800940869111212.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16123764941184390210.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12647800940869111212.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality12647800940869111212.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 12:58:28] [INFO ] Flatten gal took : 31 ms
[2026-05-29 12:58:28] [INFO ] Applying decomposition
[2026-05-29 12:58:28] [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/graph300016922387056805.txt' '-o' '/tmp/graph300016922387056805.bin' '-w' '/tmp/graph300016922387056805.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph300016922387056805.bin' '-l' '-1' '-v' '-w' '/tmp/graph300016922387056805.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:58:28] [INFO ] Decomposing Gal with order
[2026-05-29 12:58:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 12:58:28] [INFO ] Removed a total of 942 redundant transitions.
[2026-05-29 12:58:28] [INFO ] Flatten gal took : 138 ms
[2026-05-29 12:58:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1174 labels/synchronizations in 23 ms.
[2026-05-29 12:58:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7890363350983882163.gal : 8 ms
[2026-05-29 12:58:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17340475169337575772.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7890363350983882163.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17340475169337575772.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality17340475169337575772.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 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 23
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :23 after 80
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :80 after 180
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :180 after 646
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :646 after 702
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :702 after 1128
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1128 after 3074
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3074 after 8994
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :8994 after 43416
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :57620 after 71234
Detected timeout of ITS tools.
[2026-05-29 12:58:40] [INFO ] Flatten gal took : 36 ms
[2026-05-29 12:58:40] [INFO ] Applying decomposition
[2026-05-29 12:58:40] [INFO ] Flatten gal took : 30 ms
SDD proceeding with computation,2 properties remain. new max is 16384
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/graph8167545256678781839.txt' '-o' '/tmp/graph8167545256678781839.bin' '-w' '/tmp/graph8167545256678781839.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8167545256678781839.bin' '-l' '-1' '-v' '-w' '/tmp/graph8167545256678781839.weights' '-q' '0' '-e' '0.001'
[2026-05-29 12:58:40] [INFO ] Decomposing Gal with order
[2026-05-29 12:58:40] [INFO ] Rewriting arrays to variables to allow decomposition.
SDD size :71234 after 119032
[2026-05-29 12:58:40] [INFO ] Removed a total of 1076 redundant transitions.
[2026-05-29 12:58:40] [INFO ] Flatten gal took : 150 ms
[2026-05-29 12:58:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 1161 labels/synchronizations in 27 ms.
[2026-05-29 12:58:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10202526999763406522.gal : 8 ms
[2026-05-29 12:58:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3820886310610631943.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10202526999763406522.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3820886310610631943.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3820886310610631943.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 61
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :61 after 177
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :177 after 444
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :444 after 722
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :722 after 1343
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1343 after 2184
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2184 after 4499
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4499 after 13723
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :119032 after 508804
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :13723 after 24591
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :24591 after 67875
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35717 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:[12, 12]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4407700367398230429.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10959118615341361330.kers'
[2026-05-29 12:58:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4407700367398230429.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10959118615341361330.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:58:55] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10959118615341361330.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[12, 12]
RANDOM walk for 1000000 steps (393 resets) in 4781 ms. (209 steps per ms)
BEST_FIRST walk for 2000000 steps (317 resets) in 4895 ms. (408 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[12, 12]
[2026-05-29 12:59:05] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12497311554659777940.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1307643361283880401.kers'
[2026-05-29 12:59:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12497311554659777940.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1307643361283880401.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 12:59:05] [INFO ] Computed 44 invariants in 15 ms
Computed 44 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-1307643361283880401.kers
Total runtime 17 ms.
[2026-05-29 12:59:05] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2026-05-29 12:59:05] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 12:59:06] [INFO ] [Real]Absence check using state equation in 1289 ms returned sat
[2026-05-29 12:59:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:59:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 12:59:07] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 12:59:07] [INFO ] [Nat]Absence check using state equation in 668 ms returned sat
[2026-05-29 12:59:07] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:59:08] [INFO ] [Nat]Added 96 Read/Feed constraints in 506 ms returned sat
[2026-05-29 12:59:08] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 83 ms.
[2026-05-29 12:59:09] [INFO ] Added : 24 causal constraints over 5 iterations in 849 ms. Result :sat
Minimization took 4576 ms.
[2026-05-29 12:59:13] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 12:59:13] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 12:59:14] [INFO ] [Real]Absence check using state equation in 651 ms returned sat
[2026-05-29 12:59:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 12:59:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 12:59:14] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 37 ms returned sat
[2026-05-29 12:59:15] [INFO ] [Nat]Absence check using state equation in 665 ms returned sat
[2026-05-29 12:59:15] [INFO ] [Nat]Added 96 Read/Feed constraints in 611 ms returned sat
[2026-05-29 12:59:16] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 12:59:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2095 ms
[2026-05-29 12:59:21] [INFO ] Added : 54 causal constraints over 12 iterations in 5290 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[12, 12]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 12:59:25] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:59:25] [INFO ] Invariant cache hit.
[2026-05-29 12:59:27] [INFO ] Implicit Places using invariants in 1380 ms returned []
[2026-05-29 12:59:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:59:27] [INFO ] Invariant cache hit.
[2026-05-29 12:59:27] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 12:59:40] [INFO ] Implicit Places using invariants and state equation in 13444 ms returned []
Implicit Place search using SMT with State Equation took 14825 ms to find 0 implicit places.
[2026-05-29 12:59:40] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14859 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 12:59:40] [INFO ] Flatten gal took : 56 ms
[2026-05-29 12:59:40] [INFO ] Flatten gal took : 33 ms
[2026-05-29 12:59:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10373270912836000204.gal : 7 ms
[2026-05-29 12:59:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10861249272060998706.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10373270912836000204.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10861249272060998706.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (24 resets) in 442 ms. (90 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (15 resets) in 255 ms. (156 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality10861249272060998706.prop.
BEST_FIRST walk for 40004 steps (10 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 223 ms. (178 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
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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 143105 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 4
Probabilistic random walk after 143105 steps, saw 81677 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-29 12:59:44] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:59:44] [INFO ] Invariant cache hit.
[2026-05-29 12:59:44] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1583 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3527 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5120ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 194 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (18 resets) in 354 ms. (112 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 189 ms. (210 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 178167 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 178167 steps, saw 100631 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 12:59:52] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 12:59:52] [INFO ] Invariant cache hit.
[2026-05-29 12:59:52] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1995 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13596 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15613ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 597 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:00:08] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:00:08] [INFO ] Invariant cache hit.
[2026-05-29 13:00:10] [INFO ] Implicit Places using invariants in 1141 ms returned []
[2026-05-29 13:00:10] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:00:10] [INFO ] Invariant cache hit.
[2026-05-29 13:00:10] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:00:22] [INFO ] Implicit Places using invariants and state equation in 12225 ms returned []
Implicit Place search using SMT with State Equation took 13397 ms to find 0 implicit places.
[2026-05-29 13:00:22] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13429 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 79 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-9609424307712812387.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15640721886118956732.kers'
[2026-05-29 13:00:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9609424307712812387.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15640721886118956732.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:00:22] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-15640721886118956732.kers
Total runtime 11 ms.
[2026-05-29 13:00:22] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:00:22] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 13:00:23] [INFO ] After 1249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:00:23] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:00:23] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
[2026-05-29 13:00:25] [INFO ] After 1746ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD size :169376 after 239168
[2026-05-29 13:00:26] [INFO ] After 2759ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:00:27] [INFO ] After 3592ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:00:27] [INFO ] Flatten gal took : 31 ms
[2026-05-29 13:00:27] [INFO ] Flatten gal took : 31 ms
[2026-05-29 13:00:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9933962103135181620.gal : 7 ms
[2026-05-29 13:00:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14070034340046030585.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/ReachabilityCardinality9933962103135181620.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14070034340046030585.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality14070034340046030585.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 13:00:30] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:00:30] [INFO ] Applying decomposition
[2026-05-29 13:00:30] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16295361916238199167.txt' '-o' '/tmp/graph16295361916238199167.bin' '-w' '/tmp/graph16295361916238199167.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16295361916238199167.bin' '-l' '-1' '-v' '-w' '/tmp/graph16295361916238199167.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:00:30] [INFO ] Decomposing Gal with order
[2026-05-29 13:00:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:00:31] [INFO ] Removed a total of 1090 redundant transitions.
[2026-05-29 13:00:31] [INFO ] Flatten gal took : 117 ms
[2026-05-29 13:00:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 959 labels/synchronizations in 23 ms.
[2026-05-29 13:00:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15177618552195653405.gal : 7 ms
[2026-05-29 13:00:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13560968172248007014.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15177618552195653405.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13560968172248007014.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality13560968172248007014.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 38
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :38 after 64
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :64 after 154
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :154 after 522
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :522 after 732
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :732 after 1018
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1018 after 1308
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1308 after 3106
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3106 after 20930
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :20930 after 56323
Detected timeout of ITS tools.
[2026-05-29 13:00:42] [INFO ] Flatten gal took : 29 ms
[2026-05-29 13:00:42] [INFO ] Applying decomposition
[2026-05-29 13:00:42] [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/graph11116758372279919118.txt' '-o' '/tmp/graph11116758372279919118.bin' '-w' '/tmp/graph11116758372279919118.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11116758372279919118.bin' '-l' '-1' '-v' '-w' '/tmp/graph11116758372279919118.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:00:42] [INFO ] Decomposing Gal with order
[2026-05-29 13:00:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:00:42] [INFO ] Removed a total of 1168 redundant transitions.
[2026-05-29 13:00:42] [INFO ] Flatten gal took : 127 ms
[2026-05-29 13:00:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 854 labels/synchronizations in 24 ms.
[2026-05-29 13:00:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17365158288971812724.gal : 7 ms
[2026-05-29 13:00:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3619935471578693965.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17365158288971812724.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3619935471578693965.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3619935471578693965.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 61
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :61 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 716
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :716 after 1173
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1173 after 5636
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5636 after 27243
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :27243 after 28187
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :28187 after 63203
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :56323 after 90828
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35506 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:[11, 11]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17796767345468712073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3450448507830745531.kers'
[2026-05-29 13:00:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17796767345468712073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3450448507830745531.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:00:57] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-3450448507830745531.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[11, 11]
RANDOM walk for 1000000 steps (407 resets) in 4913 ms. (203 steps per ms)
BEST_FIRST walk for 2000002 steps (302 resets) in 4153 ms. (481 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[11, 11]
[2026-05-29 13:01:06] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2470317368873075657.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6530746110052898297.kers'
[2026-05-29 13:01:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2470317368873075657.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6530746110052898297.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:01:06] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-6530746110052898297.kers
Total runtime 12 ms.
[2026-05-29 13:01:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:01:07] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 13:01:08] [INFO ] [Real]Absence check using state equation in 961 ms returned sat
[2026-05-29 13:01:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:01:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 13:01:08] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:01:08] [INFO ] [Nat]Absence check using state equation in 505 ms returned sat
[2026-05-29 13:01:08] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:01:09] [INFO ] [Nat]Added 96 Read/Feed constraints in 527 ms returned sat
[2026-05-29 13:01:09] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 82 ms.
[2026-05-29 13:01:09] [INFO ] Added : 24 causal constraints over 5 iterations in 634 ms. Result :sat
Minimization took 4610 ms.
[2026-05-29 13:01:14] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:01:14] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 13:01:15] [INFO ] [Real]Absence check using state equation in 560 ms returned sat
[2026-05-29 13:01:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:01:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:01:15] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:01:15] [INFO ] [Nat]Absence check using state equation in 610 ms returned sat
[2026-05-29 13:01:16] [INFO ] [Nat]Added 96 Read/Feed constraints in 610 ms returned sat
[2026-05-29 13:01:16] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 87 ms.
[2026-05-29 13:01:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1313 ms
[2026-05-29 13:01:19] [INFO ] Added : 54 causal constraints over 12 iterations in 3258 ms. Result :sat
Minimization took 4550 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[11, 11]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[11, 11]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:01:24] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:01:24] [INFO ] Invariant cache hit.
[2026-05-29 13:01:25] [INFO ] Implicit Places using invariants in 1127 ms returned []
[2026-05-29 13:01:25] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:01:25] [INFO ] Invariant cache hit.
[2026-05-29 13:01:26] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:01:36] [INFO ] Implicit Places using invariants and state equation in 11263 ms returned []
Implicit Place search using SMT with State Equation took 12391 ms to find 0 implicit places.
[2026-05-29 13:01:36] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12423 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:01:36] [INFO ] Flatten gal took : 53 ms
[2026-05-29 13:01:36] [INFO ] Flatten gal took : 33 ms
[2026-05-29 13:01:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2060881046229336558.gal : 6 ms
[2026-05-29 13:01:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18439175538454787784.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2060881046229336558.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18439175538454787784.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (18 resets) in 300 ms. (132 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
BEST_FIRST walk for 40002 steps (12 resets) in 175 ms. (227 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 180 ms. (221 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality18439175538454787784.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 181 ms. (219 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 152 ms. (261 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 148673 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 4
Probabilistic random walk after 148673 steps, saw 84751 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-29 13:01:40] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:01:40] [INFO ] Invariant cache hit.
[2026-05-29 13:01:40] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1446 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3440 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4897ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 208 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (16 resets) in 284 ms. (140 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 124 ms. (320 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 167 ms. (238 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 166934 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 166934 steps, saw 94568 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 13:01:48] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:01:48] [INFO ] Invariant cache hit.
[2026-05-29 13:01:48] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1813 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13167 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15002ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 778 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:02:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:02:04] [INFO ] Invariant cache hit.
[2026-05-29 13:02:05] [INFO ] Implicit Places using invariants in 1146 ms returned []
[2026-05-29 13:02:05] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:02:05] [INFO ] Invariant cache hit.
[2026-05-29 13:02:06] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:02:17] [INFO ] Implicit Places using invariants and state equation in 12115 ms returned []
Implicit Place search using SMT with State Equation took 13264 ms to find 0 implicit places.
[2026-05-29 13:02:17] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13296 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 68 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-16345622776918951057.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12518383975176713080.kers'
[2026-05-29 13:02:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16345622776918951057.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12518383975176713080.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:02:17] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12518383975176713080.kers
Total runtime 12 ms.
[2026-05-29 13:02:17] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:02:17] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 13:02:18] [INFO ] After 1240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:02:19] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 13:02:19] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
[2026-05-29 13:02:20] [INFO ] After 1727ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD size :169376 after 239168
[2026-05-29 13:02:21] [INFO ] After 2732ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:02:22] [INFO ] After 3548ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:02:22] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:02:22] [INFO ] Flatten gal took : 31 ms
[2026-05-29 13:02:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18191837978620019304.gal : 7 ms
[2026-05-29 13:02:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6210429232806895421.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/ReachabilityCardinality18191837978620019304.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6210429232806895421.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality6210429232806895421.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 13:02:27] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:02:27] [INFO ] Applying decomposition
[2026-05-29 13:02:27] [INFO ] Flatten gal took : 33 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/graph9377532617501293952.txt' '-o' '/tmp/graph9377532617501293952.bin' '-w' '/tmp/graph9377532617501293952.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9377532617501293952.bin' '-l' '-1' '-v' '-w' '/tmp/graph9377532617501293952.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:02:27] [INFO ] Decomposing Gal with order
[2026-05-29 13:02:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:02:27] [INFO ] Removed a total of 997 redundant transitions.
[2026-05-29 13:02:27] [INFO ] Flatten gal took : 151 ms
[2026-05-29 13:02:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 1235 labels/synchronizations in 24 ms.
[2026-05-29 13:02:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3932086836863348116.gal : 7 ms
[2026-05-29 13:02:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11110175026347203713.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3932086836863348116.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11110175026347203713.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 2048
SDD size :10309 after 32205
Loading property file /tmp/ReachabilityCardinality11110175026347203713.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 34
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :34 after 51
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :51 after 68
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :68 after 136
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :136 after 269
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :269 after 2510
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2510 after 6312
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6312 after 25224
Detected timeout of ITS tools.
[2026-05-29 13:02:37] [INFO ] Flatten gal took : 30 ms
[2026-05-29 13:02:37] [INFO ] Applying decomposition
[2026-05-29 13:02:37] [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/graph7533046682311699581.txt' '-o' '/tmp/graph7533046682311699581.bin' '-w' '/tmp/graph7533046682311699581.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7533046682311699581.bin' '-l' '-1' '-v' '-w' '/tmp/graph7533046682311699581.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:02:37] [INFO ] Decomposing Gal with order
[2026-05-29 13:02:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:02:37] [INFO ] Removed a total of 1109 redundant transitions.
[2026-05-29 13:02:37] [INFO ] Flatten gal took : 131 ms
[2026-05-29 13:02:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 960 labels/synchronizations in 22 ms.
[2026-05-29 13:02:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4303253886739175151.gal : 7 ms
[2026-05-29 13:02:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8376325704248101827.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4303253886739175151.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8376325704248101827.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8376325704248101827.prop.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :57620 after 58074
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 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 232
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :232 after 584
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :584 after 1315
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1315 after 4307
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4307 after 7269
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :7269 after 41203
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :41203 after 61290
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :58074 after 107437
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35461 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:[10, 10]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14586704713071351444.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17876848092610750856.kers'
[2026-05-29 13:02:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14586704713071351444.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17876848092610750856.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:02:53] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17876848092610750856.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[10, 10]
RANDOM walk for 1000000 steps (421 resets) in 4230 ms. (236 steps per ms)
BEST_FIRST walk for 2000001 steps (331 resets) in 4356 ms. (459 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[10, 10]
[2026-05-29 13:03:01] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-162312003113098448.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10724159966913284948.kers'
[2026-05-29 13:03:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-162312003113098448.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10724159966913284948.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:03:01] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10724159966913284948.kers
Total runtime 10 ms.
[2026-05-29 13:03:01] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:03:01] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 13:03:02] [INFO ] [Real]Absence check using state equation in 928 ms returned sat
[2026-05-29 13:03:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:03:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:03:03] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 13:03:03] [INFO ] [Nat]Absence check using state equation in 481 ms returned sat
[2026-05-29 13:03:03] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:03:03] [INFO ] [Nat]Added 96 Read/Feed constraints in 501 ms returned sat
[2026-05-29 13:03:04] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 13:03:04] [INFO ] Added : 24 causal constraints over 5 iterations in 596 ms. Result :sat
Minimization took 4506 ms.
[2026-05-29 13:03:09] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 13:03:09] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 13:03:09] [INFO ] [Real]Absence check using state equation in 581 ms returned sat
[2026-05-29 13:03:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:03:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:03:09] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 13:03:10] [INFO ] [Nat]Absence check using state equation in 607 ms returned sat
[2026-05-29 13:03:11] [INFO ] [Nat]Added 96 Read/Feed constraints in 616 ms returned sat
[2026-05-29 13:03:11] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 78 ms.
[2026-05-29 13:03:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1344 ms
[2026-05-29 13:03:14] [INFO ] Added : 54 causal constraints over 12 iterations in 3304 ms. Result :sat
Minimization took 4547 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[10, 10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[10, 10]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:03:19] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:03:19] [INFO ] Invariant cache hit.
[2026-05-29 13:03:20] [INFO ] Implicit Places using invariants in 1120 ms returned []
[2026-05-29 13:03:20] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:03:20] [INFO ] Invariant cache hit.
[2026-05-29 13:03:20] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:03:31] [INFO ] Implicit Places using invariants and state equation in 11439 ms returned []
Implicit Place search using SMT with State Equation took 12561 ms to find 0 implicit places.
[2026-05-29 13:03:31] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12593 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:03:31] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:03:31] [INFO ] Flatten gal took : 33 ms
[2026-05-29 13:03:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17847380242572517841.gal : 6 ms
[2026-05-29 13:03:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8366179713109318683.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/ReachabilityCardinality17847380242572517841.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8366179713109318683.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (15 resets) in 311 ms. (128 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 238 ms. (167 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8366179713109318683.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 179 ms. (222 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 157 ms. (253 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 215 ms. (185 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 148594 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 4
Probabilistic random walk after 148594 steps, saw 84716 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-29 13:03:35] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:03:35] [INFO ] Invariant cache hit.
[2026-05-29 13:03:35] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1314 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3400 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4725ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 162 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (20 resets) in 276 ms. (144 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 143 ms. (277 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 182397 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 182397 steps, saw 102985 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-29 13:03:43] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:03:43] [INFO ] Invariant cache hit.
[2026-05-29 13:03:43] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1772 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12930 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14711ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 721 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:03:58] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:03:58] [INFO ] Invariant cache hit.
[2026-05-29 13:03:59] [INFO ] Implicit Places using invariants in 1213 ms returned []
[2026-05-29 13:03:59] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:03:59] [INFO ] Invariant cache hit.
[2026-05-29 13:04:00] [INFO ] State equation strengthened by 96 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
[2026-05-29 13:04:11] [INFO ] Implicit Places using invariants and state equation in 11969 ms returned []
Implicit Place search using SMT with State Equation took 13184 ms to find 0 implicit places.
[2026-05-29 13:04:11] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13214 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 65 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-6305989882259402983.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9493610644341382315.kers'
[2026-05-29 13:04:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6305989882259402983.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9493610644341382315.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:04:12] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9493610644341382315.kers
Total runtime 10 ms.
[2026-05-29 13:04:12] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:04:12] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 13:04:13] [INFO ] After 1215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:04:13] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:04:13] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 13:04:15] [INFO ] After 1682ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 13:04:16] [INFO ] After 2611ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:04:16] [INFO ] After 3360ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:04:16] [INFO ] Flatten gal took : 27 ms
[2026-05-29 13:04:16] [INFO ] Flatten gal took : 27 ms
[2026-05-29 13:04:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2288680734541302154.gal : 6 ms
[2026-05-29 13:04:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality880432035361531343.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2288680734541302154.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality880432035361531343.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality880432035361531343.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
Detected timeout of ITS tools.
[2026-05-29 13:04:21] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:04:21] [INFO ] Applying decomposition
[2026-05-29 13:04:21] [INFO ] Flatten gal took : 33 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/graph1011322068151927969.txt' '-o' '/tmp/graph1011322068151927969.bin' '-w' '/tmp/graph1011322068151927969.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1011322068151927969.bin' '-l' '-1' '-v' '-w' '/tmp/graph1011322068151927969.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:04:22] [INFO ] Decomposing Gal with order
[2026-05-29 13:04:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:04:22] [INFO ] Removed a total of 1106 redundant transitions.
[2026-05-29 13:04:22] [INFO ] Flatten gal took : 125 ms
[2026-05-29 13:04:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 1058 labels/synchronizations in 25 ms.
[2026-05-29 13:04:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality70033071840607887.gal : 8 ms
[2026-05-29 13:04:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5878128372699615564.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/ReachabilityCardinality70033071840607887.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5878128372699615564.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...326
Loading property file /tmp/ReachabilityCardinality5878128372699615564.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
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 50
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :50 after 62
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :62 after 130
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :130 after 330
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :330 after 435
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :435 after 610
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :610 after 782
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :782 after 1690
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1690 after 4350
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4350 after 11002
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11002 after 31809
Detected timeout of ITS tools.
[2026-05-29 13:04:31] [INFO ] Flatten gal took : 28 ms
[2026-05-29 13:04:31] [INFO ] Applying decomposition
[2026-05-29 13:04:31] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2435774566356066885.txt' '-o' '/tmp/graph2435774566356066885.bin' '-w' '/tmp/graph2435774566356066885.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2435774566356066885.bin' '-l' '-1' '-v' '-w' '/tmp/graph2435774566356066885.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:04:31] [INFO ] Decomposing Gal with order
[2026-05-29 13:04:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:04:32] [INFO ] Removed a total of 1141 redundant transitions.
[2026-05-29 13:04:32] [INFO ] Flatten gal took : 124 ms
[2026-05-29 13:04:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 1076 labels/synchronizations in 25 ms.
[2026-05-29 13:04:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12001421957936267995.gal : 7 ms
[2026-05-29 13:04:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13458353370579017513.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12001421957936267995.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13458353370579017513.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality13458353370579017513.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 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 61
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :61 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 203
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 645
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :645 after 1203
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1203 after 2338
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2338 after 6715
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6715 after 15992
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :15992 after 43067
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :31809 after 73566
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35208 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:[9, 9]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13990557857564465421.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15334408751130471820.kers'
[2026-05-29 13:04:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13990557857564465421.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15334408751130471820.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:04:47] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-15334408751130471820.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[9, 9]
RANDOM walk for 1000000 steps (407 resets) in 4139 ms. (241 steps per ms)
BEST_FIRST walk for 2000001 steps (315 resets) in 4044 ms. (494 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[9, 9]
[2026-05-29 13:04:55] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9743986961133053589.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16976530293115648482.kers'
[2026-05-29 13:04:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9743986961133053589.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16976530293115648482.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:04:55] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-16976530293115648482.kers
Total runtime 10 ms.
[2026-05-29 13:04:55] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 13:04:55] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:04:56] [INFO ] [Real]Absence check using state equation in 1036 ms returned sat
[2026-05-29 13:04:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:04:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-29 13:04:56] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 13:04:57] [INFO ] [Nat]Absence check using state equation in 473 ms returned sat
[2026-05-29 13:04:57] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:04:57] [INFO ] [Nat]Added 96 Read/Feed constraints in 487 ms returned sat
[2026-05-29 13:04:57] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 81 ms.
[2026-05-29 13:04:58] [INFO ] Added : 24 causal constraints over 5 iterations in 596 ms. Result :sat
Minimization took 4628 ms.
[2026-05-29 13:05:03] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:05:03] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 13:05:03] [INFO ] [Real]Absence check using state equation in 564 ms returned sat
[2026-05-29 13:05:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:05:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:05:03] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:05:04] [INFO ] [Nat]Absence check using state equation in 604 ms returned sat
[2026-05-29 13:05:05] [INFO ] [Nat]Added 96 Read/Feed constraints in 600 ms returned sat
[2026-05-29 13:05:05] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 80 ms.
[2026-05-29 13:05:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1314 ms
[2026-05-29 13:05:08] [INFO ] Added : 54 causal constraints over 12 iterations in 3266 ms. Result :sat
Minimization took 4552 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[9, 9]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[9, 9]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:05:12] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:05:12] [INFO ] Invariant cache hit.
[2026-05-29 13:05:14] [INFO ] Implicit Places using invariants in 1119 ms returned []
[2026-05-29 13:05:14] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:05:14] [INFO ] Invariant cache hit.
[2026-05-29 13:05:14] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:05:25] [INFO ] Implicit Places using invariants and state equation in 11192 ms returned []
Implicit Place search using SMT with State Equation took 12315 ms to find 0 implicit places.
[2026-05-29 13:05:25] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12345 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:05:25] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:05:25] [INFO ] Flatten gal took : 53 ms
[2026-05-29 13:05:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2851928291159207907.gal : 6 ms
[2026-05-29 13:05:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11320864075087037242.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2851928291159207907.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11320864075087037242.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (13 resets) in 348 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 185 ms. (215 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 167 ms. (238 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11320864075087037242.prop.
BEST_FIRST walk for 40003 steps (11 resets) in 158 ms. (251 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 169 ms. (235 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 148140 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 4
Probabilistic random walk after 148140 steps, saw 84469 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-29 13:05:28] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:05:28] [INFO ] Invariant cache hit.
[2026-05-29 13:05:28] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1436 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4004 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5460ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 18 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (18 resets) in 308 ms. (129 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (13 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 176171 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 2
Probabilistic random walk after 176171 steps, saw 99513 distinct states, run finished after 3001 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 13:05:37] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:05:37] [INFO ] Invariant cache hit.
[2026-05-29 13:05:37] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1783 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13475 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15269ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 754 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:05:53] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:05:53] [INFO ] Invariant cache hit.
[2026-05-29 13:05:54] [INFO ] Implicit Places using invariants in 1158 ms returned []
[2026-05-29 13:05:54] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:05:54] [INFO ] Invariant cache hit.
[2026-05-29 13:05:55] [INFO ] State equation strengthened by 96 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 13:06:06] [INFO ] Implicit Places using invariants and state equation in 12133 ms returned []
Implicit Place search using SMT with State Equation took 13296 ms to find 0 implicit places.
[2026-05-29 13:06:06] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13328 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 62 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-7884714565973252952.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4874308888135876578.kers'
[2026-05-29 13:06:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7884714565973252952.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4874308888135876578.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:06:06] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4874308888135876578.kers
Total runtime 11 ms.
[2026-05-29 13:06:06] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:06:06] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 41 ms returned sat
[2026-05-29 13:06:08] [INFO ] After 1248ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:06:08] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 13:06:08] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 13:06:09] [INFO ] After 1697ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 13:06:10] [INFO ] After 2646ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:06:11] [INFO ] After 3433ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:06:11] [INFO ] Flatten gal took : 28 ms
[2026-05-29 13:06:11] [INFO ] Flatten gal took : 29 ms
[2026-05-29 13:06:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6148869192372326913.gal : 6 ms
[2026-05-29 13:06:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1785335947324809366.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/ReachabilityCardinality6148869192372326913.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1785335947324809366.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality1785335947324809366.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 13:06:15] [INFO ] Flatten gal took : 34 ms
[2026-05-29 13:06:15] [INFO ] Applying decomposition
[2026-05-29 13:06:15] [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/graph3559092521626629940.txt' '-o' '/tmp/graph3559092521626629940.bin' '-w' '/tmp/graph3559092521626629940.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3559092521626629940.bin' '-l' '-1' '-v' '-w' '/tmp/graph3559092521626629940.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:06:15] [INFO ] Decomposing Gal with order
[2026-05-29 13:06:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:06:15] [INFO ] Removed a total of 927 redundant transitions.
[2026-05-29 13:06:15] [INFO ] Flatten gal took : 115 ms
[2026-05-29 13:06:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 945 labels/synchronizations in 21 ms.
[2026-05-29 13:06:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9948596162658778245.gal : 8 ms
[2026-05-29 13:06:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11285728487746024818.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/ReachabilityCardinality9948596162658778245.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11285728487746024818.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11285728487746024818.prop.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
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 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 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 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :80 after 206
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :206 after 1156
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1156 after 1534
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1534 after 1990
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1990 after 5204
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5204 after 7960
Detected timeout of ITS tools.
[2026-05-29 13:06:26] [INFO ] Flatten gal took : 28 ms
[2026-05-29 13:06:26] [INFO ] Applying decomposition
[2026-05-29 13:06:26] [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/graph14698403899033026203.txt' '-o' '/tmp/graph14698403899033026203.bin' '-w' '/tmp/graph14698403899033026203.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14698403899033026203.bin' '-l' '-1' '-v' '-w' '/tmp/graph14698403899033026203.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:06:26] [INFO ] Decomposing Gal with order
[2026-05-29 13:06:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:06:26] [INFO ] Removed a total of 964 redundant transitions.
[2026-05-29 13:06:26] [INFO ] Flatten gal took : 129 ms
[2026-05-29 13:06:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 1016 labels/synchronizations in 20 ms.
[2026-05-29 13:06:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1242566893759186954.gal : 7 ms
[2026-05-29 13:06:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8071100180789828022.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1242566893759186954.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8071100180789828022.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8071100180789828022.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 111
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :111 after 203
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :203 after 452
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :452 after 1010
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1010 after 1893
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1893 after 7949
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :7949 after 21786
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :21786 after 84861
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7960 after 17196
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35310 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:[8, 8]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16729441929628759866.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14157204763932322591.kers'
[2026-05-29 13:06:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16729441929628759866.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14157204763932322591.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:06:42] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14157204763932322591.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[8, 8]
RANDOM walk for 1000000 steps (410 resets) in 4507 ms. (221 steps per ms)
BEST_FIRST walk for 2000000 steps (321 resets) in 4606 ms. (434 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[8, 8]
[2026-05-29 13:06:51] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4582273792151102059.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3255589845200087439.kers'
[2026-05-29 13:06:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4582273792151102059.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3255589845200087439.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:06:51] [INFO ] Computed 44 invariants in 15 ms
Computed 44 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-3255589845200087439.kers
Total runtime 18 ms.
[2026-05-29 13:06:51] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2026-05-29 13:06:51] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 13:06:52] [INFO ] [Real]Absence check using state equation in 1201 ms returned sat
[2026-05-29 13:06:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:06:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:06:52] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 26 ms returned sat
[2026-05-29 13:06:53] [INFO ] [Nat]Absence check using state equation in 583 ms returned sat
[2026-05-29 13:06:53] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:06:53] [INFO ] [Nat]Added 96 Read/Feed constraints in 581 ms returned sat
[2026-05-29 13:06:54] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 81 ms.
[2026-05-29 13:06:54] [INFO ] Added : 24 causal constraints over 5 iterations in 671 ms. Result :sat
Minimization took 4549 ms.
[2026-05-29 13:06:59] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:06:59] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:07:00] [INFO ] [Real]Absence check using state equation in 800 ms returned sat
[2026-05-29 13:07:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:07:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2026-05-29 13:07:00] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 50 ms returned sat
[2026-05-29 13:07:01] [INFO ] [Nat]Absence check using state equation in 873 ms returned sat
[2026-05-29 13:07:01] [INFO ] [Nat]Added 96 Read/Feed constraints in 661 ms returned sat
[2026-05-29 13:07:02] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 84 ms.
[2026-05-29 13:07:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1559 ms
[2026-05-29 13:07:05] [INFO ] Added : 54 causal constraints over 12 iterations in 3929 ms. Result :sat
Minimization took 4528 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[8, 8]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[8, 8]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 18 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:07:10] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:07:10] [INFO ] Invariant cache hit.
[2026-05-29 13:07:11] [INFO ] Implicit Places using invariants in 1111 ms returned []
[2026-05-29 13:07:11] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:07:11] [INFO ] Invariant cache hit.
[2026-05-29 13:07:12] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:07:23] [INFO ] Implicit Places using invariants and state equation in 12301 ms returned []
Implicit Place search using SMT with State Equation took 13425 ms to find 0 implicit places.
[2026-05-29 13:07:23] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13456 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:07:23] [INFO ] Flatten gal took : 33 ms
[2026-05-29 13:07:23] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:07:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5049671519057824149.gal : 6 ms
[2026-05-29 13:07:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4797766402943413850.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5049671519057824149.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4797766402943413850.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 338 ms. (117 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 154 ms. (258 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4797766402943413850.prop.
BEST_FIRST walk for 40004 steps (9 resets) in 184 ms. (216 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 189 ms. (210 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 149906 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 4
Probabilistic random walk after 149906 steps, saw 85436 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-29 13:07:27] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:07:27] [INFO ] Invariant cache hit.
[2026-05-29 13:07:27] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1596 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3860 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5465ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 91 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (23 resets) in 277 ms. (143 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 186 ms. (213 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 170350 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :0 out of 2
Probabilistic random walk after 170350 steps, saw 96416 distinct states, run finished after 3001 ms. (steps per millisecond=56 ) properties seen :0
[2026-05-29 13:07:36] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:07:36] [INFO ] Invariant cache hit.
[2026-05-29 13:07:36] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1807 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13220 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15035ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 869 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:07:52] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:07:52] [INFO ] Invariant cache hit.
[2026-05-29 13:07:53] [INFO ] Implicit Places using invariants in 1135 ms returned []
[2026-05-29 13:07:53] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:07:53] [INFO ] Invariant cache hit.
[2026-05-29 13:07:53] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:08:05] [INFO ] Implicit Places using invariants and state equation in 12109 ms returned []
Implicit Place search using SMT with State Equation took 13246 ms to find 0 implicit places.
[2026-05-29 13:08:05] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13283 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 68 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-18108672852244815266.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13322195857202575213.kers'
[2026-05-29 13:08:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18108672852244815266.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13322195857202575213.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:08:05] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13322195857202575213.kers
Total runtime 12 ms.
[2026-05-29 13:08:05] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:08:05] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
[2026-05-29 13:08:06] [INFO ] After 1249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:08:06] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 13:08:06] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 13:08:08] [INFO ] After 1718ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 13:08:09] [INFO ] After 2708ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:08:10] [INFO ] After 3700ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:08:10] [INFO ] Flatten gal took : 31 ms
[2026-05-29 13:08:10] [INFO ] Flatten gal took : 30 ms
[2026-05-29 13:08:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15962335484108406204.gal : 6 ms
[2026-05-29 13:08:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8960565751898339537.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15962335484108406204.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8960565751898339537.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality8960565751898339537.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 13:08:14] [INFO ] Flatten gal took : 28 ms
[2026-05-29 13:08:14] [INFO ] Applying decomposition
[2026-05-29 13:08:14] [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/graph17882754549589404118.txt' '-o' '/tmp/graph17882754549589404118.bin' '-w' '/tmp/graph17882754549589404118.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17882754549589404118.bin' '-l' '-1' '-v' '-w' '/tmp/graph17882754549589404118.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:08:14] [INFO ] Decomposing Gal with order
[2026-05-29 13:08:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:08:14] [INFO ] Removed a total of 996 redundant transitions.
[2026-05-29 13:08:14] [INFO ] Flatten gal took : 122 ms
[2026-05-29 13:08:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 1334 labels/synchronizations in 26 ms.
[2026-05-29 13:08:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17679744051401414518.gal : 7 ms
[2026-05-29 13:08:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11431983770216036713.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17679744051401414518.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11431983770216036713.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11431983770216036713.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 163
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :163 after 296
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :296 after 343
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :343 after 473
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :473 after 2302
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2302 after 9270
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9270 after 42565
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :42565 after 60330
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :60330 after 118470
Detected timeout of ITS tools.
[2026-05-29 13:08:25] [INFO ] Flatten gal took : 29 ms
[2026-05-29 13:08:25] [INFO ] Applying decomposition
[2026-05-29 13:08:25] [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/graph8724649380829633871.txt' '-o' '/tmp/graph8724649380829633871.bin' '-w' '/tmp/graph8724649380829633871.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8724649380829633871.bin' '-l' '-1' '-v' '-w' '/tmp/graph8724649380829633871.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:08:25] [INFO ] Decomposing Gal with order
[2026-05-29 13:08:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:08:25] [INFO ] Removed a total of 1086 redundant transitions.
[2026-05-29 13:08:25] [INFO ] Flatten gal took : 115 ms
[2026-05-29 13:08:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 939 labels/synchronizations in 22 ms.
[2026-05-29 13:08:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8074241292628816227.gal : 7 ms
[2026-05-29 13:08:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15091632755098367338.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8074241292628816227.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15091632755098367338.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality15091632755098367338.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 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 77
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 153
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :427 after 481
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :481 after 875
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :875 after 999
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :999 after 1581
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1581 after 2096
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2096 after 2769
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :118470 after 449165
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2769 after 12385
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :12385 after 28565
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35586 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:[7, 7]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4532703749954849620.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17988977271159522684.kers'
[2026-05-29 13:08:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4532703749954849620.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17988977271159522684.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:08:40] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17988977271159522684.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[7, 7]
RANDOM walk for 1000000 steps (407 resets) in 4147 ms. (241 steps per ms)
BEST_FIRST walk for 2000002 steps (334 resets) in 4028 ms. (496 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[7, 7]
[2026-05-29 13:08:49] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7447534322222024708.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5638852499725700155.kers'
[2026-05-29 13:08:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7447534322222024708.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5638852499725700155.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:08:49] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5638852499725700155.kers
Total runtime 10 ms.
[2026-05-29 13:08:49] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:08:49] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:08:50] [INFO ] [Real]Absence check using state equation in 1001 ms returned sat
[2026-05-29 13:08:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:08:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:08:50] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 27 ms returned sat
[2026-05-29 13:08:50] [INFO ] [Nat]Absence check using state equation in 468 ms returned sat
[2026-05-29 13:08:50] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:08:51] [INFO ] [Nat]Added 96 Read/Feed constraints in 496 ms returned sat
[2026-05-29 13:08:51] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 81 ms.
[2026-05-29 13:08:52] [INFO ] Added : 24 causal constraints over 5 iterations in 606 ms. Result :sat
Minimization took 4503 ms.
[2026-05-29 13:08:56] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:08:56] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:08:57] [INFO ] [Real]Absence check using state equation in 572 ms returned sat
[2026-05-29 13:08:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:08:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:08:57] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 13:08:57] [INFO ] [Nat]Absence check using state equation in 618 ms returned sat
[2026-05-29 13:08:58] [INFO ] [Nat]Added 96 Read/Feed constraints in 652 ms returned sat
[2026-05-29 13:08:58] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 78 ms.
[2026-05-29 13:09:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1289 ms
[2026-05-29 13:09:02] [INFO ] Added : 54 causal constraints over 12 iterations in 3356 ms. Result :sat
Minimization took 4549 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[7, 7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[7, 7]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:09:06] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:09:06] [INFO ] Invariant cache hit.
[2026-05-29 13:09:07] [INFO ] Implicit Places using invariants in 994 ms returned []
[2026-05-29 13:09:07] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:09:07] [INFO ] Invariant cache hit.
[2026-05-29 13:09:08] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:09:18] [INFO ] Implicit Places using invariants and state equation in 11224 ms returned []
Implicit Place search using SMT with State Equation took 12220 ms to find 0 implicit places.
[2026-05-29 13:09:18] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12251 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:09:18] [INFO ] Flatten gal took : 34 ms
[2026-05-29 13:09:18] [INFO ] Flatten gal took : 37 ms
[2026-05-29 13:09:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7477438019334063204.gal : 6 ms
[2026-05-29 13:09:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12932378294634369671.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7477438019334063204.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12932378294634369671.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (15 resets) in 310 ms. (128 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 219 ms. (181 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 166 ms. (239 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality12932378294634369671.prop.
BEST_FIRST walk for 40001 steps (10 resets) in 191 ms. (208 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 233 ms. (170 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 158579 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 4
Probabilistic random walk after 158579 steps, saw 90026 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 13:09:22] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:09:22] [INFO ] Invariant cache hit.
[2026-05-29 13:09:22] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1559 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4185 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5755ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 113 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (12 resets) in 306 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 165836 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 165836 steps, saw 93925 distinct states, run finished after 3002 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 13:09:31] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:09:31] [INFO ] Invariant cache hit.
[2026-05-29 13:09:31] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1917 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13784 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15709ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 761 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:09:47] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:09:47] [INFO ] Invariant cache hit.
[2026-05-29 13:09:49] [INFO ] Implicit Places using invariants in 1197 ms returned []
[2026-05-29 13:09:49] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:09:49] [INFO ] Invariant cache hit.
[2026-05-29 13:09:49] [INFO ] State equation strengthened by 96 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 13:10:01] [INFO ] Implicit Places using invariants and state equation in 12706 ms returned []
Implicit Place search using SMT with State Equation took 13905 ms to find 0 implicit places.
[2026-05-29 13:10:01] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13937 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 66 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-10582265305539704304.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7828884604550756013.kers'
[2026-05-29 13:10:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10582265305539704304.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7828884604550756013.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:10:01] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-7828884604550756013.kers
Total runtime 12 ms.
[2026-05-29 13:10:01] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:10:02] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 40 ms returned sat
[2026-05-29 13:10:03] [INFO ] After 1282ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:10:03] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:10:03] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 41 ms returned sat
[2026-05-29 13:10:05] [INFO ] After 1759ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 13:10:06] [INFO ] After 2816ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:10:06] [INFO ] After 3631ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:10:06] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:10:06] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:10:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10163377156414695714.gal : 7 ms
[2026-05-29 13:10:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality771297511665044801.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10163377156414695714.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality771297511665044801.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality771297511665044801.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
Detected timeout of ITS tools.
[2026-05-29 13:10:09] [INFO ] Flatten gal took : 33 ms
[2026-05-29 13:10:09] [INFO ] Applying decomposition
[2026-05-29 13:10:09] [INFO ] Flatten gal took : 35 ms
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
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/graph10300520507184093612.txt' '-o' '/tmp/graph10300520507184093612.bin' '-w' '/tmp/graph10300520507184093612.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10300520507184093612.bin' '-l' '-1' '-v' '-w' '/tmp/graph10300520507184093612.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:10:09] [INFO ] Decomposing Gal with order
[2026-05-29 13:10:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:10:09] [INFO ] Removed a total of 1018 redundant transitions.
[2026-05-29 13:10:09] [INFO ] Flatten gal took : 114 ms
[2026-05-29 13:10:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 994 labels/synchronizations in 42 ms.
[2026-05-29 13:10:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5300941100225164678.gal : 9 ms
[2026-05-29 13:10:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11124860901728829888.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5300941100225164678.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11124860901728829888.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality11124860901728829888.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 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 80
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :80 after 156
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :156 after 754
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :754 after 877
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :877 after 1163
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1163 after 1780
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1780 after 4686
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4686 after 7484
Detected timeout of ITS tools.
[2026-05-29 13:10:21] [INFO ] Flatten gal took : 41 ms
[2026-05-29 13:10:21] [INFO ] Applying decomposition
[2026-05-29 13:10:21] [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/graph13195991584660641386.txt' '-o' '/tmp/graph13195991584660641386.bin' '-w' '/tmp/graph13195991584660641386.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13195991584660641386.bin' '-l' '-1' '-v' '-w' '/tmp/graph13195991584660641386.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:10:22] [INFO ] Decomposing Gal with order
[2026-05-29 13:10:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:10:22] [INFO ] Removed a total of 898 redundant transitions.
[2026-05-29 13:10:22] [INFO ] Flatten gal took : 145 ms
[2026-05-29 13:10:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 1160 labels/synchronizations in 28 ms.
[2026-05-29 13:10:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8116974709456102616.gal : 7 ms
[2026-05-29 13:10:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3587732033142651467.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8116974709456102616.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3587732033142651467.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality3587732033142651467.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 61
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :61 after 77
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 153
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7484 after 17938
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :153 after 571
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :571 after 715
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :715 after 947
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :947 after 1513
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1513 after 2339
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2339 after 4611
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4611 after 12873
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :12873 after 26633
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :26633 after 53747
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :53747 after 83875
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35656 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:[6, 6]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7757192337795498154.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11218138184525238812.kers'
[2026-05-29 13:10:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7757192337795498154.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11218138184525238812.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:10:37] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11218138184525238812.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[6, 6]
RANDOM walk for 1000000 steps (378 resets) in 4331 ms. (230 steps per ms)
BEST_FIRST walk for 2000000 steps (350 resets) in 4061 ms. (492 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[6, 6]
[2026-05-29 13:10:45] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17905229963088264073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6750136218893722495.kers'
[2026-05-29 13:10:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17905229963088264073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6750136218893722495.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:10:45] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6750136218893722495.kers
Total runtime 12 ms.
[2026-05-29 13:10:46] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:10:46] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:10:47] [INFO ] [Real]Absence check using state equation in 967 ms returned sat
[2026-05-29 13:10:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:10:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2026-05-29 13:10:47] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 13:10:47] [INFO ] [Nat]Absence check using state equation in 526 ms returned sat
[2026-05-29 13:10:47] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:10:48] [INFO ] [Nat]Added 96 Read/Feed constraints in 533 ms returned sat
[2026-05-29 13:10:48] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 13:10:48] [INFO ] Added : 24 causal constraints over 5 iterations in 595 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 13:10:53] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:10:53] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 13:10:54] [INFO ] [Real]Absence check using state equation in 588 ms returned sat
[2026-05-29 13:10:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:10:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 13:10:54] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 13:10:54] [INFO ] [Nat]Absence check using state equation in 639 ms returned sat
[2026-05-29 13:10:55] [INFO ] [Nat]Added 96 Read/Feed constraints in 640 ms returned sat
[2026-05-29 13:10:55] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 80 ms.
[2026-05-29 13:10:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1397 ms
[2026-05-29 13:10:59] [INFO ] Added : 54 causal constraints over 12 iterations in 3484 ms. Result :sat
Minimization took 4550 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[6, 6]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[6, 6]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:11:03] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:11:03] [INFO ] Invariant cache hit.
[2026-05-29 13:11:04] [INFO ] Implicit Places using invariants in 1101 ms returned []
[2026-05-29 13:11:04] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:11:04] [INFO ] Invariant cache hit.
[2026-05-29 13:11:05] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:11:16] [INFO ] Implicit Places using invariants and state equation in 12093 ms returned []
Implicit Place search using SMT with State Equation took 13196 ms to find 0 implicit places.
[2026-05-29 13:11:16] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13228 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:11:16] [INFO ] Flatten gal took : 58 ms
[2026-05-29 13:11:16] [INFO ] Flatten gal took : 36 ms
[2026-05-29 13:11:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6123365581500876253.gal : 6 ms
[2026-05-29 13:11:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9215765019817876526.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/ReachabilityCardinality6123365581500876253.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9215765019817876526.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 (13 resets) in 411 ms. (97 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9215765019817876526.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 227 ms. (175 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 212 ms. (187 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 147136 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 4
Probabilistic random walk after 147136 steps, saw 83899 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-29 13:11:20] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:11:20] [INFO ] Invariant cache hit.
[2026-05-29 13:11:20] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2670 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3902 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6581ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 19 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (19 resets) in 298 ms. (133 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 171 ms. (232 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 176932 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :0 out of 2
Probabilistic random walk after 176932 steps, saw 99955 distinct states, run finished after 3006 ms. (steps per millisecond=58 ) properties seen :0
[2026-05-29 13:11:30] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:11:30] [INFO ] Invariant cache hit.
[2026-05-29 13:11:30] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1840 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13169 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15017ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 823 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:11:46] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:11:46] [INFO ] Invariant cache hit.
[2026-05-29 13:11:47] [INFO ] Implicit Places using invariants in 1079 ms returned []
[2026-05-29 13:11:47] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:11:47] [INFO ] Invariant cache hit.
[2026-05-29 13:11:47] [INFO ] State equation strengthened by 96 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 13:11:59] [INFO ] Implicit Places using invariants and state equation in 12400 ms returned []
Implicit Place search using SMT with State Equation took 13481 ms to find 0 implicit places.
[2026-05-29 13:11:59] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13517 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 69 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-9917725862174215941.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10526284429751606459.kers'
[2026-05-29 13:11:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9917725862174215941.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10526284429751606459.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:11:59] [INFO ] Computed 44 invariants in 10 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-10526284429751606459.kers
Total runtime 13 ms.
[2026-05-29 13:11:59] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 13:11:59] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 13:12:00] [INFO ] After 1253ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:12:00] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2026-05-29 13:12:01] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 38 ms returned sat
[2026-05-29 13:12:02] [INFO ] After 1715ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 13:12:03] [INFO ] After 2712ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:12:04] [INFO ] After 3503ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:12:04] [INFO ] Flatten gal took : 32 ms
[2026-05-29 13:12:04] [INFO ] Flatten gal took : 30 ms
[2026-05-29 13:12:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2779677911981014688.gal : 6 ms
[2026-05-29 13:12:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14991791076861224669.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/ReachabilityCardinality2779677911981014688.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14991791076861224669.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality14991791076861224669.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 13:12:07] [INFO ] Flatten gal took : 30 ms
[2026-05-29 13:12:07] [INFO ] Applying decomposition
[2026-05-29 13:12:07] [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/graph15585343226477008452.txt' '-o' '/tmp/graph15585343226477008452.bin' '-w' '/tmp/graph15585343226477008452.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15585343226477008452.bin' '-l' '-1' '-v' '-w' '/tmp/graph15585343226477008452.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:12:07] [INFO ] Decomposing Gal with order
[2026-05-29 13:12:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:12:07] [INFO ] Removed a total of 920 redundant transitions.
[2026-05-29 13:12:07] [INFO ] Flatten gal took : 150 ms
[2026-05-29 13:12:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 1023 labels/synchronizations in 26 ms.
[2026-05-29 13:12:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4559174963219396759.gal : 8 ms
[2026-05-29 13:12:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13343038198759422371.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/ReachabilityCardinality4559174963219396759.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13343038198759422371.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality13343038198759422371.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 38
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :38 after 134
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :134 after 452
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :452 after 752
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :752 after 1120
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1120 after 1666
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1666 after 3180
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3180 after 10054
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :57620 after 57891
Detected timeout of ITS tools.
[2026-05-29 13:12:19] [INFO ] Flatten gal took : 38 ms
[2026-05-29 13:12:19] [INFO ] Applying decomposition
[2026-05-29 13:12:19] [INFO ] Flatten gal took : 28 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/graph2249438480727868502.txt' '-o' '/tmp/graph2249438480727868502.bin' '-w' '/tmp/graph2249438480727868502.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2249438480727868502.bin' '-l' '-1' '-v' '-w' '/tmp/graph2249438480727868502.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:12:19] [INFO ] Decomposing Gal with order
[2026-05-29 13:12:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:12:19] [INFO ] Removed a total of 1071 redundant transitions.
[2026-05-29 13:12:19] [INFO ] Flatten gal took : 128 ms
[2026-05-29 13:12:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 1044 labels/synchronizations in 27 ms.
[2026-05-29 13:12:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8111573048461950479.gal : 7 ms
[2026-05-29 13:12:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7163492083849660801.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8111573048461950479.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7163492083849660801.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality7163492083849660801.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 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :11 after 32
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :32 after 66
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :66 after 153
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :153 after 276
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :276 after 1304
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1304 after 7739
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :7739 after 9081
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9081 after 10100
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :57891 after 88122
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10100 after 20599
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35440 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:[5, 5]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2976320217929398043.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10323502667419096353.kers'
[2026-05-29 13:12:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2976320217929398043.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10323502667419096353.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:12:35] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10323502667419096353.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[5, 5]
RANDOM walk for 1000000 steps (389 resets) in 4320 ms. (231 steps per ms)
BEST_FIRST walk for 2000002 steps (323 resets) in 4012 ms. (498 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[5, 5]
[2026-05-29 13:12:43] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12118053788611924275.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4555146052856883291.kers'
[2026-05-29 13:12:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12118053788611924275.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4555146052856883291.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:12:43] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4555146052856883291.kers
Total runtime 10 ms.
[2026-05-29 13:12:43] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:12:43] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 13:12:44] [INFO ] [Real]Absence check using state equation in 919 ms returned sat
[2026-05-29 13:12:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:12:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 13:12:44] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 27 ms returned sat
[2026-05-29 13:12:45] [INFO ] [Nat]Absence check using state equation in 471 ms returned sat
[2026-05-29 13:12:45] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:12:45] [INFO ] [Nat]Added 96 Read/Feed constraints in 483 ms returned sat
[2026-05-29 13:12:45] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 13:12:46] [INFO ] Added : 24 causal constraints over 5 iterations in 605 ms. Result :sat
Minimization took 4613 ms.
[2026-05-29 13:12:50] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:12:50] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:12:51] [INFO ] [Real]Absence check using state equation in 567 ms returned sat
[2026-05-29 13:12:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:12:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:12:51] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 13:12:52] [INFO ] [Nat]Absence check using state equation in 597 ms returned sat
[2026-05-29 13:12:52] [INFO ] [Nat]Added 96 Read/Feed constraints in 600 ms returned sat
[2026-05-29 13:12:52] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 77 ms.
[2026-05-29 13:12:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1319 ms
[2026-05-29 13:12:56] [INFO ] Added : 54 causal constraints over 12 iterations in 3283 ms. Result :sat
Minimization took 4549 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[5, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[5, 5]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 15 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 13 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:13:00] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:13:00] [INFO ] Invariant cache hit.
[2026-05-29 13:13:01] [INFO ] Implicit Places using invariants in 1097 ms returned []
[2026-05-29 13:13:01] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:13:01] [INFO ] Invariant cache hit.
[2026-05-29 13:13:02] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:13:13] [INFO ] Implicit Places using invariants and state equation in 11175 ms returned []
Implicit Place search using SMT with State Equation took 12274 ms to find 0 implicit places.
[2026-05-29 13:13:13] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12304 ms. Remains : 456/456 places, 1082/1082 transitions.
[2026-05-29 13:13:13] [INFO ] Flatten gal took : 31 ms
[2026-05-29 13:13:13] [INFO ] Flatten gal took : 35 ms
[2026-05-29 13:13:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18215361648945210049.gal : 6 ms
[2026-05-29 13:13:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5079610113587118369.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18215361648945210049.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5079610113587118369.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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 377 ms. (105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 136 ms. (291 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality5079610113587118369.prop.
BEST_FIRST walk for 40001 steps (11 resets) in 152 ms. (261 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 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 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :50 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :430 after 2243
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2243 after 5603
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :5603 after 5950
Interrupted probabilistic random walk after 141984 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 4
Probabilistic random walk after 141984 steps, saw 81096 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-29 13:13:16] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:13:16] [INFO ] Invariant cache hit.
[2026-05-29 13:13:16] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1774 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :5950 after 9335
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1520/1522 variables, and 598 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3670 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 454/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5467ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 184 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 456/456 places, 1082/1082 transitions.
RANDOM walk for 40000 steps (21 resets) in 281 ms. (141 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9335 after 12216
Interrupted probabilistic random walk after 179058 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 2
Probabilistic random walk after 179058 steps, saw 101128 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
[2026-05-29 13:13:25] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:13:25] [INFO ] Invariant cache hit.
[2026-05-29 13:13:25] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/454 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1066/1520 variables, 454/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 96/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1522 variables, 2/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1522 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1522 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1522/1522 variables, and 596 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1840 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 259/275 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/275 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 75/350 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 101/451 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/451 variables, 5/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/454 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1066/1520 variables, 454/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 96/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1520 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1520 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :12216 after 169376
At refinement iteration 14 (INCLUDED_ONLY) 0/1520 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1520 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1522 variables, 2/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1522 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1522 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1522/1522 variables, and 605 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13438 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 456/456 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15286ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 757 ms.
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:13:41] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:13:41] [INFO ] Invariant cache hit.
[2026-05-29 13:13:42] [INFO ] Implicit Places using invariants in 1176 ms returned []
[2026-05-29 13:13:42] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:13:42] [INFO ] Invariant cache hit.
[2026-05-29 13:13:43] [INFO ] State equation strengthened by 96 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :169376 after 239168
[2026-05-29 13:13:55] [INFO ] Implicit Places using invariants and state equation in 12523 ms returned []
Implicit Place search using SMT with State Equation took 13706 ms to find 0 implicit places.
[2026-05-29 13:13:55] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13741 ms. Remains : 456/456 places, 1082/1082 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 456 transition count 1066
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 32 place count 448 transition count 1098
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 1 with 32 rules applied. Total rules applied 64 place count 448 transition count 1066
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 72 place count 448 transition count 1058
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 80 place count 440 transition count 1058
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 88 place count 440 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 96 place count 432 transition count 1050
Applied a total of 96 rules in 67 ms. Remains 432 /456 variables (removed 24) and now considering 1050/1082 (removed 32) 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-3432079176094101687.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13641026520139017777.kers'
[2026-05-29 13:13:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3432079176094101687.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13641026520139017777.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1050 rows 427 cols 4942 entries
Finished phase 1 with 191 SingleSign rule and 197 generalized
[2026-05-29 13:13:55] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13641026520139017777.kers
Total runtime 11 ms.
[2026-05-29 13:13:55] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2026-05-29 13:13:55] [INFO ] [Real]Absence check using 14 positive and 30 generalized place invariants in 39 ms returned sat
[2026-05-29 13:13:56] [INFO ] After 1290ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 13:13:56] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2026-05-29 13:13:56] [INFO ] [Nat]Absence check using 14 positive and 30 generalized place invariants in 43 ms returned sat
[2026-05-29 13:13:58] [INFO ] After 1791ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 13:13:59] [INFO ] After 2825ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:14:00] [INFO ] After 3678ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 13:14:00] [INFO ] Flatten gal took : 29 ms
[2026-05-29 13:14:00] [INFO ] Flatten gal took : 28 ms
[2026-05-29 13:14:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6155280452436805491.gal : 6 ms
[2026-05-29 13:14:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7499833196966612923.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6155280452436805491.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7499833196966612923.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality7499833196966612923.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 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 4971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4971 after 6118
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6118 after 10309
Detected timeout of ITS tools.
[2026-05-29 13:14:03] [INFO ] Flatten gal took : 30 ms
[2026-05-29 13:14:03] [INFO ] Applying decomposition
[2026-05-29 13:14:03] [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/graph7191122748833542106.txt' '-o' '/tmp/graph7191122748833542106.bin' '-w' '/tmp/graph7191122748833542106.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7191122748833542106.bin' '-l' '-1' '-v' '-w' '/tmp/graph7191122748833542106.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:14:03] [INFO ] Decomposing Gal with order
[2026-05-29 13:14:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:14:03] [INFO ] Removed a total of 932 redundant transitions.
[2026-05-29 13:14:03] [INFO ] Flatten gal took : 135 ms
[2026-05-29 13:14:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 1039 labels/synchronizations in 24 ms.
[2026-05-29 13:14:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8335613633760547423.gal : 7 ms
[2026-05-29 13:14:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality899033217315387005.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/ReachabilityCardinality8335613633760547423.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality899033217315387005.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality899033217315387005.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 96
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :96 after 180
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :180 after 417
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :417 after 590
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :590 after 962
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :962 after 1832
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :10309 after 32205
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1832 after 3752
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3752 after 34454
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :32205 after 33458
Detected timeout of ITS tools.
[2026-05-29 13:14:15] [INFO ] Flatten gal took : 29 ms
[2026-05-29 13:14:15] [INFO ] Applying decomposition
[2026-05-29 13:14:15] [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/graph12057857896861158712.txt' '-o' '/tmp/graph12057857896861158712.bin' '-w' '/tmp/graph12057857896861158712.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12057857896861158712.bin' '-l' '-1' '-v' '-w' '/tmp/graph12057857896861158712.weights' '-q' '0' '-e' '0.001'
[2026-05-29 13:14:15] [INFO ] Decomposing Gal with order
[2026-05-29 13:14:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 13:14:15] [INFO ] Removed a total of 943 redundant transitions.
[2026-05-29 13:14:15] [INFO ] Flatten gal took : 140 ms
[2026-05-29 13:14:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 1147 labels/synchronizations in 22 ms.
[2026-05-29 13:14:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9150939190644955122.gal : 7 ms
[2026-05-29 13:14:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10616148893960432390.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9150939190644955122.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10616148893960432390.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/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/ReachabilityCardinality10616148893960432390.prop.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :34454 after 74618
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 30
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :30 after 77
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :77 after 177
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :177 after 655
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :655 after 812
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :812 after 1365
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1365 after 2347
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2347 after 4727
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4727 after 14301
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :74618 after 121194
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :14301 after 27817
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :121194 after 775358
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35645 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:[4, 4]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15436979185195422795.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1993524314559831241.kers'
[2026-05-29 13:14:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15436979185195422795.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1993524314559831241.kers]
Normalized transition count is 1066 out of 1082 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:14:30] [INFO ] Computed 44 invariants in 8 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1993524314559831241.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[4, 4]
RANDOM walk for 1000000 steps (399 resets) in 4951 ms. (201 steps per ms)
BEST_FIRST walk for 2000001 steps (349 resets) in 4205 ms. (475 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[4, 4]
[2026-05-29 13:14:39] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16590229590311780539.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5114611058733571234.kers'
[2026-05-29 13:14:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16590229590311780539.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5114611058733571234.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1066 rows 451 cols 4806 entries
Finished phase 1 with 215 SingleSign rule and 197 generalized
[2026-05-29 13:14:39] [INFO ] Computed 44 invariants in 9 ms
Computed 44 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5114611058733571234.kers
Total runtime 11 ms.
[2026-05-29 13:14:40] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:14:40] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 13:14:41] [INFO ] [Real]Absence check using state equation in 935 ms returned sat
[2026-05-29 13:14:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:14:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2026-05-29 13:14:41] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 13:14:41] [INFO ] [Nat]Absence check using state equation in 485 ms returned sat
[2026-05-29 13:14:41] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-29 13:14:42] [INFO ] [Nat]Added 96 Read/Feed constraints in 502 ms returned sat
[2026-05-29 13:14:42] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 13:14:42] [INFO ] Added : 24 causal constraints over 5 iterations in 652 ms. Result :sat
Minimization took 4567 ms.
[2026-05-29 13:14:47] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:14:47] [INFO ] [Real]Absence check using 13 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 13:14:48] [INFO ] [Real]Absence check using state equation in 571 ms returned sat
[2026-05-29 13:14:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 13:14:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-29 13:14:48] [INFO ] [Nat]Absence check using 13 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 13:14:48] [INFO ] [Nat]Absence check using state equation in 602 ms returned sat
[2026-05-29 13:14:49] [INFO ] [Nat]Added 96 Read/Feed constraints in 610 ms returned sat
[2026-05-29 13:14:49] [INFO ] Computed and/alt/rep : 464/1581/456 causal constraints (skipped 608 transitions) in 79 ms.
[2026-05-29 13:14:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1346 ms
[2026-05-29 13:14:53] [INFO ] Added : 54 causal constraints over 12 iterations in 4018 ms. Result :sat
Minimization took 4588 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[4, 4]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[4, 4]
Support contains 16 out of 456 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 456/456 places, 1082/1082 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 456/456 places, 1082/1082 transitions.
Applied a total of 0 rules in 14 ms. Remains 456 /456 variables (removed 0) and now considering 1082/1082 (removed 0) transitions.
[2026-05-29 13:14:58] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:14:58] [INFO ] Invariant cache hit.
[2026-05-29 13:14:59] [INFO ] Implicit Places using invariants in 1197 ms returned []
[2026-05-29 13:14:59] [INFO ] Flow matrix only has 1066 transitions (discarded 16 similar events)
[2026-05-29 13:14:59] [INFO ] Invariant cache hit.
[2026-05-29 13:15:00] [INFO ] State equation strengthened by 96 read => feed constraints.
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-S02J06T08"
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-S02J06T08, 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-177969942100301"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J06T08.tgz
mv PolyORBLF-COL-S02J06T08 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 ;