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-oct2-177969020300509.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-S24C10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-oct2-177969020300509
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 18M
-rw-r--r-- 1 mcc users 12K Mar 7 19:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 7 19:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Mar 7 19:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 7 19:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K Mar 15 11:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 11:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Mar 15 11:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 11:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Mar 7 19:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 7 19:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 20K Mar 7 19:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 7 19:05 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 18M 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-S24C10-UpperBounds-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779733724108

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-S24C10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-25 18:28:45] [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 18:28:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 18:28:46] [INFO ] Load time of PNML (sax parser for PT used): 837 ms
[2026-05-25 18:28:46] [INFO ] Transformed 17896 places.
[2026-05-25 18:28:46] [INFO ] Transformed 26071 transitions.
[2026-05-25 18:28:46] [INFO ] Parsed PT model containing 17896 places and 26071 transitions and 96710 arcs in 1062 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 12 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-10326008142292330422.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4415412396688449017.kers'
[2026-05-25 18:28:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10326008142292330422.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4415412396688449017.kers]
Normalized transition count is 25471 out of 26071 initially.
Culling duplicate invariants (modulo rational): removing 411 columns.
Culled 411 columns in 19 ms.
// Phase 1: matrix 25471 rows 17485 cols 68305 entries
Finished phase 1 with 10540 SingleSign rule and 6111 generalized
[2026-05-25 18:28:47] [INFO ] Computed 1245 invariants in 494 ms
Computed 1245 P flows in 514 ms.
Exported basis to /tmp/petrispot-output-4415412396688449017.kers
Total runtime 531 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:[1, 1, 1, 1, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (97 resets) in 379 ms. (26 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 130009 steps (247 resets) in 948 ms. (136 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 50, 1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-25 18:28:49] [INFO ] Flow matrix only has 25471 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-9143523510087705178.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18220676982443419350.kers'
[2026-05-25 18:28:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9143523510087705178.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18220676982443419350.kers]
Culling duplicate invariants (modulo rational): removing 411 columns.
Culled 411 columns in 19 ms.
// Phase 1: matrix 25471 rows 17485 cols 68305 entries
Finished phase 1 with 10540 SingleSign rule and 6111 generalized
[2026-05-25 18:28:49] [INFO ] Computed 1245 invariants in 483 ms
Computed 1245 P flows in 484 ms.
Exported basis to /tmp/petrispot-output-18220676982443419350.kers
Total runtime 500 ms.
[2026-05-25 18:28:52] [INFO ] [Real]Absence check using 73 positive place invariants in 608 ms returned sat
[2026-05-25 18:28:53] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 538 ms returned sat
[2026-05-25 18:28:54] [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:857)
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: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 18:28:57] [INFO ] [Real]Absence check using 73 positive place invariants in 591 ms returned sat
[2026-05-25 18:28:57] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 562 ms returned sat
[2026-05-25 18:28:59] [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 1
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:857)
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: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 18:29:02] [INFO ] [Real]Absence check using 73 positive place invariants in 659 ms returned sat
[2026-05-25 18:29:02] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 501 ms returned sat
[2026-05-25 18:29:04] [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 2
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:857)
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: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 18:29:07] [INFO ] [Real]Absence check using 73 positive place invariants in 636 ms returned sat
[2026-05-25 18:29:08] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 619 ms returned sat
[2026-05-25 18:29:09] [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 3
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:857)
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: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 18:29:12] [INFO ] [Real]Absence check using 73 positive place invariants in 558 ms returned sat
[2026-05-25 18:29:12] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 363 ms returned unsat
[2026-05-25 18:29:15] [INFO ] [Real]Absence check using 73 positive place invariants in 531 ms returned sat
[2026-05-25 18:29:15] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 496 ms returned sat
[2026-05-25 18:29:17] [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 5
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:857)
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: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 18:29:24] [INFO ] [Real]Absence check using 73 positive place invariants in 537 ms returned sat
[2026-05-25 18:29:25] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 544 ms returned sat
[2026-05-25 18:29:27] [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 8
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:857)
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: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 18:29:34] [INFO ] [Real]Absence check using 73 positive place invariants in 544 ms returned sat
[2026-05-25 18:29:34] [INFO ] [Real]Absence check using 73 positive and 1172 generalized place invariants in 595 ms returned sat
[2026-05-25 18:29:36] [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 11
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:857)
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: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)
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 12 out of 17896 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17896/17896 places, 26071/26071 transitions.
Graph (complete) has 56805 edges and 17896 vertex of which 17848 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.60 ms
Discarding 48 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 5991 transitions
Trivial Post-agglo rules discarded 5991 transitions
Performed 5991 trivial Post agglomeration. Transition count delta: 5991
Iterating post reduction 0 with 5991 rules applied. Total rules applied 5992 place count 17848 transition count 20080
Reduce places removed 5991 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 1 with 5996 rules applied. Total rules applied 11988 place count 11857 transition count 20075
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 11993 place count 11852 transition count 20075
Performed 500 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 500 Pre rules applied. Total rules applied 11993 place count 11852 transition count 19575
Deduced a syphon composed of 500 places in 19 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 3 with 1000 rules applied. Total rules applied 12993 place count 11352 transition count 19575
Discarding 5491 places :
Symmetric choice reduction at 3 with 5491 rule applications. Total rules 18484 place count 5861 transition count 14084
Iterating global reduction 3 with 5491 rules applied. Total rules applied 23975 place count 5861 transition count 14084
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 23975 place count 5861 transition count 14073
Deduced a syphon composed of 11 places in 13 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 23997 place count 5850 transition count 14073
Discarding 541 places :
Symmetric choice reduction at 3 with 541 rule applications. Total rules 24538 place count 5309 transition count 8663
Iterating global reduction 3 with 541 rules applied. Total rules applied 25079 place count 5309 transition count 8663
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 7 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 25129 place count 5284 transition count 8638
Free-agglomeration rule (complex) applied 345 times.
Iterating global reduction 3 with 345 rules applied. Total rules applied 25474 place count 5284 transition count 13162
Reduce places removed 345 places and 0 transitions.
Iterating post reduction 3 with 345 rules applied. Total rules applied 25819 place count 4939 transition count 13162
Partial Free-agglomeration rule applied 225 times.
Drop transitions (Partial Free agglomeration) removed 225 transitions
Iterating global reduction 4 with 225 rules applied. Total rules applied 26044 place count 4939 transition count 13162
Applied a total of 26044 rules in 6568 ms. Remains 4939 /17896 variables (removed 12957) and now considering 13162/26071 (removed 12909) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6580 ms. Remains : 4939/17896 places, 13162/26071 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15548495804280016095.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6708086329911864552.kers'
[2026-05-25 18:29:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15548495804280016095.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6708086329911864552.kers]
Normalized transition count is 12276 out of 13162 initially.
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 8 ms.
// Phase 1: matrix 12276 rows 4532 cols 50309 entries
Finished phase 1 with 2944 SingleSign rule and 798 generalized
[2026-05-25 18:29:45] [INFO ] Computed 1197 invariants in 176 ms
Computed 1197 P flows in 176 ms.
Exported basis to /tmp/petrispot-output-6708086329911864552.kers
Total runtime 206 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 511858 steps (8305 resets) in 30001 ms. (17 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3502388 steps (7584 resets) in 30006 ms. (116 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
[2026-05-25 18:30:45] [INFO ] Flow matrix only has 12276 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-10693232008551027229.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5075661696747716642.kers'
[2026-05-25 18:30:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10693232008551027229.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5075661696747716642.kers]
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 15 ms.
// Phase 1: matrix 12276 rows 4532 cols 50309 entries
Finished phase 1 with 2944 SingleSign rule and 798 generalized
[2026-05-25 18:30:45] [INFO ] Computed 1197 invariants in 212 ms
Computed 1197 P flows in 212 ms.
Exported basis to /tmp/petrispot-output-5075661696747716642.kers
Total runtime 225 ms.
[2026-05-25 18:30:46] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:30:46] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 288 ms returned sat
[2026-05-25 18:30:52] [INFO ] [Real]Absence check using state equation in 5999 ms returned sat
[2026-05-25 18:30:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:30:53] [INFO ] [Nat]Absence check using 25 positive place invariants in 55 ms returned sat
[2026-05-25 18:30:53] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 284 ms returned sat
[2026-05-25 18:31:00] [INFO ] [Nat]Absence check using state equation in 6386 ms returned sat
[2026-05-25 18:31:00] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:31:05] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:31:09] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9531 ms returned unknown
[2026-05-25 18:31:10] [INFO ] [Real]Absence check using 25 positive place invariants in 52 ms returned sat
[2026-05-25 18:31:10] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 272 ms returned sat
[2026-05-25 18:31:16] [INFO ] [Real]Absence check using state equation in 5527 ms returned sat
[2026-05-25 18:31:18] [INFO ] [Real]Added 8002 Read/Feed constraints in 2056 ms returned sat
[2026-05-25 18:31:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:31:19] [INFO ] [Nat]Absence check using 25 positive place invariants in 55 ms returned sat
[2026-05-25 18:31:19] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 292 ms returned sat
[2026-05-25 18:31:25] [INFO ] [Nat]Absence check using state equation in 5398 ms returned sat
[2026-05-25 18:31:30] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:31:34] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9544 ms returned unknown
[2026-05-25 18:31:35] [INFO ] [Real]Absence check using 25 positive place invariants in 51 ms returned sat
[2026-05-25 18:31:35] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 292 ms returned sat
[2026-05-25 18:31:42] [INFO ] [Real]Absence check using state equation in 6302 ms returned sat
[2026-05-25 18:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:31:43] [INFO ] [Nat]Absence check using 25 positive place invariants in 62 ms returned sat
[2026-05-25 18:31:43] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 382 ms returned sat
[2026-05-25 18:31:50] [INFO ] [Nat]Absence check using state equation in 7026 ms returned sat
[2026-05-25 18:31:55] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:32:00] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9524 ms returned unknown
[2026-05-25 18:32:00] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:32:01] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 250 ms returned sat
[2026-05-25 18:32:05] [INFO ] [Real]Absence check using state equation in 4452 ms returned sat
[2026-05-25 18:32:07] [INFO ] [Real]Added 8002 Read/Feed constraints in 1135 ms returned sat
[2026-05-25 18:32:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:32:08] [INFO ] [Nat]Absence check using 25 positive place invariants in 54 ms returned sat
[2026-05-25 18:32:08] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 269 ms returned sat
[2026-05-25 18:32:12] [INFO ] [Nat]Absence check using state equation in 4602 ms returned sat
[2026-05-25 18:32:18] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:32:22] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9818 ms returned unknown
[2026-05-25 18:32:23] [INFO ] [Real]Absence check using 25 positive place invariants in 58 ms returned sat
[2026-05-25 18:32:23] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 282 ms returned sat
[2026-05-25 18:32:28] [INFO ] [Real]Absence check using state equation in 5067 ms returned sat
[2026-05-25 18:32:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:32:29] [INFO ] [Nat]Absence check using 25 positive place invariants in 54 ms returned sat
[2026-05-25 18:32:29] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 262 ms returned sat
[2026-05-25 18:32:36] [INFO ] [Nat]Absence check using state equation in 6353 ms returned sat
[2026-05-25 18:32:41] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:32:45] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9520 ms returned unknown
[2026-05-25 18:32:46] [INFO ] [Real]Absence check using 25 positive place invariants in 66 ms returned sat
[2026-05-25 18:32:46] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 263 ms returned sat
[2026-05-25 18:32:52] [INFO ] [Real]Absence check using state equation in 5380 ms returned sat
[2026-05-25 18:32:54] [INFO ] [Real]Added 8002 Read/Feed constraints in 2223 ms returned sat
[2026-05-25 18:32:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:32:55] [INFO ] [Nat]Absence check using 25 positive place invariants in 57 ms returned sat
[2026-05-25 18:32:55] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 277 ms returned sat
[2026-05-25 18:33:01] [INFO ] [Nat]Absence check using state equation in 5538 ms returned sat
[2026-05-25 18:33:06] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:33:10] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9519 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Support contains 6 out of 4939 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4939/4939 places, 13162/13162 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 4939 transition count 13159
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 4936 transition count 13159
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 12 place count 4936 transition count 13153
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 18 place count 4930 transition count 13153
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 24 place count 4924 transition count 13147
Iterating global reduction 3 with 6 rules applied. Total rules applied 30 place count 4924 transition count 13147
Applied a total of 30 rules in 2131 ms. Remains 4924 /4939 variables (removed 15) and now considering 13147/13162 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2131 ms. Remains : 4924/4939 places, 13147/13162 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-223831821295143317.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16702027843009001698.kers'
[2026-05-25 18:33:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-223831821295143317.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16702027843009001698.kers]
Normalized transition count is 12261 out of 13147 initially.
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 8 ms.
// Phase 1: matrix 12261 rows 4517 cols 50255 entries
Finished phase 1 with 2935 SingleSign rule and 792 generalized
[2026-05-25 18:33:13] [INFO ] Computed 1197 invariants in 173 ms
Computed 1197 P flows in 173 ms.
Exported basis to /tmp/petrispot-output-16702027843009001698.kers
Total runtime 188 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
RANDOM walk for 534284 steps (8669 resets) in 30001 ms. (17 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2935409 steps (6356 resets) in 25005 ms. (117 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 18:34:08] [INFO ] Flow matrix only has 12261 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-1524846986410793214.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10020307910285223333.kers'
[2026-05-25 18:34:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1524846986410793214.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10020307910285223333.kers]
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 7 ms.
// Phase 1: matrix 12261 rows 4517 cols 50255 entries
Finished phase 1 with 2935 SingleSign rule and 792 generalized
[2026-05-25 18:34:08] [INFO ] Computed 1197 invariants in 170 ms
Computed 1197 P flows in 183 ms.
Exported basis to /tmp/petrispot-output-10020307910285223333.kers
Total runtime 210 ms.
[2026-05-25 18:34:09] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:34:09] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 284 ms returned sat
[2026-05-25 18:34:13] [INFO ] [Real]Absence check using state equation in 4339 ms returned sat
[2026-05-25 18:34:14] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:34:15] [INFO ] [Real]Added 8002 Read/Feed constraints in 1280 ms returned sat
[2026-05-25 18:34:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:34:16] [INFO ] [Nat]Absence check using 25 positive place invariants in 69 ms returned sat
[2026-05-25 18:34:16] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 317 ms returned sat
[2026-05-25 18:34:21] [INFO ] [Nat]Absence check using state equation in 4682 ms returned sat
[2026-05-25 18:34:26] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:34:29] [INFO ] [Nat]Added 8002 Read/Feed constraints in 8470 ms returned sat
[2026-05-25 18:34:31] [INFO ] Computed and/alt/rep : 4614/6649/4614 causal constraints (skipped 7622 transitions) in 1298 ms.
[2026-05-25 18:34:35] [INFO ] Added : 11 causal constraints over 3 iterations in 4619 ms. Result :sat
Minimization took 20823 ms.
[2026-05-25 18:34:56] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:34:56] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 258 ms returned sat
[2026-05-25 18:35:01] [INFO ] [Real]Absence check using state equation in 4974 ms returned sat
[2026-05-25 18:35:03] [INFO ] [Real]Added 8002 Read/Feed constraints in 1129 ms returned unsat
[2026-05-25 18:35:03] [INFO ] [Real]Absence check using 25 positive place invariants in 54 ms returned sat
[2026-05-25 18:35:04] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 276 ms returned sat
[2026-05-25 18:35:09] [INFO ] [Real]Absence check using state equation in 5155 ms returned sat
[2026-05-25 18:35:11] [INFO ] [Real]Added 8002 Read/Feed constraints in 1615 ms returned sat
[2026-05-25 18:35:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:35:12] [INFO ] [Nat]Absence check using 25 positive place invariants in 56 ms returned sat
[2026-05-25 18:35:12] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 279 ms returned sat
[2026-05-25 18:35:17] [INFO ] [Nat]Absence check using state equation in 5165 ms returned sat
[2026-05-25 18:35:22] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:35:27] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9503 ms returned unknown
[2026-05-25 18:35:27] [INFO ] [Real]Absence check using 25 positive place invariants in 58 ms returned sat
[2026-05-25 18:35:28] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 339 ms returned sat
[2026-05-25 18:35:32] [INFO ] [Real]Absence check using state equation in 4449 ms returned sat
[2026-05-25 18:35:34] [INFO ] [Real]Added 8002 Read/Feed constraints in 1536 ms returned sat
[2026-05-25 18:35:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:35:35] [INFO ] [Nat]Absence check using 25 positive place invariants in 56 ms returned sat
[2026-05-25 18:35:35] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 288 ms returned sat
[2026-05-25 18:35:40] [INFO ] [Nat]Absence check using state equation in 4613 ms returned sat
[2026-05-25 18:35:45] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:35:47] [INFO ] [Nat]Added 8002 Read/Feed constraints in 7196 ms returned sat
[2026-05-25 18:35:49] [INFO ] Computed and/alt/rep : 4614/6649/4614 causal constraints (skipped 7622 transitions) in 1278 ms.
[2026-05-25 18:35:51] [INFO ] Added : 10 causal constraints over 2 iterations in 3823 ms. Result :sat
Minimization took 20188 ms.
[2026-05-25 18:36:12] [INFO ] [Real]Absence check using 25 positive place invariants in 82 ms returned sat
[2026-05-25 18:36:12] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 249 ms returned sat
[2026-05-25 18:36:17] [INFO ] [Real]Absence check using state equation in 4345 ms returned sat
[2026-05-25 18:36:19] [INFO ] [Real]Added 8002 Read/Feed constraints in 1849 ms returned sat
[2026-05-25 18:36:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:36:20] [INFO ] [Nat]Absence check using 25 positive place invariants in 55 ms returned sat
[2026-05-25 18:36:20] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 277 ms returned sat
[2026-05-25 18:36:25] [INFO ] [Nat]Absence check using state equation in 4436 ms returned sat
[2026-05-25 18:36:30] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:36:34] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9621 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 0, 1, 1, 1]
FORMULA MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 4924 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4924/4924 places, 13147/13147 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 4924 transition count 13146
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 4923 transition count 13146
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 4922 transition count 13145
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 4922 transition count 13145
Applied a total of 4 rules in 2089 ms. Remains 4922 /4924 variables (removed 2) and now considering 13145/13147 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2090 ms. Remains : 4922/4924 places, 13145/13147 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10193795713338692502.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-320287091189548770.kers'
[2026-05-25 18:36:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10193795713338692502.kers, --Pflows, --basisKERS=/tmp/petrispot-output-320287091189548770.kers]
Normalized transition count is 12259 out of 13145 initially.
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 8 ms.
// Phase 1: matrix 12259 rows 4515 cols 50247 entries
Finished phase 1 with 2934 SingleSign rule and 791 generalized
[2026-05-25 18:36:37] [INFO ] Computed 1197 invariants in 182 ms
Computed 1197 P flows in 182 ms.
Exported basis to /tmp/petrispot-output-320287091189548770.kers
Total runtime 198 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 528268 steps (8573 resets) in 30001 ms. (17 steps per ms)
BEST_FIRST walk for 2311177 steps (5005 resets) in 20004 ms. (115 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-25 18:37:27] [INFO ] Flow matrix only has 12259 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-7953488869344570844.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13333931819668136037.kers'
[2026-05-25 18:37:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7953488869344570844.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13333931819668136037.kers]
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 8 ms.
// Phase 1: matrix 12259 rows 4515 cols 50247 entries
Finished phase 1 with 2934 SingleSign rule and 791 generalized
[2026-05-25 18:37:27] [INFO ] Computed 1197 invariants in 188 ms
Computed 1197 P flows in 188 ms.
Exported basis to /tmp/petrispot-output-13333931819668136037.kers
Total runtime 214 ms.
[2026-05-25 18:37:27] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:37:28] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 314 ms returned sat
[2026-05-25 18:37:34] [INFO ] [Real]Absence check using state equation in 5897 ms returned sat
[2026-05-25 18:37:34] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:37:36] [INFO ] [Real]Added 8002 Read/Feed constraints in 1705 ms returned sat
[2026-05-25 18:37:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:37:36] [INFO ] [Nat]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:37:37] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 240 ms returned sat
[2026-05-25 18:37:42] [INFO ] [Nat]Absence check using state equation in 5786 ms returned sat
[2026-05-25 18:37:48] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:37:52] [INFO ] [Nat]Added 8002 Read/Feed constraints in 10013 ms returned unknown
[2026-05-25 18:37:53] [INFO ] [Real]Absence check using 25 positive place invariants in 52 ms returned sat
[2026-05-25 18:37:53] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 267 ms returned sat
[2026-05-25 18:37:58] [INFO ] [Real]Absence check using state equation in 4487 ms returned sat
[2026-05-25 18:37:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:37:59] [INFO ] [Nat]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:37:59] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 264 ms returned sat
[2026-05-25 18:38:04] [INFO ] [Nat]Absence check using state equation in 5253 ms returned sat
[2026-05-25 18:38:09] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:38:14] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9543 ms returned unknown
[2026-05-25 18:38:14] [INFO ] [Real]Absence check using 25 positive place invariants in 53 ms returned sat
[2026-05-25 18:38:15] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 281 ms returned sat
[2026-05-25 18:38:19] [INFO ] [Real]Absence check using state equation in 4349 ms returned sat
[2026-05-25 18:38:20] [INFO ] [Real]Added 8002 Read/Feed constraints in 1068 ms returned sat
[2026-05-25 18:38:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:38:21] [INFO ] [Nat]Absence check using 25 positive place invariants in 57 ms returned sat
[2026-05-25 18:38:21] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 230 ms returned sat
[2026-05-25 18:38:26] [INFO ] [Nat]Absence check using state equation in 4810 ms returned sat
[2026-05-25 18:38:31] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:38:32] [INFO ] [Nat]Added 8002 Read/Feed constraints in 5440 ms returned sat
[2026-05-25 18:38:33] [INFO ] Computed and/alt/rep : 4613/6647/4613 causal constraints (skipped 7621 transitions) in 911 ms.
[2026-05-25 18:38:35] [INFO ] Added : 10 causal constraints over 2 iterations in 3345 ms. Result :sat
Minimization took 20211 ms.
[2026-05-25 18:38:56] [INFO ] [Real]Absence check using 25 positive place invariants in 52 ms returned sat
[2026-05-25 18:38:56] [INFO ] [Real]Absence check using 25 positive and 1172 generalized place invariants in 289 ms returned sat
[2026-05-25 18:39:01] [INFO ] [Real]Absence check using state equation in 4781 ms returned sat
[2026-05-25 18:39:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:39:02] [INFO ] [Nat]Absence check using 25 positive place invariants in 54 ms returned sat
[2026-05-25 18:39:02] [INFO ] [Nat]Absence check using 25 positive and 1172 generalized place invariants in 273 ms returned sat
[2026-05-25 18:39:08] [INFO ] [Nat]Absence check using state equation in 5433 ms returned sat
[2026-05-25 18:39:13] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:39:17] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9515 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 4922 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4922/4922 places, 13145/13145 transitions.
Applied a total of 0 rules in 870 ms. Remains 4922 /4922 variables (removed 0) and now considering 13145/13145 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 870 ms. Remains : 4922/4922 places, 13145/13145 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4922/4922 places, 13145/13145 transitions.
Applied a total of 0 rules in 841 ms. Remains 4922 /4922 variables (removed 0) and now considering 13145/13145 (removed 0) transitions.
[2026-05-25 18:39:19] [INFO ] Flow matrix only has 12259 transitions (discarded 886 similar events)
[2026-05-25 18:39:19] [INFO ] Invariant cache hit.
[2026-05-25 18:39:42] [INFO ] Implicit Places using invariants in 22637 ms returned [4, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 23, 29, 37, 47, 59, 73, 89, 107, 127, 149, 172, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 224, 242, 258, 272, 284, 294, 302, 308, 312, 314, 337, 343, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 357, 361, 367, 375, 385, 397, 411, 427, 445, 465, 486, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 534, 550, 564, 576, 586, 594, 600, 604, 606, 608, 631, 637, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 651, 653, 657, 663, 671, 681, 693, 707, 723, 741, 760, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 804, 818, 830, 840, 848, 854, 858, 860, 862, 864, 887, 893, 895, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905, 907, 909, 911, 915, 921, 929, 939, 951, 965, 981, 998, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1038, 1050, 1060, 1068, 1074, 1078, 1080, 1082, 1084, 1086, 1109, 1115, 1117, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1129, 1131, 1133, 1135, 1139, 1145, 1153, 1163, 1175, 1189, 1204, 1218, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1240, 1250, 1258, 1264, 1268, 1270, 1272, 1274, 1276, 1278, 1301, 1307, 1309, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1321, 1323, 1325, 1327, 1329, 1333, 1339, 1347, 1357, 1369, 1382, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1414, 1422, 1428, 1432, 1434, 1436, 1438, 1440, 1442, 1444, 1467, 1473, 1475, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1487, 1489, 1491, 1493, 1495, 1497, 1501, 1507, 1515, 1525, 1536, 1546, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1564, 1570, 1574, 1576, 1578, 1580, 1582, 1584, 1586, 1588, 1611, 1617, 1619, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1631, 1633, 1635, 1637, 1639, 1641, 1643, 1647, 1653, 1661, 1670, 1678, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1694, 1698, 1700, 1702, 1704, 1706, 1708, 1710, 1712, 1714, 1737, 1743, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1757, 1759, 1761, 1763, 1765, 1767, 1769, 1771, 1775, 1781, 1788, 1794, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1808, 1810, 1812, 1814, 1816, 1818, 1820, 1822, 1824, 1826, 1849, 1855, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1869, 1871, 1873, 1875, 1877, 1879, 1881, 1883, 1885, 1889, 1894, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1910, 1912, 1914, 1916, 1918, 1920, 1922, 1924, 1926, 1928, 1951, 1957, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1971, 1973, 1975, 1977, 1979, 1981, 1983, 1985, 1987, 1989, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006, 2008, 2010, 2012, 2014, 2016, 2018, 2020, 2022, 2024, 2047, 2053, 2055, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2065, 2067, 2069, 2071, 2073, 2075, 2077, 2079, 2081, 2083, 2085, 2087, 2089, 2090, 2091, 2092, 2093, 2094, 2095, 2096, 2097, 2098, 2099, 2101, 2103, 2105, 2107, 2109, 2111, 2113, 2115, 2117, 2119, 2142, 2144, 2147, 2149, 2150, 2151, 2152, 2153, 2154, 2155, 2156, 2157, 2158, 2159, 2161, 2163, 2165, 2167, 2169, 2171, 2173, 2175, 2177, 2179, 2181, 2183, 2184, 2185, 2186, 2187, 2188, 2189, 2190, 2191, 2192, 2193, 2195, 2197, 2199, 2201, 2203, 2205, 2207, 2209, 2211, 2213, 2236, 2242, 2244, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2256, 2258, 2260, 2262, 2264, 2266, 2268, 2270, 2272, 2274, 2276, 2278, 2279, 2280, 2281, 2282, 2283, 2284, 2285, 2286, 2287, 2288, 2290, 2292, 2294, 2296, 2298, 2300, 2302, 2304, 2306, 2308, 2331, 2337, 2339, 2340, 2341, 2342, 2343, 2344, 2345, 2346, 2347, 2348, 2349, 2351, 2353, 2355, 2357, 2359, 2361, 2363, 2365, 2367, 2369, 2371, 2374, 2375, 2376, 2377, 2378, 2379, 2380, 2381, 2382, 2383, 2384, 2386, 2388, 2390, 2392, 2394, 2396, 2398, 2400, 2402, 2404, 2427, 2433, 2435, 2436, 2437, 2438, 2439, 2440, 2441, 2442, 2443, 2444, 2445, 2447, 2449, 2451, 2453, 2455, 2457, 2459, 2461, 2463, 2465, 2469, 2474, 2475, 2476, 2477, 2478, 2479, 2480, 2481, 2482, 2483, 2484, 2488, 2490, 2492, 2494, 2496, 2498, 2500, 2502, 2504, 2506, 2529, 2535, 2537, 2538, 2539, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2547, 2549, 2551, 2553, 2555, 2557, 2559, 2561, 2563, 2565, 2569, 2575, 2582, 2583, 2584, 2585, 2586, 2587, 2588, 2589, 2590, 2591, 2592, 2598, 2602, 2604, 2606, 2608, 2610, 2612, 2614, 2616, 2618, 2641, 2647, 2649, 2650, 2651, 2652, 2653, 2654, 2655, 2656, 2657, 2659, 2661, 2663, 2665, 2667, 2669, 2671, 2673, 2675, 2679, 2686, 2694, 2703, 2704, 2705, 2706, 2707, 2708, 2709, 2710, 2711, 2712, 2713, 2721, 2727, 2731, 2733, 2735, 2737, 2739, 2741, 2743, 2745, 2768, 2774, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2786, 2788, 2790, 2792, 2794, 2796, 2798, 2800, 2804, 2810, 2818, 2828, 2839, 2840, 2841, 2842, 2843, 2844, 2845, 2846, 2847, 2848, 2849, 2859, 2867, 2873, 2877, 2879, 2881, 2883, 2885, 2887, 2889, 2912, 2918, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 2927, 2928, 2929, 2930, 2932, 2934, 2936, 2938, 2940, 2942, 2946, 2952, 2960, 2970, 2982, 2995, 2996, 2997, 2998, 2999, 3000, 3001, 3002, 3003, 3004, 3005, 3017, 3027, 3035, 3041, 3045, 3047, 3049, 3051, 3053, 3055, 3078, 3084, 3086, 3087, 3088, 3089, 3090, 3091, 3092, 3093, 3094, 3095, 3096, 3098, 3100, 3102, 3104, 3106, 3110, 3116, 3124, 3134, 3146, 3160, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3182, 3183, 3184, 3185, 3199, 3211, 3221, 3229, 3235, 3239, 3241, 3243, 3245, 3247, 3270, 3276, 3278, 3279, 3280, 3281, 3282, 3283, 3284, 3285, 3286, 3287, 3288, 3290, 3292, 3294, 3296, 3300, 3306, 3314, 3324, 3336, 3350, 3366, 3383, 3384, 3385, 3386, 3387, 3388, 3389, 3390, 3391, 3392, 3393, 3409, 3423, 3435, 3445, 3453, 3459, 3463, 3465, 3467, 3469, 3492, 3498, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3507, 3508, 3509, 3510, 3512, 3514, 3516, 3520, 3526, 3534, 3544, 3556, 3570, 3586, 3604, 3623, 3624, 3625, 3626, 3627, 3628, 3629, 3630, 3631, 3632, 3633, 3651, 3667, 3681, 3693, 3703, 3711, 3717, 3721, 3723, 3725, 3748, 3754, 3756, 3757, 3758, 3759, 3760, 3761, 3762, 3763, 3764, 3765, 3766, 3768, 3770, 3774, 3780, 3788, 3798, 3810, 3824, 3840, 3858, 3878, 3899, 3900, 3901, 3902, 3903, 3904, 3905, 3906, 3907, 3909, 3929, 3947, 3963, 3977, 3989, 3999, 4007, 4013, 4019, 4021, 4044, 4046, 4049, 4051, 4052, 4053, 4054, 4055, 4056, 4057, 4058, 4059, 4060, 4061, 4063, 4067, 4073, 4081, 4091, 4103, 4117, 4133, 4151, 4171, 4193, 4216, 4217, 4218, 4219, 4220, 4221, 4222, 4223, 4224, 4225, 4226, 4248, 4268, 4286, 4302, 4316, 4328, 4338, 4346, 4352, 4356, 4379]
[2026-05-25 18:39:42] [INFO ] Actually due to overlaps returned [337, 631, 887, 1109, 1301, 1467, 1611, 1737, 1849, 1951, 2047, 2142, 2236, 2331, 2427, 2529, 2641, 2768, 2912, 3078, 3270, 3492, 3748, 4044, 4379, 4, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 895, 896, 897, 898, 899, 900, 901, 902, 903, 904, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1117, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1218, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1309, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1475, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1546, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1619, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1678, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1794, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2055, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2089, 2090, 2091, 2092, 2093, 2094, 2095, 2096, 2097, 2098, 2144, 2149, 2150, 2151, 2152, 2153, 2154, 2155, 2156, 2157, 2158, 2183, 2184, 2185, 2186, 2187, 2188, 2189, 2190, 2191, 2192, 2244, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2278, 2279, 2280, 2281, 2282, 2283, 2284, 2285, 2286, 2287, 2339, 2340, 2341, 2342, 2343, 2344, 2345, 2346, 2347, 2348, 2374, 2375, 2376, 2377, 2378, 2379, 2380, 2381, 2382, 2383, 2435, 2436, 2437, 2438, 2439, 2440, 2441, 2442, 2443, 2444, 2474, 2475, 2476, 2477, 2478, 2479, 2480, 2481, 2482, 2483, 2537, 2538, 2539, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2582, 2583, 2584, 2585, 2586, 2587, 2588, 2589, 2590, 2591, 2649, 2650, 2651, 2652, 2653, 2654, 2655, 2656, 2657, 2703, 2704, 2705, 2706, 2707, 2708, 2709, 2710, 2711, 2712, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2839, 2840, 2841, 2842, 2843, 2844, 2845, 2846, 2847, 2848, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 2927, 2928, 2929, 2995, 2996, 2997, 2998, 2999, 3000, 3001, 3002, 3003, 3004, 3086, 3087, 3088, 3089, 3090, 3091, 3092, 3093, 3094, 3095, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3182, 3183, 3184, 3278, 3279, 3280, 3281, 3282, 3283, 3284, 3285, 3286, 3287, 3383, 3384, 3385, 3386, 3387, 3388, 3389, 3390, 3391, 3392, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3507, 3508, 3509, 3623, 3624, 3625, 3626, 3627, 3628, 3629, 3630, 3631, 3632, 3756, 3757, 3758, 3759, 3760, 3761, 3762, 3763, 3764, 3765, 3899, 3900, 3901, 3902, 3903, 3904, 3905, 3906, 3907, 4046, 4051, 4052, 4053, 4054, 4055, 4056, 4057, 4058, 4059, 4060, 4216, 4217, 4218, 4219, 4220, 4221, 4222, 4223, 4224, 4225]
Discarding 526 places :
Implicit Place search using SMT only with invariants took 22710 ms to find 526 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 4396/4922 places, 13145/13145 transitions.
Discarding 478 places :
Symmetric choice reduction at 0 with 478 rule applications. Total rules 478 place count 3918 transition count 12667
Iterating global reduction 0 with 478 rules applied. Total rules applied 956 place count 3918 transition count 12667
Discarding 478 places :
Symmetric choice reduction at 0 with 478 rule applications. Total rules 1434 place count 3440 transition count 12189
Iterating global reduction 0 with 478 rules applied. Total rules applied 1912 place count 3440 transition count 12189
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 1915 place count 3440 transition count 12186
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 1918 place count 3437 transition count 12186
Applied a total of 1918 rules in 2111 ms. Remains 3437 /4396 variables (removed 959) and now considering 12186/13145 (removed 959) transitions.
[2026-05-25 18:39:44] [INFO ] Flow matrix only has 11300 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-1435528267172347745.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8769864711864174749.kers'
[2026-05-25 18:39:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1435528267172347745.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8769864711864174749.kers]
Culling duplicate invariants (modulo rational): removing 404 columns.
Culled 404 columns in 5 ms.
// Phase 1: matrix 11300 rows 3033 cols 34628 entries
Finished phase 1 with 2478 SingleSign rule and 288 generalized
[2026-05-25 18:39:44] [INFO ] Computed 671 invariants in 106 ms
Computed 671 P flows in 108 ms.
Exported basis to /tmp/petrispot-output-8769864711864174749.kers
Total runtime 118 ms.
[2026-05-25 18:39:58] [INFO ] Implicit Places using invariants in 14292 ms returned [6, 8, 12, 18, 26, 36, 48, 62, 78, 96, 116, 138, 161, 183, 203, 221, 237, 251, 263, 273, 281, 287, 291, 293, 320, 322, 324, 328, 334, 342, 352, 364, 378, 394, 412, 432, 453, 473, 491, 507, 521, 533, 543, 551, 557, 561, 563, 565, 573, 575, 577, 579, 583, 589, 597, 607, 619, 633, 649, 667, 686, 704, 720, 734, 746, 756, 764, 770, 774, 776, 778, 780, 788, 790, 792, 794, 796, 800, 806, 814, 824, 836, 850, 866, 883, 899, 913, 925, 935, 943, 949, 953, 955, 957, 959, 961, 969, 971, 973, 975, 977, 979, 983, 989, 997, 1007, 1019, 1033, 1048, 1062, 1074, 1084, 1092, 1098, 1102, 1104, 1106, 1108, 1110, 1112, 1120, 1122, 1124, 1126, 1128, 1130, 1132, 1136, 1142, 1150, 1160, 1172, 1185, 1197, 1207, 1215, 1221, 1225, 1227, 1229, 1231, 1233, 1235, 1237, 1245, 1247, 1249, 1251, 1253, 1255, 1257, 1259, 1263, 1269, 1277, 1287, 1298, 1308, 1316, 1322, 1326, 1328, 1330, 1332, 1334, 1336, 1338, 1340, 1348, 1350, 1352, 1354, 1356, 1358, 1360, 1362, 1364, 1368, 1374, 1382, 1391, 1399, 1405, 1409, 1411, 1413, 1415, 1417, 1419, 1421, 1423, 1425, 1433, 1435, 1437, 1439, 1441, 1443, 1445, 1447, 1449, 1451, 1455, 1461, 1468, 1474, 1478, 1480, 1482, 1484, 1486, 1488, 1490, 1492, 1494, 1496, 1504, 1506, 1508, 1510, 1512, 1514, 1516, 1518, 1520, 1522, 1524, 1528, 1533, 1537, 1539, 1541, 1543, 1545, 1547, 1549, 1551, 1553, 1555, 1557, 1565, 1567, 1569, 1571, 1573, 1575, 1577, 1579, 1581, 1583, 1585, 1587, 1590, 1592, 1594, 1596, 1598, 1600, 1602, 1604, 1606, 1608, 1610, 1612, 1620, 1622, 1624, 1626, 1628, 1630, 1632, 1634, 1636, 1638, 1640, 1642, 1644, 1646, 1648, 1650, 1652, 1654, 1656, 1658, 1660, 1662, 1664, 1666, 1672, 1674, 1676, 1678, 1680, 1682, 1684, 1686, 1688, 1690, 1692, 1694, 1696, 1698, 1700, 1702, 1704, 1706, 1708, 1710, 1712, 1714, 1716, 1718, 1725, 1727, 1729, 1731, 1733, 1735, 1737, 1739, 1741, 1743, 1745, 1747, 1749, 1751, 1753, 1755, 1757, 1759, 1761, 1763, 1765, 1767, 1769, 1771, 1779, 1781, 1783, 1785, 1787, 1789, 1791, 1793, 1795, 1797, 1799, 1801, 1803, 1806, 1808, 1810, 1812, 1814, 1816, 1818, 1820, 1822, 1824, 1826, 1834, 1836, 1838, 1840, 1842, 1844, 1846, 1848, 1850, 1852, 1854, 1856, 1860, 1865, 1869, 1871, 1873, 1875, 1877, 1879, 1881, 1883, 1885, 1887, 1895, 1897, 1899, 1901, 1903, 1905, 1907, 1909, 1911, 1913, 1915, 1919, 1925, 1932, 1938, 1942, 1944, 1946, 1948, 1950, 1952, 1954, 1956, 1958, 1966, 1969, 1971, 1973, 1975, 1977, 1979, 1981, 1983, 1985, 1989, 1996, 2004, 2013, 2021, 2027, 2031, 2033, 2035, 2037, 2039, 2041, 2043, 2045, 2054, 2056, 2058, 2060, 2062, 2064, 2066, 2068, 2070, 2074, 2080, 2088, 2098, 2109, 2119, 2127, 2133, 2137, 2139, 2141, 2143, 2145, 2147, 2149, 2157, 2159, 2161, 2163, 2165, 2167, 2169, 2171, 2175, 2181, 2189, 2199, 2211, 2224, 2236, 2246, 2254, 2260, 2264, 2266, 2268, 2270, 2272, 2274, 2282, 2284, 2286, 2288, 2290, 2292, 2294, 2298, 2304, 2312, 2322, 2334, 2348, 2363, 2377, 2389, 2399, 2407, 2413, 2417, 2419, 2421, 2423, 2425, 2433, 2435, 2437, 2439, 2441, 2443, 2447, 2453, 2461, 2471, 2483, 2497, 2513, 2530, 2546, 2560, 2572, 2582, 2590, 2596, 2600, 2602, 2604, 2606, 2614, 2616, 2618, 2620, 2622, 2626, 2632, 2640, 2650, 2662, 2676, 2692, 2710, 2729, 2747, 2763, 2777, 2789, 2799, 2807, 2813, 2817, 2819, 2821, 2829, 2831, 2833, 2835, 2839, 2845, 2853, 2863, 2875, 2889, 2905, 2923, 2943, 2965, 2985, 3003, 3019, 3033, 3045, 3055, 3063, 3069, 3075, 3077, 3084, 3086, 3088, 3092, 3098, 3106, 3116, 3128, 3142, 3158, 3176, 3196, 3218, 3241, 3263, 3283, 3301, 3317, 3331, 3343, 3353, 3361, 3367, 3371]
Discarding 600 places :
Implicit Place search using SMT only with invariants took 14330 ms to find 600 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2837/4922 places, 12186/13145 transitions.
Applied a total of 0 rules in 693 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 40691 ms. Remains : 2837/4922 places, 12186/13145 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9100517867163896752.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6473848761623872147.kers'
[2026-05-25 18:39:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9100517867163896752.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6473848761623872147.kers]
Normalized transition count is 11300 out of 12186 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:39:59] [INFO ] Computed 71 invariants in 94 ms
Computed 71 P flows in 95 ms.
Exported basis to /tmp/petrispot-output-6473848761623872147.kers
Total runtime 121 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 556424 steps (9357 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 2973784 steps (5095 resets) in 20004 ms. (148 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-25 18:40:49] [INFO ] Flow matrix only has 11300 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-16549293565235118286.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10988975932936751225.kers'
[2026-05-25 18:40:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16549293565235118286.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10988975932936751225.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 13 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:40:49] [INFO ] Computed 71 invariants in 142 ms
Computed 71 P flows in 143 ms.
Exported basis to /tmp/petrispot-output-10988975932936751225.kers
Total runtime 167 ms.
[2026-05-25 18:40:50] [INFO ] [Real]Absence check using 25 positive place invariants in 38 ms returned sat
[2026-05-25 18:40:50] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 45 ms returned sat
[2026-05-25 18:40:54] [INFO ] [Real]Absence check using state equation in 4425 ms returned sat
[2026-05-25 18:40:54] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:40:56] [INFO ] [Real]Added 8002 Read/Feed constraints in 1398 ms returned sat
[2026-05-25 18:40:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:40:56] [INFO ] [Nat]Absence check using 25 positive place invariants in 33 ms returned sat
[2026-05-25 18:40:56] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 27 ms returned sat
[2026-05-25 18:41:01] [INFO ] [Nat]Absence check using state equation in 4301 ms returned sat
[2026-05-25 18:41:06] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:41:09] [INFO ] [Nat]Added 8002 Read/Feed constraints in 8021 ms returned sat
[2026-05-25 18:41:10] [INFO ] Computed and/alt/rep : 4563/6617/4563 causal constraints (skipped 6643 transitions) in 813 ms.
[2026-05-25 18:41:13] [INFO ] Added : 19 causal constraints over 4 iterations in 4034 ms. Result :sat
Minimization took 23597 ms.
[2026-05-25 18:41:37] [INFO ] [Real]Absence check using 25 positive place invariants in 29 ms returned sat
[2026-05-25 18:41:37] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 61 ms returned sat
[2026-05-25 18:41:41] [INFO ] [Real]Absence check using state equation in 3849 ms returned sat
[2026-05-25 18:41:44] [INFO ] [Real]Added 8002 Read/Feed constraints in 2346 ms returned sat
[2026-05-25 18:41:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:41:45] [INFO ] [Nat]Absence check using 25 positive place invariants in 84 ms returned sat
[2026-05-25 18:41:45] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 61 ms returned sat
[2026-05-25 18:41:50] [INFO ] [Nat]Absence check using state equation in 4858 ms returned sat
[2026-05-25 18:41:55] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:41:59] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9514 ms returned unknown
[2026-05-25 18:41:59] [INFO ] [Real]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:42:00] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 83 ms returned sat
[2026-05-25 18:42:05] [INFO ] [Real]Absence check using state equation in 5251 ms returned sat
[2026-05-25 18:42:07] [INFO ] [Real]Added 8002 Read/Feed constraints in 1482 ms returned sat
[2026-05-25 18:42:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:42:07] [INFO ] [Nat]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:42:07] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 51 ms returned sat
[2026-05-25 18:42:12] [INFO ] [Nat]Absence check using state equation in 5212 ms returned sat
[2026-05-25 18:42:17] [INFO ] [Nat]Added 8002 Read/Feed constraints in 4432 ms returned sat
[2026-05-25 18:42:18] [INFO ] Computed and/alt/rep : 4563/6617/4563 causal constraints (skipped 6643 transitions) in 800 ms.
[2026-05-25 18:42:21] [INFO ] Added : 18 causal constraints over 4 iterations in 3924 ms. Result :sat
Minimization took 22616 ms.
[2026-05-25 18:42:44] [INFO ] [Real]Absence check using 25 positive place invariants in 34 ms returned sat
[2026-05-25 18:42:44] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 30 ms returned sat
[2026-05-25 18:42:48] [INFO ] [Real]Absence check using state equation in 4107 ms returned sat
[2026-05-25 18:42:53] [INFO ] [Real]Added 8002 Read/Feed constraints in 4041 ms returned sat
[2026-05-25 18:42:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:42:53] [INFO ] [Nat]Absence check using 25 positive place invariants in 30 ms returned sat
[2026-05-25 18:42:53] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 25 ms returned sat
[2026-05-25 18:42:57] [INFO ] [Nat]Absence check using state equation in 4048 ms returned sat
[2026-05-25 18:43:03] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:43:07] [INFO ] [Nat]Added 8002 Read/Feed constraints in 9954 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 2837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 734 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 734 ms. Remains : 2837/2837 places, 12186/12186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 680 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
[2026-05-25 18:43:09] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2026-05-25 18:43:09] [INFO ] Invariant cache hit.
[2026-05-25 18:43:16] [INFO ] Implicit Places using invariants in 7103 ms returned []
Implicit Place search using SMT only with invariants took 7106 ms to find 0 implicit places.
Running 12092 sub problems to find dead transitions.
[2026-05-25 18:43:16] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2026-05-25 18:43:16] [INFO ] Invariant cache hit.
[2026-05-25 18:43:16] [INFO ] State equation strengthened by 8002 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2835 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12092 unsolved
SMT process timed out in 52704ms, After SMT, problems are : Problem set: 0 solved, 12092 unsolved
Search for dead transitions found 0 dead transitions in 52789ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60627 ms. Remains : 2837/2837 places, 12186/12186 transitions.
RANDOM walk for 40000 steps (672 resets) in 4121 ms. (9 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (66 resets) in 524 ms. (76 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (67 resets) in 548 ms. (72 steps per ms) remains 8/8 properties
[2026-05-25 18:44:10] [INFO ] Flatten gal took : 1029 ms
BEST_FIRST walk for 40003 steps (66 resets) in 551 ms. (72 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (65 resets) in 547 ms. (73 steps per ms) remains 8/8 properties
[2026-05-25 18:44:11] [INFO ] Flatten gal took : 328 ms
BEST_FIRST walk for 40003 steps (67 resets) in 552 ms. (72 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (67 resets) in 505 ms. (79 steps per ms) remains 8/8 properties
[2026-05-25 18:44:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14550460788803354834.gal : 198 ms
[2026-05-25 18:44:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6931275045649050018.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/ReachabilityCardinality14550460788803354834.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6931275045649050018.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (65 resets) in 529 ms. (75 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (68 resets) in 355 ms. (112 steps per ms) remains 8/8 properties
Loading property file /tmp/ReachabilityCardinality6931275045649050018.prop.
Interrupted probabilistic random walk after 46143 steps, run timeout after 6001 ms. (steps per millisecond=7 ) properties seen :0 out of 8
Probabilistic random walk after 46143 steps, saw 19593 distinct states, run finished after 6009 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 18:44:17] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2026-05-25 18:44:17] [INFO ] Invariant cache hit.
[2026-05-25 18:44:17] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 2121/2125 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2125 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 624/2749 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SMT process timed out in 6863ms, After SMT, problems are : Problem set: 0 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 691 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 693 ms. Remains : 2837/2837 places, 12186/12186 transitions.
RANDOM walk for 40000 steps (670 resets) in 3043 ms. (13 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (66 resets) in 368 ms. (108 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (67 resets) in 360 ms. (110 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (67 resets) in 342 ms. (116 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (67 resets) in 352 ms. (113 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (67 resets) in 362 ms. (110 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (68 resets) in 396 ms. (100 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (68 resets) in 416 ms. (95 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (66 resets) in 435 ms. (91 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 24365 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 8
Probabilistic random walk after 24365 steps, saw 10606 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-25 18:44:30] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2026-05-25 18:44:30] [INFO ] Invariant cache hit.
[2026-05-25 18:44:30] [INFO ] State equation strengthened by 8002 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 2121/2125 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2125 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 624/2749 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2749 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2749 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 44/2793 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 54
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :54 after 69
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :69 after 70
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :70 after 71
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :71 after 73
Detected timeout of ITS tools.
[2026-05-25 18:45:01] [INFO ] Flatten gal took : 308 ms
[2026-05-25 18:45:01] [INFO ] Applying decomposition
[2026-05-25 18:45:02] [INFO ] Flatten gal took : 330 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/graph9954373805066750013.txt' '-o' '/tmp/graph9954373805066750013.bin' '-w' '/tmp/graph9954373805066750013.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9954373805066750013.bin' '-l' '-1' '-v' '-w' '/tmp/graph9954373805066750013.weights' '-q' '0' '-e' '0.001'
[2026-05-25 18:45:03] [INFO ] Decomposing Gal with order
[2026-05-25 18:45:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 18:45:05] [INFO ] Removed a total of 23563 redundant transitions.
[2026-05-25 18:45:06] [INFO ] Flatten gal took : 2333 ms
[2026-05-25 18:45:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 7748 labels/synchronizations in 926 ms.
[2026-05-25 18:45:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10441672629590689932.gal : 53 ms
[2026-05-25 18:45:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8643116651388313702.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10441672629590689932.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8643116651388313702.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/ReachabilityCardinality8643116651388313702.prop.
SMT process timed out in 45721ms, After SMT, problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 2837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 711 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 711 ms. Remains : 2837/2837 places, 12186/12186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12186/12186 transitions.
Applied a total of 0 rules in 660 ms. Remains 2837 /2837 variables (removed 0) and now considering 12186/12186 (removed 0) transitions.
[2026-05-25 18:45:17] [INFO ] Flow matrix only has 11300 transitions (discarded 886 similar events)
[2026-05-25 18:45:17] [INFO ] Invariant cache hit.
[2026-05-25 18:45:24] [INFO ] Implicit Places using invariants in 6913 ms returned []
Implicit Place search using SMT only with invariants took 6914 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7578 ms. Remains : 2837/2837 places, 12186/12186 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3047 edges and 2837 vertex of which 25 / 2837 are part of one of the 1 SCC in 3 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 14040 edges and 2813 vertex of which 2791 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 2766 transition count 10457
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 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 721 rules applied. Total rules applied 966 place count 2525 transition count 9977
Reduce places removed 239 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 2 with 677 rules applied. Total rules applied 1643 place count 2286 transition count 9539
Reduce places removed 199 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 197 transitions
Reduce isomorphic transitions removed 199 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 196 transitions
Trivial Post-agglo rules discarded 196 transitions
Performed 196 trivial Post agglomeration. Transition count delta: 196
Iterating post reduction 3 with 594 rules applied. Total rules applied 2237 place count 2087 transition count 9144
Reduce places removed 196 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 196 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 4 with 552 rules applied. Total rules applied 2789 place count 1891 transition count 8788
Reduce places removed 160 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 158 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 158 transitions
Trivial Post-agglo rules discarded 158 transitions
Performed 158 trivial Post agglomeration. Transition count delta: 158
Iterating post reduction 5 with 478 rules applied. Total rules applied 3267 place count 1731 transition count 8470
Reduce places removed 158 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 31 transitions
Ensure Unique test removed 127 transitions
Reduce isomorphic transitions removed 158 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 127 transitions
Trivial Post-agglo rules discarded 127 transitions
Performed 127 trivial Post agglomeration. Transition count delta: 127
Iterating post reduction 6 with 443 rules applied. Total rules applied 3710 place count 1573 transition count 8185
Reduce places removed 127 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 127 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 379 rules applied. Total rules applied 4089 place count 1446 transition count 7933
Reduce places removed 125 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 97 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 8 with 347 rules applied. Total rules applied 4436 place count 1321 transition count 7711
Reduce places removed 97 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 95 transitions
Reduce isomorphic transitions removed 97 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 95 transitions
Trivial Post-agglo rules discarded 95 transitions
Performed 95 trivial Post agglomeration. Transition count delta: 95
Iterating post reduction 9 with 289 rules applied. Total rules applied 4725 place count 1224 transition count 7519
Reduce places removed 95 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 71 transitions
Reduce isomorphic transitions removed 95 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 71 transitions
Trivial Post-agglo rules discarded 71 transitions
Performed 71 trivial Post agglomeration. Transition count delta: 71
Iterating post reduction 10 with 261 rules applied. Total rules applied 4986 place count 1129 transition count 7353
Reduce places removed 71 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 71 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 69 transitions
Trivial Post-agglo rules discarded 69 transitions
Performed 69 trivial Post agglomeration. Transition count delta: 69
Iterating post reduction 11 with 211 rules applied. Total rules applied 5197 place count 1058 transition count 7213
Reduce places removed 69 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 69 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 188 rules applied. Total rules applied 5385 place count 989 transition count 7094
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 5533 place count 939 transition count 6996
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 5661 place count 891 transition count 6916
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 5755 place count 859 transition count 6854
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 5833 place count 829 transition count 6806
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 5885 place count 811 transition count 6772
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 5925 place count 795 transition count 6748
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 5947 place count 787 transition count 6734
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 5961 place count 781 transition count 6726
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 21 with 6 rules applied. Total rules applied 5967 place count 779 transition count 6722
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 5971 place count 777 transition count 6720
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 22 Pre rules applied. Total rules applied 5971 place count 777 transition count 6698
Deduced a syphon composed of 22 places in 1 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 23 with 44 rules applied. Total rules applied 6015 place count 755 transition count 6698
Discarding 616 places :
Symmetric choice reduction at 23 with 616 rule applications. Total rules 6631 place count 139 transition count 754
Iterating global reduction 23 with 616 rules applied. Total rules applied 7247 place count 139 transition count 754
Ensure Unique test removed 548 transitions
Reduce isomorphic transitions removed 548 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 23 with 549 rules applied. Total rules applied 7796 place count 139 transition count 205
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 24 with 1 rules applied. Total rules applied 7797 place count 138 transition count 205
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 25 with 1 Pre rules applied. Total rules applied 7797 place count 138 transition count 204
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 25 with 2 rules applied. Total rules applied 7799 place count 137 transition count 204
Discarding 15 places :
Symmetric choice reduction at 25 with 15 rule applications. Total rules 7814 place count 122 transition count 174
Iterating global reduction 25 with 15 rules applied. Total rules applied 7829 place count 122 transition count 174
Discarding 15 places :
Symmetric choice reduction at 25 with 15 rule applications. Total rules 7844 place count 107 transition count 159
Iterating global reduction 25 with 15 rules applied. Total rules applied 7859 place count 107 transition count 159
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 25 with 28 rules applied. Total rules applied 7887 place count 93 transition count 145
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 25 with 8 rules applied. Total rules applied 7895 place count 93 transition count 137
Discarding 2 places :
Symmetric choice reduction at 26 with 2 rule applications. Total rules 7897 place count 91 transition count 133
Iterating global reduction 26 with 2 rules applied. Total rules applied 7899 place count 91 transition count 133
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 26 with 2 rules applied. Total rules applied 7901 place count 91 transition count 131
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 26 with 22 rules applied. Total rules applied 7923 place count 91 transition count 109
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 26 with 22 rules applied. Total rules applied 7945 place count 69 transition count 109
Applied a total of 7945 rules in 3355 ms. Remains 69 /2837 variables (removed 2768) and now considering 109/12186 (removed 12077) transitions.
Running SMT prover for 8 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7697169547773992159.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6519612347605932184.kers'
[2026-05-25 18:45:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7697169547773992159.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6519612347605932184.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 69 cols 588 entries
Finished phase 1 with 26 SingleSign rule and 18 generalized
[2026-05-25 18:45:27] [INFO ] Computed 25 invariants in 0 ms
Computed 25 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6519612347605932184.kers
Total runtime 1 ms.
[2026-05-25 18:45:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-25 18:45:27] [INFO ] [Real]Absence check using 3 positive and 22 generalized place invariants in 19 ms returned sat
[2026-05-25 18:45:27] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2026-05-25 18:45:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-25 18:45:27] [INFO ] [Nat]Absence check using 3 positive and 22 generalized place invariants in 4 ms returned sat
[2026-05-25 18:45:27] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
TRAPS : Iteration 0
[2026-05-25 18:45:27] [INFO ] After 204ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
[2026-05-25 18:45:27] [INFO ] After 286ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
[2026-05-25 18:45:27] [INFO ] Flatten gal took : 11 ms
[2026-05-25 18:45:27] [INFO ] Flatten gal took : 5 ms
[2026-05-25 18:45:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11174270948359161324.gal : 1 ms
[2026-05-25 18:45:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17152730623075652773.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11174270948359161324.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17152730623075652773.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality17152730623075652773.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :9 after 13
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :13 after 29
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :29 after 49
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :49 after 85
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :85 after 147
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :147 after 342
Invariant property MIN2 does not hold.
Reachability property MAX2 is true.
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :342 after 905
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :905 after 1316
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :1316 after 2213
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :2213 after 4950
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :4950 after 7175
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,38632,1.21497,41008,2,23082,18,71507,12,0,366,78463,0
Total reachable state count : 38632

Verifying 8 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
MAX0,1496,1.21774,41100,2,4317,18,71507,12,0,368,78463,0
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
MIN0,1496,1.21996,41100,2,4317,18,71507,12,0,368,78463,0
Reachability property MAX1 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
MAX1,1496,1.22122,41100,2,3880,18,71507,12,0,369,78463,0
Invariant property MIN1 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
MIN1,1496,1.22227,41100,2,3880,18,71507,12,0,369,78463,0
Reachability property MAX2 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
MAX2,4,1.22259,41100,2,140,18,71507,13,0,371,78463,0
Invariant property MIN2 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
MIN2,4,1.22288,41100,2,140,18,71507,14,0,372,78463,0
Reachability property MAX3 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
MAX3,1496,1.22407,41100,2,4315,18,71507,14,0,373,78463,0
Invariant property MIN3 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
MIN3,1496,1.22529,41100,2,4315,18,71507,14,0,373,78463,0
Over-approximation ignoring read arcs solved 0 properties in 5017 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-01
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-14558745173704092049.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3715553430350445119.kers'
[2026-05-25 18:45:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14558745173704092049.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3715553430350445119.kers]
Normalized transition count is 11300 out of 12186 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:45:29] [INFO ] Computed 71 invariants in 98 ms
Computed 71 P flows in 111 ms.
Exported basis to /tmp/petrispot-output-3715553430350445119.kers
Total runtime 118 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 586 ms. (17 steps per ms)
BEST_FIRST walk for 10001 steps (17 resets) in 72 ms. (137 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:45:29] [INFO ] Flow matrix only has 11300 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-8053800668540758731.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8693114532331582858.kers'
[2026-05-25 18:45:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8053800668540758731.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8693114532331582858.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:45:30] [INFO ] Computed 71 invariants in 92 ms
Computed 71 P flows in 93 ms.
Exported basis to /tmp/petrispot-output-8693114532331582858.kers
Total runtime 101 ms.
[2026-05-25 18:45:30] [INFO ] [Real]Absence check using 25 positive place invariants in 32 ms returned sat
[2026-05-25 18:45:30] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 63 ms returned sat
[2026-05-25 18:45:34] [INFO ] [Real]Absence check using state equation in 3707 ms returned sat
[2026-05-25 18:45:34] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:45:35] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:45:35] [INFO ] [Real]Added 8002 Read/Feed constraints in 673 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 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node23HasTheLeafSetOfRx9ToReplaceNode21) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12185/12185 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2836 transition count 12184
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 2836 transition count 12183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2835 transition count 12183
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 4 place count 2834 transition count 12182
Iterating global reduction 2 with 1 rules applied. Total rules applied 5 place count 2834 transition count 12182
Applied a total of 5 rules in 1888 ms. Remains 2834 /2837 variables (removed 3) and now considering 12182/12185 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1888 ms. Remains : 2834/2837 places, 12182/12185 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16891026514894446142.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1939266249334844847.kers'
[2026-05-25 18:45:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16891026514894446142.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1939266249334844847.kers]
Normalized transition count is 11296 out of 12182 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11296 rows 2788 cols 31953 entries
Finished phase 1 with 2715 SingleSign rule and 48 generalized
[2026-05-25 18:45:37] [INFO ] Computed 71 invariants in 144 ms
Computed 71 P flows in 144 ms.
Exported basis to /tmp/petrispot-output-1939266249334844847.kers
Total runtime 164 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 531455 steps (8936 resets) in 30001 ms. (17 steps per ms)
BEST_FIRST walk for 748094 steps (1284 resets) in 5001 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:46:12] [INFO ] Flow matrix only has 11296 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-18004698919421300530.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2137953200450220823.kers'
[2026-05-25 18:46:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18004698919421300530.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2137953200450220823.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 28 ms.
// Phase 1: matrix 11296 rows 2788 cols 31953 entries
Finished phase 1 with 2715 SingleSign rule and 48 generalized
[2026-05-25 18:46:12] [INFO ] Computed 71 invariants in 157 ms
Computed 71 P flows in 158 ms.
Exported basis to /tmp/petrispot-output-2137953200450220823.kers
Total runtime 176 ms.
[2026-05-25 18:46:13] [INFO ] [Real]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:46:13] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 27 ms returned sat
[2026-05-25 18:46:17] [INFO ] [Real]Absence check using state equation in 4572 ms returned sat
[2026-05-25 18:46:18] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:46:19] [INFO ] [Real]Added 8002 Read/Feed constraints in 889 ms returned sat
[2026-05-25 18:46:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:46:19] [INFO ] [Nat]Absence check using 25 positive place invariants in 45 ms returned sat
[2026-05-25 18:46:19] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 32 ms returned sat
[2026-05-25 18:46:24] [INFO ] [Nat]Absence check using state equation in 4593 ms returned sat
[2026-05-25 18:46:29] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:46:30] [INFO ] [Nat]Added 8002 Read/Feed constraints in 5901 ms returned sat
[2026-05-25 18:46:31] [INFO ] Computed and/alt/rep : 4559/6610/4559 causal constraints (skipped 6643 transitions) in 761 ms.
[2026-05-25 18:46:35] [INFO ] Added : 19 causal constraints over 4 iterations in 4350 ms. Result :sat
Minimization took 23067 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 2834 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2834/2834 places, 12182/12182 transitions.
Applied a total of 0 rules in 848 ms. Remains 2834 /2834 variables (removed 0) and now considering 12182/12182 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 861 ms. Remains : 2834/2834 places, 12182/12182 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2834/2834 places, 12182/12182 transitions.
Applied a total of 0 rules in 714 ms. Remains 2834 /2834 variables (removed 0) and now considering 12182/12182 (removed 0) transitions.
[2026-05-25 18:46:59] [INFO ] Flow matrix only has 11296 transitions (discarded 886 similar events)
[2026-05-25 18:46:59] [INFO ] Invariant cache hit.
[2026-05-25 18:47:06] [INFO ] Implicit Places using invariants in 7080 ms returned [1559]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 7103 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2833/2834 places, 12182/12182 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 2832 transition count 12181
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 2832 transition count 12181
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 2831 transition count 12180
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 2831 transition count 12180
Applied a total of 4 rules in 1350 ms. Remains 2831 /2833 variables (removed 2) and now considering 12180/12182 (removed 2) transitions.
[2026-05-25 18:47:08] [INFO ] Flow matrix only has 11294 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-7251394915028208282.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11453144694588127675.kers'
[2026-05-25 18:47:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7251394915028208282.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11453144694588127675.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11294 rows 2785 cols 31934 entries
Finished phase 1 with 2714 SingleSign rule and 47 generalized
[2026-05-25 18:47:08] [INFO ] Computed 70 invariants in 139 ms
Computed 70 P flows in 139 ms.
Exported basis to /tmp/petrispot-output-11453144694588127675.kers
Total runtime 159 ms.
[2026-05-25 18:47:15] [INFO ] Implicit Places using invariants in 7237 ms returned []
Implicit Place search using SMT only with invariants took 7252 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2831/2834 places, 12180/12182 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16419 ms. Remains : 2831/2834 places, 12180/12182 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1958312416164149805.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10174080819456830279.kers'
[2026-05-25 18:47:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1958312416164149805.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10174080819456830279.kers]
Normalized transition count is 11294 out of 12180 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 13 ms.
// Phase 1: matrix 11294 rows 2785 cols 31934 entries
Finished phase 1 with 2714 SingleSign rule and 47 generalized
[2026-05-25 18:47:15] [INFO ] Computed 70 invariants in 133 ms
Computed 70 P flows in 133 ms.
Exported basis to /tmp/petrispot-output-10174080819456830279.kers
Total runtime 143 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 530221 steps (8914 resets) in 30001 ms. (17 steps per ms)
BEST_FIRST walk for 761977 steps (1307 resets) in 5001 ms. (152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:47:50] [INFO ] Flow matrix only has 11294 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-5508476819332125248.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7520876801139264530.kers'
[2026-05-25 18:47:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5508476819332125248.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7520876801139264530.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11294 rows 2785 cols 31934 entries
Finished phase 1 with 2714 SingleSign rule and 47 generalized
[2026-05-25 18:47:50] [INFO ] Computed 70 invariants in 107 ms
Computed 70 P flows in 120 ms.
Exported basis to /tmp/petrispot-output-7520876801139264530.kers
Total runtime 133 ms.
[2026-05-25 18:47:51] [INFO ] [Real]Absence check using 25 positive place invariants in 46 ms returned sat
[2026-05-25 18:47:51] [INFO ] [Real]Absence check using 25 positive and 45 generalized place invariants in 49 ms returned sat
[2026-05-25 18:47:54] [INFO ] [Real]Absence check using state equation in 3756 ms returned sat
[2026-05-25 18:47:55] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:47:56] [INFO ] [Real]Added 8002 Read/Feed constraints in 1425 ms returned sat
[2026-05-25 18:47:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:47:57] [INFO ] [Nat]Absence check using 25 positive place invariants in 37 ms returned sat
[2026-05-25 18:47:57] [INFO ] [Nat]Absence check using 25 positive and 45 generalized place invariants in 40 ms returned sat
[2026-05-25 18:48:01] [INFO ] [Nat]Absence check using state equation in 3831 ms returned sat
[2026-05-25 18:48:05] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:48:08] [INFO ] [Nat]Added 8002 Read/Feed constraints in 7420 ms returned sat
[2026-05-25 18:48:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 5914 ms
[2026-05-25 18:48:15] [INFO ] Computed and/alt/rep : 4559/6610/4559 causal constraints (skipped 6641 transitions) in 809 ms.
[2026-05-25 18:48:18] [INFO ] Added : 19 causal constraints over 4 iterations in 4051 ms. Result :sat
Minimization took 22533 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 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 730 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 730 ms. Remains : 2831/2831 places, 12180/12180 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 740 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
[2026-05-25 18:48:42] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2026-05-25 18:48:42] [INFO ] Invariant cache hit.
[2026-05-25 18:48:49] [INFO ] Implicit Places using invariants in 6892 ms returned []
Implicit Place search using SMT only with invariants took 6893 ms to find 0 implicit places.
Running 12086 sub problems to find dead transitions.
[2026-05-25 18:48:49] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2026-05-25 18:48:49] [INFO ] Invariant cache hit.
[2026-05-25 18:48:49] [INFO ] State equation strengthened by 8002 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2828 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12086 unsolved
SMT process timed out in 52342ms, After SMT, problems are : Problem set: 0 solved, 12086 unsolved
Search for dead transitions found 0 dead transitions in 52391ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60077 ms. Remains : 2831/2831 places, 12180/12180 transitions.
[2026-05-25 18:49:42] [INFO ] Flatten gal took : 515 ms
[2026-05-25 18:49:42] [INFO ] Flatten gal took : 330 ms
RANDOM walk for 40000 steps (671 resets) in 3266 ms. (12 steps per ms) remains 2/2 properties
[2026-05-25 18:49:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10654407578081165652.gal : 96 ms
[2026-05-25 18:49:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7424105670981776395.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/ReachabilityCardinality10654407578081165652.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7424105670981776395.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (68 resets) in 435 ms. (91 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (67 resets) in 507 ms. (78 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality7424105670981776395.prop.
Interrupted probabilistic random walk after 24041 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 24041 steps, saw 10474 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-25 18:49:46] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2026-05-25 18:49:46] [INFO ] Invariant cache hit.
[2026-05-25 18:49:46] [INFO ] State equation strengthened by 8002 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) 93/94 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2624/2718 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2718 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 25/2743 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2743 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 44/2787 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 6867ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 717 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 718 ms. Remains : 2831/2831 places, 12180/12180 transitions.
RANDOM walk for 40000 steps (670 resets) in 3033 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 646 ms. (61 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (67 resets) in 345 ms. (115 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 20880 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 20880 steps, saw 9173 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
[2026-05-25 18:49:57] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2026-05-25 18:49:57] [INFO ] Invariant cache hit.
[2026-05-25 18:49:57] [INFO ] State equation strengthened by 8002 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) 93/94 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2624/2718 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2718 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 25/2743 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2743 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 44/2787 variables, 20/26 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 18:50:33] [INFO ] Flatten gal took : 248 ms
[2026-05-25 18:50:33] [INFO ] Applying decomposition
[2026-05-25 18:50:33] [INFO ] Flatten gal took : 269 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/graph4517961773995001112.txt' '-o' '/tmp/graph4517961773995001112.bin' '-w' '/tmp/graph4517961773995001112.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4517961773995001112.bin' '-l' '-1' '-v' '-w' '/tmp/graph4517961773995001112.weights' '-q' '0' '-e' '0.001'
[2026-05-25 18:50:34] [INFO ] Decomposing Gal with order
[2026-05-25 18:50:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 18:50:36] [INFO ] Removed a total of 23552 redundant transitions.
[2026-05-25 18:50:36] [INFO ] Flatten gal took : 1729 ms
[2026-05-25 18:50:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 6225 labels/synchronizations in 701 ms.
[2026-05-25 18:50:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2765218893054509934.gal : 61 ms
[2026-05-25 18:50:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7144499678376873533.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2765218893054509934.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7144499678376873533.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/ReachabilityCardinality7144499678376873533.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 91
SMT process timed out in 45146ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2831 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :91 after 375
Applied a total of 0 rules in 753 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 753 ms. Remains : 2831/2831 places, 12180/12180 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2831/2831 places, 12180/12180 transitions.
Applied a total of 0 rules in 831 ms. Remains 2831 /2831 variables (removed 0) and now considering 12180/12180 (removed 0) transitions.
[2026-05-25 18:50:44] [INFO ] Flow matrix only has 11294 transitions (discarded 886 similar events)
[2026-05-25 18:50:44] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :375 after 835
[2026-05-25 18:50:52] [INFO ] Implicit Places using invariants in 7620 ms returned []
Implicit Place search using SMT only with invariants took 7621 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8460 ms. Remains : 2831/2831 places, 12180/12180 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3050 edges and 2831 vertex of which 25 / 2831 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 14017 edges and 2807 vertex of which 2785 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 2760 transition count 10451
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 2519 transition count 9970
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 2279 transition count 9530
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 2079 transition count 9132
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 1881 transition count 8772
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 1719 transition count 8450
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 1559 transition count 8162
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 1431 transition count 7908
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 1305 transition count 7684
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 1207 transition count 7490
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 1111 transition count 7322
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 1039 transition count 7180
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 969 transition count 7060
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 919 transition count 6962
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 871 transition count 6882
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 839 transition count 6820
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 809 transition count 6772
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 791 transition count 6738
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 775 transition count 6714
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 767 transition count 6700
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 761 transition count 6692
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 758 transition count 6690
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 21 Pre rules applied. Total rules applied 6008 place count 758 transition count 6669
Deduced a syphon composed of 21 places in 2 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 22 with 42 rules applied. Total rules applied 6050 place count 737 transition count 6669
Discarding 620 places :
Symmetric choice reduction at 22 with 620 rule applications. Total rules 6670 place count 117 transition count 685
Iterating global reduction 22 with 620 rules applied. Total rules applied 7290 place count 117 transition count 685
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 7864 place count 117 transition count 111
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 23 with 12 rules applied. Total rules applied 7876 place count 105 transition count 111
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7876 place count 105 transition count 110
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 7878 place count 104 transition count 110
Discarding 19 places :
Symmetric choice reduction at 24 with 19 rule applications. Total rules 7897 place count 85 transition count 83
Iterating global reduction 24 with 19 rules applied. Total rules applied 7916 place count 85 transition count 83
Discarding 8 places :
Symmetric choice reduction at 24 with 8 rule applications. Total rules 7924 place count 77 transition count 75
Iterating global reduction 24 with 8 rules applied. Total rules applied 7932 place count 77 transition count 75
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 7936 place count 75 transition count 73
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 7937 place count 74 transition count 71
Iterating global reduction 24 with 1 rules applied. Total rules applied 7938 place count 74 transition count 71
Free-agglomeration rule (complex) applied 20 times.
Iterating global reduction 24 with 20 rules applied. Total rules applied 7958 place count 74 transition count 51
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 24 with 20 rules applied. Total rules applied 7978 place count 54 transition count 51
Applied a total of 7978 rules in 3277 ms. Remains 54 /2831 variables (removed 2777) and now considering 51/12180 (removed 12129) 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-16026609531155358135.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2613071473005368486.kers'
[2026-05-25 18:50:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16026609531155358135.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2613071473005368486.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 51 rows 54 cols 283 entries
Finished phase 1 with 16 SingleSign rule and 15 generalized
[2026-05-25 18:50:55] [INFO ] Computed 23 invariants in 0 ms
Computed 23 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2613071473005368486.kers
Total runtime 1 ms.
[2026-05-25 18:50:55] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 18:50:55] [INFO ] [Real]Absence check using 2 positive and 21 generalized place invariants in 5 ms returned sat
[2026-05-25 18:50:55] [INFO ] After 20ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 18:50:55] [INFO ] After 30ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-25 18:50:55] [INFO ] After 110ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
[2026-05-25 18:50:55] [INFO ] Flatten gal took : 2 ms
[2026-05-25 18:50:55] [INFO ] Flatten gal took : 2 ms
[2026-05-25 18:50:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3924024030064770579.gal : 1 ms
[2026-05-25 18:50:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality979016945599666424.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3924024030064770579.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality979016945599666424.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality979016945599666424.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 32
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :32 after 63
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :63 after 159
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :159 after 430
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :430 after 1072
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,3452,0.110753,8892,2,4632,13,13048,8,0,244,15003,0
Total reachable state count : 3452

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
MAX0,262,0.111415,8900,2,1479,13,13048,8,0,246,15003,0
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
MIN0,262,0.11233,9156,2,1479,13,13048,8,0,246,15003,0
Over-approximation ignoring read arcs solved 0 properties in 3537 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-01 in 326640 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-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-17132823579343988207.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5218795263639992223.kers'
[2026-05-25 18:50:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17132823579343988207.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5218795263639992223.kers]
Normalized transition count is 11300 out of 12186 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 13 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:50:55] [INFO ] Computed 71 invariants in 139 ms
Computed 71 P flows in 140 ms.
Exported basis to /tmp/petrispot-output-5218795263639992223.kers
Total runtime 147 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 610 ms. (16 steps per ms)
BEST_FIRST walk for 10000 steps (17 resets) in 69 ms. (142 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:50:56] [INFO ] Flow matrix only has 11300 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-9071487710245830328.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11792902597883765205.kers'
[2026-05-25 18:50:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9071487710245830328.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11792902597883765205.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:50:56] [INFO ] Computed 71 invariants in 141 ms
Computed 71 P flows in 142 ms.
Exported basis to /tmp/petrispot-output-11792902597883765205.kers
Total runtime 162 ms.
[2026-05-25 18:50:57] [INFO ] [Real]Absence check using 25 positive place invariants in 36 ms returned sat
[2026-05-25 18:50:57] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 68 ms returned sat
[2026-05-25 18:51:01] [INFO ] [Real]Absence check using state equation in 4056 ms returned sat
[2026-05-25 18:51:01] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:51:01] [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 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node21ThinksNode5ShouldBeNodeMasterToReplaceNode7) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12184/12184 transitions.
Reduce places removed 1 places and 2 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 2836 transition count 12181
Reduce places removed 2 places and 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2834 transition count 12179
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 2834 transition count 12177
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 8 place count 2832 transition count 12177
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 10 place count 2830 transition count 12175
Iterating global reduction 3 with 2 rules applied. Total rules applied 12 place count 2830 transition count 12175
Applied a total of 12 rules in 1757 ms. Remains 2830 /2837 variables (removed 7) and now considering 12175/12184 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1758 ms. Remains : 2830/2837 places, 12175/12184 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11939279901182767554.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1859342946051144386.kers'
[2026-05-25 18:51:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11939279901182767554.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1859342946051144386.kers]
Normalized transition count is 11289 out of 12175 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 9 ms.
// Phase 1: matrix 11289 rows 2784 cols 31934 entries
Finished phase 1 with 2712 SingleSign rule and 47 generalized
[2026-05-25 18:51:03] [INFO ] Computed 71 invariants in 112 ms
Computed 71 P flows in 122 ms.
Exported basis to /tmp/petrispot-output-1859342946051144386.kers
Total runtime 142 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 517455 steps (8701 resets) in 30001 ms. (17 steps per ms)
BEST_FIRST walk for 725715 steps (1243 resets) in 5001 ms. (145 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:51:38] [INFO ] Flow matrix only has 11289 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-7897048166728997818.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9001558906580251301.kers'
[2026-05-25 18:51:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7897048166728997818.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9001558906580251301.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11289 rows 2784 cols 31934 entries
Finished phase 1 with 2712 SingleSign rule and 47 generalized
[2026-05-25 18:51:38] [INFO ] Computed 71 invariants in 99 ms
Computed 71 P flows in 100 ms.
Exported basis to /tmp/petrispot-output-9001558906580251301.kers
Total runtime 125 ms.
[2026-05-25 18:51:39] [INFO ] [Real]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:51:39] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 52 ms returned sat
[2026-05-25 18:51:43] [INFO ] [Real]Absence check using state equation in 4255 ms returned sat
[2026-05-25 18:51:43] [INFO ] State equation strengthened by 7999 read => feed constraints.
[2026-05-25 18:51:46] [INFO ] [Real]Added 7999 Read/Feed constraints in 2388 ms returned sat
[2026-05-25 18:51:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:51:47] [INFO ] [Nat]Absence check using 25 positive place invariants in 34 ms returned sat
[2026-05-25 18:51:47] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 30 ms returned sat
[2026-05-25 18:51:51] [INFO ] [Nat]Absence check using state equation in 4244 ms returned sat
[2026-05-25 18:51:56] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:52:00] [INFO ] [Nat]Added 7999 Read/Feed constraints in 9500 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 2830 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12175/12175 transitions.
Applied a total of 0 rules in 888 ms. Remains 2830 /2830 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 888 ms. Remains : 2830/2830 places, 12175/12175 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12175/12175 transitions.
Applied a total of 0 rules in 801 ms. Remains 2830 /2830 variables (removed 0) and now considering 12175/12175 (removed 0) transitions.
[2026-05-25 18:52:02] [INFO ] Flow matrix only has 11289 transitions (discarded 886 similar events)
[2026-05-25 18:52:02] [INFO ] Invariant cache hit.
[2026-05-25 18:52:09] [INFO ] Implicit Places using invariants in 7292 ms returned [1559, 2396]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7306 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2828/2830 places, 12175/12175 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 2826 transition count 12173
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2826 transition count 12173
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 2824 transition count 12171
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 2824 transition count 12171
Applied a total of 8 rules in 1332 ms. Remains 2824 /2828 variables (removed 4) and now considering 12171/12175 (removed 4) transitions.
[2026-05-25 18:52:11] [INFO ] Flow matrix only has 11285 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-14995581195262213986.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14891505735374010120.kers'
[2026-05-25 18:52:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14995581195262213986.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14891505735374010120.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 13 ms.
// Phase 1: matrix 11285 rows 2778 cols 31896 entries
Finished phase 1 with 2737 SingleSign rule and 18 generalized
[2026-05-25 18:52:11] [INFO ] Computed 69 invariants in 146 ms
Computed 69 P flows in 147 ms.
Exported basis to /tmp/petrispot-output-14891505735374010120.kers
Total runtime 167 ms.
[2026-05-25 18:52:18] [INFO ] Implicit Places using invariants in 7403 ms returned []
Implicit Place search using SMT only with invariants took 7404 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2824/2830 places, 12171/12175 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16844 ms. Remains : 2824/2830 places, 12171/12175 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10852777346588954501.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14174394102715779453.kers'
[2026-05-25 18:52:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10852777346588954501.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14174394102715779453.kers]
Normalized transition count is 11285 out of 12171 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11285 rows 2778 cols 31896 entries
Finished phase 1 with 2737 SingleSign rule and 18 generalized
[2026-05-25 18:52:18] [INFO ] Computed 69 invariants in 138 ms
Computed 69 P flows in 139 ms.
Exported basis to /tmp/petrispot-output-14174394102715779453.kers
Total runtime 146 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 529839 steps (8908 resets) in 30001 ms. (17 steps per ms)
BEST_FIRST walk for 729844 steps (1247 resets) in 5001 ms. (145 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:52:53] [INFO ] Flow matrix only has 11285 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-3678224592864507325.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11587485394602770003.kers'
[2026-05-25 18:52:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3678224592864507325.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11587485394602770003.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 13 ms.
// Phase 1: matrix 11285 rows 2778 cols 31896 entries
Finished phase 1 with 2737 SingleSign rule and 18 generalized
[2026-05-25 18:52:53] [INFO ] Computed 69 invariants in 145 ms
Computed 69 P flows in 146 ms.
Exported basis to /tmp/petrispot-output-11587485394602770003.kers
Total runtime 172 ms.
[2026-05-25 18:52:54] [INFO ] [Real]Absence check using 25 positive place invariants in 39 ms returned sat
[2026-05-25 18:52:54] [INFO ] [Real]Absence check using 25 positive and 44 generalized place invariants in 10 ms returned sat
[2026-05-25 18:52:59] [INFO ] [Real]Absence check using state equation in 4887 ms returned sat
[2026-05-25 18:52:59] [INFO ] State equation strengthened by 7999 read => feed constraints.
[2026-05-25 18:53:01] [INFO ] [Real]Added 7999 Read/Feed constraints in 2176 ms returned sat
[2026-05-25 18:53:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:53:02] [INFO ] [Nat]Absence check using 25 positive place invariants in 45 ms returned sat
[2026-05-25 18:53:02] [INFO ] [Nat]Absence check using 25 positive and 44 generalized place invariants in 30 ms returned sat
[2026-05-25 18:53:07] [INFO ] [Nat]Absence check using state equation in 4560 ms returned sat
[2026-05-25 18:53:12] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:53:16] [INFO ] [Nat]Added 7999 Read/Feed constraints in 9589 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 2824 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2824/2824 places, 12171/12171 transitions.
Applied a total of 0 rules in 744 ms. Remains 2824 /2824 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 746 ms. Remains : 2824/2824 places, 12171/12171 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2824/2824 places, 12171/12171 transitions.
Applied a total of 0 rules in 812 ms. Remains 2824 /2824 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
[2026-05-25 18:53:18] [INFO ] Flow matrix only has 11285 transitions (discarded 886 similar events)
[2026-05-25 18:53:18] [INFO ] Invariant cache hit.
[2026-05-25 18:53:25] [INFO ] Implicit Places using invariants in 7329 ms returned []
Implicit Place search using SMT only with invariants took 7345 ms to find 0 implicit places.
Running 12077 sub problems to find dead transitions.
[2026-05-25 18:53:25] [INFO ] Flow matrix only has 11285 transitions (discarded 886 similar events)
[2026-05-25 18:53:25] [INFO ] Invariant cache hit.
[2026-05-25 18:53:25] [INFO ] State equation strengthened by 7999 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2821 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 12077 unsolved
SMT process timed out in 51302ms, After SMT, problems are : Problem set: 0 solved, 12077 unsolved
Search for dead transitions found 0 dead transitions in 51341ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59531 ms. Remains : 2824/2824 places, 12171/12171 transitions.
[2026-05-25 18:54:17] [INFO ] Flatten gal took : 224 ms
[2026-05-25 18:54:17] [INFO ] Flatten gal took : 350 ms
[2026-05-25 18:54:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6010269352736213487.gal : 53 ms
[2026-05-25 18:54:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3762535816761308312.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6010269352736213487.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3762535816761308312.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (672 resets) in 2871 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (67 resets) in 339 ms. (117 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 345 ms. (115 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality3762535816761308312.prop.
Interrupted probabilistic random walk after 25168 steps, run timeout after 3052 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 25168 steps, saw 10943 distinct states, run finished after 3053 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-25 18:54:21] [INFO ] Flow matrix only has 11285 transitions (discarded 886 similar events)
[2026-05-25 18:54:21] [INFO ] Invariant cache hit.
[2026-05-25 18:54:21] [INFO ] State equation strengthened by 7999 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) 2687/2688 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2688 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2714 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2714 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2714 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 22/2736 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2736 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 44/2780 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 6860ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 2824 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2824/2824 places, 12171/12171 transitions.
Applied a total of 0 rules in 729 ms. Remains 2824 /2824 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 743 ms. Remains : 2824/2824 places, 12171/12171 transitions.
RANDOM walk for 40000 steps (671 resets) in 2857 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (66 resets) in 360 ms. (110 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (67 resets) in 328 ms. (121 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 23907 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 23907 steps, saw 10418 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 18:54:32] [INFO ] Flow matrix only has 11285 transitions (discarded 886 similar events)
[2026-05-25 18:54:32] [INFO ] Invariant cache hit.
[2026-05-25 18:54:32] [INFO ] State equation strengthened by 7999 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) 2687/2688 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2688 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2714 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2714 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2714 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 22/2736 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2736 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 44/2780 variables, 20/26 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 18:55:07] [INFO ] Flatten gal took : 209 ms
[2026-05-25 18:55:07] [INFO ] Applying decomposition
[2026-05-25 18:55:08] [INFO ] Flatten gal took : 245 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/graph14591562931069589874.txt' '-o' '/tmp/graph14591562931069589874.bin' '-w' '/tmp/graph14591562931069589874.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14591562931069589874.bin' '-l' '-1' '-v' '-w' '/tmp/graph14591562931069589874.weights' '-q' '0' '-e' '0.001'
[2026-05-25 18:55:08] [INFO ] Decomposing Gal with order
[2026-05-25 18:55:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 18:55:10] [INFO ] Removed a total of 23550 redundant transitions.
[2026-05-25 18:55:10] [INFO ] Flatten gal took : 1707 ms
[2026-05-25 18:55:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 6603 labels/synchronizations in 615 ms.
[2026-05-25 18:55:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9543159935632870450.gal : 42 ms
[2026-05-25 18:55:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18312313326513700401.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9543159935632870450.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18312313326513700401.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/ReachabilityCardinality18312313326513700401.prop.
SMT process timed out in 45503ms, 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 2824 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2824/2824 places, 12171/12171 transitions.
Applied a total of 0 rules in 693 ms. Remains 2824 /2824 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 693 ms. Remains : 2824/2824 places, 12171/12171 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2824/2824 places, 12171/12171 transitions.
Applied a total of 0 rules in 741 ms. Remains 2824 /2824 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
[2026-05-25 18:55:19] [INFO ] Flow matrix only has 11285 transitions (discarded 886 similar events)
[2026-05-25 18:55:19] [INFO ] Invariant cache hit.
[2026-05-25 18:55:26] [INFO ] Implicit Places using invariants in 7057 ms returned []
Implicit Place search using SMT only with invariants took 7061 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7811 ms. Remains : 2824/2824 places, 12171/12171 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3046 edges and 2824 vertex of which 25 / 2824 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 841 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 13989 edges and 2800 vertex of which 2778 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.4 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 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 0 with 242 rules applied. Total rules applied 244 place count 2753 transition count 10444
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 239 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 719 rules applied. Total rules applied 963 place count 2513 transition count 9965
Reduce places removed 239 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 2 with 677 rules applied. Total rules applied 1640 place count 2274 transition count 9527
Reduce places removed 199 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 197 transitions
Reduce isomorphic transitions removed 199 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 197 transitions
Trivial Post-agglo rules discarded 197 transitions
Performed 197 trivial Post agglomeration. Transition count delta: 197
Iterating post reduction 3 with 595 rules applied. Total rules applied 2235 place count 2075 transition count 9131
Reduce places removed 197 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 161 transitions
Reduce isomorphic transitions removed 197 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 161 transitions
Trivial Post-agglo rules discarded 161 transitions
Performed 161 trivial Post agglomeration. Transition count delta: 161
Iterating post reduction 4 with 555 rules applied. Total rules applied 2790 place count 1878 transition count 8773
Reduce places removed 161 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 159 transitions
Reduce isomorphic transitions removed 161 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 159 transitions
Trivial Post-agglo rules discarded 159 transitions
Performed 159 trivial Post agglomeration. Transition count delta: 159
Iterating post reduction 5 with 481 rules applied. Total rules applied 3271 place count 1717 transition count 8453
Reduce places removed 159 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 31 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 159 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 446 rules applied. Total rules applied 3717 place count 1558 transition count 8166
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 4099 place count 1430 transition count 7912
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 4449 place count 1304 transition count 7688
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 4741 place count 1206 transition count 7494
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 5005 place count 1110 transition count 7326
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 5219 place count 1038 transition count 7184
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 5409 place count 968 transition count 7064
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 5557 place count 918 transition count 6966
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 5685 place count 870 transition count 6886
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 5779 place count 838 transition count 6824
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 5857 place count 808 transition count 6776
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 5909 place count 790 transition count 6742
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 5949 place count 774 transition count 6718
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 5971 place count 766 transition count 6704
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 5985 place count 760 transition count 6696
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 4 rules applied. Total rules applied 5989 place count 758 transition count 6694
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 20 Pre rules applied. Total rules applied 5989 place count 758 transition count 6674
Deduced a syphon composed of 20 places in 2 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 22 with 40 rules applied. Total rules applied 6029 place count 738 transition count 6674
Discarding 621 places :
Symmetric choice reduction at 22 with 621 rule applications. Total rules 6650 place count 117 transition count 680
Iterating global reduction 22 with 621 rules applied. Total rules applied 7271 place count 117 transition count 680
Ensure Unique test removed 573 transitions
Reduce isomorphic transitions removed 573 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 22 with 594 rules applied. Total rules applied 7865 place count 117 transition count 86
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 23 with 21 rules applied. Total rules applied 7886 place count 96 transition count 86
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7886 place count 96 transition count 85
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 7888 place count 95 transition count 85
Discarding 21 places :
Symmetric choice reduction at 24 with 21 rule applications. Total rules 7909 place count 74 transition count 64
Iterating global reduction 24 with 21 rules applied. Total rules applied 7930 place count 74 transition count 64
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 24 with 6 rules applied. Total rules applied 7936 place count 71 transition count 61
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 24 with 2 rules applied. Total rules applied 7938 place count 71 transition count 59
Free-agglomeration rule (complex) applied 21 times.
Iterating global reduction 25 with 21 rules applied. Total rules applied 7959 place count 71 transition count 38
Reduce places removed 21 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 7981 place count 50 transition count 37
Applied a total of 7981 rules in 3712 ms. Remains 50 /2824 variables (removed 2774) and now considering 37/12171 (removed 12134) 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-5397079850296615857.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7524772786335297328.kers'
[2026-05-25 18:55:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5397079850296615857.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7524772786335297328.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 37 rows 48 cols 170 entries
Finished phase 1 with 16 SingleSign rule and 11 generalized
[2026-05-25 18:55:30] [INFO ] Computed 23 invariants in 0 ms
Computed 23 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7524772786335297328.kers
Total runtime 1 ms.
[2026-05-25 18:55:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-25 18:55:30] [INFO ] [Real]Absence check using 3 positive and 20 generalized place invariants in 41 ms returned sat
[2026-05-25 18:55:30] [INFO ] After 74ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 18:55:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-25 18:55:30] [INFO ] [Nat]Absence check using 3 positive and 20 generalized place invariants in 3 ms returned sat
[2026-05-25 18:55:30] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 18:55:30] [INFO ] After 36ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 18:55:30] [INFO ] After 71ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-25 18:55:30] [INFO ] Flatten gal took : 1 ms
[2026-05-25 18:55:30] [INFO ] Flatten gal took : 5 ms
[2026-05-25 18:55:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5076365096564437124.gal : 1 ms
[2026-05-25 18:55:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6643653267432731128.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5076365096564437124.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6643653267432731128.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality6643653267432731128.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 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 21
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :21 after 40
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 89
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :89 after 1029
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,1192,0.02698,5020,2,1159,11,3803,8,0,214,2850,0
Total reachable state count : 1192

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
MAX0,145,0.027294,5032,2,436,11,3803,8,0,216,2850,0
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
MIN0,145,0.027679,5284,2,436,11,3803,8,0,216,2850,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 3918 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-11 in 274802 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-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-2491408592968911341.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14923647376858128190.kers'
[2026-05-25 18:55:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2491408592968911341.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14923647376858128190.kers]
Normalized transition count is 11300 out of 12186 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:55:30] [INFO ] Computed 71 invariants in 100 ms
Computed 71 P flows in 113 ms.
Exported basis to /tmp/petrispot-output-14923647376858128190.kers
Total runtime 126 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (168 resets) in 578 ms. (17 steps per ms)
BEST_FIRST walk for 10001 steps (17 resets) in 71 ms. (138 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:55:31] [INFO ] Flow matrix only has 11300 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-3683502385497557709.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18021834121007693448.kers'
[2026-05-25 18:55:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3683502385497557709.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18021834121007693448.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 18:55:31] [INFO ] Computed 71 invariants in 85 ms
Computed 71 P flows in 86 ms.
Exported basis to /tmp/petrispot-output-18021834121007693448.kers
Total runtime 106 ms.
[2026-05-25 18:55:31] [INFO ] [Real]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:55:31] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 29 ms returned sat
[2026-05-25 18:55:34] [INFO ] [Real]Absence check using state equation in 2698 ms returned sat
[2026-05-25 18:55:34] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:55:35] [INFO ] [Real]Added 8002 Read/Feed constraints in 562 ms returned sat
[2026-05-25 18:55:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:55:36] [INFO ] [Nat]Absence check using 25 positive place invariants in 40 ms returned sat
[2026-05-25 18:55:36] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 67 ms returned sat
[2026-05-25 18:55:38] [INFO ] [Nat]Absence check using state equation in 2513 ms returned sat
[2026-05-25 18:55:39] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:55:40] [INFO ] [Nat]Added 8002 Read/Feed constraints in 1399 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 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node17HasAskedItsLeafSetToLx9ToReplaceNode10) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12185/12185 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 2836 transition count 12183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2835 transition count 12183
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 2835 transition count 12182
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 2834 transition count 12182
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 6 place count 2833 transition count 12181
Iterating global reduction 3 with 1 rules applied. Total rules applied 7 place count 2833 transition count 12181
Applied a total of 7 rules in 1831 ms. Remains 2833 /2837 variables (removed 4) and now considering 12181/12185 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1832 ms. Remains : 2833/2837 places, 12181/12185 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16838435413852513798.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1193746261798421337.kers'
[2026-05-25 18:55:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16838435413852513798.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1193746261798421337.kers]
Normalized transition count is 11295 out of 12181 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 7 ms.
// Phase 1: matrix 11295 rows 2787 cols 31950 entries
Finished phase 1 with 2714 SingleSign rule and 48 generalized
[2026-05-25 18:55:42] [INFO ] Computed 71 invariants in 123 ms
Computed 71 P flows in 124 ms.
Exported basis to /tmp/petrispot-output-1193746261798421337.kers
Total runtime 133 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 548219 steps (9217 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 763747 steps (1315 resets) in 5001 ms. (152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:56:17] [INFO ] Flow matrix only has 11295 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-11921163297873437571.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18331659063834094394.kers'
[2026-05-25 18:56:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11921163297873437571.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18331659063834094394.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11295 rows 2787 cols 31950 entries
Finished phase 1 with 2714 SingleSign rule and 48 generalized
[2026-05-25 18:56:17] [INFO ] Computed 71 invariants in 113 ms
Computed 71 P flows in 114 ms.
Exported basis to /tmp/petrispot-output-18331659063834094394.kers
Total runtime 150 ms.
[2026-05-25 18:56:17] [INFO ] [Real]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:56:17] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 26 ms returned sat
[2026-05-25 18:56:21] [INFO ] [Real]Absence check using state equation in 3998 ms returned sat
[2026-05-25 18:56:21] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:56:23] [INFO ] [Real]Added 8002 Read/Feed constraints in 1154 ms returned sat
[2026-05-25 18:56:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:56:23] [INFO ] [Nat]Absence check using 25 positive place invariants in 33 ms returned sat
[2026-05-25 18:56:23] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 67 ms returned sat
[2026-05-25 18:56:27] [INFO ] [Nat]Absence check using state equation in 4123 ms returned sat
[2026-05-25 18:56:32] [INFO ] [Nat]Added 8002 Read/Feed constraints in 4450 ms returned sat
[2026-05-25 18:56:33] [INFO ] Computed and/alt/rep : 4558/6608/4558 causal constraints (skipped 6643 transitions) in 764 ms.
[2026-05-25 18:56:36] [INFO ] Added : 18 causal constraints over 4 iterations in 3899 ms. Result :sat
Minimization took 23136 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 2833 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2833/2833 places, 12181/12181 transitions.
Applied a total of 0 rules in 729 ms. Remains 2833 /2833 variables (removed 0) and now considering 12181/12181 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 729 ms. Remains : 2833/2833 places, 12181/12181 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2833/2833 places, 12181/12181 transitions.
Applied a total of 0 rules in 786 ms. Remains 2833 /2833 variables (removed 0) and now considering 12181/12181 (removed 0) transitions.
[2026-05-25 18:57:01] [INFO ] Flow matrix only has 11295 transitions (discarded 886 similar events)
[2026-05-25 18:57:01] [INFO ] Invariant cache hit.
[2026-05-25 18:57:07] [INFO ] Implicit Places using invariants in 6814 ms returned [2399]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 6820 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2832/2833 places, 12181/12181 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 2831 transition count 12180
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 2831 transition count 12180
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 2830 transition count 12179
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 2830 transition count 12179
Applied a total of 4 rules in 1270 ms. Remains 2830 /2832 variables (removed 2) and now considering 12179/12181 (removed 2) transitions.
[2026-05-25 18:57:09] [INFO ] Flow matrix only has 11293 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-15479597111573299859.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16990974334614443830.kers'
[2026-05-25 18:57:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15479597111573299859.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16990974334614443830.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11293 rows 2784 cols 31931 entries
Finished phase 1 with 2740 SingleSign rule and 20 generalized
[2026-05-25 18:57:09] [INFO ] Computed 70 invariants in 86 ms
Computed 70 P flows in 87 ms.
Exported basis to /tmp/petrispot-output-16990974334614443830.kers
Total runtime 98 ms.
[2026-05-25 18:57:16] [INFO ] Implicit Places using invariants in 7185 ms returned []
Implicit Place search using SMT only with invariants took 7192 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2830/2833 places, 12179/12181 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16070 ms. Remains : 2830/2833 places, 12179/12181 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1734902920426106658.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7044881827262462717.kers'
[2026-05-25 18:57:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1734902920426106658.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7044881827262462717.kers]
Normalized transition count is 11293 out of 12179 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11293 rows 2784 cols 31931 entries
Finished phase 1 with 2740 SingleSign rule and 20 generalized
[2026-05-25 18:57:16] [INFO ] Computed 70 invariants in 114 ms
Computed 70 P flows in 129 ms.
Exported basis to /tmp/petrispot-output-7044881827262462717.kers
Total runtime 137 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 557585 steps (9372 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 783755 steps (1346 resets) in 5001 ms. (156 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 18:57:51] [INFO ] Flow matrix only has 11293 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-15155958947552634246.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18269303787267007601.kers'
[2026-05-25 18:57:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15155958947552634246.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18269303787267007601.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 6 ms.
// Phase 1: matrix 11293 rows 2784 cols 31931 entries
Finished phase 1 with 2740 SingleSign rule and 20 generalized
[2026-05-25 18:57:51] [INFO ] Computed 70 invariants in 99 ms
Computed 70 P flows in 100 ms.
Exported basis to /tmp/petrispot-output-18269303787267007601.kers
Total runtime 138 ms.
[2026-05-25 18:57:52] [INFO ] [Real]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 18:57:52] [INFO ] [Real]Absence check using 25 positive and 45 generalized place invariants in 28 ms returned sat
[2026-05-25 18:57:56] [INFO ] [Real]Absence check using state equation in 4335 ms returned sat
[2026-05-25 18:57:56] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 18:57:57] [INFO ] [Real]Added 8002 Read/Feed constraints in 1143 ms returned sat
[2026-05-25 18:57:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 18:57:58] [INFO ] [Nat]Absence check using 25 positive place invariants in 30 ms returned sat
[2026-05-25 18:57:58] [INFO ] [Nat]Absence check using 25 positive and 45 generalized place invariants in 25 ms returned sat
[2026-05-25 18:58:02] [INFO ] [Nat]Absence check using state equation in 4118 ms returned sat
[2026-05-25 18:58:07] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 18:58:08] [INFO ] [Nat]Added 8002 Read/Feed constraints in 5367 ms returned sat
[2026-05-25 18:58:09] [INFO ] Computed and/alt/rep : 4558/6608/4558 causal constraints (skipped 6641 transitions) in 686 ms.
[2026-05-25 18:58:12] [INFO ] Added : 18 causal constraints over 4 iterations in 4054 ms. Result :sat
Minimization took 24106 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 2830 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12179/12179 transitions.
Applied a total of 0 rules in 756 ms. Remains 2830 /2830 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 756 ms. Remains : 2830/2830 places, 12179/12179 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12179/12179 transitions.
Applied a total of 0 rules in 691 ms. Remains 2830 /2830 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
[2026-05-25 18:58:38] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2026-05-25 18:58:38] [INFO ] Invariant cache hit.
[2026-05-25 18:58:45] [INFO ] Implicit Places using invariants in 7053 ms returned []
Implicit Place search using SMT only with invariants took 7055 ms to find 0 implicit places.
Running 12085 sub problems to find dead transitions.
[2026-05-25 18:58:45] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2026-05-25 18:58:45] [INFO ] Invariant cache hit.
[2026-05-25 18:58:45] [INFO ] State equation strengthened by 8002 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2827 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 12085 unsolved
SMT process timed out in 48789ms, After SMT, problems are : Problem set: 0 solved, 12085 unsolved
Search for dead transitions found 0 dead transitions in 48817ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56590 ms. Remains : 2830/2830 places, 12179/12179 transitions.
[2026-05-25 18:59:34] [INFO ] Flatten gal took : 224 ms
[2026-05-25 18:59:34] [INFO ] Flatten gal took : 234 ms
[2026-05-25 18:59:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6656258971420334844.gal : 88 ms
[2026-05-25 18:59:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5273421195401610556.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6656258971420334844.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5273421195401610556.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (671 resets) in 2847 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (67 resets) in 348 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 338 ms. (118 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5273421195401610556.prop.
Interrupted probabilistic random walk after 22123 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 22123 steps, saw 9687 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 18:59:37] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2026-05-25 18:59:37] [INFO ] Invariant cache hit.
[2026-05-25 18:59:38] [INFO ] State equation strengthened by 8002 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) 90/91 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/93 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2624/2717 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2717 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/2742 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2742 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 44/2786 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 7305ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2830 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12179/12179 transitions.
Applied a total of 0 rules in 727 ms. Remains 2830 /2830 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 727 ms. Remains : 2830/2830 places, 12179/12179 transitions.
RANDOM walk for 40000 steps (672 resets) in 3530 ms. (11 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (65 resets) in 344 ms. (115 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 357 ms. (111 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 23433 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 23433 steps, saw 10233 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 18:59:50] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2026-05-25 18:59:50] [INFO ] Invariant cache hit.
[2026-05-25 18:59:50] [INFO ] State equation strengthened by 8002 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) 90/91 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/93 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2624/2717 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2717 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/2742 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2742 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 44/2786 variables, 20/26 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 19:00:24] [INFO ] Flatten gal took : 219 ms
[2026-05-25 19:00:24] [INFO ] Applying decomposition
[2026-05-25 19:00:25] [INFO ] Flatten gal took : 219 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/graph8208446874100952855.txt' '-o' '/tmp/graph8208446874100952855.bin' '-w' '/tmp/graph8208446874100952855.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8208446874100952855.bin' '-l' '-1' '-v' '-w' '/tmp/graph8208446874100952855.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:00:25] [INFO ] Decomposing Gal with order
[2026-05-25 19:00:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:00:27] [INFO ] Removed a total of 23645 redundant transitions.
[2026-05-25 19:00:27] [INFO ] Flatten gal took : 1759 ms
[2026-05-25 19:00:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 5993 labels/synchronizations in 592 ms.
[2026-05-25 19:00:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16110218721551722443.gal : 45 ms
[2026-05-25 19:00:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15758720676793264955.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16110218721551722443.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15758720676793264955.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/ReachabilityCardinality15758720676793264955.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 82
SMT process timed out in 45620ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2830 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12179/12179 transitions.
Applied a total of 0 rules in 716 ms. Remains 2830 /2830 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 716 ms. Remains : 2830/2830 places, 12179/12179 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2830/2830 places, 12179/12179 transitions.
Applied a total of 0 rules in 683 ms. Remains 2830 /2830 variables (removed 0) and now considering 12179/12179 (removed 0) transitions.
[2026-05-25 19:00:37] [INFO ] Flow matrix only has 11293 transitions (discarded 886 similar events)
[2026-05-25 19:00:37] [INFO ] Invariant cache hit.
[2026-05-25 19:00:44] [INFO ] Implicit Places using invariants in 7402 ms returned []
Implicit Place search using SMT only with invariants took 7404 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8090 ms. Remains : 2830/2830 places, 12179/12179 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3050 edges and 2830 vertex of which 25 / 2830 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 14015 edges and 2806 vertex of which 2784 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.5 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 2759 transition count 10450
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 2518 transition count 9969
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 2278 transition count 9529
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 2078 transition count 9131
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 1880 transition count 8771
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 1718 transition count 8449
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 1558 transition count 8161
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 1430 transition count 7907
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 1304 transition count 7683
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 1206 transition count 7489
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 1110 transition count 7321
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 1038 transition count 7179
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 968 transition count 7059
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 918 transition count 6961
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 870 transition count 6881
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 838 transition count 6819
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 808 transition count 6771
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 790 transition count 6737
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 774 transition count 6713
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 766 transition count 6699
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 760 transition count 6691
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 757 transition count 6689
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 21 Pre rules applied. Total rules applied 6008 place count 757 transition count 6668
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 22 with 42 rules applied. Total rules applied 6050 place count 736 transition count 6668
Discarding 620 places :
Symmetric choice reduction at 22 with 620 rule applications. Total rules 6670 place count 116 transition count 684
Iterating global reduction 22 with 620 rules applied. Total rules applied 7290 place count 116 transition count 684
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 7863 place count 116 transition count 111
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 23 with 11 rules applied. Total rules applied 7874 place count 105 transition count 111
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7874 place count 105 transition count 110
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 7876 place count 104 transition count 110
Discarding 20 places :
Symmetric choice reduction at 24 with 20 rule applications. Total rules 7896 place count 84 transition count 81
Iterating global reduction 24 with 20 rules applied. Total rules applied 7916 place count 84 transition count 81
Discarding 9 places :
Symmetric choice reduction at 24 with 9 rule applications. Total rules 7925 place count 75 transition count 72
Iterating global reduction 24 with 9 rules applied. Total rules applied 7934 place count 75 transition count 72
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 7938 place count 73 transition count 70
Discarding 1 places :
Symmetric choice reduction at 24 with 1 rule applications. Total rules 7939 place count 72 transition count 68
Iterating global reduction 24 with 1 rules applied. Total rules applied 7940 place count 72 transition count 68
Free-agglomeration rule (complex) applied 20 times.
Iterating global reduction 24 with 20 rules applied. Total rules applied 7960 place count 72 transition count 48
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 24 with 20 rules applied. Total rules applied 7980 place count 52 transition count 48
Applied a total of 7980 rules in 3241 ms. Remains 52 /2830 variables (removed 2778) and now considering 48/12179 (removed 12131) 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-13348007475727523680.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14127106700276417635.kers'
[2026-05-25 19:00:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13348007475727523680.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14127106700276417635.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 48 rows 52 cols 270 entries
Finished phase 1 with 16 SingleSign rule and 13 generalized
[2026-05-25 19:00:47] [INFO ] Computed 23 invariants in 0 ms
Computed 23 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14127106700276417635.kers
Total runtime 1 ms.
[2026-05-25 19:00:47] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:00:47] [INFO ] [Real]Absence check using 2 positive and 21 generalized place invariants in 4 ms returned sat
[2026-05-25 19:00:48] [INFO ] After 109ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 19:00:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 19:00:48] [INFO ] [Nat]Absence check using 2 positive and 21 generalized place invariants in 14 ms returned sat
[2026-05-25 19:00:48] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:00:48] [INFO ] After 23ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 19:00:48] [INFO ] After 80ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-25 19:00:48] [INFO ] Flatten gal took : 1 ms
[2026-05-25 19:00:48] [INFO ] Flatten gal took : 1 ms
[2026-05-25 19:00:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10054780220217445099.gal : 1 ms
[2026-05-25 19:00:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17331866066079776461.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10054780220217445099.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17331866066079776461.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality17331866066079776461.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,15,0.01588,4992,2,145,7,454,6,0,232,210,0
Total reachable state count : 15

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
MAX0,1,0.016143,4992,2,53,7,454,7,0,235,210,0
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
MIN0,1,0.016278,4992,2,53,7,454,8,0,236,210,0
Over-approximation ignoring read arcs solved 0 properties in 3472 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-12 in 317600 ms.
Starting property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-13
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-6054431884825307184.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7445280304864371468.kers'
[2026-05-25 19:00:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6054431884825307184.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7445280304864371468.kers]
Normalized transition count is 11300 out of 12186 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 19:00:48] [INFO ] Computed 71 invariants in 88 ms
Computed 71 P flows in 89 ms.
Exported basis to /tmp/petrispot-output-7445280304864371468.kers
Total runtime 96 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (167 resets) in 604 ms. (16 steps per ms)
BEST_FIRST walk for 10001 steps (17 resets) in 72 ms. (137 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:00:48] [INFO ] Flow matrix only has 11300 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-16677077041329682207.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12410514546933619188.kers'
[2026-05-25 19:00:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16677077041329682207.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12410514546933619188.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 14 ms.
// Phase 1: matrix 11300 rows 2791 cols 31966 entries
Finished phase 1 with 2718 SingleSign rule and 48 generalized
[2026-05-25 19:00:49] [INFO ] Computed 71 invariants in 150 ms
Computed 71 P flows in 151 ms.
Exported basis to /tmp/petrispot-output-12410514546933619188.kers
Total runtime 170 ms.
[2026-05-25 19:00:49] [INFO ] [Real]Absence check using 25 positive place invariants in 33 ms returned sat
[2026-05-25 19:00:49] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 28 ms returned sat
[2026-05-25 19:00:53] [INFO ] [Real]Absence check using state equation in 4382 ms returned sat
[2026-05-25 19:00:54] [INFO ] State equation strengthened by 8002 read => feed constraints.
[2026-05-25 19:00:54] [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.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 2837 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place Node3ThinksNode18ShouldBeNodeMasterToReplaceNode14) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2837/2837 places, 12184/12184 transitions.
Reduce places removed 1 places and 2 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 2836 transition count 12181
Reduce places removed 2 places and 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2834 transition count 12179
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 2833 transition count 12177
Reduce places removed 1 places and 2 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 6 place count 2832 transition count 12175
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 8 place count 2832 transition count 12173
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 10 place count 2830 transition count 12173
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 12 place count 2828 transition count 12171
Iterating global reduction 5 with 2 rules applied. Total rules applied 14 place count 2828 transition count 12171
Applied a total of 14 rules in 1754 ms. Remains 2828 /2837 variables (removed 9) and now considering 12171/12184 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1755 ms. Remains : 2828/2837 places, 12171/12184 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4474332671325249199.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11465063068096135121.kers'
[2026-05-25 19:00:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4474332671325249199.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11465063068096135121.kers]
Normalized transition count is 11285 out of 12171 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11285 rows 2782 cols 31924 entries
Finished phase 1 with 2710 SingleSign rule and 47 generalized
[2026-05-25 19:00:56] [INFO ] Computed 71 invariants in 111 ms
Computed 71 P flows in 112 ms.
Exported basis to /tmp/petrispot-output-11465063068096135121.kers
Total runtime 133 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 552508 steps (9291 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 774077 steps (1331 resets) in 5001 ms. (154 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:01:31] [INFO ] Flow matrix only has 11285 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-3603288802847938056.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7289269252544405910.kers'
[2026-05-25 19:01:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3603288802847938056.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7289269252544405910.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11285 rows 2782 cols 31924 entries
Finished phase 1 with 2710 SingleSign rule and 47 generalized
[2026-05-25 19:01:31] [INFO ] Computed 71 invariants in 90 ms
Computed 71 P flows in 91 ms.
Exported basis to /tmp/petrispot-output-7289269252544405910.kers
Total runtime 106 ms.
[2026-05-25 19:01:31] [INFO ] [Real]Absence check using 25 positive place invariants in 30 ms returned sat
[2026-05-25 19:01:31] [INFO ] [Real]Absence check using 25 positive and 46 generalized place invariants in 27 ms returned sat
[2026-05-25 19:01:36] [INFO ] [Real]Absence check using state equation in 4516 ms returned sat
[2026-05-25 19:01:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:01:36] [INFO ] [Nat]Absence check using 25 positive place invariants in 31 ms returned sat
[2026-05-25 19:01:36] [INFO ] [Nat]Absence check using 25 positive and 46 generalized place invariants in 23 ms returned sat
[2026-05-25 19:01:41] [INFO ] [Nat]Absence check using state equation in 4363 ms returned sat
[2026-05-25 19:01:41] [INFO ] State equation strengthened by 7997 read => feed constraints.
[2026-05-25 19:01:46] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:01:50] [INFO ] [Nat]Added 7997 Read/Feed constraints in 9388 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 2828 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2828/2828 places, 12171/12171 transitions.
Applied a total of 0 rules in 892 ms. Remains 2828 /2828 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 893 ms. Remains : 2828/2828 places, 12171/12171 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2828/2828 places, 12171/12171 transitions.
Applied a total of 0 rules in 845 ms. Remains 2828 /2828 variables (removed 0) and now considering 12171/12171 (removed 0) transitions.
[2026-05-25 19:01:52] [INFO ] Flow matrix only has 11285 transitions (discarded 886 similar events)
[2026-05-25 19:01:52] [INFO ] Invariant cache hit.
[2026-05-25 19:01:59] [INFO ] Implicit Places using invariants in 6926 ms returned [1555, 2394]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6936 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 2826/2828 places, 12171/12171 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 2824 transition count 12169
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 2824 transition count 12169
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 2822 transition count 12167
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 2822 transition count 12167
Applied a total of 8 rules in 1472 ms. Remains 2822 /2826 variables (removed 4) and now considering 12167/12171 (removed 4) transitions.
[2026-05-25 19:02:00] [INFO ] Flow matrix only has 11281 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-3550831275807483330.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2917866977995135450.kers'
[2026-05-25 19:02:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3550831275807483330.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2917866977995135450.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 5 ms.
// Phase 1: matrix 11281 rows 2776 cols 31886 entries
Finished phase 1 with 2735 SingleSign rule and 18 generalized
[2026-05-25 19:02:00] [INFO ] Computed 69 invariants in 89 ms
Computed 69 P flows in 90 ms.
Exported basis to /tmp/petrispot-output-2917866977995135450.kers
Total runtime 111 ms.
[2026-05-25 19:02:07] [INFO ] Implicit Places using invariants in 7070 ms returned []
Implicit Place search using SMT only with invariants took 7076 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 2822/2828 places, 12167/12171 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16329 ms. Remains : 2822/2828 places, 12167/12171 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-383693007579166252.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4050229700595553071.kers'
[2026-05-25 19:02:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-383693007579166252.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4050229700595553071.kers]
Normalized transition count is 11281 out of 12167 initially.
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11281 rows 2776 cols 31886 entries
Finished phase 1 with 2735 SingleSign rule and 18 generalized
[2026-05-25 19:02:07] [INFO ] Computed 69 invariants in 87 ms
Computed 69 P flows in 88 ms.
Exported basis to /tmp/petrispot-output-4050229700595553071.kers
Total runtime 96 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 549076 steps (9232 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 761797 steps (1302 resets) in 5001 ms. (152 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 19:02:43] [INFO ] Flow matrix only has 11281 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-4790882446314018482.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13483676407452388050.kers'
[2026-05-25 19:02:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4790882446314018482.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13483676407452388050.kers]
Culling duplicate invariants (modulo rational): removing 46 columns.
Culled 46 columns in 4 ms.
// Phase 1: matrix 11281 rows 2776 cols 31886 entries
Finished phase 1 with 2735 SingleSign rule and 18 generalized
[2026-05-25 19:02:43] [INFO ] Computed 69 invariants in 95 ms
Computed 69 P flows in 96 ms.
Exported basis to /tmp/petrispot-output-13483676407452388050.kers
Total runtime 135 ms.
[2026-05-25 19:02:43] [INFO ] [Real]Absence check using 25 positive place invariants in 37 ms returned sat
[2026-05-25 19:02:43] [INFO ] [Real]Absence check using 25 positive and 44 generalized place invariants in 10 ms returned sat
[2026-05-25 19:02:49] [INFO ] [Real]Absence check using state equation in 5487 ms returned sat
[2026-05-25 19:02:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 19:02:49] [INFO ] [Nat]Absence check using 25 positive place invariants in 39 ms returned sat
[2026-05-25 19:02:49] [INFO ] [Nat]Absence check using 25 positive and 44 generalized place invariants in 12 ms returned sat
[2026-05-25 19:02:55] [INFO ] [Nat]Absence check using state equation in 5469 ms returned sat
[2026-05-25 19:02:55] [INFO ] State equation strengthened by 7997 read => feed constraints.
[2026-05-25 19:03:00] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-25 19:03:04] [INFO ] [Nat]Added 7997 Read/Feed constraints in 9520 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 2822 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2822/2822 places, 12167/12167 transitions.
Applied a total of 0 rules in 729 ms. Remains 2822 /2822 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 729 ms. Remains : 2822/2822 places, 12167/12167 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2822/2822 places, 12167/12167 transitions.
Applied a total of 0 rules in 682 ms. Remains 2822 /2822 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
[2026-05-25 19:03:06] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2026-05-25 19:03:06] [INFO ] Invariant cache hit.
[2026-05-25 19:03:13] [INFO ] Implicit Places using invariants in 7068 ms returned []
Implicit Place search using SMT only with invariants took 7069 ms to find 0 implicit places.
Running 12073 sub problems to find dead transitions.
[2026-05-25 19:03:13] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2026-05-25 19:03:13] [INFO ] Invariant cache hit.
[2026-05-25 19:03:13] [INFO ] State equation strengthened by 7997 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2819 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 12073 unsolved
SMT process timed out in 48880ms, After SMT, problems are : Problem set: 0 solved, 12073 unsolved
Search for dead transitions found 0 dead transitions in 48906ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56682 ms. Remains : 2822/2822 places, 12167/12167 transitions.
[2026-05-25 19:04:02] [INFO ] Flatten gal took : 444 ms
[2026-05-25 19:04:03] [INFO ] Flatten gal took : 324 ms
[2026-05-25 19:04:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16636563515094428237.gal : 46 ms
[2026-05-25 19:04:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15209064425582815176.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16636563515094428237.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15209064425582815176.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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 (671 resets) in 3282 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (67 resets) in 396 ms. (100 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (66 resets) in 360 ms. (110 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality15209064425582815176.prop.
Interrupted probabilistic random walk after 24227 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :0 out of 2
Probabilistic random walk after 24227 steps, saw 10546 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-25 19:04:06] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2026-05-25 19:04:06] [INFO ] Invariant cache hit.
[2026-05-25 19:04:06] [INFO ] State equation strengthened by 7997 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) 2685/2686 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2686 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2712 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5665ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 2822 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2822/2822 places, 12167/12167 transitions.
Applied a total of 0 rules in 711 ms. Remains 2822 /2822 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 712 ms. Remains : 2822/2822 places, 12167/12167 transitions.
RANDOM walk for 40000 steps (671 resets) in 2701 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 408 ms. (97 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (65 resets) in 344 ms. (115 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 23807 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :0 out of 2
Probabilistic random walk after 23807 steps, saw 10374 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
[2026-05-25 19:04:16] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2026-05-25 19:04:16] [INFO ] Invariant cache hit.
[2026-05-25 19:04:17] [INFO ] State equation strengthened by 7997 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) 2685/2686 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2686 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/2712 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2712 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2712 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 22/2734 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2734 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 44/2778 variables, 20/27 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
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 19:04:53] [INFO ] Flatten gal took : 205 ms
[2026-05-25 19:04:53] [INFO ] Applying decomposition
[2026-05-25 19:04:53] [INFO ] Flatten gal took : 213 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/graph17833997162059781930.txt' '-o' '/tmp/graph17833997162059781930.bin' '-w' '/tmp/graph17833997162059781930.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17833997162059781930.bin' '-l' '-1' '-v' '-w' '/tmp/graph17833997162059781930.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:04:54] [INFO ] Decomposing Gal with order
[2026-05-25 19:04:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:04:56] [INFO ] Removed a total of 23516 redundant transitions.
[2026-05-25 19:04:56] [INFO ] Flatten gal took : 1854 ms
[2026-05-25 19:04:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 7218 labels/synchronizations in 768 ms.
[2026-05-25 19:04:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5666250204625608113.gal : 59 ms
[2026-05-25 19:04:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17938246368705926076.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/ReachabilityCardinality5666250204625608113.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17938246368705926076.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/ReachabilityCardinality17938246368705926076.prop.
SMT process timed out in 46653ms, 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 2822 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2822/2822 places, 12167/12167 transitions.
Applied a total of 0 rules in 719 ms. Remains 2822 /2822 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 719 ms. Remains : 2822/2822 places, 12167/12167 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2822/2822 places, 12167/12167 transitions.
Applied a total of 0 rules in 705 ms. Remains 2822 /2822 variables (removed 0) and now considering 12167/12167 (removed 0) transitions.
[2026-05-25 19:05:05] [INFO ] Flow matrix only has 11281 transitions (discarded 886 similar events)
[2026-05-25 19:05:05] [INFO ] Invariant cache hit.
[2026-05-25 19:05:12] [INFO ] Implicit Places using invariants in 7260 ms returned []
Implicit Place search using SMT only with invariants took 7260 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7968 ms. Remains : 2822/2822 places, 12167/12167 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 3044 edges and 2822 vertex of which 25 / 2822 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 841 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 13983 edges and 2798 vertex of which 2776 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 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 0 with 242 rules applied. Total rules applied 244 place count 2751 transition count 10440
Reduce places removed 240 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 239 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 719 rules applied. Total rules applied 963 place count 2511 transition count 9961
Reduce places removed 239 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 2 with 677 rules applied. Total rules applied 1640 place count 2272 transition count 9523
Reduce places removed 199 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 197 transitions
Reduce isomorphic transitions removed 199 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 197 transitions
Trivial Post-agglo rules discarded 197 transitions
Performed 197 trivial Post agglomeration. Transition count delta: 197
Iterating post reduction 3 with 595 rules applied. Total rules applied 2235 place count 2073 transition count 9127
Reduce places removed 197 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Ensure Unique test removed 161 transitions
Reduce isomorphic transitions removed 197 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 161 transitions
Trivial Post-agglo rules discarded 161 transitions
Performed 161 trivial Post agglomeration. Transition count delta: 161
Iterating post reduction 4 with 555 rules applied. Total rules applied 2790 place count 1876 transition count 8769
Reduce places removed 161 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 159 transitions
Reduce isomorphic transitions removed 161 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 159 transitions
Trivial Post-agglo rules discarded 159 transitions
Performed 159 trivial Post agglomeration. Transition count delta: 159
Iterating post reduction 5 with 481 rules applied. Total rules applied 3271 place count 1715 transition count 8449
Reduce places removed 159 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 127 transitions
Reduce isomorphic transitions removed 159 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 127 transitions
Trivial Post-agglo rules discarded 127 transitions
Performed 127 trivial Post agglomeration. Transition count delta: 127
Iterating post reduction 6 with 445 rules applied. Total rules applied 3716 place count 1556 transition count 8163
Reduce places removed 127 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 127 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 379 rules applied. Total rules applied 4095 place count 1429 transition count 7911
Reduce places removed 125 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 97 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 8 with 347 rules applied. Total rules applied 4442 place count 1304 transition count 7689
Reduce places removed 97 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 95 transitions
Reduce isomorphic transitions removed 97 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 95 transitions
Trivial Post-agglo rules discarded 95 transitions
Performed 95 trivial Post agglomeration. Transition count delta: 95
Iterating post reduction 9 with 289 rules applied. Total rules applied 4731 place count 1207 transition count 7497
Reduce places removed 95 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 71 transitions
Reduce isomorphic transitions removed 95 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 71 transitions
Trivial Post-agglo rules discarded 71 transitions
Performed 71 trivial Post agglomeration. Transition count delta: 71
Iterating post reduction 10 with 261 rules applied. Total rules applied 4992 place count 1112 transition count 7331
Reduce places removed 71 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 71 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 69 transitions
Trivial Post-agglo rules discarded 69 transitions
Performed 69 trivial Post agglomeration. Transition count delta: 69
Iterating post reduction 11 with 211 rules applied. Total rules applied 5203 place count 1041 transition count 7191
Reduce places removed 69 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 69 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 188 rules applied. Total rules applied 5391 place count 972 transition count 7072
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 5539 place count 922 transition count 6974
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 5667 place count 874 transition count 6894
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 5761 place count 842 transition count 6832
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 5839 place count 812 transition count 6784
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 5891 place count 794 transition count 6750
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 5931 place count 778 transition count 6726
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 5953 place count 770 transition count 6712
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 5967 place count 764 transition count 6704
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 4 rules applied. Total rules applied 5971 place count 762 transition count 6702
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 22 with 20 Pre rules applied. Total rules applied 5971 place count 762 transition count 6682
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 22 with 40 rules applied. Total rules applied 6011 place count 742 transition count 6682
Discarding 621 places :
Symmetric choice reduction at 22 with 621 rule applications. Total rules 6632 place count 121 transition count 688
Iterating global reduction 22 with 621 rules applied. Total rules applied 7253 place count 121 transition count 688
Ensure Unique test removed 573 transitions
Reduce isomorphic transitions removed 573 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 22 with 594 rules applied. Total rules applied 7847 place count 121 transition count 94
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 23 with 21 rules applied. Total rules applied 7868 place count 100 transition count 94
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 24 with 1 Pre rules applied. Total rules applied 7868 place count 100 transition count 93
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 7870 place count 99 transition count 93
Discarding 21 places :
Symmetric choice reduction at 24 with 21 rule applications. Total rules 7891 place count 78 transition count 72
Iterating global reduction 24 with 21 rules applied. Total rules applied 7912 place count 78 transition count 72
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 24 with 14 rules applied. Total rules applied 7926 place count 71 transition count 65
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 24 with 6 rules applied. Total rules applied 7932 place count 71 transition count 59
Free-agglomeration rule (complex) applied 21 times.
Iterating global reduction 25 with 21 rules applied. Total rules applied 7953 place count 71 transition count 38
Reduce places removed 21 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 7975 place count 50 transition count 37
Applied a total of 7975 rules in 3177 ms. Remains 50 /2822 variables (removed 2772) and now considering 37/12167 (removed 12130) 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-11120410338092883999.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3323046968928635284.kers'
[2026-05-25 19:05:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11120410338092883999.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3323046968928635284.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 37 rows 48 cols 170 entries
Finished phase 1 with 15 SingleSign rule and 12 generalized
[2026-05-25 19:05:15] [INFO ] Computed 23 invariants in 0 ms
Computed 23 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3323046968928635284.kers
Total runtime 0 ms.
[2026-05-25 19:05:15] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2026-05-25 19:05:15] [INFO ] [Real]Absence check using 3 positive and 20 generalized place invariants in 20 ms returned sat
[2026-05-25 19:05:15] [INFO ] After 16ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 19:05:15] [INFO ] After 22ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:05:15] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
[2026-05-25 19:05:15] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:05:15] [INFO ] Flatten gal took : 2 ms
[2026-05-25 19:05:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11790594369224024992.gal : 0 ms
[2026-05-25 19:05:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality846077512132224005.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11790594369224024992.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality846077512132224005.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/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/ReachabilityCardinality846077512132224005.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 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 55
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :55 after 122
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :122 after 344
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,1192,0.042586,5868,2,2459,11,6297,8,0,214,5174,0
Total reachable state count : 1192

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
MAX0,145,0.04313,6004,2,1106,11,6297,8,0,216,5174,0
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
MIN0,145,0.043569,6132,2,1106,11,6297,8,0,216,5174,0
Over-approximation ignoring read arcs solved 0 properties in 3307 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for MultiCrashLeafsetExtension-PT-S24C10-UpperBounds-13 in 267475 ms.
[2026-05-25 19:05:15] [INFO ] Flatten gal took : 229 ms
[2026-05-25 19:05:16] [INFO ] Applying decomposition
[2026-05-25 19:05:16] [INFO ] Flatten gal took : 230 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/graph7849639103498799765.txt' '-o' '/tmp/graph7849639103498799765.bin' '-w' '/tmp/graph7849639103498799765.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7849639103498799765.bin' '-l' '-1' '-v' '-w' '/tmp/graph7849639103498799765.weights' '-q' '0' '-e' '0.001'
[2026-05-25 19:05:16] [INFO ] Decomposing Gal with order
[2026-05-25 19:05:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 19:05:18] [INFO ] Removed a total of 23553 redundant transitions.
[2026-05-25 19:05:18] [INFO ] Flatten gal took : 1559 ms
[2026-05-25 19:05:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 7049 labels/synchronizations in 682 ms.
[2026-05-25 19:05:19] [INFO ] Time to serialize gal into /tmp/UpperBounds6670499450449892274.gal : 53 ms
[2026-05-25 19:05:19] [INFO ] Time to serialize properties into /tmp/UpperBounds2296302620549464922.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds6670499450449892274.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds2296302620549464922.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/UpperBounds2296302620549464922.prop.
ITS-tools command line returned an error code 137
[2026-05-25 19:26:38] [INFO ] Flatten gal took : 2152 ms
[2026-05-25 19:26:38] [INFO ] Time to serialize gal into /tmp/UpperBounds7010816019277415340.gal : 152 ms
[2026-05-25 19:26:38] [INFO ] Time to serialize properties into /tmp/UpperBounds2334442381546894993.prop : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds7010816019277415340.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds2334442381546894993.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...304
Loading property file /tmp/UpperBounds2334442381546894993.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-S24C10"
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-S24C10, 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-oct2-177969020300509"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C10.tgz
mv MultiCrashLeafsetExtension-PT-S24C10 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 ;