Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r178-oct2-177969020300517.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 MultiCrashLeafsetExtension-PT-S24C11, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-oct2-177969020300517
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 9.9K Mar 7 18:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Mar 7 18:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 18:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 7 18:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K Mar 15 11:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Mar 15 11:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 15 11:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 15 11:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Mar 7 18:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Mar 7 18:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 19K Mar 7 18:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 7 18:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 11:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Mar 15 11:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 19M 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 MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779735441794

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S24C11
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-25 18:57:23] [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]
[2026-05-25 18:57:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 18:57:24] [INFO ] Load time of PNML (sax parser for PT used): 1028 ms
[2026-05-25 18:57:24] [INFO ] Transformed 19254 places.
[2026-05-25 18:57:24] [INFO ] Transformed 27973 transitions.
[2026-05-25 18:57:25] [INFO ] Parsed PT model containing 19254 places and 27973 transitions and 103022 arcs in 1278 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6739109433285296996.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17403421968699927522.kers'
[2026-05-25 18:57:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6739109433285296996.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17403421968699927522.kers]
Normalized transition count is 27373 out of 27973 initially.
Culling duplicate invariants (modulo rational): removing 413 columns.
Culled 413 columns in 23 ms.
// Phase 1: matrix 27373 rows 18841 cols 73315 entries
Finished phase 1 with 11264 SingleSign rule and 6691 generalized
[2026-05-25 18:57:26] [INFO ] Computed 1299 invariants in 558 ms
Computed 1299 P flows in 560 ms.
Exported basis to /tmp/petrispot-output-17403421968699927522.kers
Total runtime 580 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[12, 49, 1, 1, 1, 1, 1, 1, 1, 49, 12, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (88 resets) in 382 ms. (26 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 130012 steps (234 resets) in 945 ms. (137 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0] Max Struct:[12, 49, 1, 1, 1, 1, 1, 1, 49, 12, 1, 1, 1]
[2026-05-25 18:57:27] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14056380737480095960.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17985944141497718652.kers'
[2026-05-25 18:57:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14056380737480095960.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17985944141497718652.kers]
Culling duplicate invariants (modulo rational): removing 413 columns.
Culled 413 columns in 21 ms.
// Phase 1: matrix 27373 rows 18841 cols 73315 entries
Finished phase 1 with 11264 SingleSign rule and 6691 generalized
[2026-05-25 18:57:28] [INFO ] Computed 1299 invariants in 557 ms
Computed 1299 P flows in 558 ms.
Exported basis to /tmp/petrispot-output-17985944141497718652.kers
Total runtime 578 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0] Max Struct:[12, 49, 1, 1, 1, 1, 1, 1, 49, 12, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0] Max Struct:[12, 49, 1, 1, 1, 1, 1, 1, 49, 12, 1, 1, 1]
Support contains 13 out of 19254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19254/19254 places, 27973/27973 transitions.
Graph (complete) has 60623 edges and 19254 vertex of which 19204 are kept as prefixes of interest. Removing 50 places using SCC suffix rule.64 ms
Discarding 50 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 6593 transitions
Trivial Post-agglo rules discarded 6593 transitions
Performed 6593 trivial Post agglomeration. Transition count delta: 6593
Iterating post reduction 0 with 6593 rules applied. Total rules applied 6594 place count 19204 transition count 21380
Reduce places removed 6593 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 6597 rules applied. Total rules applied 13191 place count 12611 transition count 21376
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 13195 place count 12607 transition count 21376
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13195 place count 12607 transition count 20826
Deduced a syphon composed of 550 places in 33 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14295 place count 12057 transition count 20826
Discarding 6043 places :
Symmetric choice reduction at 3 with 6043 rule applications. Total rules 20338 place count 6014 transition count 14783
Iterating global reduction 3 with 6043 rules applied. Total rules applied 26381 place count 6014 transition count 14783
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 26381 place count 6014 transition count 14767
Deduced a syphon composed of 16 places in 13 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 3 with 32 rules applied. Total rules applied 26413 place count 5998 transition count 14767
Discarding 543 places :
Symmetric choice reduction at 3 with 543 rule applications. Total rules 26956 place count 5455 transition count 8794
Iterating global reduction 3 with 543 rules applied. Total rules applied 27499 place count 5455 transition count 8794
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 10 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27549 place count 5430 transition count 8769
Free-agglomeration rule (complex) applied 341 times.
Iterating global reduction 3 with 341 rules applied. Total rules applied 27890 place count 5430 transition count 13658
Reduce places removed 341 places and 0 transitions.
Iterating post reduction 3 with 341 rules applied. Total rules applied 28231 place count 5089 transition count 13658
Partial Free-agglomeration rule applied 150 times.
Drop transitions (Partial Free agglomeration) removed 150 transitions
Iterating global reduction 4 with 150 rules applied. Total rules applied 28381 place count 5089 transition count 13658
Applied a total of 28381 rules in 7850 ms. Remains 5089 /19254 variables (removed 14165) and now considering 13658/27973 (removed 14315) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7864 ms. Remains : 5089/19254 places, 13658/27973 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1911097872794717444.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1353788703371576301.kers'
[2026-05-25 18:58:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1911097872794717444.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1353788703371576301.kers]
Normalized transition count is 12772 out of 13658 initially.
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 11 ms.
// Phase 1: matrix 12772 rows 4682 cols 52811 entries
Finished phase 1 with 2992 SingleSign rule and 848 generalized
[2026-05-25 18:58:16] [INFO ] Computed 1249 invariants in 206 ms
Computed 1249 P flows in 207 ms.
Exported basis to /tmp/petrispot-output-1353788703371576301.kers
Total runtime 233 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0] Max Struct:[1, 49, 1, 1, 1, 1, 1, 1, 49, 1, 1, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 539814 steps (7920 resets) in 30001 ms. (17 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4666104 steps (9380 resets) in 40008 ms. (116 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 0, 0, 1, 0, 0, 0] Max Struct:[49, 1, 1, 1, 49, 1, 1, 1]
[2026-05-25 18:59:26] [INFO ] Flow matrix only has 12772 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17337671770087951971.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6946920208710970546.kers'
[2026-05-25 18:59:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17337671770087951971.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6946920208710970546.kers]
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 8 ms.
// Phase 1: matrix 12772 rows 4682 cols 52811 entries
Finished phase 1 with 2992 SingleSign rule and 848 generalized
[2026-05-25 18:59:26] [INFO ] Computed 1249 invariants in 187 ms
Computed 1249 P flows in 188 ms.
Exported basis to /tmp/petrispot-output-6946920208710970546.kers
Total runtime 209 ms.
[2026-05-25 18:59:27] [INFO ] [Real]Absence check using 25 positive place invariants in 75 ms returned sat
[2026-05-25 18:59:28] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 298 ms returned unsat
[2026-05-25 18:59:28] [INFO ] [Real]Absence check using 25 positive place invariants in 109 ms returned sat
[2026-05-25 18:59:29] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 413 ms returned sat
[2026-05-25 18:59:36] [INFO ] [Real]Absence check using state equation in 7188 ms returned sat
[2026-05-25 18:59:37] [INFO ] State equation strengthened by 8402 read => feed constraints.
[2026-05-25 18:59:38] [INFO ] [Real]Added 8402 Read/Feed constraints in 1598 ms returned sat
[2026-05-25 18:59:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:59:39] [INFO ] [Nat]Absence check using 25 positive place invariants in 91 ms returned sat
[2026-05-25 18:59:40] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 330 ms returned sat
[2026-05-25 18:59:46] [INFO ] [Nat]Absence check using state equation in 6234 ms returned sat
[2026-05-25 18:59:51] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:59:55] [INFO ] [Nat]Added 8402 Read/Feed constraints in 9016 ms returned sat
[2026-05-25 19:00:27] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 19:00:28] [INFO ] [Real]Absence check using 25 positive place invariants in 64 ms returned sat
[2026-05-25 19:00:28] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 421 ms returned sat
[2026-05-25 19:00:33] [INFO ] [Real]Absence check using state equation in 5142 ms returned sat
[2026-05-25 19:00:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:00:34] [INFO ] [Nat]Absence check using 25 positive place invariants in 76 ms returned sat
[2026-05-25 19:00:35] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 490 ms returned sat
[2026-05-25 19:00:41] [INFO ] [Nat]Absence check using state equation in 5776 ms returned sat
[2026-05-25 19:00:46] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:00:48] [INFO ] [Nat]Added 8402 Read/Feed constraints in 7811 ms returned sat
[2026-05-25 19:01:26] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 19:01:27] [INFO ] [Real]Absence check using 25 positive place invariants in 74 ms returned sat
[2026-05-25 19:01:27] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 408 ms returned sat
[2026-05-25 19:01:33] [INFO ] [Real]Absence check using state equation in 6494 ms returned sat
[2026-05-25 19:01:35] [INFO ] [Real]Added 8402 Read/Feed constraints in 1231 ms returned unsat
[2026-05-25 19:01:36] [INFO ] [Real]Absence check using 25 positive place invariants in 67 ms returned sat
[2026-05-25 19:01:37] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 382 ms returned unsat
[2026-05-25 19:01:37] [INFO ] [Real]Absence check using 25 positive place invariants in 67 ms returned sat
[2026-05-25 19:01:38] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 321 ms returned sat
[2026-05-25 19:01:43] [INFO ] [Real]Absence check using state equation in 5509 ms returned sat
[2026-05-25 19:01:44] [INFO ] [Real]Added 8402 Read/Feed constraints in 932 ms returned sat
[2026-05-25 19:01:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:01:46] [INFO ] [Nat]Absence check using 25 positive place invariants in 60 ms returned sat
[2026-05-25 19:01:46] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 325 ms returned sat
[2026-05-25 19:01:53] [INFO ] [Nat]Absence check using state equation in 6776 ms returned sat
[2026-05-25 19:01:58] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:02:02] [INFO ] [Nat]Added 8402 Read/Feed constraints in 8812 ms returned sat
[2026-05-25 19:02:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 11159 ms
[2026-05-25 19:02:15] [INFO ] Computed and/alt/rep : 4645/6710/4645 causal constraints (skipped 8102 transitions) in 2033 ms.
[2026-05-25 19:02:19] [INFO ] Added : 14 causal constraints over 3 iterations in 5673 ms. Result :sat
Minimization took 10958 ms.
[2026-05-25 19:02:31] [INFO ] [Real]Absence check using 25 positive place invariants in 108 ms returned sat
[2026-05-25 19:02:31] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 490 ms returned sat
[2026-05-25 19:02:38] [INFO ] [Real]Absence check using state equation in 6633 ms returned sat
[2026-05-25 19:02:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:02:39] [INFO ] [Nat]Absence check using 25 positive place invariants in 62 ms returned sat
[2026-05-25 19:02:39] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 293 ms returned sat
[2026-05-25 19:02:45] [INFO ] [Nat]Absence check using state equation in 6229 ms returned sat
[2026-05-25 19:02:51] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:02:55] [INFO ] [Nat]Added 8402 Read/Feed constraints in 9778 ms returned unknown
[2026-05-25 19:02:56] [INFO ] [Real]Absence check using 25 positive place invariants in 55 ms returned sat
[2026-05-25 19:02:56] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 314 ms returned sat
[2026-05-25 19:03:03] [INFO ] [Real]Absence check using state equation in 6789 ms returned sat
[2026-05-25 19:03:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:03:04] [INFO ] [Nat]Absence check using 25 positive place invariants in 59 ms returned sat
[2026-05-25 19:03:04] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 335 ms returned sat
[2026-05-25 19:03:11] [INFO ] [Nat]Absence check using state equation in 6577 ms returned sat
[2026-05-25 19:03:16] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:03:21] [INFO ] [Nat]Added 8402 Read/Feed constraints in 9627 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 0, 0, 0, 1, 0, 0, 0] Max Struct:[1, 1, 1, 0, 1, 1, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 5089 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5089/5089 places, 13658/13658 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 5089 transition count 13657
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 5088 transition count 13657
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 7 place count 5088 transition count 13852
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 12 place count 5083 transition count 13852
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 15 place count 5080 transition count 13849
Iterating global reduction 3 with 3 rules applied. Total rules applied 18 place count 5080 transition count 13849
Applied a total of 18 rules in 2811 ms. Remains 5080 /5089 variables (removed 9) and now considering 13849/13658 (removed -191) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2811 ms. Remains : 5080/5089 places, 13849/13658 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2888131188008488156.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16792355079961373841.kers'
[2026-05-25 19:03:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2888131188008488156.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16792355079961373841.kers]
Normalized transition count is 12963 out of 13849 initially.
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 20 ms.
// Phase 1: matrix 12963 rows 4673 cols 53902 entries
Finished phase 1 with 2986 SingleSign rule and 845 generalized
[2026-05-25 19:03:24] [INFO ] Computed 1249 invariants in 243 ms
Computed 1249 P flows in 244 ms.
Exported basis to /tmp/petrispot-output-16792355079961373841.kers
Total runtime 262 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
RANDOM walk for 546590 steps (8070 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 2819697 steps (5672 resets) in 25005 ms. (112 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2026-05-25 19:04:19] [INFO ] Flow matrix only has 12963 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10786151018190196753.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14823117442453718152.kers'
[2026-05-25 19:04:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10786151018190196753.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14823117442453718152.kers]
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 8 ms.
// Phase 1: matrix 12963 rows 4673 cols 53902 entries
Finished phase 1 with 2986 SingleSign rule and 845 generalized
[2026-05-25 19:04:19] [INFO ] Computed 1249 invariants in 218 ms
Computed 1249 P flows in 231 ms.
Exported basis to /tmp/petrispot-output-14823117442453718152.kers
Total runtime 251 ms.
[2026-05-25 19:04:20] [INFO ] [Real]Absence check using 25 positive place invariants in 67 ms returned sat
[2026-05-25 19:04:20] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 341 ms returned sat
[2026-05-25 19:04:27] [INFO ] [Real]Absence check using state equation in 7233 ms returned sat
[2026-05-25 19:04:28] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:04:30] [INFO ] [Real]Added 8602 Read/Feed constraints in 2330 ms returned sat
[2026-05-25 19:04:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:04:31] [INFO ] [Nat]Absence check using 25 positive place invariants in 59 ms returned sat
[2026-05-25 19:04:32] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 301 ms returned sat
[2026-05-25 19:04:39] [INFO ] [Nat]Absence check using state equation in 7288 ms returned sat
[2026-05-25 19:04:44] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:04:49] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9812 ms returned unknown
[2026-05-25 19:04:50] [INFO ] [Real]Absence check using 25 positive place invariants in 71 ms returned sat
[2026-05-25 19:04:50] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 380 ms returned sat
[2026-05-25 19:04:57] [INFO ] [Real]Absence check using state equation in 7187 ms returned sat
[2026-05-25 19:05:00] [INFO ] [Real]Added 8602 Read/Feed constraints in 2214 ms returned sat
[2026-05-25 19:05:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:05:01] [INFO ] [Nat]Absence check using 25 positive place invariants in 71 ms returned sat
[2026-05-25 19:05:01] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 577 ms returned sat
[2026-05-25 19:05:08] [INFO ] [Nat]Absence check using state equation in 6811 ms returned sat
[2026-05-25 19:05:14] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:05:17] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9070 ms returned sat
[2026-05-25 19:05:45] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 27801 ms
[2026-05-25 19:05:46] [INFO ] [Real]Absence check using 25 positive place invariants in 75 ms returned sat
[2026-05-25 19:05:46] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 396 ms returned sat
[2026-05-25 19:05:53] [INFO ] [Real]Absence check using state equation in 6930 ms returned sat
[2026-05-25 19:05:56] [INFO ] [Real]Added 8602 Read/Feed constraints in 2537 ms returned sat
[2026-05-25 19:05:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:05:58] [INFO ] [Nat]Absence check using 25 positive place invariants in 125 ms returned sat
[2026-05-25 19:05:58] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 340 ms returned sat
[2026-05-25 19:06:05] [INFO ] [Nat]Absence check using state equation in 7205 ms returned sat
[2026-05-25 19:06:11] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:06:15] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9759 ms returned unknown
[2026-05-25 19:06:16] [INFO ] [Real]Absence check using 25 positive place invariants in 98 ms returned sat
[2026-05-25 19:06:16] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 469 ms returned sat
[2026-05-25 19:06:24] [INFO ] [Real]Absence check using state equation in 7305 ms returned sat
[2026-05-25 19:06:28] [INFO ] [Real]Added 8602 Read/Feed constraints in 3573 ms returned sat
[2026-05-25 19:06:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:06:29] [INFO ] [Nat]Absence check using 25 positive place invariants in 63 ms returned sat
[2026-05-25 19:06:29] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 417 ms returned sat
[2026-05-25 19:06:36] [INFO ] [Nat]Absence check using state equation in 7169 ms returned sat
[2026-05-25 19:06:41] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:06:45] [INFO ] [Nat]Added 8602 Read/Feed constraints in 8537 ms returned sat
[2026-05-25 19:06:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 12269 ms
[2026-05-25 19:06:59] [INFO ] Computed and/alt/rep : 4616/6652/4616 causal constraints (skipped 8322 transitions) in 1573 ms.
[2026-05-25 19:07:02] [INFO ] Added : 11 causal constraints over 3 iterations in 5275 ms. Result :sat
Minimization took 10561 ms.
[2026-05-25 19:07:14] [INFO ] [Real]Absence check using 25 positive place invariants in 69 ms returned sat
[2026-05-25 19:07:14] [INFO ] [Real]Absence check using 25 positive and 1224 generalized place invariants in 313 ms returned sat
[2026-05-25 19:07:21] [INFO ] [Real]Absence check using state equation in 6555 ms returned sat
[2026-05-25 19:07:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:07:22] [INFO ] [Nat]Absence check using 25 positive place invariants in 73 ms returned sat
[2026-05-25 19:07:22] [INFO ] [Nat]Absence check using 25 positive and 1224 generalized place invariants in 377 ms returned sat
[2026-05-25 19:07:29] [INFO ] [Nat]Absence check using state equation in 6320 ms returned sat
[2026-05-25 19:07:34] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:07:37] [INFO ] [Nat]Added 8602 Read/Feed constraints in 8521 ms returned sat
[2026-05-25 19:07:52] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 14422 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 5080 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5080/5080 places, 13849/13849 transitions.
Applied a total of 0 rules in 1053 ms. Remains 5080 /5080 variables (removed 0) and now considering 13849/13849 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1053 ms. Remains : 5080/5080 places, 13849/13849 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5080/5080 places, 13849/13849 transitions.
Applied a total of 0 rules in 1035 ms. Remains 5080 /5080 variables (removed 0) and now considering 13849/13849 (removed 0) transitions.
[2026-05-25 19:07:55] [INFO ] Flow matrix only has 12963 transitions (discarded 886 similar events)
[2026-05-25 19:07:55] [INFO ] Invariant cache hit.
[2026-05-25 19:08:24] [INFO ] Implicit Places using invariants in 29050 ms returned [4, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 24, 30, 39, 49, 61, 75, 91, 109, 129, 151, 174, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 227, 245, 261, 275, 287, 297, 305, 311, 315, 317, 342, 348, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 363, 367, 373, 381, 391, 403, 417, 433, 451, 471, 492, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 541, 557, 571, 583, 593, 601, 607, 611, 613, 615, 640, 646, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 661, 663, 667, 673, 681, 691, 703, 717, 733, 751, 770, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 815, 829, 841, 851, 859, 865, 869, 871, 873, 875, 900, 906, 908, 909, 910, 911, 912, 913, 914, 915, 916, 917, 918, 919, 921, 923, 925, 929, 935, 943, 953, 965, 979, 995, 1012, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1053, 1065, 1075, 1083, 1089, 1093, 1095, 1097, 1099, 1101, 1126, 1132, 1134, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1147, 1149, 1151, 1153, 1157, 1163, 1171, 1181, 1193, 1207, 1222, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1243, 1244, 1245, 1246, 1247, 1259, 1269, 1277, 1283, 1287, 1289, 1291, 1293, 1295, 1297, 1322, 1328, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1343, 1345, 1347, 1349, 1351, 1355, 1361, 1369, 1379, 1391, 1404, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1437, 1445, 1451, 1455, 1457, 1459, 1461, 1463, 1465, 1467, 1492, 1498, 1500, 1501, 1502, 1503, 1504, 1505, 1506, 1507, 1508, 1509, 1510, 1511, 1513, 1515, 1517, 1519, 1521, 1523, 1527, 1533, 1541, 1551, 1562, 1572, 1573, 1574, 1575, 1576, 1577, 1578, 1579, 1580, 1581, 1582, 1583, 1591, 1597, 1601, 1603, 1605, 1607, 1609, 1611, 1613, 1615, 1640, 1646, 1648, 1649, 1650, 1651, 1652, 1653, 1654, 1655, 1656, 1657, 1658, 1659, 1661, 1663, 1665, 1667, 1669, 1671, 1673, 1677, 1683, 1691, 1700, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1719, 1725, 1729, 1731, 1733, 1735, 1737, 1739, 1741, 1743, 1745, 1770, 1776, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1791, 1793, 1795, 1797, 1799, 1801, 1803, 1805, 1809, 1815, 1822, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1843, 1845, 1847, 1849, 1851, 1853, 1855, 1857, 1859, 1861, 1886, 1892, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1905, 1907, 1909, 1911, 1913, 1915, 1917, 1919, 1921, 1923, 1927, 1934, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1951, 1953, 1955, 1957, 1959, 1961, 1963, 1965, 1967, 1969, 1994, 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2015, 2017, 2019, 2021, 2023, 2025, 2027, 2029, 2031, 2033, 2036, 2038, 2039, 2040, 2041, 2042, 2043, 2044, 2045, 2046, 2047, 2048, 2049, 2051, 2053, 2055, 2057, 2059, 2061, 2063, 2065, 2067, 2069, 2094, 2100, 2102, 2103, 2104, 2105, 2106, 2107, 2108, 2109, 2110, 2111, 2112, 2113, 2115, 2117, 2119, 2121, 2123, 2125, 2127, 2129, 2131, 2133, 2135, 2137, 2138, 2139, 2140, 2141, 2142, 2143, 2144, 2145, 2146, 2147, 2148, 2150, 2152, 2154, 2156, 2158, 2160, 2162, 2164, 2166, 2168, 2193, 2195, 2198, 2200, 2201, 2202, 2203, 2204, 2205, 2206, 2207, 2208, 2209, 2210, 2211, 2213, 2215, 2217, 2219, 2221, 2223, 2225, 2227, 2229, 2231, 2233, 2235, 2236, 2237, 2238, 2239, 2240, 2241, 2242, 2243, 2244, 2245, 2246, 2248, 2250, 2252, 2254, 2256, 2258, 2260, 2262, 2264, 2266, 2291, 2297, 2299, 2300, 2301, 2302, 2303, 2304, 2305, 2306, 2307, 2308, 2309, 2310, 2312, 2314, 2316, 2318, 2320, 2322, 2324, 2326, 2328, 2330, 2332, 2334, 2335, 2336, 2337, 2338, 2339, 2340, 2341, 2342, 2343, 2344, 2345, 2347, 2349, 2351, 2353, 2355, 2357, 2359, 2361, 2363, 2365, 2390, 2396, 2398, 2399, 2400, 2401, 2402, 2403, 2404, 2405, 2406, 2407, 2408, 2409, 2411, 2413, 2415, 2417, 2419, 2421, 2423, 2425, 2427, 2429, 2431, 2434, 2435, 2436, 2437, 2438, 2439, 2440, 2441, 2442, 2443, 2444, 2445, 2447, 2449, 2451, 2453, 2455, 2457, 2459, 2461, 2463, 2465, 2490, 2496, 2498, 2499, 2500, 2501, 2502, 2503, 2504, 2505, 2506, 2507, 2508, 2509, 2511, 2513, 2515, 2517, 2519, 2521, 2523, 2525, 2527, 2529, 2533, 2538, 2539, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2547, 2549, 2553, 2555, 2557, 2559, 2561, 2563, 2565, 2567, 2571, 2573, 2598, 2604, 2606, 2607, 2608, 2609, 2610, 2611, 2612, 2613, 2614, 2615, 2616, 2617, 2619, 2621, 2623, 2625, 2627, 2629, 2631, 2633, 2635, 2639, 2645, 2652, 2653, 2654, 2655, 2656, 2657, 2658, 2659, 2660, 2661, 2662, 2663, 2669, 2673, 2675, 2677, 2679, 2681, 2683, 2685, 2687, 2689, 2714, 2720, 2722, 2723, 2724, 2725, 2726, 2727, 2728, 2729, 2730, 2731, 2732, 2733, 2735, 2737, 2739, 2741, 2743, 2745, 2747, 2749, 2753, 2759, 2767, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2786, 2787, 2795, 2801, 2805, 2807, 2809, 2811, 2813, 2815, 2817, 2819, 2844, 2850, 2852, 2853, 2854, 2855, 2856, 2857, 2858, 2859, 2860, 2861, 2862, 2863, 2865, 2867, 2869, 2871, 2873, 2875, 2877, 2881, 2887, 2895, 2905, 2916, 2917, 2918, 2919, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 2927, 2937, 2945, 2951, 2955, 2957, 2959, 2961, 2963, 2965, 2967, 2992, 2998, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3013, 3015, 3017, 3019, 3021, 3023, 3027, 3033, 3041, 3051, 3063, 3076, 3077, 3078, 3079, 3080, 3081, 3082, 3083, 3084, 3086, 3087, 3100, 3110, 3118, 3124, 3128, 3130, 3132, 3134, 3136, 3138, 3163, 3169, 3171, 3172, 3173, 3174, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3182, 3184, 3186, 3188, 3190, 3192, 3196, 3202, 3210, 3220, 3232, 3246, 3261, 3262, 3263, 3264, 3265, 3266, 3267, 3268, 3269, 3270, 3271, 3272, 3286, 3298, 3308, 3316, 3322, 3326, 3328, 3330, 3332, 3334, 3359, 3365, 3367, 3368, 3369, 3370, 3371, 3372, 3373, 3374, 3375, 3376, 3377, 3378, 3380, 3382, 3384, 3386, 3390, 3396, 3404, 3414, 3426, 3440, 3456, 3473, 3474, 3475, 3476, 3477, 3478, 3479, 3480, 3481, 3482, 3483, 3484, 3500, 3514, 3526, 3536, 3544, 3550, 3554, 3556, 3558, 3560, 3585, 3591, 3593, 3594, 3595, 3596, 3597, 3598, 3599, 3600, 3601, 3602, 3603, 3604, 3606, 3608, 3610, 3614, 3620, 3628, 3638, 3650, 3664, 3680, 3698, 3717, 3718, 3719, 3720, 3721, 3722, 3723, 3724, 3725, 3726, 3727, 3728, 3746, 3762, 3776, 3788, 3798, 3806, 3812, 3816, 3818, 3820, 3845, 3851, 3853, 3854, 3855, 3856, 3857, 3858, 3859, 3860, 3861, 3862, 3863, 3864, 3866, 3868, 3872, 3878, 3886, 3896, 3908, 3922, 3938, 3956, 3976, 3997, 3998, 3999, 4000, 4001, 4002, 4003, 4004, 4005, 4006, 4007, 4008, 4028, 4046, 4062, 4076, 4088, 4098, 4106, 4112, 4116, 4118, 4143, 4145, 4148, 4150, 4151, 4152, 4153, 4154, 4155, 4156, 4157, 4158, 4159, 4160, 4161, 4163, 4167, 4173, 4181, 4191, 4203, 4217, 4233, 4251, 4271, 4293, 4316, 4317, 4318, 4319, 4320, 4321, 4322, 4323, 4324, 4325, 4326, 4327, 4349, 4369, 4387, 4403, 4417, 4429, 4439, 4447, 4453, 4457, 4482]
[2026-05-25 19:08:24] [INFO ] Actually due to overlaps returned [342, 640, 900, 1126, 1322, 1492, 1640, 1770, 1886, 1994, 2094, 2193, 2291, 2390, 2490, 2598, 2714, 2844, 2992, 3163, 3359, 3585, 3845, 4143, 4482, 4, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 908, 909, 910, 911, 912, 913, 914, 915, 916, 917, 918, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1134, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1243, 1244, 1245, 1246, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1500, 1501, 1502, 1503, 1504, 1505, 1506, 1507, 1508, 1509, 1510, 1572, 1573, 1574, 1575, 1576, 1577, 1578, 1579, 1580, 1581, 1582, 1648, 1649, 1650, 1651, 1652, 1653, 1654, 1655, 1656, 1657, 1658, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2038, 2039, 2040, 2041, 2042, 2043, 2044, 2045, 2046, 2047, 2048, 2102, 2103, 2104, 2105, 2106, 2107, 2108, 2109, 2110, 2111, 2112, 2137, 2138, 2139, 2140, 2141, 2142, 2143, 2144, 2145, 2146, 2147, 2195, 2200, 2201, 2202, 2203, 2204, 2205, 2206, 2207, 2208, 2209, 2210, 2235, 2236, 2237, 2238, 2239, 2240, 2241, 2242, 2243, 2244, 2245, 2299, 2300, 2301, 2302, 2303, 2304, 2305, 2306, 2307, 2308, 2309, 2334, 2335, 2336, 2337, 2338, 2339, 2340, 2341, 2342, 2343, 2344, 2398, 2399, 2400, 2401, 2402, 2403, 2404, 2405, 2406, 2407, 2408, 2434, 2435, 2436, 2437, 2438, 2439, 2440, 2441, 2442, 2443, 2444, 2498, 2499, 2500, 2501, 2502, 2503, 2504, 2505, 2506, 2507, 2508, 2538, 2539, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2547, 2606, 2607, 2608, 2609, 2610, 2611, 2612, 2613, 2614, 2615, 2616, 2652, 2653, 2654, 2655, 2656, 2657, 2658, 2659, 2660, 2661, 2662, 2722, 2723, 2724, 2725, 2726, 2727, 2728, 2729, 2730, 2731, 2732, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2786, 2852, 2853, 2854, 2855, 2856, 2857, 2858, 2859, 2860, 2861, 2862, 2916, 2917, 2918, 2919, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3076, 3077, 3078, 3079, 3080, 3081, 3082, 3083, 3084, 3086, 3171, 3172, 3173, 3174, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3261, 3262, 3263, 3264, 3265, 3266, 3267, 3268, 3269, 3270, 3271, 3367, 3368, 3369, 3370, 3371, 3372, 3373, 3374, 3375, 3376, 3377, 3473, 3474, 3475, 3476, 3477, 3478, 3479, 3480, 3481, 3482, 3483, 3593, 3594, 3595, 3596, 3597, 3598, 3599, 3600, 3601, 3602, 3603, 3717, 3718, 3719, 3720, 3721, 3722, 3723, 3724, 3725, 3726, 3727, 3853, 3854, 3855, 3856, 3857, 3858, 3859, 3860, 3861, 3862, 3863, 3997, 3998, 3999, 4000, 4001, 4002, 4003, 4004, 4005, 4006, 4007, 4145, 4150, 4151, 4152, 4153, 4154, 4155, 4156, 4157, 4158, 4159, 4160, 4316, 4317, 4318, 4319, 4320, 4321, 4322, 4323, 4324, 4325, 4326]
Discarding 574 places :
Implicit Place search using SMT only with invariants took 29104 ms to find 574 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 4506/5080 places, 13849/13849 transitions.
Discarding 524 places :
Symmetric choice reduction at 0 with 524 rule applications. Total rules 524 place count 3982 transition count 13325
Iterating global reduction 0 with 524 rules applied. Total rules applied 1048 place count 3982 transition count 13325
Discarding 523 places :
Symmetric choice reduction at 0 with 523 rule applications. Total rules 1571 place count 3459 transition count 12802
Iterating global reduction 0 with 523 rules applied. Total rules applied 2094 place count 3459 transition count 12802
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 2097 place count 3459 transition count 12799
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 2100 place count 3456 transition count 12799
Applied a total of 2100 rules in 2580 ms. Remains 3456 /4506 variables (removed 1050) and now considering 12799/13849 (removed 1050) transitions.
[2026-05-25 19:08:26] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14607071038941533209.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1047644635920883568.kers'
[2026-05-25 19:08:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14607071038941533209.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1047644635920883568.kers]
Culling duplicate invariants (modulo rational): removing 404 columns.
Culled 404 columns in 17 ms.
// Phase 1: matrix 11913 rows 3052 cols 36738 entries
Finished phase 1 with 2487 SingleSign rule and 294 generalized
[2026-05-25 19:08:26] [INFO ] Computed 675 invariants in 177 ms
Computed 675 P flows in 178 ms.
Exported basis to /tmp/petrispot-output-1047644635920883568.kers
Total runtime 201 ms.
[2026-05-25 19:08:46] [INFO ] Implicit Places using invariants in 19576 ms returned [6, 9, 13, 19, 28, 38, 50, 64, 80, 98, 118, 140, 163, 185, 205, 223, 239, 253, 265, 275, 283, 289, 293, 295, 324, 326, 328, 332, 338, 346, 356, 368, 382, 398, 416, 436, 457, 477, 495, 511, 525, 537, 547, 555, 561, 565, 567, 569, 578, 580, 582, 584, 588, 594, 602, 612, 624, 638, 654, 672, 691, 709, 725, 739, 751, 761, 769, 775, 779, 781, 783, 785, 793, 795, 797, 799, 801, 805, 811, 819, 829, 841, 855, 871, 888, 904, 918, 930, 940, 948, 954, 958, 960, 962, 964, 966, 974, 976, 978, 980, 982, 984, 988, 994, 1002, 1012, 1024, 1038, 1053, 1067, 1079, 1089, 1097, 1103, 1107, 1109, 1111, 1113, 1115, 1117, 1125, 1127, 1129, 1131, 1133, 1135, 1137, 1141, 1147, 1155, 1165, 1177, 1190, 1202, 1212, 1220, 1226, 1230, 1232, 1234, 1236, 1238, 1240, 1242, 1250, 1252, 1254, 1256, 1258, 1260, 1262, 1264, 1268, 1274, 1282, 1292, 1303, 1313, 1321, 1327, 1331, 1333, 1335, 1337, 1339, 1341, 1343, 1345, 1353, 1355, 1357, 1359, 1361, 1363, 1365, 1367, 1369, 1373, 1379, 1387, 1396, 1404, 1410, 1414, 1416, 1418, 1420, 1422, 1424, 1426, 1428, 1430, 1438, 1440, 1442, 1444, 1446, 1448, 1450, 1452, 1454, 1456, 1460, 1466, 1473, 1479, 1483, 1485, 1487, 1489, 1491, 1493, 1495, 1497, 1499, 1501, 1509, 1512, 1514, 1516, 1518, 1520, 1522, 1524, 1526, 1528, 1530, 1534, 1541, 1545, 1547, 1549, 1551, 1553, 1555, 1557, 1559, 1561, 1563, 1565, 1574, 1576, 1578, 1580, 1582, 1584, 1586, 1588, 1590, 1592, 1594, 1596, 1599, 1601, 1603, 1605, 1607, 1609, 1611, 1613, 1615, 1617, 1619, 1621, 1629, 1631, 1633, 1635, 1637, 1639, 1641, 1643, 1645, 1647, 1649, 1651, 1653, 1655, 1657, 1659, 1661, 1663, 1665, 1667, 1669, 1671, 1673, 1675, 1681, 1683, 1685, 1687, 1689, 1691, 1693, 1695, 1697, 1699, 1701, 1703, 1705, 1707, 1709, 1711, 1713, 1715, 1717, 1719, 1721, 1723, 1725, 1727, 1734, 1736, 1738, 1740, 1742, 1744, 1746, 1748, 1750, 1752, 1754, 1756, 1758, 1760, 1762, 1764, 1766, 1768, 1770, 1772, 1774, 1776, 1778, 1780, 1788, 1790, 1792, 1794, 1796, 1798, 1800, 1802, 1804, 1806, 1808, 1810, 1812, 1815, 1817, 1819, 1821, 1823, 1825, 1827, 1829, 1831, 1833, 1835, 1843, 1845, 1847, 1849, 1851, 1853, 1855, 1857, 1859, 1861, 1863, 1865, 1869, 1875, 1879, 1881, 1883, 1885, 1887, 1889, 1891, 1893, 1897, 1899, 1908, 1910, 1912, 1914, 1916, 1918, 1920, 1922, 1924, 1926, 1928, 1932, 1938, 1945, 1951, 1955, 1957, 1959, 1961, 1963, 1965, 1967, 1969, 1971, 1979, 1981, 1983, 1985, 1987, 1989, 1991, 1993, 1995, 1997, 2001, 2007, 2015, 2024, 2032, 2038, 2042, 2044, 2046, 2048, 2050, 2052, 2054, 2056, 2064, 2066, 2068, 2070, 2072, 2074, 2076, 2078, 2080, 2084, 2090, 2098, 2108, 2119, 2129, 2137, 2143, 2147, 2149, 2151, 2153, 2155, 2157, 2159, 2167, 2169, 2171, 2173, 2175, 2177, 2179, 2181, 2185, 2191, 2199, 2209, 2221, 2235, 2248, 2258, 2266, 2272, 2276, 2278, 2280, 2282, 2284, 2286, 2295, 2297, 2299, 2301, 2303, 2305, 2307, 2311, 2317, 2325, 2335, 2347, 2361, 2376, 2390, 2402, 2412, 2420, 2426, 2430, 2432, 2434, 2436, 2438, 2447, 2449, 2451, 2453, 2455, 2457, 2461, 2467, 2475, 2485, 2497, 2511, 2527, 2544, 2560, 2574, 2586, 2596, 2604, 2610, 2614, 2616, 2618, 2620, 2628, 2630, 2632, 2634, 2636, 2640, 2646, 2654, 2664, 2676, 2690, 2706, 2724, 2743, 2761, 2777, 2791, 2803, 2813, 2821, 2827, 2831, 2833, 2835, 2843, 2845, 2847, 2849, 2853, 2859, 2867, 2877, 2889, 2903, 2919, 2937, 2957, 2978, 2998, 3016, 3032, 3046, 3058, 3068, 3076, 3082, 3086, 3088, 3094, 3096, 3098, 3102, 3108, 3116, 3126, 3138, 3152, 3168, 3186, 3206, 3228, 3251, 3273, 3293, 3311, 3327, 3341, 3353, 3363, 3371, 3377, 3381]
Discarding 600 places :
Implicit Place search using SMT only with invariants took 19629 ms to find 600 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2856/5080 places, 12799/13849 transitions.
Applied a total of 0 rules in 887 ms. Remains 2856 /2856 variables (removed 0) and now considering 12799/12799 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 53240 ms. Remains : 2856/5080 places, 12799/13849 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17602062252493491603.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6376408169519411754.kers'
[2026-05-25 19:08:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17602062252493491603.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6376408169519411754.kers]
Normalized transition count is 11913 out of 12799 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 15 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:08:47] [INFO ] Computed 75 invariants in 218 ms
Computed 75 P flows in 219 ms.
Exported basis to /tmp/petrispot-output-6376408169519411754.kers
Total runtime 243 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
RANDOM walk for 576745 steps (8795 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 3762829 steps (6079 resets) in 25005 ms. (150 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2026-05-25 19:09:42] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14301381371727570270.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8193357182688967909.kers'
[2026-05-25 19:09:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14301381371727570270.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8193357182688967909.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:09:42] [INFO ] Computed 75 invariants in 151 ms
Computed 75 P flows in 154 ms.
Exported basis to /tmp/petrispot-output-8193357182688967909.kers
Total runtime 185 ms.
[2026-05-25 19:09:43] [INFO ] [Real]Absence check using 25 positive place invariants in 38 ms returned sat
[2026-05-25 19:09:43] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 11 ms returned sat
[2026-05-25 19:09:48] [INFO ] [Real]Absence check using state equation in 4932 ms returned sat
[2026-05-25 19:09:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:09:48] [INFO ] [Nat]Absence check using 25 positive place invariants in 38 ms returned sat
[2026-05-25 19:09:48] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 10 ms returned sat
[2026-05-25 19:09:54] [INFO ] [Nat]Absence check using state equation in 5412 ms returned sat
[2026-05-25 19:09:54] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:09:59] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:10:04] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9673 ms returned unknown
[2026-05-25 19:10:04] [INFO ] [Real]Absence check using 25 positive place invariants in 38 ms returned sat
[2026-05-25 19:10:04] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 25 ms returned sat
[2026-05-25 19:10:09] [INFO ] [Real]Absence check using state equation in 5301 ms returned sat
[2026-05-25 19:10:12] [INFO ] [Real]Added 8602 Read/Feed constraints in 2132 ms returned sat
[2026-05-25 19:10:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:10:12] [INFO ] [Nat]Absence check using 25 positive place invariants in 65 ms returned sat
[2026-05-25 19:10:12] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 27 ms returned sat
[2026-05-25 19:10:18] [INFO ] [Nat]Absence check using state equation in 5177 ms returned sat
[2026-05-25 19:10:23] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:10:24] [INFO ] [Nat]Added 8602 Read/Feed constraints in 5951 ms returned sat
[2026-05-25 19:10:38] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 14363 ms
[2026-05-25 19:10:38] [INFO ] [Real]Absence check using 25 positive place invariants in 54 ms returned sat
[2026-05-25 19:10:39] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 31 ms returned sat
[2026-05-25 19:10:43] [INFO ] [Real]Absence check using state equation in 4687 ms returned sat
[2026-05-25 19:10:44] [INFO ] [Real]Added 8602 Read/Feed constraints in 858 ms returned sat
[2026-05-25 19:10:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:10:45] [INFO ] [Nat]Absence check using 25 positive place invariants in 40 ms returned sat
[2026-05-25 19:10:45] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 18 ms returned sat
[2026-05-25 19:10:50] [INFO ] [Nat]Absence check using state equation in 5352 ms returned sat
[2026-05-25 19:10:55] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:10:58] [INFO ] [Nat]Added 8602 Read/Feed constraints in 7403 ms returned sat
[2026-05-25 19:11:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 19:11:32] [INFO ] [Real]Absence check using 25 positive place invariants in 43 ms returned sat
[2026-05-25 19:11:32] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 19 ms returned sat
[2026-05-25 19:11:37] [INFO ] [Real]Absence check using state equation in 5081 ms returned sat
[2026-05-25 19:11:39] [INFO ] [Real]Added 8602 Read/Feed constraints in 1984 ms returned sat
[2026-05-25 19:11:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:11:40] [INFO ] [Nat]Absence check using 25 positive place invariants in 41 ms returned sat
[2026-05-25 19:11:40] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 24 ms returned sat
[2026-05-25 19:11:45] [INFO ] [Nat]Absence check using state equation in 4526 ms returned sat
[2026-05-25 19:11:50] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:11:52] [INFO ] [Nat]Added 8602 Read/Feed constraints in 7694 ms returned sat
[2026-05-25 19:12:13] [INFO ] Trap strengthening (SAT) tested/added 3/3 trap constraints in 20344 ms
[2026-05-25 19:12:13] [INFO ] [Real]Absence check using 25 positive place invariants in 60 ms returned sat
[2026-05-25 19:12:14] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 46 ms returned sat
[2026-05-25 19:12:18] [INFO ] [Real]Absence check using state equation in 4506 ms returned sat
[2026-05-25 19:12:20] [INFO ] [Real]Added 8602 Read/Feed constraints in 1550 ms returned sat
[2026-05-25 19:12:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:12:21] [INFO ] [Nat]Absence check using 25 positive place invariants in 41 ms returned sat
[2026-05-25 19:12:21] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 11 ms returned sat
[2026-05-25 19:12:25] [INFO ] [Nat]Absence check using state equation in 4090 ms returned sat
[2026-05-25 19:12:30] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:12:30] [INFO ] [Nat]Added 8602 Read/Feed constraints in 5647 ms returned sat
[2026-05-25 19:13:05] [INFO ] Trap strengthening (SAT) tested/added 5/5 trap constraints in 34241 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 2856 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12799/12799 transitions.
Applied a total of 0 rules in 969 ms. Remains 2856 /2856 variables (removed 0) and now considering 12799/12799 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 969 ms. Remains : 2856/2856 places, 12799/12799 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12799/12799 transitions.
Applied a total of 0 rules in 820 ms. Remains 2856 /2856 variables (removed 0) and now considering 12799/12799 (removed 0) transitions.
[2026-05-25 19:13:08] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
[2026-05-25 19:13:08] [INFO ] Invariant cache hit.
[2026-05-25 19:13:15] [INFO ] Implicit Places using invariants in 7635 ms returned []
Implicit Place search using SMT only with invariants took 7649 ms to find 0 implicit places.
Running 12705 sub problems to find dead transitions.
[2026-05-25 19:13:15] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
[2026-05-25 19:13:15] [INFO ] Invariant cache hit.
[2026-05-25 19:13:16] [INFO ] State equation strengthened by 8602 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2854 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12705 unsolved
SMT process timed out in 53208ms, After SMT, problems are : Problem set: 0 solved, 12705 unsolved
Search for dead transitions found 0 dead transitions in 53293ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61890 ms. Remains : 2856/2856 places, 12799/12799 transitions.
RANDOM walk for 40000 steps (608 resets) in 3389 ms. (11 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (63 resets) in 492 ms. (81 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (64 resets) in 1230 ms. (32 steps per ms) remains 10/10 properties
[2026-05-25 19:14:10] [INFO ] Flatten gal took : 997 ms
BEST_FIRST walk for 40004 steps (63 resets) in 582 ms. (68 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (63 resets) in 555 ms. (71 steps per ms) remains 10/10 properties
[2026-05-25 19:14:11] [INFO ] Flatten gal took : 433 ms
BEST_FIRST walk for 40003 steps (64 resets) in 756 ms. (52 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (63 resets) in 524 ms. (76 steps per ms) remains 10/10 properties
[2026-05-25 19:14:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6561732906599744601.gal : 230 ms
[2026-05-25 19:14:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4180973886356328241.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6561732906599744601.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4180973886356328241.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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 40004 steps (63 resets) in 521 ms. (76 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (62 resets) in 388 ms. (102 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (63 resets) in 444 ms. (89 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (62 resets) in 347 ms. (114 steps per ms) remains 10/10 properties
Loading property file /tmp/ReachabilityCardinality4180973886356328241.prop.
Interrupted probabilistic random walk after 43519 steps, run timeout after 6001 ms. (steps per millisecond=7 ) properties seen :0 out of 10
Probabilistic random walk after 43519 steps, saw 18561 distinct states, run finished after 6009 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:14:17] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
[2026-05-25 19:14:17] [INFO ] Invariant cache hit.
[2026-05-25 19:14:17] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2704/2709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 25/2734 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2734 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 56/2790 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SMT process timed out in 6654ms, After SMT, problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 2856 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12799/12799 transitions.
Applied a total of 0 rules in 853 ms. Remains 2856 /2856 variables (removed 0) and now considering 12799/12799 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 855 ms. Remains : 2856/2856 places, 12799/12799 transitions.
RANDOM walk for 40000 steps (608 resets) in 2681 ms. (14 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (64 resets) in 369 ms. (108 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40001 steps (60 resets) in 334 ms. (119 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (64 resets) in 360 ms. (110 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (63 resets) in 342 ms. (116 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (63 resets) in 328 ms. (121 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (64 resets) in 380 ms. (104 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (62 resets) in 354 ms. (112 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (64 resets) in 785 ms. (50 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (63 resets) in 352 ms. (113 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (64 resets) in 447 ms. (89 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 46703 steps, run timeout after 6001 ms. (steps per millisecond=7 ) properties seen :0 out of 10
Probabilistic random walk after 46703 steps, saw 19862 distinct states, run finished after 6001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:14:33] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
[2026-05-25 19:14:33] [INFO ] Invariant cache hit.
[2026-05-25 19:14:33] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2704/2709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 25/2734 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2734 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 56/2790 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 54
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :54 after 69
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :69 after 70
Detected timeout of ITS tools.
[2026-05-25 19:15:01] [INFO ] Flatten gal took : 333 ms
[2026-05-25 19:15:01] [INFO ] Applying decomposition
[2026-05-25 19:15:02] [INFO ] Flatten gal took : 405 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/graph9559966304932416946.txt' '-o' '/tmp/graph9559966304932416946.bin' '-w' '/tmp/graph9559966304932416946.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9559966304932416946.bin' '-l' '-1' '-v' '-w' '/tmp/graph9559966304932416946.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:15:03] [INFO ] Decomposing Gal with order
[2026-05-25 19:15:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:15:06] [INFO ] Removed a total of 25380 redundant transitions.
[2026-05-25 19:15:06] [INFO ] Flatten gal took : 2704 ms
[2026-05-25 19:15:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 6835 labels/synchronizations in 972 ms.
[2026-05-25 19:15:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4378971994436654145.gal : 71 ms
[2026-05-25 19:15:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1313291871340824057.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4378971994436654145.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1313291871340824057.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality1313291871340824057.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 141
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2790 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2790 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 22/2812 variables, 22/43 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2812 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 44/2856 variables, 44/87 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :141 after 495
At refinement iteration 11 (INCLUDED_ONLY) 0/2856 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :495 after 635
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 14769/14769 variables, and 2943 constraints, problems are : Problem set: 0 solved, 10 unsolved in 45032 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, Generalized P Invariants (flows): 50/50 constraints, State Equation: 2856/2856 constraints, ReadFeed: 0/8602 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :635 after 648
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2704/2709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 25/2734 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2734 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 56/2790 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2790 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Detected timeout of ITS tools.
SMT process timed out in 91235ms, After SMT, problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 2856 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12799/12799 transitions.
Applied a total of 0 rules in 868 ms. Remains 2856 /2856 variables (removed 0) and now considering 12799/12799 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 881 ms. Remains : 2856/2856 places, 12799/12799 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12799/12799 transitions.
Applied a total of 0 rules in 848 ms. Remains 2856 /2856 variables (removed 0) and now considering 12799/12799 (removed 0) transitions.
[2026-05-25 19:16:06] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
[2026-05-25 19:16:06] [INFO ] Invariant cache hit.
[2026-05-25 19:16:14] [INFO ] Implicit Places using invariants in 8144 ms returned []
Implicit Place search using SMT only with invariants took 8148 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9019 ms. Remains : 2856/2856 places, 12799/12799 transitions.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8311962935187538442.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17274806791028512653.kers'
[2026-05-25 19:16:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8311962935187538442.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17274806791028512653.kers]
Normalized transition count is 11913 out of 12799 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 9 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:16:14] [INFO ] Computed 75 invariants in 169 ms
Computed 75 P flows in 170 ms.
Exported basis to /tmp/petrispot-output-17274806791028512653.kers
Total runtime 181 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (152 resets) in 584 ms. (17 steps per ms)
BEST_FIRST walk for 10001 steps (16 resets) in 72 ms. (137 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:16:15] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5847341685859441689.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1642367688499889766.kers'
[2026-05-25 19:16:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5847341685859441689.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1642367688499889766.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:16:15] [INFO ] Computed 75 invariants in 176 ms
Computed 75 P flows in 177 ms.
Exported basis to /tmp/petrispot-output-1642367688499889766.kers
Total runtime 208 ms.
[2026-05-25 19:16:16] [INFO ] [Real]Absence check using 25 positive place invariants in 39 ms returned sat
[2026-05-25 19:16:16] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 12 ms returned sat
[2026-05-25 19:16:20] [INFO ] [Real]Absence check using state equation in 4508 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2856 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node19HasAskedItsLeafSetToRx9ToReplaceNode12) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12798/12798 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 2855 transition count 12795
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 2853 transition count 12795
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 6 place count 2852 transition count 12794
Iterating global reduction 2 with 1 rules applied. Total rules applied 7 place count 2852 transition count 12794
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 9 place count 2852 transition count 12792
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 11 place count 2850 transition count 12792
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 14 place count 2847 transition count 12789
Iterating global reduction 3 with 3 rules applied. Total rules applied 17 place count 2847 transition count 12789
Applied a total of 17 rules in 2473 ms. Remains 2847 /2856 variables (removed 9) and now considering 12789/12798 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2474 ms. Remains : 2847/2856 places, 12789/12798 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-39651701594962928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14023869464028072605.kers'
[2026-05-25 19:16:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-39651701594962928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14023869464028072605.kers]
Normalized transition count is 11903 out of 12789 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11903 rows 2801 cols 33803 entries
Finished phase 1 with 2744 SingleSign rule and 28 generalized
[2026-05-25 19:16:23] [INFO ] Computed 75 invariants in 131 ms
Computed 75 P flows in 132 ms.
Exported basis to /tmp/petrispot-output-14023869464028072605.kers
Total runtime 155 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 578985 steps (8829 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 768131 steps (1244 resets) in 5001 ms. (153 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:16:58] [INFO ] Flow matrix only has 11903 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7275798430251429152.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16564469967959396849.kers'
[2026-05-25 19:16:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7275798430251429152.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16564469967959396849.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11903 rows 2801 cols 33803 entries
Finished phase 1 with 2744 SingleSign rule and 28 generalized
[2026-05-25 19:16:58] [INFO ] Computed 75 invariants in 129 ms
Computed 75 P flows in 130 ms.
Exported basis to /tmp/petrispot-output-16564469967959396849.kers
Total runtime 159 ms.
[2026-05-25 19:16:59] [INFO ] [Real]Absence check using 25 positive place invariants in 51 ms returned sat
[2026-05-25 19:16:59] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 48 ms returned sat
[2026-05-25 19:17:04] [INFO ] [Real]Absence check using state equation in 5329 ms returned sat
[2026-05-25 19:17:04] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:17:07] [INFO ] [Real]Added 8602 Read/Feed constraints in 2152 ms returned sat
[2026-05-25 19:17:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:17:08] [INFO ] [Nat]Absence check using 25 positive place invariants in 45 ms returned sat
[2026-05-25 19:17:08] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 16 ms returned sat
[2026-05-25 19:17:14] [INFO ] [Nat]Absence check using state equation in 6070 ms returned sat
[2026-05-25 19:17:19] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:17:23] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9421 ms returned sat
[2026-05-25 19:17:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2847 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2847/2847 places, 12789/12789 transitions.
Applied a total of 0 rules in 802 ms. Remains 2847 /2847 variables (removed 0) and now considering 12789/12789 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 803 ms. Remains : 2847/2847 places, 12789/12789 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2847/2847 places, 12789/12789 transitions.
Applied a total of 0 rules in 802 ms. Remains 2847 /2847 variables (removed 0) and now considering 12789/12789 (removed 0) transitions.
[2026-05-25 19:17:54] [INFO ] Flow matrix only has 11903 transitions (discarded 886 similar events)
[2026-05-25 19:17:54] [INFO ] Invariant cache hit.
[2026-05-25 19:18:02] [INFO ] Implicit Places using invariants in 8014 ms returned [7, 1293, 1498]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 8030 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2844/2847 places, 12789/12789 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 2841 transition count 12786
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 2841 transition count 12786
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 2838 transition count 12783
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 2838 transition count 12783
Applied a total of 12 rules in 1670 ms. Remains 2838 /2844 variables (removed 6) and now considering 12783/12789 (removed 6) transitions.
[2026-05-25 19:18:03] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5507620759288633111.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9785647547414692260.kers'
[2026-05-25 19:18:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5507620759288633111.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9785647547414692260.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11897 rows 2792 cols 33746 entries
Finished phase 1 with 2741 SingleSign rule and 25 generalized
[2026-05-25 19:18:03] [INFO ] Computed 72 invariants in 150 ms
Computed 72 P flows in 151 ms.
Exported basis to /tmp/petrispot-output-9785647547414692260.kers
Total runtime 172 ms.
[2026-05-25 19:18:12] [INFO ] Implicit Places using invariants in 8291 ms returned []
Implicit Place search using SMT only with invariants took 8299 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2838/2847 places, 12783/12789 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 18817 ms. Remains : 2838/2847 places, 12783/12789 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18427757394513278915.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4327692048976270785.kers'
[2026-05-25 19:18:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18427757394513278915.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4327692048976270785.kers]
Normalized transition count is 11897 out of 12783 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 7 ms.
// Phase 1: matrix 11897 rows 2792 cols 33746 entries
Finished phase 1 with 2741 SingleSign rule and 25 generalized
[2026-05-25 19:18:12] [INFO ] Computed 72 invariants in 151 ms
Computed 72 P flows in 152 ms.
Exported basis to /tmp/petrispot-output-4327692048976270785.kers
Total runtime 159 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 587784 steps (8961 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 762814 steps (1232 resets) in 5001 ms. (152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:18:47] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7590252970803416900.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11451069763726140250.kers'
[2026-05-25 19:18:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7590252970803416900.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11451069763726140250.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11897 rows 2792 cols 33746 entries
Finished phase 1 with 2741 SingleSign rule and 25 generalized
[2026-05-25 19:18:47] [INFO ] Computed 72 invariants in 133 ms
Computed 72 P flows in 134 ms.
Exported basis to /tmp/petrispot-output-11451069763726140250.kers
Total runtime 181 ms.
[2026-05-25 19:18:47] [INFO ] [Real]Absence check using 25 positive place invariants in 32 ms returned sat
[2026-05-25 19:18:47] [INFO ] [Real]Absence check using 25 positive and 47 generalized place invariants in 44 ms returned sat
[2026-05-25 19:18:52] [INFO ] [Real]Absence check using state equation in 4520 ms returned sat
[2026-05-25 19:18:52] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:18:54] [INFO ] [Real]Added 8602 Read/Feed constraints in 2117 ms returned sat
[2026-05-25 19:18:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:18:55] [INFO ] [Nat]Absence check using 25 positive place invariants in 33 ms returned sat
[2026-05-25 19:18:55] [INFO ] [Nat]Absence check using 25 positive and 47 generalized place invariants in 27 ms returned sat
[2026-05-25 19:19:00] [INFO ] [Nat]Absence check using state equation in 4793 ms returned sat
[2026-05-25 19:19:05] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:19:07] [INFO ] [Nat]Added 8602 Read/Feed constraints in 7091 ms returned sat
[2026-05-25 19:19:31] [INFO ] Trap strengthening (SAT) tested/added 4/4 trap constraints in 24233 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2838 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 927 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 928 ms. Remains : 2838/2838 places, 12783/12783 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 960 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
[2026-05-25 19:19:34] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:19:34] [INFO ] Invariant cache hit.
[2026-05-25 19:19:42] [INFO ] Implicit Places using invariants in 8250 ms returned []
Implicit Place search using SMT only with invariants took 8251 ms to find 0 implicit places.
Running 12689 sub problems to find dead transitions.
[2026-05-25 19:19:42] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:19:42] [INFO ] Invariant cache hit.
[2026-05-25 19:19:42] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2835 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12689 unsolved
SMT process timed out in 52370ms, After SMT, problems are : Problem set: 0 solved, 12689 unsolved
Search for dead transitions found 0 dead transitions in 52408ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61651 ms. Remains : 2838/2838 places, 12783/12783 transitions.
[2026-05-25 19:20:35] [INFO ] Flatten gal took : 449 ms
[2026-05-25 19:20:35] [INFO ] Flatten gal took : 481 ms
[2026-05-25 19:20:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12275861110874412306.gal : 56 ms
[2026-05-25 19:20:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1596022890065613855.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12275861110874412306.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1596022890065613855.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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 (608 resets) in 4107 ms. (9 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (64 resets) in 384 ms. (103 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (64 resets) in 346 ms. (115 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1596022890065613855.prop.
Interrupted probabilistic random walk after 24086 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 24086 steps, saw 10542 distinct states, run finished after 3013 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:20:39] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:20:39] [INFO ] Invariant cache hit.
[2026-05-25 19:20:39] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 94/95 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/97 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2626/2723 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2723 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/2748 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2748 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 46/2794 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5453ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2838 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 814 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 816 ms. Remains : 2838/2838 places, 12783/12783 transitions.
RANDOM walk for 40000 steps (608 resets) in 3319 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (62 resets) in 406 ms. (98 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (63 resets) in 360 ms. (110 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 22856 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 22856 steps, saw 10035 distinct states, run finished after 3013 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:20:49] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:20:49] [INFO ] Invariant cache hit.
[2026-05-25 19:20:49] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 94/95 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/97 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2626/2723 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2723 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/2748 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2748 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 46/2794 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 54
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :54 after 69
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :69 after 70
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :70 after 71
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :71 after 73
Detected timeout of ITS tools.
[2026-05-25 19:21:26] [INFO ] Flatten gal took : 237 ms
[2026-05-25 19:21:26] [INFO ] Applying decomposition
[2026-05-25 19:21:26] [INFO ] Flatten gal took : 252 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/graph15135122083796167776.txt' '-o' '/tmp/graph15135122083796167776.bin' '-w' '/tmp/graph15135122083796167776.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15135122083796167776.bin' '-l' '-1' '-v' '-w' '/tmp/graph15135122083796167776.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:21:27] [INFO ] Decomposing Gal with order
[2026-05-25 19:21:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:21:29] [INFO ] Removed a total of 25359 redundant transitions.
[2026-05-25 19:21:29] [INFO ] Flatten gal took : 1691 ms
[2026-05-25 19:21:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 7705 labels/synchronizations in 911 ms.
[2026-05-25 19:21:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16196164613439822409.gal : 69 ms
[2026-05-25 19:21:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11996545850885180822.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16196164613439822409.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11996545850885180822.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality11996545850885180822.prop.
SMT process timed out in 45181ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2838 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 983 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 983 ms. Remains : 2838/2838 places, 12783/12783 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 892 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
[2026-05-25 19:21:36] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:21:36] [INFO ] Invariant cache hit.
[2026-05-25 19:21:45] [INFO ] Implicit Places using invariants in 8465 ms returned []
Implicit Place search using SMT only with invariants took 8477 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9380 ms. Remains : 2838/2838 places, 12783/12783 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3052 edges and 2838 vertex of which 25 / 2838 are part of one of the 1 SCC in 6 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 14633 edges and 2814 vertex of which 2792 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.3 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 24 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition Node10DetectsThatNode13CanReplaceNode12.Node13IsBecomingTheNewNodeMaster and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 2767 transition count 11054
Reduce places removed 241 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 2526 transition count 10573
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 680 rules applied. Total rules applied 1647 place count 2286 transition count 10133
Reduce places removed 200 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 598 rules applied. Total rules applied 2245 place count 2086 transition count 9735
Reduce places removed 198 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 558 rules applied. Total rules applied 2803 place count 1888 transition count 9375
Reduce places removed 162 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 484 rules applied. Total rules applied 3287 place count 1726 transition count 9053
Reduce places removed 160 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 448 rules applied. Total rules applied 3735 place count 1566 transition count 8765
Reduce places removed 128 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 382 rules applied. Total rules applied 4117 place count 1438 transition count 8511
Reduce places removed 126 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4467 place count 1312 transition count 8287
Reduce places removed 98 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 292 rules applied. Total rules applied 4759 place count 1214 transition count 8093
Reduce places removed 96 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 264 rules applied. Total rules applied 5023 place count 1118 transition count 7925
Reduce places removed 72 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 214 rules applied. Total rules applied 5237 place count 1046 transition count 7783
Reduce places removed 70 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 190 rules applied. Total rules applied 5427 place count 976 transition count 7663
Reduce places removed 50 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 148 rules applied. Total rules applied 5575 place count 926 transition count 7565
Reduce places removed 48 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 128 rules applied. Total rules applied 5703 place count 878 transition count 7485
Reduce places removed 32 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 94 rules applied. Total rules applied 5797 place count 846 transition count 7423
Reduce places removed 30 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 78 rules applied. Total rules applied 5875 place count 816 transition count 7375
Reduce places removed 18 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 52 rules applied. Total rules applied 5927 place count 798 transition count 7341
Reduce places removed 16 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 40 rules applied. Total rules applied 5967 place count 782 transition count 7317
Reduce places removed 8 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 22 rules applied. Total rules applied 5989 place count 774 transition count 7303
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 14 rules applied. Total rules applied 6003 place count 768 transition count 7295
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 6008 place count 765 transition count 7293
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 23 Pre rules applied. Total rules applied 6008 place count 765 transition count 7270
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 22 with 46 rules applied. Total rules applied 6054 place count 742 transition count 7270
Discarding 620 places :
Symmetric choice reduction at 22 with 620 rule applications. Total rules 6674 place count 122 transition count 690
Iterating global reduction 22 with 620 rules applied. Total rules applied 7294 place count 122 transition count 690
Ensure Unique test removed 562 transitions
Reduce isomorphic transitions removed 562 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 22 with 574 rules applied. Total rules applied 7868 place count 122 transition count 116
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 23 with 12 rules applied. Total rules applied 7880 place count 110 transition count 116
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7880 place count 110 transition count 115
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7882 place count 109 transition count 115
Discarding 20 places :
Symmetric choice reduction at 24 with 20 rule applications. Total rules 7902 place count 89 transition count 86
Iterating global reduction 24 with 20 rules applied. Total rules applied 7922 place count 89 transition count 86
Discarding 9 places :
Symmetric choice reduction at 24 with 9 rule applications. Total rules 7931 place count 80 transition count 77
Iterating global reduction 24 with 9 rules applied. Total rules applied 7940 place count 80 transition count 77
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7942 place count 79 transition count 76
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 7943 place count 78 transition count 74
Iterating global reduction 24 with 1 rules applied. Total rules applied 7944 place count 78 transition count 74
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 7966 place count 78 transition count 52
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 7988 place count 56 transition count 52
Applied a total of 7988 rules in 3854 ms. Remains 56 /2838 variables (removed 2782) and now considering 52/12783 (removed 12731) 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-4905127460341205505.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7650922470745547067.kers'
[2026-05-25 19:21:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4905127460341205505.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7650922470745547067.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 52 rows 56 cols 293 entries
Finished phase 1 with 16 SingleSign rule and 15 generalized
[2026-05-25 19:21:49] [INFO ] Computed 25 invariants in 0 ms
Computed 25 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7650922470745547067.kers
Total runtime 1 ms.
[2026-05-25 19:21:49] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2026-05-25 19:21:49] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 6 ms returned sat
[2026-05-25 19:21:49] [INFO ] After 33ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:21:49] [INFO ] After 47ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:21:49] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:21:49] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:21:49] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:21:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10904202532750033623.gal : 1 ms
[2026-05-25 19:21:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14923213423858199654.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/ReachabilityCardinality10904202532750033623.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14923213423858199654.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality14923213423858199654.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 23
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :23 after 40
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 287
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :287 after 963
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1975,0.086905,7960,2,4556,12,11707,8,0,252,10649,0
Total reachable state count : 1975

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,2,0.087466,8060,2,59,12,11707,8,0,254,10649,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,2,0.087927,8212,2,59,12,11707,8,0,254,10649,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 4115 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-02 in 334778 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2232128622814112716.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2955689608118518768.kers'
[2026-05-25 19:21:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2232128622814112716.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2955689608118518768.kers]
Normalized transition count is 11913 out of 12799 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:21:49] [INFO ] Computed 75 invariants in 129 ms
Computed 75 P flows in 129 ms.
Exported basis to /tmp/petrispot-output-2955689608118518768.kers
Total runtime 138 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (152 resets) in 555 ms. (17 steps per ms)
BEST_FIRST walk for 10001 steps (15 resets) in 66 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:21:50] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14696506480936923553.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4116708630140805632.kers'
[2026-05-25 19:21:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14696506480936923553.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4116708630140805632.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:21:50] [INFO ] Computed 75 invariants in 137 ms
Computed 75 P flows in 139 ms.
Exported basis to /tmp/petrispot-output-4116708630140805632.kers
Total runtime 159 ms.
[2026-05-25 19:21:50] [INFO ] [Real]Absence check using 25 positive place invariants in 67 ms returned sat
[2026-05-25 19:21:50] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 12 ms returned sat
[2026-05-25 19:21:55] [INFO ] [Real]Absence check using state equation in 4209 ms returned sat
[2026-05-25 19:21:55] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:21:55] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:866)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2856 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node15HasTheLeafSetOfRx10ToReplaceNode22) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12798/12798 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2855 transition count 12796
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2854 transition count 12796
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 4 place count 2853 transition count 12795
Iterating global reduction 2 with 1 rules applied. Total rules applied 5 place count 2853 transition count 12795
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 2853 transition count 12793
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 9 place count 2851 transition count 12793
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 12 place count 2848 transition count 12790
Iterating global reduction 3 with 3 rules applied. Total rules applied 15 place count 2848 transition count 12790
Applied a total of 15 rules in 2347 ms. Remains 2848 /2856 variables (removed 8) and now considering 12790/12798 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2347 ms. Remains : 2848/2856 places, 12790/12798 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8488549307013593327.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16872266114486629688.kers'
[2026-05-25 19:21:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8488549307013593327.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16872266114486629688.kers]
Normalized transition count is 11904 out of 12790 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11904 rows 2802 cols 33806 entries
Finished phase 1 with 2745 SingleSign rule and 28 generalized
[2026-05-25 19:21:57] [INFO ] Computed 75 invariants in 141 ms
Computed 75 P flows in 142 ms.
Exported basis to /tmp/petrispot-output-16872266114486629688.kers
Total runtime 152 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 574664 steps (8764 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 765175 steps (1242 resets) in 5001 ms. (152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:22:32] [INFO ] Flow matrix only has 11904 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12572790217504488743.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14658603009769955959.kers'
[2026-05-25 19:22:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12572790217504488743.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14658603009769955959.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11904 rows 2802 cols 33806 entries
Finished phase 1 with 2745 SingleSign rule and 28 generalized
[2026-05-25 19:22:33] [INFO ] Computed 75 invariants in 134 ms
Computed 75 P flows in 139 ms.
Exported basis to /tmp/petrispot-output-14658603009769955959.kers
Total runtime 153 ms.
[2026-05-25 19:22:33] [INFO ] [Real]Absence check using 25 positive place invariants in 40 ms returned sat
[2026-05-25 19:22:33] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 12 ms returned sat
[2026-05-25 19:22:37] [INFO ] [Real]Absence check using state equation in 4100 ms returned sat
[2026-05-25 19:22:37] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:22:39] [INFO ] [Real]Added 8602 Read/Feed constraints in 1807 ms returned sat
[2026-05-25 19:22:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:22:40] [INFO ] [Nat]Absence check using 25 positive place invariants in 39 ms returned sat
[2026-05-25 19:22:40] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 39 ms returned sat
[2026-05-25 19:22:44] [INFO ] [Nat]Absence check using state equation in 4411 ms returned sat
[2026-05-25 19:22:49] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:22:54] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9640 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2848 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2848/2848 places, 12790/12790 transitions.
Applied a total of 0 rules in 991 ms. Remains 2848 /2848 variables (removed 0) and now considering 12790/12790 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 991 ms. Remains : 2848/2848 places, 12790/12790 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2848/2848 places, 12790/12790 transitions.
Applied a total of 0 rules in 980 ms. Remains 2848 /2848 variables (removed 0) and now considering 12790/12790 (removed 0) transitions.
[2026-05-25 19:22:56] [INFO ] Flow matrix only has 11904 transitions (discarded 886 similar events)
[2026-05-25 19:22:56] [INFO ] Invariant cache hit.
[2026-05-25 19:23:05] [INFO ] Implicit Places using invariants in 8715 ms returned [7, 1293, 1762]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 8727 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2845/2848 places, 12790/12790 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 2842 transition count 12787
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 2842 transition count 12787
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 2839 transition count 12784
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 2839 transition count 12784
Applied a total of 12 rules in 1487 ms. Remains 2839 /2845 variables (removed 6) and now considering 12784/12790 (removed 6) transitions.
[2026-05-25 19:23:06] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1989921671769572002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13591475134159458354.kers'
[2026-05-25 19:23:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1989921671769572002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13591475134159458354.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 17 ms.
// Phase 1: matrix 11898 rows 2793 cols 33748 entries
Finished phase 1 with 2742 SingleSign rule and 25 generalized
[2026-05-25 19:23:06] [INFO ] Computed 72 invariants in 145 ms
Computed 72 P flows in 146 ms.
Exported basis to /tmp/petrispot-output-13591475134159458354.kers
Total runtime 168 ms.
[2026-05-25 19:23:15] [INFO ] Implicit Places using invariants in 8756 ms returned []
Implicit Place search using SMT only with invariants took 8759 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2839/2848 places, 12784/12790 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 19956 ms. Remains : 2839/2848 places, 12784/12790 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8070718217605399980.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3992220809263022206.kers'
[2026-05-25 19:23:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8070718217605399980.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3992220809263022206.kers]
Normalized transition count is 11898 out of 12784 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 7 ms.
// Phase 1: matrix 11898 rows 2793 cols 33748 entries
Finished phase 1 with 2742 SingleSign rule and 25 generalized
[2026-05-25 19:23:15] [INFO ] Computed 72 invariants in 153 ms
Computed 72 P flows in 153 ms.
Exported basis to /tmp/petrispot-output-3992220809263022206.kers
Total runtime 172 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 601847 steps (9174 resets) in 30001 ms. (20 steps per ms)
BEST_FIRST walk for 755132 steps (1219 resets) in 5001 ms. (150 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:23:50] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-435598979472674113.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4829871320356682844.kers'
[2026-05-25 19:23:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-435598979472674113.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4829871320356682844.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 6 ms.
// Phase 1: matrix 11898 rows 2793 cols 33748 entries
Finished phase 1 with 2742 SingleSign rule and 25 generalized
[2026-05-25 19:23:50] [INFO ] Computed 72 invariants in 145 ms
Computed 72 P flows in 146 ms.
Exported basis to /tmp/petrispot-output-4829871320356682844.kers
Total runtime 181 ms.
[2026-05-25 19:23:51] [INFO ] [Real]Absence check using 25 positive place invariants in 36 ms returned sat
[2026-05-25 19:23:51] [INFO ] [Real]Absence check using 25 positive and 47 generalized place invariants in 33 ms returned sat
[2026-05-25 19:23:55] [INFO ] [Real]Absence check using state equation in 4587 ms returned sat
[2026-05-25 19:23:56] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:23:57] [INFO ] [Real]Added 8602 Read/Feed constraints in 1792 ms returned sat
[2026-05-25 19:23:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:23:58] [INFO ] [Nat]Absence check using 25 positive place invariants in 34 ms returned sat
[2026-05-25 19:23:58] [INFO ] [Nat]Absence check using 25 positive and 47 generalized place invariants in 27 ms returned sat
[2026-05-25 19:24:03] [INFO ] [Nat]Absence check using state equation in 4983 ms returned sat
[2026-05-25 19:24:09] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:24:10] [INFO ] [Nat]Added 8602 Read/Feed constraints in 6351 ms returned sat
[2026-05-25 19:24:25] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 15026 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2839 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 810 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 810 ms. Remains : 2839/2839 places, 12784/12784 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 827 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
[2026-05-25 19:24:27] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:24:27] [INFO ] Invariant cache hit.
[2026-05-25 19:24:34] [INFO ] Implicit Places using invariants in 7450 ms returned []
Implicit Place search using SMT only with invariants took 7452 ms to find 0 implicit places.
Running 12690 sub problems to find dead transitions.
[2026-05-25 19:24:34] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:24:34] [INFO ] Invariant cache hit.
[2026-05-25 19:24:34] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2836 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12690 unsolved
SMT process timed out in 51455ms, After SMT, problems are : Problem set: 0 solved, 12690 unsolved
Search for dead transitions found 0 dead transitions in 51479ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59785 ms. Remains : 2839/2839 places, 12784/12784 transitions.
[2026-05-25 19:25:27] [INFO ] Flatten gal took : 688 ms
RANDOM walk for 40000 steps (608 resets) in 3020 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (59 resets) in 329 ms. (121 steps per ms) remains 2/2 properties
[2026-05-25 19:25:27] [INFO ] Flatten gal took : 338 ms
BEST_FIRST walk for 40003 steps (62 resets) in 343 ms. (116 steps per ms) remains 2/2 properties
[2026-05-25 19:25:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11923698986566205744.gal : 65 ms
[2026-05-25 19:25:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4444335451383257117.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11923698986566205744.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4444335451383257117.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality4444335451383257117.prop.
Interrupted probabilistic random walk after 22714 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 22714 steps, saw 9976 distinct states, run finished after 3014 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:25:30] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:25:30] [INFO ] Invariant cache hit.
[2026-05-25 19:25:30] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 97/98 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2626/2724 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2724 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 25/2749 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2749 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 46/2795 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 7994ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2839 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 1009 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1022 ms. Remains : 2839/2839 places, 12784/12784 transitions.
RANDOM walk for 40000 steps (608 resets) in 2511 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (62 resets) in 401 ms. (99 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (63 resets) in 343 ms. (116 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 23493 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 23493 steps, saw 10299 distinct states, run finished after 3010 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:25:43] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:25:43] [INFO ] Invariant cache hit.
[2026-05-25 19:25:43] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 97/98 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2626/2724 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2724 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 25/2749 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2749 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 46/2795 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 54
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :54 after 69
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :69 after 70
Detected timeout of ITS tools.
[2026-05-25 19:26:17] [INFO ] Flatten gal took : 275 ms
[2026-05-25 19:26:17] [INFO ] Applying decomposition
[2026-05-25 19:26:18] [INFO ] Flatten gal took : 301 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/graph10344861309658976143.txt' '-o' '/tmp/graph10344861309658976143.bin' '-w' '/tmp/graph10344861309658976143.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10344861309658976143.bin' '-l' '-1' '-v' '-w' '/tmp/graph10344861309658976143.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:26:18] [INFO ] Decomposing Gal with order
[2026-05-25 19:26:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:26:20] [INFO ] Removed a total of 25329 redundant transitions.
[2026-05-25 19:26:20] [INFO ] Flatten gal took : 1710 ms
[2026-05-25 19:26:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 6624 labels/synchronizations in 764 ms.
[2026-05-25 19:26:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15088176345238122847.gal : 56 ms
[2026-05-25 19:26:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12362436847223344935.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15088176345238122847.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12362436847223344935.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality12362436847223344935.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 172
SMT process timed out in 47391ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2839 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 1092 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1092 ms. Remains : 2839/2839 places, 12784/12784 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 957 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
[2026-05-25 19:26:32] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:26:32] [INFO ] Invariant cache hit.
[2026-05-25 19:26:40] [INFO ] Implicit Places using invariants in 7576 ms returned []
Implicit Place search using SMT only with invariants took 7578 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8536 ms. Remains : 2839/2839 places, 12784/12784 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3052 edges and 2839 vertex of which 25 / 2839 are part of one of the 1 SCC in 6 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 14633 edges and 2815 vertex of which 2793 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.2 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 24 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition Node10DetectsThatNode13CanReplaceNode12.Node13IsBecomingTheNewNodeMaster and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 2768 transition count 11055
Reduce places removed 241 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 2527 transition count 10574
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 680 rules applied. Total rules applied 1647 place count 2287 transition count 10134
Reduce places removed 200 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 598 rules applied. Total rules applied 2245 place count 2087 transition count 9736
Reduce places removed 198 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 558 rules applied. Total rules applied 2803 place count 1889 transition count 9376
Reduce places removed 162 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 484 rules applied. Total rules applied 3287 place count 1727 transition count 9054
Reduce places removed 160 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 448 rules applied. Total rules applied 3735 place count 1567 transition count 8766
Reduce places removed 128 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 382 rules applied. Total rules applied 4117 place count 1439 transition count 8512
Reduce places removed 126 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4467 place count 1313 transition count 8288
Reduce places removed 98 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 292 rules applied. Total rules applied 4759 place count 1215 transition count 8094
Reduce places removed 96 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 264 rules applied. Total rules applied 5023 place count 1119 transition count 7926
Reduce places removed 72 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 214 rules applied. Total rules applied 5237 place count 1047 transition count 7784
Reduce places removed 70 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 190 rules applied. Total rules applied 5427 place count 977 transition count 7664
Reduce places removed 50 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 148 rules applied. Total rules applied 5575 place count 927 transition count 7566
Reduce places removed 48 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 128 rules applied. Total rules applied 5703 place count 879 transition count 7486
Reduce places removed 32 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 94 rules applied. Total rules applied 5797 place count 847 transition count 7424
Reduce places removed 30 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 78 rules applied. Total rules applied 5875 place count 817 transition count 7376
Reduce places removed 18 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 52 rules applied. Total rules applied 5927 place count 799 transition count 7342
Reduce places removed 16 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 40 rules applied. Total rules applied 5967 place count 783 transition count 7318
Reduce places removed 8 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 22 rules applied. Total rules applied 5989 place count 775 transition count 7304
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 14 rules applied. Total rules applied 6003 place count 769 transition count 7296
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 6008 place count 766 transition count 7294
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 23 Pre rules applied. Total rules applied 6008 place count 766 transition count 7271
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 22 with 46 rules applied. Total rules applied 6054 place count 743 transition count 7271
Discarding 620 places :
Symmetric choice reduction at 22 with 620 rule applications. Total rules 6674 place count 123 transition count 691
Iterating global reduction 22 with 620 rules applied. Total rules applied 7294 place count 123 transition count 691
Ensure Unique test removed 562 transitions
Reduce isomorphic transitions removed 562 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 22 with 574 rules applied. Total rules applied 7868 place count 123 transition count 117
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 23 with 12 rules applied. Total rules applied 7880 place count 111 transition count 117
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7880 place count 111 transition count 116
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7882 place count 110 transition count 116
Discarding 19 places :
Symmetric choice reduction at 24 with 19 rule applications. Total rules 7901 place count 91 transition count 89
Iterating global reduction 24 with 19 rules applied. Total rules applied 7920 place count 91 transition count 89
Discarding 8 places :
Symmetric choice reduction at 24 with 8 rule applications. Total rules 7928 place count 83 transition count 81
Iterating global reduction 24 with 8 rules applied. Total rules applied 7936 place count 83 transition count 81
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 24 with 4 rules applied. Total rules applied 7940 place count 81 transition count 79
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 7941 place count 80 transition count 77
Iterating global reduction 24 with 1 rules applied. Total rules applied 7942 place count 80 transition count 77
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 7964 place count 80 transition count 55
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 7986 place count 58 transition count 55
Applied a total of 7986 rules in 3776 ms. Remains 58 /2839 variables (removed 2781) and now considering 55/12784 (removed 12729) 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-16873458315655520893.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12452208520909236946.kers'
[2026-05-25 19:26:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16873458315655520893.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12452208520909236946.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 55 rows 58 cols 307 entries
Finished phase 1 with 17 SingleSign rule and 16 generalized
[2026-05-25 19:26:44] [INFO ] Computed 25 invariants in 0 ms
Computed 25 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12452208520909236946.kers
Total runtime 1 ms.
[2026-05-25 19:26:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:26:44] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2026-05-25 19:26:44] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 19:26:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 14 ms returned sat
[2026-05-25 19:26:44] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2026-05-25 19:26:44] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:26:44] [INFO ] After 54ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 19:26:44] [INFO ] After 156ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-25 19:26:44] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:26:44] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:26:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality314530848715454836.gal : 1 ms
[2026-05-25 19:26:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10381907502295402586.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/ReachabilityCardinality314530848715454836.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10381907502295402586.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality10381907502295402586.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 31
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :31 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 156
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :156 after 378
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :378 after 1168
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,4219,0.144258,9724,2,5676,13,15956,8,0,262,17811,0
Total reachable state count : 4219

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,321,0.145241,9860,2,1821,13,15956,8,0,264,17811,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,321,0.146237,9988,2,1821,13,15956,8,0,264,17811,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 4226 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-03 in 295334 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18297847568848844813.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5894861639466790221.kers'
[2026-05-25 19:26:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18297847568848844813.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5894861639466790221.kers]
Normalized transition count is 11913 out of 12799 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:26:44] [INFO ] Computed 75 invariants in 161 ms
Computed 75 P flows in 170 ms.
Exported basis to /tmp/petrispot-output-5894861639466790221.kers
Total runtime 178 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (152 resets) in 506 ms. (19 steps per ms)
BEST_FIRST walk for 10001 steps (16 resets) in 65 ms. (151 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:26:45] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13489128104184601984.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12349909153140261035.kers'
[2026-05-25 19:26:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13489128104184601984.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12349909153140261035.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:26:45] [INFO ] Computed 75 invariants in 131 ms
Computed 75 P flows in 150 ms.
Exported basis to /tmp/petrispot-output-12349909153140261035.kers
Total runtime 171 ms.
[2026-05-25 19:26:46] [INFO ] [Real]Absence check using 25 positive place invariants in 55 ms returned sat
[2026-05-25 19:26:46] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 22 ms returned sat
[2026-05-25 19:26:50] [INFO ] [Real]Absence check using state equation in 4264 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2856 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place RequestOfNode20IsSentToRx9) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12798/12798 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2856 transition count 12796
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2854 transition count 12796
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 7 place count 2854 transition count 12793
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 10 place count 2851 transition count 12793
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 14 place count 2847 transition count 12789
Iterating global reduction 3 with 4 rules applied. Total rules applied 18 place count 2847 transition count 12789
Applied a total of 18 rules in 2040 ms. Remains 2847 /2856 variables (removed 9) and now considering 12789/12798 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2040 ms. Remains : 2847/2856 places, 12789/12798 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14938706401257353678.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8552627320493218639.kers'
[2026-05-25 19:26:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14938706401257353678.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8552627320493218639.kers]
Normalized transition count is 11903 out of 12789 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 11 ms.
// Phase 1: matrix 11903 rows 2801 cols 33803 entries
Finished phase 1 with 2745 SingleSign rule and 27 generalized
[2026-05-25 19:26:52] [INFO ] Computed 75 invariants in 180 ms
Computed 75 P flows in 193 ms.
Exported basis to /tmp/petrispot-output-8552627320493218639.kers
Total runtime 203 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 565316 steps (8620 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 748825 steps (1214 resets) in 5001 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:27:27] [INFO ] Flow matrix only has 11903 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-782559987692434467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4055271308551379498.kers'
[2026-05-25 19:27:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-782559987692434467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4055271308551379498.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11903 rows 2801 cols 33803 entries
Finished phase 1 with 2745 SingleSign rule and 27 generalized
[2026-05-25 19:27:28] [INFO ] Computed 75 invariants in 179 ms
Computed 75 P flows in 180 ms.
Exported basis to /tmp/petrispot-output-4055271308551379498.kers
Total runtime 193 ms.
[2026-05-25 19:27:28] [INFO ] [Real]Absence check using 25 positive place invariants in 69 ms returned sat
[2026-05-25 19:27:28] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 19 ms returned sat
[2026-05-25 19:27:35] [INFO ] [Real]Absence check using state equation in 6687 ms returned sat
[2026-05-25 19:27:35] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:27:36] [INFO ] [Real]Added 8602 Read/Feed constraints in 1129 ms returned sat
[2026-05-25 19:27:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:27:37] [INFO ] [Nat]Absence check using 25 positive place invariants in 43 ms returned sat
[2026-05-25 19:27:37] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 50 ms returned sat
[2026-05-25 19:27:43] [INFO ] [Nat]Absence check using state equation in 5311 ms returned sat
[2026-05-25 19:27:48] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:27:49] [INFO ] [Nat]Added 8602 Read/Feed constraints in 6131 ms returned sat
[2026-05-25 19:28:23] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2847 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2847/2847 places, 12789/12789 transitions.
Applied a total of 0 rules in 946 ms. Remains 2847 /2847 variables (removed 0) and now considering 12789/12789 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 946 ms. Remains : 2847/2847 places, 12789/12789 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2847/2847 places, 12789/12789 transitions.
Applied a total of 0 rules in 913 ms. Remains 2847 /2847 variables (removed 0) and now considering 12789/12789 (removed 0) transitions.
[2026-05-25 19:28:25] [INFO ] Flow matrix only has 11903 transitions (discarded 886 similar events)
[2026-05-25 19:28:25] [INFO ] Invariant cache hit.
[2026-05-25 19:28:33] [INFO ] Implicit Places using invariants in 8301 ms returned [7, 1293, 1498, 1760]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 8317 ms to find 4 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2843/2847 places, 12789/12789 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 2839 transition count 12785
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 2839 transition count 12785
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 12 place count 2835 transition count 12781
Iterating global reduction 0 with 4 rules applied. Total rules applied 16 place count 2835 transition count 12781
Applied a total of 16 rules in 1594 ms. Remains 2835 /2843 variables (removed 8) and now considering 12781/12789 (removed 8) transitions.
[2026-05-25 19:28:35] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17301192490149329467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3639775182620613290.kers'
[2026-05-25 19:28:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17301192490149329467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3639775182620613290.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 23 ms.
// Phase 1: matrix 11895 rows 2789 cols 33726 entries
Finished phase 1 with 2741 SingleSign rule and 23 generalized
[2026-05-25 19:28:35] [INFO ] Computed 71 invariants in 187 ms
Computed 71 P flows in 188 ms.
Exported basis to /tmp/petrispot-output-3639775182620613290.kers
Total runtime 212 ms.
[2026-05-25 19:28:43] [INFO ] Implicit Places using invariants in 8235 ms returned []
Implicit Place search using SMT only with invariants took 8238 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2835/2847 places, 12781/12789 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 19064 ms. Remains : 2835/2847 places, 12781/12789 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13887069396537693308.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-96727639554085322.kers'
[2026-05-25 19:28:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13887069396537693308.kers, --Pflows, --basisKERS=/tmp/petrispot-output-96727639554085322.kers]
Normalized transition count is 11895 out of 12781 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11895 rows 2789 cols 33726 entries
Finished phase 1 with 2741 SingleSign rule and 23 generalized
[2026-05-25 19:28:43] [INFO ] Computed 71 invariants in 178 ms
Computed 71 P flows in 179 ms.
Exported basis to /tmp/petrispot-output-96727639554085322.kers
Total runtime 192 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 562261 steps (8570 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 759344 steps (1227 resets) in 5001 ms. (151 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:29:18] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1946453713925393861.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5097427404876987021.kers'
[2026-05-25 19:29:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1946453713925393861.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5097427404876987021.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11895 rows 2789 cols 33726 entries
Finished phase 1 with 2741 SingleSign rule and 23 generalized
[2026-05-25 19:29:18] [INFO ] Computed 71 invariants in 144 ms
Computed 71 P flows in 145 ms.
Exported basis to /tmp/petrispot-output-5097427404876987021.kers
Total runtime 165 ms.
[2026-05-25 19:29:19] [INFO ] [Real]Absence check using 25 positive place invariants in 64 ms returned sat
[2026-05-25 19:29:19] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 10 ms returned sat
[2026-05-25 19:29:24] [INFO ] [Real]Absence check using state equation in 5049 ms returned sat
[2026-05-25 19:29:25] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:29:26] [INFO ] [Real]Added 8602 Read/Feed constraints in 1227 ms returned sat
[2026-05-25 19:29:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:29:26] [INFO ] [Nat]Absence check using 25 positive place invariants in 56 ms returned sat
[2026-05-25 19:29:27] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 29 ms returned sat
[2026-05-25 19:29:32] [INFO ] [Nat]Absence check using state equation in 5301 ms returned sat
[2026-05-25 19:29:37] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:29:40] [INFO ] [Nat]Added 8602 Read/Feed constraints in 8097 ms returned sat
[2026-05-25 19:30:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2835 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2835/2835 places, 12781/12781 transitions.
Applied a total of 0 rules in 910 ms. Remains 2835 /2835 variables (removed 0) and now considering 12781/12781 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 910 ms. Remains : 2835/2835 places, 12781/12781 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2835/2835 places, 12781/12781 transitions.
Applied a total of 0 rules in 888 ms. Remains 2835 /2835 variables (removed 0) and now considering 12781/12781 (removed 0) transitions.
[2026-05-25 19:30:13] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
[2026-05-25 19:30:13] [INFO ] Invariant cache hit.
[2026-05-25 19:30:22] [INFO ] Implicit Places using invariants in 8722 ms returned []
Implicit Place search using SMT only with invariants took 8771 ms to find 0 implicit places.
Running 12687 sub problems to find dead transitions.
[2026-05-25 19:30:22] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
[2026-05-25 19:30:22] [INFO ] Invariant cache hit.
[2026-05-25 19:30:22] [INFO ] State equation strengthened by 8602 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2832 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12687 unsolved
SMT process timed out in 55530ms, After SMT, problems are : Problem set: 0 solved, 12687 unsolved
Search for dead transitions found 0 dead transitions in 55557ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65267 ms. Remains : 2835/2835 places, 12781/12781 transitions.
[2026-05-25 19:31:18] [INFO ] Flatten gal took : 399 ms
[2026-05-25 19:31:18] [INFO ] Flatten gal took : 342 ms
[2026-05-25 19:31:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10159735274501444878.gal : 65 ms
[2026-05-25 19:31:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9456625235073084306.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10159735274501444878.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9456625235073084306.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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 (608 resets) in 3099 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (64 resets) in 340 ms. (117 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (63 resets) in 347 ms. (114 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality9456625235073084306.prop.
Interrupted probabilistic random walk after 22394 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 22394 steps, saw 9851 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:31:22] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
[2026-05-25 19:31:22] [INFO ] Invariant cache hit.
[2026-05-25 19:31:22] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2695/2696 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2696 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2721 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2721 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 24/2745 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2745 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 46/2791 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 7743ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2835 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2835/2835 places, 12781/12781 transitions.
Applied a total of 0 rules in 833 ms. Remains 2835 /2835 variables (removed 0) and now considering 12781/12781 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 834 ms. Remains : 2835/2835 places, 12781/12781 transitions.
RANDOM walk for 40000 steps (608 resets) in 2709 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (63 resets) in 389 ms. (102 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (63 resets) in 352 ms. (113 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 22118 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 22118 steps, saw 9731 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:31:34] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
[2026-05-25 19:31:34] [INFO ] Invariant cache hit.
[2026-05-25 19:31:34] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2695/2696 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2696 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2721 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2721 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 24/2745 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2745 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 46/2791 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 54
Detected timeout of ITS tools.
[2026-05-25 19:32:09] [INFO ] Flatten gal took : 304 ms
[2026-05-25 19:32:09] [INFO ] Applying decomposition
[2026-05-25 19:32:09] [INFO ] Flatten gal took : 342 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/graph752800990368231426.txt' '-o' '/tmp/graph752800990368231426.bin' '-w' '/tmp/graph752800990368231426.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph752800990368231426.bin' '-l' '-1' '-v' '-w' '/tmp/graph752800990368231426.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:32:10] [INFO ] Decomposing Gal with order
[2026-05-25 19:32:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:32:12] [INFO ] Removed a total of 25342 redundant transitions.
[2026-05-25 19:32:12] [INFO ] Flatten gal took : 1824 ms
[2026-05-25 19:32:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 7465 labels/synchronizations in 865 ms.
[2026-05-25 19:32:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10355541346116557171.gal : 50 ms
[2026-05-25 19:32:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8920914534615038566.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10355541346116557171.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8920914534615038566.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality8920914534615038566.prop.
SMT process timed out in 46757ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2835 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2835/2835 places, 12781/12781 transitions.
Applied a total of 0 rules in 834 ms. Remains 2835 /2835 variables (removed 0) and now considering 12781/12781 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 847 ms. Remains : 2835/2835 places, 12781/12781 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2835/2835 places, 12781/12781 transitions.
Applied a total of 0 rules in 835 ms. Remains 2835 /2835 variables (removed 0) and now considering 12781/12781 (removed 0) transitions.
[2026-05-25 19:32:23] [INFO ] Flow matrix only has 11895 transitions (discarded 886 similar events)
[2026-05-25 19:32:23] [INFO ] Invariant cache hit.
[2026-05-25 19:32:31] [INFO ] Implicit Places using invariants in 8368 ms returned []
Implicit Place search using SMT only with invariants took 8393 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9244 ms. Remains : 2835/2835 places, 12781/12781 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3051 edges and 2835 vertex of which 25 / 2835 are part of one of the 1 SCC in 2 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 14614 edges and 2811 vertex of which 2789 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.3 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 24 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition Node10DetectsThatNode13CanReplaceNode12.Node13IsBecomingTheNewNodeMaster and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 2764 transition count 11052
Reduce places removed 241 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 2523 transition count 10571
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 680 rules applied. Total rules applied 1647 place count 2283 transition count 10131
Reduce places removed 200 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 598 rules applied. Total rules applied 2245 place count 2083 transition count 9733
Reduce places removed 198 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 558 rules applied. Total rules applied 2803 place count 1885 transition count 9373
Reduce places removed 162 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 484 rules applied. Total rules applied 3287 place count 1723 transition count 9051
Reduce places removed 160 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 448 rules applied. Total rules applied 3735 place count 1563 transition count 8763
Reduce places removed 128 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 382 rules applied. Total rules applied 4117 place count 1435 transition count 8509
Reduce places removed 126 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4467 place count 1309 transition count 8285
Reduce places removed 98 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 292 rules applied. Total rules applied 4759 place count 1211 transition count 8091
Reduce places removed 96 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 264 rules applied. Total rules applied 5023 place count 1115 transition count 7923
Reduce places removed 72 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 214 rules applied. Total rules applied 5237 place count 1043 transition count 7781
Reduce places removed 70 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 190 rules applied. Total rules applied 5427 place count 973 transition count 7661
Reduce places removed 50 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 148 rules applied. Total rules applied 5575 place count 923 transition count 7563
Reduce places removed 48 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 128 rules applied. Total rules applied 5703 place count 875 transition count 7483
Reduce places removed 32 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 94 rules applied. Total rules applied 5797 place count 843 transition count 7421
Reduce places removed 30 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 78 rules applied. Total rules applied 5875 place count 813 transition count 7373
Reduce places removed 18 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 52 rules applied. Total rules applied 5927 place count 795 transition count 7339
Reduce places removed 16 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 40 rules applied. Total rules applied 5967 place count 779 transition count 7315
Reduce places removed 8 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 22 rules applied. Total rules applied 5989 place count 771 transition count 7301
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 14 rules applied. Total rules applied 6003 place count 765 transition count 7293
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 6008 place count 762 transition count 7291
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 22 Pre rules applied. Total rules applied 6008 place count 762 transition count 7269
Deduced a syphon composed of 22 places in 1 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 22 with 44 rules applied. Total rules applied 6052 place count 740 transition count 7269
Discarding 621 places :
Symmetric choice reduction at 22 with 621 rule applications. Total rules 6673 place count 119 transition count 678
Iterating global reduction 22 with 621 rules applied. Total rules applied 7294 place count 119 transition count 678
Ensure Unique test removed 562 transitions
Reduce isomorphic transitions removed 562 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 22 with 574 rules applied. Total rules applied 7868 place count 119 transition count 104
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 23 with 12 rules applied. Total rules applied 7880 place count 107 transition count 104
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7880 place count 107 transition count 103
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7882 place count 106 transition count 103
Discarding 20 places :
Symmetric choice reduction at 24 with 20 rule applications. Total rules 7902 place count 86 transition count 74
Iterating global reduction 24 with 20 rules applied. Total rules applied 7922 place count 86 transition count 74
Discarding 9 places :
Symmetric choice reduction at 24 with 9 rule applications. Total rules 7931 place count 77 transition count 65
Iterating global reduction 24 with 9 rules applied. Total rules applied 7940 place count 77 transition count 65
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7942 place count 76 transition count 64
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 7943 place count 75 transition count 62
Iterating global reduction 24 with 1 rules applied. Total rules applied 7944 place count 75 transition count 62
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 7966 place count 75 transition count 40
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 7988 place count 53 transition count 40
Applied a total of 7988 rules in 3787 ms. Remains 53 /2835 variables (removed 2782) and now considering 40/12781 (removed 12741) 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-8594663323895130891.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11929025947089723189.kers'
[2026-05-25 19:32:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8594663323895130891.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11929025947089723189.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 40 rows 53 cols 224 entries
Finished phase 1 with 16 SingleSign rule and 13 generalized
[2026-05-25 19:32:35] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11929025947089723189.kers
Total runtime 0 ms.
[2026-05-25 19:32:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:32:35] [INFO ] [Real]Absence check using 2 positive and 22 generalized place invariants in 5 ms returned sat
[2026-05-25 19:32:35] [INFO ] After 94ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 19:32:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:32:35] [INFO ] [Nat]Absence check using 2 positive and 22 generalized place invariants in 20 ms returned sat
[2026-05-25 19:32:35] [INFO ] After 35ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:32:35] [INFO ] After 145ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 19:32:35] [INFO ] After 247ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-25 19:32:35] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:32:35] [INFO ] Flatten gal took : 3 ms
[2026-05-25 19:32:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17456918453258918422.gal : 0 ms
[2026-05-25 19:32:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2450145740424446123.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17456918453258918422.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2450145740424446123.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality2450145740424446123.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 5 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,9,0.012118,4872,2,141,7,334,6,0,226,126,0
Total reachable state count : 9

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,1,0.012347,4872,2,54,7,334,7,0,229,126,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.012483,4872,2,54,7,334,8,0,230,126,0
Over-approximation ignoring read arcs solved 0 properties in 4168 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-10 in 351287 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13409537152035197031.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4825460844577417596.kers'
[2026-05-25 19:32:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13409537152035197031.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4825460844577417596.kers]
Normalized transition count is 11913 out of 12799 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:32:36] [INFO ] Computed 75 invariants in 157 ms
Computed 75 P flows in 158 ms.
Exported basis to /tmp/petrispot-output-4825460844577417596.kers
Total runtime 167 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (152 resets) in 515 ms. (19 steps per ms)
BEST_FIRST walk for 10001 steps (15 resets) in 64 ms. (153 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:32:36] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12636366260895244091.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18441875209789199311.kers'
[2026-05-25 19:32:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12636366260895244091.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18441875209789199311.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 20 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:32:36] [INFO ] Computed 75 invariants in 168 ms
Computed 75 P flows in 170 ms.
Exported basis to /tmp/petrispot-output-18441875209789199311.kers
Total runtime 177 ms.
[2026-05-25 19:32:37] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 19:32:37] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 13 ms returned sat
[2026-05-25 19:32:41] [INFO ] [Real]Absence check using state equation in 3813 ms returned sat
[2026-05-25 19:32:41] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:32:41] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:866)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2856 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node0HasAskedItsLeafSetToLx10ToReplaceNode4) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12798/12798 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2856 transition count 12796
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2854 transition count 12796
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 5 place count 2853 transition count 12795
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 2853 transition count 12795
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 9 place count 2853 transition count 12792
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 12 place count 2850 transition count 12792
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 15 place count 2847 transition count 12789
Iterating global reduction 3 with 3 rules applied. Total rules applied 18 place count 2847 transition count 12789
Applied a total of 18 rules in 2495 ms. Remains 2847 /2856 variables (removed 9) and now considering 12789/12798 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2495 ms. Remains : 2847/2856 places, 12789/12798 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7632254167807930143.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14890677850261413166.kers'
[2026-05-25 19:32:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7632254167807930143.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14890677850261413166.kers]
Normalized transition count is 11903 out of 12789 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11903 rows 2801 cols 33803 entries
Finished phase 1 with 2744 SingleSign rule and 28 generalized
[2026-05-25 19:32:44] [INFO ] Computed 75 invariants in 152 ms
Computed 75 P flows in 152 ms.
Exported basis to /tmp/petrispot-output-14890677850261413166.kers
Total runtime 162 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 582977 steps (8889 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 748533 steps (1208 resets) in 5001 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:33:19] [INFO ] Flow matrix only has 11903 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15026947045913698060.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8999160460384632586.kers'
[2026-05-25 19:33:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15026947045913698060.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8999160460384632586.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 23 ms.
// Phase 1: matrix 11903 rows 2801 cols 33803 entries
Finished phase 1 with 2744 SingleSign rule and 28 generalized
[2026-05-25 19:33:19] [INFO ] Computed 75 invariants in 175 ms
Computed 75 P flows in 188 ms.
Exported basis to /tmp/petrispot-output-8999160460384632586.kers
Total runtime 228 ms.
[2026-05-25 19:33:20] [INFO ] [Real]Absence check using 25 positive place invariants in 42 ms returned sat
[2026-05-25 19:33:20] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 22 ms returned sat
[2026-05-25 19:33:25] [INFO ] [Real]Absence check using state equation in 4779 ms returned sat
[2026-05-25 19:33:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:33:26] [INFO ] [Nat]Absence check using 25 positive place invariants in 51 ms returned sat
[2026-05-25 19:33:26] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 18 ms returned sat
[2026-05-25 19:33:30] [INFO ] [Nat]Absence check using state equation in 4574 ms returned sat
[2026-05-25 19:33:30] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:33:36] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:33:38] [INFO ] [Nat]Added 8602 Read/Feed constraints in 8092 ms returned sat
[2026-05-25 19:33:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 5962 ms
[2026-05-25 19:33:46] [INFO ] Computed and/alt/rep : 4560/6613/4560 causal constraints (skipped 7249 transitions) in 1490 ms.
[2026-05-25 19:33:50] [INFO ] Added : 21 causal constraints over 5 iterations in 5865 ms. Result :sat
Minimization took 6164 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2847 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2847/2847 places, 12789/12789 transitions.
Applied a total of 0 rules in 848 ms. Remains 2847 /2847 variables (removed 0) and now considering 12789/12789 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 848 ms. Remains : 2847/2847 places, 12789/12789 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2847/2847 places, 12789/12789 transitions.
Applied a total of 0 rules in 848 ms. Remains 2847 /2847 variables (removed 0) and now considering 12789/12789 (removed 0) transitions.
[2026-05-25 19:33:58] [INFO ] Flow matrix only has 11903 transitions (discarded 886 similar events)
[2026-05-25 19:33:58] [INFO ] Invariant cache hit.
[2026-05-25 19:34:06] [INFO ] Implicit Places using invariants in 8266 ms returned [1294, 1499, 1761]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 8275 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2844/2847 places, 12789/12789 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 2841 transition count 12786
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 2841 transition count 12786
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 2838 transition count 12783
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 2838 transition count 12783
Applied a total of 12 rules in 1454 ms. Remains 2838 /2844 variables (removed 6) and now considering 12783/12789 (removed 6) transitions.
[2026-05-25 19:34:08] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3696106264096048108.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13971052742850491886.kers'
[2026-05-25 19:34:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3696106264096048108.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13971052742850491886.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 6 ms.
// Phase 1: matrix 11897 rows 2792 cols 33745 entries
Finished phase 1 with 2741 SingleSign rule and 25 generalized
[2026-05-25 19:34:08] [INFO ] Computed 72 invariants in 138 ms
Computed 72 P flows in 158 ms.
Exported basis to /tmp/petrispot-output-13971052742850491886.kers
Total runtime 181 ms.
[2026-05-25 19:34:17] [INFO ] Implicit Places using invariants in 8915 ms returned []
Implicit Place search using SMT only with invariants took 8932 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2838/2847 places, 12783/12789 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 19511 ms. Remains : 2838/2847 places, 12783/12789 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10508306453398326172.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2903485966524580932.kers'
[2026-05-25 19:34:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10508306453398326172.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2903485966524580932.kers]
Normalized transition count is 11897 out of 12783 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11897 rows 2792 cols 33745 entries
Finished phase 1 with 2741 SingleSign rule and 25 generalized
[2026-05-25 19:34:17] [INFO ] Computed 72 invariants in 145 ms
Computed 72 P flows in 146 ms.
Exported basis to /tmp/petrispot-output-2903485966524580932.kers
Total runtime 162 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 590372 steps (9000 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 785772 steps (1273 resets) in 5001 ms. (157 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:34:52] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14591229928592300469.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6952474096232675845.kers'
[2026-05-25 19:34:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14591229928592300469.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6952474096232675845.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 18 ms.
// Phase 1: matrix 11897 rows 2792 cols 33745 entries
Finished phase 1 with 2741 SingleSign rule and 25 generalized
[2026-05-25 19:34:52] [INFO ] Computed 72 invariants in 150 ms
Computed 72 P flows in 152 ms.
Exported basis to /tmp/petrispot-output-6952474096232675845.kers
Total runtime 198 ms.
[2026-05-25 19:34:53] [INFO ] [Real]Absence check using 25 positive place invariants in 40 ms returned sat
[2026-05-25 19:34:53] [INFO ] [Real]Absence check using 25 positive and 47 generalized place invariants in 11 ms returned sat
[2026-05-25 19:34:58] [INFO ] [Real]Absence check using state equation in 5059 ms returned sat
[2026-05-25 19:34:58] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:34:59] [INFO ] [Real]Added 8602 Read/Feed constraints in 1444 ms returned sat
[2026-05-25 19:35:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:35:00] [INFO ] [Nat]Absence check using 25 positive place invariants in 62 ms returned sat
[2026-05-25 19:35:00] [INFO ] [Nat]Absence check using 25 positive and 47 generalized place invariants in 14 ms returned sat
[2026-05-25 19:35:06] [INFO ] [Nat]Absence check using state equation in 5537 ms returned sat
[2026-05-25 19:35:11] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:35:15] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9412 ms returned sat
[2026-05-25 19:35:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 12134 ms
[2026-05-25 19:35:28] [INFO ] Computed and/alt/rep : 4560/6612/4560 causal constraints (skipped 7243 transitions) in 1313 ms.
[2026-05-25 19:35:32] [INFO ] Added : 20 causal constraints over 4 iterations in 4937 ms. Result :sat
Minimization took 5462 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2838 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 829 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 830 ms. Remains : 2838/2838 places, 12783/12783 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 818 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
[2026-05-25 19:35:39] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:35:39] [INFO ] Invariant cache hit.
[2026-05-25 19:35:48] [INFO ] Implicit Places using invariants in 8836 ms returned []
Implicit Place search using SMT only with invariants took 8839 ms to find 0 implicit places.
Running 12689 sub problems to find dead transitions.
[2026-05-25 19:35:48] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:35:48] [INFO ] Invariant cache hit.
[2026-05-25 19:35:48] [INFO ] State equation strengthened by 8602 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2835 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12689 unsolved
SMT process timed out in 52932ms, After SMT, problems are : Problem set: 0 solved, 12689 unsolved
Search for dead transitions found 0 dead transitions in 52957ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62635 ms. Remains : 2838/2838 places, 12783/12783 transitions.
[2026-05-25 19:36:42] [INFO ] Flatten gal took : 728 ms
[2026-05-25 19:36:42] [INFO ] Flatten gal took : 275 ms
[2026-05-25 19:36:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13711782824250312656.gal : 52 ms
[2026-05-25 19:36:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2888326047824733632.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13711782824250312656.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2888326047824733632.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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 (608 resets) in 4213 ms. (9 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (62 resets) in 362 ms. (110 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (64 resets) in 356 ms. (112 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality2888326047824733632.prop.
Interrupted probabilistic random walk after 23030 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 23030 steps, saw 10103 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:36:45] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:36:45] [INFO ] Invariant cache hit.
[2026-05-25 19:36:45] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2696/2697 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2697 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2722 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2722 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 26/2748 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 7887ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 2838 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 814 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 815 ms. Remains : 2838/2838 places, 12783/12783 transitions.
RANDOM walk for 40000 steps (608 resets) in 2651 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (63 resets) in 335 ms. (119 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (62 resets) in 776 ms. (51 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 22438 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 22438 steps, saw 9862 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:36:58] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:36:58] [INFO ] Invariant cache hit.
[2026-05-25 19:36:58] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2696/2697 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2697 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/2722 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2722 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 26/2748 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 54
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :54 after 69
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :69 after 71
Detected timeout of ITS tools.
[2026-05-25 19:37:32] [INFO ] Flatten gal took : 226 ms
[2026-05-25 19:37:32] [INFO ] Applying decomposition
[2026-05-25 19:37:33] [INFO ] Flatten gal took : 228 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/graph2076553400267864958.txt' '-o' '/tmp/graph2076553400267864958.bin' '-w' '/tmp/graph2076553400267864958.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2076553400267864958.bin' '-l' '-1' '-v' '-w' '/tmp/graph2076553400267864958.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:37:33] [INFO ] Decomposing Gal with order
[2026-05-25 19:37:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:37:35] [INFO ] Removed a total of 25325 redundant transitions.
[2026-05-25 19:37:35] [INFO ] Flatten gal took : 1820 ms
[2026-05-25 19:37:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 7112 labels/synchronizations in 779 ms.
[2026-05-25 19:37:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality353205872339912119.gal : 50 ms
[2026-05-25 19:37:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18250565675080514181.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/ReachabilityCardinality353205872339912119.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18250565675080514181.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality18250565675080514181.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 371
SMT process timed out in 48614ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 2838 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 907 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 908 ms. Remains : 2838/2838 places, 12783/12783 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2838/2838 places, 12783/12783 transitions.
Applied a total of 0 rules in 880 ms. Remains 2838 /2838 variables (removed 0) and now considering 12783/12783 (removed 0) transitions.
[2026-05-25 19:37:49] [INFO ] Flow matrix only has 11897 transitions (discarded 886 similar events)
[2026-05-25 19:37:49] [INFO ] Invariant cache hit.
[2026-05-25 19:37:58] [INFO ] Implicit Places using invariants in 9528 ms returned []
Implicit Place search using SMT only with invariants took 9530 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10422 ms. Remains : 2838/2838 places, 12783/12783 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3052 edges and 2838 vertex of which 25 / 2838 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 14631 edges and 2814 vertex of which 2792 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.3 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 24 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition Node10DetectsThatNode13CanReplaceNode12.Node13IsBecomingTheNewNodeMaster and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 2767 transition count 11054
Reduce places removed 241 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 2526 transition count 10573
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 680 rules applied. Total rules applied 1647 place count 2286 transition count 10133
Reduce places removed 200 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 598 rules applied. Total rules applied 2245 place count 2086 transition count 9735
Reduce places removed 198 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 558 rules applied. Total rules applied 2803 place count 1888 transition count 9375
Reduce places removed 162 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 484 rules applied. Total rules applied 3287 place count 1726 transition count 9053
Reduce places removed 160 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 448 rules applied. Total rules applied 3735 place count 1566 transition count 8765
Reduce places removed 128 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 382 rules applied. Total rules applied 4117 place count 1438 transition count 8511
Reduce places removed 126 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4467 place count 1312 transition count 8287
Reduce places removed 98 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 292 rules applied. Total rules applied 4759 place count 1214 transition count 8093
Reduce places removed 96 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 264 rules applied. Total rules applied 5023 place count 1118 transition count 7925
Reduce places removed 72 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 214 rules applied. Total rules applied 5237 place count 1046 transition count 7783
Reduce places removed 70 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 190 rules applied. Total rules applied 5427 place count 976 transition count 7663
Reduce places removed 50 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 148 rules applied. Total rules applied 5575 place count 926 transition count 7565
Reduce places removed 48 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 128 rules applied. Total rules applied 5703 place count 878 transition count 7485
Reduce places removed 32 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 94 rules applied. Total rules applied 5797 place count 846 transition count 7423
Reduce places removed 30 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 78 rules applied. Total rules applied 5875 place count 816 transition count 7375
Reduce places removed 18 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 52 rules applied. Total rules applied 5927 place count 798 transition count 7341
Reduce places removed 16 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 40 rules applied. Total rules applied 5967 place count 782 transition count 7317
Reduce places removed 8 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 22 rules applied. Total rules applied 5989 place count 774 transition count 7303
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 14 rules applied. Total rules applied 6003 place count 768 transition count 7295
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 6008 place count 765 transition count 7293
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 23 Pre rules applied. Total rules applied 6008 place count 765 transition count 7270
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 22 with 46 rules applied. Total rules applied 6054 place count 742 transition count 7270
Discarding 620 places :
Symmetric choice reduction at 22 with 620 rule applications. Total rules 6674 place count 122 transition count 690
Iterating global reduction 22 with 620 rules applied. Total rules applied 7294 place count 122 transition count 690
Ensure Unique test removed 562 transitions
Reduce isomorphic transitions removed 562 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 22 with 573 rules applied. Total rules applied 7867 place count 122 transition count 117
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 23 with 11 rules applied. Total rules applied 7878 place count 111 transition count 117
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7878 place count 111 transition count 116
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7880 place count 110 transition count 116
Discarding 20 places :
Symmetric choice reduction at 24 with 20 rule applications. Total rules 7900 place count 90 transition count 87
Iterating global reduction 24 with 20 rules applied. Total rules applied 7920 place count 90 transition count 87
Discarding 9 places :
Symmetric choice reduction at 24 with 9 rule applications. Total rules 7929 place count 81 transition count 78
Iterating global reduction 24 with 9 rules applied. Total rules applied 7938 place count 81 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 24 with 4 rules applied. Total rules applied 7942 place count 79 transition count 76
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 7964 place count 79 transition count 54
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 7986 place count 57 transition count 54
Applied a total of 7986 rules in 3608 ms. Remains 57 /2838 variables (removed 2781) and now considering 54/12783 (removed 12729) 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-18434158371871007816.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8912051868837408399.kers'
[2026-05-25 19:38:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18434158371871007816.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8912051868837408399.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 54 rows 57 cols 304 entries
Finished phase 1 with 16 SingleSign rule and 16 generalized
[2026-05-25 19:38:02] [INFO ] Computed 25 invariants in 0 ms
Computed 25 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8912051868837408399.kers
Total runtime 1 ms.
[2026-05-25 19:38:02] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:38:02] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 9 ms returned sat
[2026-05-25 19:38:02] [INFO ] After 90ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:38:02] [INFO ] After 98ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:38:02] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:38:02] [INFO ] Flatten gal took : 3 ms
[2026-05-25 19:38:02] [INFO ] Flatten gal took : 4 ms
[2026-05-25 19:38:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11560793279373140910.gal : 1 ms
[2026-05-25 19:38:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16501428741972630361.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11560793279373140910.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16501428741972630361.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality16501428741972630361.prop.
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,10,0.015717,5100,2,113,6,334,6,0,255,121,0
Total reachable state count : 10

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,1,0.016415,5100,2,58,6,334,7,0,258,121,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.016772,5100,2,58,6,334,8,0,259,121,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 3864 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-11 in 326515 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15075709037674578196.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8396672033286879028.kers'
[2026-05-25 19:38:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15075709037674578196.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8396672033286879028.kers]
Normalized transition count is 11913 out of 12799 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:38:02] [INFO ] Computed 75 invariants in 124 ms
Computed 75 P flows in 124 ms.
Exported basis to /tmp/petrispot-output-8396672033286879028.kers
Total runtime 134 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (152 resets) in 487 ms. (20 steps per ms)
BEST_FIRST walk for 10001 steps (16 resets) in 66 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:38:03] [INFO ] Flow matrix only has 11913 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6513802606226310036.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10407609537000193656.kers'
[2026-05-25 19:38:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6513802606226310036.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10407609537000193656.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 18 ms.
// Phase 1: matrix 11913 rows 2810 cols 33834 entries
Finished phase 1 with 2751 SingleSign rule and 30 generalized
[2026-05-25 19:38:03] [INFO ] Computed 75 invariants in 177 ms
Computed 75 P flows in 190 ms.
Exported basis to /tmp/petrispot-output-10407609537000193656.kers
Total runtime 198 ms.
[2026-05-25 19:38:03] [INFO ] [Real]Absence check using 25 positive place invariants in 38 ms returned sat
[2026-05-25 19:38:03] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 11 ms returned sat
[2026-05-25 19:38:08] [INFO ] [Real]Absence check using state equation in 4251 ms returned sat
[2026-05-25 19:38:08] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:38:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:866)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2856 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node9HasTheLeafSetOfLx10ToReplaceNode12) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2856/2856 places, 12798/12798 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2856 transition count 12797
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 2855 transition count 12797
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 3 place count 2854 transition count 12796
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 2854 transition count 12796
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 7 place count 2854 transition count 12793
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 10 place count 2851 transition count 12793
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 13 place count 2848 transition count 12790
Iterating global reduction 3 with 3 rules applied. Total rules applied 16 place count 2848 transition count 12790
Applied a total of 16 rules in 2713 ms. Remains 2848 /2856 variables (removed 8) and now considering 12790/12798 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2713 ms. Remains : 2848/2856 places, 12790/12798 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17157191055179569002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6114013171305126960.kers'
[2026-05-25 19:38:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17157191055179569002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6114013171305126960.kers]
Normalized transition count is 11904 out of 12790 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11904 rows 2802 cols 33806 entries
Finished phase 1 with 2745 SingleSign rule and 28 generalized
[2026-05-25 19:38:11] [INFO ] Computed 75 invariants in 131 ms
Computed 75 P flows in 132 ms.
Exported basis to /tmp/petrispot-output-6114013171305126960.kers
Total runtime 140 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 586730 steps (8947 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 757809 steps (1227 resets) in 5001 ms. (151 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:38:46] [INFO ] Flow matrix only has 11904 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12432779727432308027.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17894775608817224124.kers'
[2026-05-25 19:38:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12432779727432308027.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17894775608817224124.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 9 ms.
// Phase 1: matrix 11904 rows 2802 cols 33806 entries
Finished phase 1 with 2745 SingleSign rule and 28 generalized
[2026-05-25 19:38:46] [INFO ] Computed 75 invariants in 180 ms
Computed 75 P flows in 180 ms.
Exported basis to /tmp/petrispot-output-17894775608817224124.kers
Total runtime 224 ms.
[2026-05-25 19:38:47] [INFO ] [Real]Absence check using 25 positive place invariants in 44 ms returned sat
[2026-05-25 19:38:47] [INFO ] [Real]Absence check using 25 positive and 50 generalized place invariants in 10 ms returned sat
[2026-05-25 19:38:50] [INFO ] [Real]Absence check using state equation in 3781 ms returned sat
[2026-05-25 19:38:51] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:38:54] [INFO ] [Real]Added 8602 Read/Feed constraints in 3034 ms returned sat
[2026-05-25 19:38:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:38:54] [INFO ] [Nat]Absence check using 25 positive place invariants in 41 ms returned sat
[2026-05-25 19:38:54] [INFO ] [Nat]Absence check using 25 positive and 50 generalized place invariants in 10 ms returned sat
[2026-05-25 19:38:58] [INFO ] [Nat]Absence check using state equation in 4062 ms returned sat
[2026-05-25 19:39:04] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:39:08] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9738 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2848 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2848/2848 places, 12790/12790 transitions.
Applied a total of 0 rules in 976 ms. Remains 2848 /2848 variables (removed 0) and now considering 12790/12790 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 977 ms. Remains : 2848/2848 places, 12790/12790 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2848/2848 places, 12790/12790 transitions.
Applied a total of 0 rules in 801 ms. Remains 2848 /2848 variables (removed 0) and now considering 12790/12790 (removed 0) transitions.
[2026-05-25 19:39:10] [INFO ] Flow matrix only has 11904 transitions (discarded 886 similar events)
[2026-05-25 19:39:10] [INFO ] Invariant cache hit.
[2026-05-25 19:39:19] [INFO ] Implicit Places using invariants in 9232 ms returned [7, 1500, 1762]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 9261 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2845/2848 places, 12790/12790 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 2842 transition count 12787
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 2842 transition count 12787
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 2839 transition count 12784
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 2839 transition count 12784
Applied a total of 12 rules in 1605 ms. Remains 2839 /2845 variables (removed 6) and now considering 12784/12790 (removed 6) transitions.
[2026-05-25 19:39:21] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5204252611905900387.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3186261287589781964.kers'
[2026-05-25 19:39:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5204252611905900387.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3186261287589781964.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11898 rows 2793 cols 33748 entries
Finished phase 1 with 2742 SingleSign rule and 25 generalized
[2026-05-25 19:39:21] [INFO ] Computed 72 invariants in 182 ms
Computed 72 P flows in 183 ms.
Exported basis to /tmp/petrispot-output-3186261287589781964.kers
Total runtime 205 ms.
[2026-05-25 19:39:29] [INFO ] Implicit Places using invariants in 8286 ms returned []
Implicit Place search using SMT only with invariants took 8289 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2839/2848 places, 12784/12790 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 19956 ms. Remains : 2839/2848 places, 12784/12790 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10310444186013522975.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18391475960454757857.kers'
[2026-05-25 19:39:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10310444186013522975.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18391475960454757857.kers]
Normalized transition count is 11898 out of 12784 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11898 rows 2793 cols 33748 entries
Finished phase 1 with 2742 SingleSign rule and 25 generalized
[2026-05-25 19:39:29] [INFO ] Computed 72 invariants in 137 ms
Computed 72 P flows in 150 ms.
Exported basis to /tmp/petrispot-output-18391475960454757857.kers
Total runtime 160 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 586869 steps (8950 resets) in 30001 ms. (19 steps per ms)
BEST_FIRST walk for 764923 steps (1242 resets) in 5001 ms. (152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:40:04] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13070962004523153714.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10635840731456573229.kers'
[2026-05-25 19:40:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13070962004523153714.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10635840731456573229.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 28 ms.
// Phase 1: matrix 11898 rows 2793 cols 33748 entries
Finished phase 1 with 2742 SingleSign rule and 25 generalized
[2026-05-25 19:40:05] [INFO ] Computed 72 invariants in 160 ms
Computed 72 P flows in 161 ms.
Exported basis to /tmp/petrispot-output-10635840731456573229.kers
Total runtime 183 ms.
[2026-05-25 19:40:05] [INFO ] [Real]Absence check using 25 positive place invariants in 30 ms returned sat
[2026-05-25 19:40:05] [INFO ] [Real]Absence check using 25 positive and 47 generalized place invariants in 38 ms returned sat
[2026-05-25 19:40:10] [INFO ] [Real]Absence check using state equation in 4791 ms returned sat
[2026-05-25 19:40:10] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2026-05-25 19:40:12] [INFO ] [Real]Added 8602 Read/Feed constraints in 1809 ms returned sat
[2026-05-25 19:40:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:40:13] [INFO ] [Nat]Absence check using 25 positive place invariants in 82 ms returned sat
[2026-05-25 19:40:13] [INFO ] [Nat]Absence check using 25 positive and 47 generalized place invariants in 22 ms returned sat
[2026-05-25 19:40:17] [INFO ] [Nat]Absence check using state equation in 4545 ms returned sat
[2026-05-25 19:40:22] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:40:26] [INFO ] [Nat]Added 8602 Read/Feed constraints in 9066 ms returned sat
[2026-05-25 19:40:42] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 15390 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2839 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 826 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 826 ms. Remains : 2839/2839 places, 12784/12784 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 821 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
[2026-05-25 19:40:44] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:40:44] [INFO ] Invariant cache hit.
[2026-05-25 19:40:51] [INFO ] Implicit Places using invariants in 7392 ms returned []
Implicit Place search using SMT only with invariants took 7394 ms to find 0 implicit places.
Running 12690 sub problems to find dead transitions.
[2026-05-25 19:40:51] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:40:51] [INFO ] Invariant cache hit.
[2026-05-25 19:40:51] [INFO ] State equation strengthened by 8602 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2836 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12690 unsolved
SMT process timed out in 51725ms, After SMT, problems are : Problem set: 0 solved, 12690 unsolved
Search for dead transitions found 0 dead transitions in 51751ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59984 ms. Remains : 2839/2839 places, 12784/12784 transitions.
[2026-05-25 19:41:43] [INFO ] Flatten gal took : 350 ms
[2026-05-25 19:41:44] [INFO ] Flatten gal took : 280 ms
[2026-05-25 19:41:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14668109256702304072.gal : 49 ms
[2026-05-25 19:41:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14337376954588546284.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14668109256702304072.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14337376954588546284.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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 (608 resets) in 2857 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (62 resets) in 394 ms. (101 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (62 resets) in 367 ms. (108 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality14337376954588546284.prop.
Interrupted probabilistic random walk after 26120 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 26120 steps, saw 11381 distinct states, run finished after 3004 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-25 19:41:47] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:41:47] [INFO ] Invariant cache hit.
[2026-05-25 19:41:47] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 97/98 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2626/2724 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 6013ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2839 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 1091 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1092 ms. Remains : 2839/2839 places, 12784/12784 transitions.
RANDOM walk for 40000 steps (608 resets) in 2665 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (62 resets) in 349 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (63 resets) in 337 ms. (118 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 24012 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 24012 steps, saw 10512 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-25 19:41:58] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:41:58] [INFO ] Invariant cache hit.
[2026-05-25 19:41:58] [INFO ] State equation strengthened by 8602 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 97/98 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2626/2724 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2724 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2724 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 25/2749 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2749 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 46/2795 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 54
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :54 after 69
Detected timeout of ITS tools.
[2026-05-25 19:42:34] [INFO ] Flatten gal took : 261 ms
[2026-05-25 19:42:34] [INFO ] Applying decomposition
[2026-05-25 19:42:34] [INFO ] Flatten gal took : 392 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/graph9373228304153394919.txt' '-o' '/tmp/graph9373228304153394919.bin' '-w' '/tmp/graph9373228304153394919.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9373228304153394919.bin' '-l' '-1' '-v' '-w' '/tmp/graph9373228304153394919.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:42:35] [INFO ] Decomposing Gal with order
[2026-05-25 19:42:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:42:37] [INFO ] Removed a total of 25369 redundant transitions.
[2026-05-25 19:42:37] [INFO ] Flatten gal took : 1777 ms
[2026-05-25 19:42:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 7064 labels/synchronizations in 890 ms.
[2026-05-25 19:42:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1209226740771804979.gal : 59 ms
[2026-05-25 19:42:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8416810922631645839.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/ReachabilityCardinality1209226740771804979.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8416810922631645839.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality8416810922631645839.prop.
SMT process timed out in 47953ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 2839 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 834 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 834 ms. Remains : 2839/2839 places, 12784/12784 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2839/2839 places, 12784/12784 transitions.
Applied a total of 0 rules in 1033 ms. Remains 2839 /2839 variables (removed 0) and now considering 12784/12784 (removed 0) transitions.
[2026-05-25 19:42:48] [INFO ] Flow matrix only has 11898 transitions (discarded 886 similar events)
[2026-05-25 19:42:48] [INFO ] Invariant cache hit.
[2026-05-25 19:42:59] [INFO ] Implicit Places using invariants in 11160 ms returned []
Implicit Place search using SMT only with invariants took 11167 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12201 ms. Remains : 2839/2839 places, 12784/12784 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3052 edges and 2839 vertex of which 25 / 2839 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 14633 edges and 2815 vertex of which 2793 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.2 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 24 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition Node10DetectsThatNode13CanReplaceNode12.Node13IsBecomingTheNewNodeMaster and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 2768 transition count 11055
Reduce places removed 241 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 2527 transition count 10574
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 680 rules applied. Total rules applied 1647 place count 2287 transition count 10134
Reduce places removed 200 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 598 rules applied. Total rules applied 2245 place count 2087 transition count 9736
Reduce places removed 198 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 558 rules applied. Total rules applied 2803 place count 1889 transition count 9376
Reduce places removed 162 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 484 rules applied. Total rules applied 3287 place count 1727 transition count 9054
Reduce places removed 160 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 448 rules applied. Total rules applied 3735 place count 1567 transition count 8766
Reduce places removed 128 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 382 rules applied. Total rules applied 4117 place count 1439 transition count 8512
Reduce places removed 126 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4467 place count 1313 transition count 8288
Reduce places removed 98 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 292 rules applied. Total rules applied 4759 place count 1215 transition count 8094
Reduce places removed 96 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 264 rules applied. Total rules applied 5023 place count 1119 transition count 7926
Reduce places removed 72 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 214 rules applied. Total rules applied 5237 place count 1047 transition count 7784
Reduce places removed 70 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 190 rules applied. Total rules applied 5427 place count 977 transition count 7664
Reduce places removed 50 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 148 rules applied. Total rules applied 5575 place count 927 transition count 7566
Reduce places removed 48 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 128 rules applied. Total rules applied 5703 place count 879 transition count 7486
Reduce places removed 32 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 94 rules applied. Total rules applied 5797 place count 847 transition count 7424
Reduce places removed 30 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 78 rules applied. Total rules applied 5875 place count 817 transition count 7376
Reduce places removed 18 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 52 rules applied. Total rules applied 5927 place count 799 transition count 7342
Reduce places removed 16 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 40 rules applied. Total rules applied 5967 place count 783 transition count 7318
Reduce places removed 8 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 22 rules applied. Total rules applied 5989 place count 775 transition count 7304
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 14 rules applied. Total rules applied 6003 place count 769 transition count 7296
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 6008 place count 766 transition count 7294
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 23 Pre rules applied. Total rules applied 6008 place count 766 transition count 7271
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 22 with 46 rules applied. Total rules applied 6054 place count 743 transition count 7271
Discarding 620 places :
Symmetric choice reduction at 22 with 620 rule applications. Total rules 6674 place count 123 transition count 691
Iterating global reduction 22 with 620 rules applied. Total rules applied 7294 place count 123 transition count 691
Ensure Unique test removed 562 transitions
Reduce isomorphic transitions removed 562 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 22 with 574 rules applied. Total rules applied 7868 place count 123 transition count 117
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 23 with 12 rules applied. Total rules applied 7880 place count 111 transition count 117
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7880 place count 111 transition count 116
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7882 place count 110 transition count 116
Discarding 20 places :
Symmetric choice reduction at 24 with 20 rule applications. Total rules 7902 place count 90 transition count 87
Iterating global reduction 24 with 20 rules applied. Total rules applied 7922 place count 90 transition count 87
Discarding 9 places :
Symmetric choice reduction at 24 with 9 rule applications. Total rules 7931 place count 81 transition count 78
Iterating global reduction 24 with 9 rules applied. Total rules applied 7940 place count 81 transition count 78
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 24 with 2 rules applied. Total rules applied 7942 place count 80 transition count 77
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 7943 place count 79 transition count 75
Iterating global reduction 24 with 1 rules applied. Total rules applied 7944 place count 79 transition count 75
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 7966 place count 79 transition count 53
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 7988 place count 57 transition count 53
Applied a total of 7988 rules in 3531 ms. Remains 57 /2839 variables (removed 2782) and now considering 53/12784 (removed 12731) 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-17785862903900762333.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13641070340785468139.kers'
[2026-05-25 19:43:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17785862903900762333.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13641070340785468139.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 53 rows 57 cols 297 entries
Finished phase 1 with 18 SingleSign rule and 14 generalized
[2026-05-25 19:43:03] [INFO ] Computed 25 invariants in 0 ms
Computed 25 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13641070340785468139.kers
Total runtime 1 ms.
[2026-05-25 19:43:03] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:43:03] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 5 ms returned sat
[2026-05-25 19:43:03] [INFO ] After 72ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:43:03] [INFO ] After 85ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:43:03] [INFO ] After 198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:43:03] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:43:03] [INFO ] Flatten gal took : 3 ms
[2026-05-25 19:43:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9267367605526569699.gal : 0 ms
[2026-05-25 19:43:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9825364646852091648.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9267367605526569699.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9825364646852091648.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality9825364646852091648.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 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 29
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :29 after 58
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :58 after 148
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :148 after 1387
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,2096,0.046921,5972,2,1718,11,5352,8,0,257,4115,0
Total reachable state count : 2096

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,121,0.047748,6020,2,431,11,5352,8,0,259,4115,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,121,0.048283,6236,2,431,11,5352,8,0,259,4115,0
Over-approximation ignoring read arcs solved 0 properties in 3801 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C11-UpperBounds-12 in 300974 ms.
[2026-05-25 19:43:03] [INFO ] Flatten gal took : 305 ms
[2026-05-25 19:43:04] [INFO ] Applying decomposition
[2026-05-25 19:43:04] [INFO ] Flatten gal took : 336 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/graph16706637375366654135.txt' '-o' '/tmp/graph16706637375366654135.bin' '-w' '/tmp/graph16706637375366654135.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16706637375366654135.bin' '-l' '-1' '-v' '-w' '/tmp/graph16706637375366654135.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:43:05] [INFO ] Decomposing Gal with order
[2026-05-25 19:43:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:43:07] [INFO ] Removed a total of 25329 redundant transitions.
[2026-05-25 19:43:07] [INFO ] Flatten gal took : 1862 ms
[2026-05-25 19:43:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 7016 labels/synchronizations in 943 ms.
[2026-05-25 19:43:08] [INFO ] Time to serialize gal into /tmp/UpperBounds11884168230092002828.gal : 72 ms
[2026-05-25 19:43:08] [INFO ] Time to serialize properties into /tmp/UpperBounds718522596492906506.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/UpperBounds11884168230092002828.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds718522596492906506.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds718522596492906506.prop.

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="MultiCrashLeafsetExtension-PT-S24C11"
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 MultiCrashLeafsetExtension-PT-S24C11, 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 r178-oct2-177969020300517"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C11.tgz
mv MultiCrashLeafsetExtension-PT-S24C11 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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;