About the Execution of ITS-Tools for Philosophers-COL-001000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16187.155 | 3600000.00 | 6215528.00 | 33311.90 | T??FFFFFFTFFFF?F | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r210-smll-177969941900060.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Philosophers-COL-001000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900060
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 7.2K Mar 5 10:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 5 10:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 5 10:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 5 10:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 16 08:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 16 08:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 10:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 5 10:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 5 10:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 5 10:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 16 08:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 52K 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 booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Philosophers-COL-001000-LTLFireability-00
FORMULA_NAME Philosophers-COL-001000-LTLFireability-01
FORMULA_NAME Philosophers-COL-001000-LTLFireability-02
FORMULA_NAME Philosophers-COL-001000-LTLFireability-03
FORMULA_NAME Philosophers-COL-001000-LTLFireability-04
FORMULA_NAME Philosophers-COL-001000-LTLFireability-05
FORMULA_NAME Philosophers-COL-001000-LTLFireability-06
FORMULA_NAME Philosophers-COL-001000-LTLFireability-07
FORMULA_NAME Philosophers-COL-001000-LTLFireability-08
FORMULA_NAME Philosophers-COL-001000-LTLFireability-09
FORMULA_NAME Philosophers-COL-001000-LTLFireability-10
FORMULA_NAME Philosophers-COL-001000-LTLFireability-11
FORMULA_NAME Philosophers-COL-001000-LTLFireability-12
FORMULA_NAME Philosophers-COL-001000-LTLFireability-13
FORMULA_NAME Philosophers-COL-001000-LTLFireability-14
FORMULA_NAME Philosophers-COL-001000-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779806299845
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-001000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-05-26 14:38:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 14:38:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 14:38:22] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-26 14:38:22] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 14:38:23] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 875 ms
[2026-05-26 14:38:23] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 5000 PT places and 5000.0 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 14:38:23] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 7 ms.
[2026-05-26 14:38:23] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
FORMULA Philosophers-COL-001000-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 9 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Reduction of identical properties reduced properties to check from 6 to 4
RANDOM walk for 40076 steps (36 resets) in 222 ms. (179 steps per ms) remains 2/4 properties
BEST_FIRST walk for 28 steps (0 resets) in 5 ms. (4 steps per ms) remains 0/2 properties
[2026-05-26 14:38:23] [INFO ] Flatten gal took : 21 ms
[2026-05-26 14:38:23] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 1000) 1000) 1000)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 14:38:23] [INFO ] Unfolded HLPN to a Petri net with 5000 places and 5000 transitions 16000 arcs in 142 ms.
[2026-05-26 14:38:23] [INFO ] Unfolded 15 HLPN properties in 9 ms.
Initial state reduction rules removed 1 formulas.
FORMULA Philosophers-COL-001000-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 5000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 59 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13459848835143652653.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17987049432270425920.kers'
[2026-05-26 14:38:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13459848835143652653.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17987049432270425920.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 5000 rows 5000 cols 16000 entries
Finished phase 1 with 3000 SingleSign rule and 0 generalized
[2026-05-26 14:38:25] [INFO ] Computed 2000 invariants in 29 ms
Computed 2000 P flows in 30 ms.
Exported basis to /tmp/petrispot-output-17987049432270425920.kers
Total runtime 37 ms.
[2026-05-26 14:38:28] [INFO ] Implicit Places using invariants in 2508 ms returned []
[2026-05-26 14:38:28] [INFO ] Invariant cache hit.
[2026-05-26 14:38:33] [INFO ] Implicit Places using invariants and state equation in 5752 ms returned []
Implicit Place search using SMT with State Equation took 8308 ms to find 0 implicit places.
Running 3000 sub problems to find dead transitions.
[2026-05-26 14:38:34] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4000/10000 variables, and 1000 constraints, problems are : Problem set: 0 solved, 3000 unsolved in 30194 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 3000/3000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3000 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4000/10000 variables, and 1000 constraints, problems are : Problem set: 0 solved, 3000 unsolved in 30124 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 0/3000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62773ms problems are : Problem set: 0 solved, 3000 unsolved
Search for dead transitions found 0 dead transitions in 62824ms
Finished structural reductions in LTL mode , in 1 iterations and 71255 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 39 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:39:36] [INFO ] Invariant cache hit.
[2026-05-26 14:39:38] [INFO ] Implicit Places using invariants in 2047 ms returned []
[2026-05-26 14:39:38] [INFO ] Invariant cache hit.
[2026-05-26 14:39:45] [INFO ] Implicit Places using invariants and state equation in 6158 ms returned []
Implicit Place search using SMT with State Equation took 8234 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8277 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Support contains 5000 out of 5000 places after structural reductions.
[2026-05-26 14:39:46] [INFO ] Flatten gal took : 510 ms
[2026-05-26 14:39:47] [INFO ] Flatten gal took : 379 ms
[2026-05-26 14:39:48] [INFO ] Input system was already deterministic with 5000 transitions.
Reduction of identical properties reduced properties to check from 10 to 7
RANDOM walk for 40000 steps (8 resets) in 8144 ms. (4 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9503 ms. (4 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9407 ms. (4 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9629 ms. (4 steps per ms) remains 2/3 properties
[2026-05-26 14:39:58] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/10000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4039 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9111ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 566 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 567 ms. Remains : 5000/5000 places, 5000/5000 transitions.
RANDOM walk for 40000 steps (8 resets) in 5604 ms. (7 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9773 ms. (4 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9255 ms. (4 steps per ms) remains 2/2 properties
Probabilistic random walk after 292078 steps, saw 291639 distinct states, run finished after 18026 ms. (steps per millisecond=16 ) properties seen :0
[2026-05-26 14:40:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 7940 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 31585 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39651ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 1000 steps, including 0 resets, run visited all 2 properties in 157 ms. (steps per millisecond=6 )
Parikh walk visited 2 properties in 168 ms.
FORMULA Philosophers-COL-001000-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 566 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:41:14] [INFO ] Invariant cache hit.
[2026-05-26 14:41:20] [INFO ] Implicit Places using invariants in 6220 ms returned []
[2026-05-26 14:41:20] [INFO ] Invariant cache hit.
[2026-05-26 14:41:31] [INFO ] Implicit Places using invariants and state equation in 11305 ms returned []
Implicit Place search using SMT with State Equation took 17534 ms to find 0 implicit places.
[2026-05-26 14:41:32] [INFO ] Redundant transitions in 492 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18607 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 382 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-01
Product exploration timeout after 30170 steps with 534 reset in 10002 ms.
Product exploration timeout after 29940 steps with 512 reset in 10003 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 58 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 219 steps (0 resets) in 131 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 56 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2026-05-26 14:41:55] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 17647 ms.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Support contains 1000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 343 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:42:10] [INFO ] Invariant cache hit.
[2026-05-26 14:42:17] [INFO ] Implicit Places using invariants in 6947 ms returned []
[2026-05-26 14:42:17] [INFO ] Invariant cache hit.
[2026-05-26 14:42:30] [INFO ] Implicit Places using invariants and state equation in 12518 ms returned []
Implicit Place search using SMT with State Equation took 19467 ms to find 0 implicit places.
[2026-05-26 14:42:30] [INFO ] Redundant transitions in 534 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 20354 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 49 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 299 steps (0 resets) in 132 ms. (2 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 59 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
[2026-05-26 14:42:32] [INFO ] Invariant cache hit.
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:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
[2026-05-26 14:42:47] [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 EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 17168 ms.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 209 reset in 7441 ms.
Product exploration timeout after 68080 steps with 352 reset in 10001 ms.
Built C files in :
/tmp/ltsmin5528524057236545600
[2026-05-26 14:43:05] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:43:05] [INFO ] Built C files in 111ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5528524057236545600
Running compilation step : cd /tmp/ltsmin5528524057236545600;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5528524057236545600;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5528524057236545600;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 228 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:43:08] [INFO ] Invariant cache hit.
[2026-05-26 14:43:16] [INFO ] Implicit Places using invariants in 7429 ms returned []
[2026-05-26 14:43:16] [INFO ] Invariant cache hit.
[2026-05-26 14:43:29] [INFO ] Implicit Places using invariants and state equation in 13365 ms returned []
Implicit Place search using SMT with State Equation took 20803 ms to find 0 implicit places.
[2026-05-26 14:43:30] [INFO ] Redundant transitions in 539 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 21595 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Built C files in :
/tmp/ltsmin13737324978422755843
[2026-05-26 14:43:30] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:43:30] [INFO ] Built C files in 133ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13737324978422755843
Running compilation step : cd /tmp/ltsmin13737324978422755843;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13737324978422755843;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13737324978422755843;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 14:43:34] [INFO ] Flatten gal took : 152 ms
[2026-05-26 14:43:34] [INFO ] Flatten gal took : 164 ms
[2026-05-26 14:43:34] [INFO ] Time to serialize gal into /tmp/LTL16848384739900576098.gal : 66 ms
[2026-05-26 14:43:34] [INFO ] Time to serialize properties into /tmp/LTL4803038221738574852.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16848384739900576098.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17726600169994916664.hoa' '-atoms' '/tmp/LTL4803038221738574852.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL4803038221738574852.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17726600169994916664.hoa
Detected timeout of ITS tools.
[2026-05-26 14:43:50] [INFO ] Flatten gal took : 261 ms
[2026-05-26 14:43:50] [INFO ] Flatten gal took : 248 ms
[2026-05-26 14:43:50] [INFO ] Time to serialize gal into /tmp/LTL8688369330765665512.gal : 46 ms
[2026-05-26 14:43:50] [INFO ] Time to serialize properties into /tmp/LTL2670024920986350762.ltl : 11 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8688369330765665512.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2670024920986350762.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((((((Eat_356>=1)||(Eat_486>=1))||((Eat_876>=1)||(Eat_145>=1)))||(((Eat_275>=1)||(Eat_616>=1))||((Eat_746>=1)||(Eat_15>=1...15920
Formula 0 simplified : FG!"(((((((((((Eat_356>=1)||(Eat_486>=1))||((Eat_876>=1)||(Eat_145>=1)))||(((Eat_275>=1)||(Eat_616>=1))||((Eat_746>=1)||(Eat_15>=1))...15914
Detected timeout of ITS tools.
[2026-05-26 14:44:06] [INFO ] Flatten gal took : 204 ms
[2026-05-26 14:44:06] [INFO ] Applying decomposition
[2026-05-26 14:44:06] [INFO ] Flatten gal took : 200 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/graph835035552616344090.txt' '-o' '/tmp/graph835035552616344090.bin' '-w' '/tmp/graph835035552616344090.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph835035552616344090.bin' '-l' '-1' '-v' '-w' '/tmp/graph835035552616344090.weights' '-q' '0' '-e' '0.001'
[2026-05-26 14:44:07] [INFO ] Decomposing Gal with order
[2026-05-26 14:44:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 14:44:09] [INFO ] Removed a total of 993 redundant transitions.
[2026-05-26 14:44:09] [INFO ] Flatten gal took : 466 ms
[2026-05-26 14:44:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 2746 labels/synchronizations in 174 ms.
[2026-05-26 14:44:10] [INFO ] Time to serialize gal into /tmp/LTL7891834592722732522.gal : 59 ms
[2026-05-26 14:44:10] [INFO ] Time to serialize properties into /tmp/LTL17198684580641949059.ltl : 7 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7891834592722732522.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17198684580641949059.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((((((i22.i1.i1.i1.u44.Eat_356>=1)||(i25.i0.i1.i0.u339.Eat_486>=1))||((i14.u947.Eat_876>=1)||(i46.u655.Eat_145>=1)))||(((...28447
Formula 0 simplified : FG!"(((((((((((i22.i1.i1.i1.u44.Eat_356>=1)||(i25.i0.i1.i0.u339.Eat_486>=1))||((i14.u947.Eat_876>=1)||(i46.u655.Eat_145>=1)))||(((i5...28441
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-001000-LTLFireability-01 finished in 192013 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 218 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:44:25] [INFO ] Invariant cache hit.
[2026-05-26 14:44:30] [INFO ] Implicit Places using invariants in 4354 ms returned []
[2026-05-26 14:44:30] [INFO ] Invariant cache hit.
[2026-05-26 14:44:39] [INFO ] Implicit Places using invariants and state equation in 8980 ms returned []
Implicit Place search using SMT with State Equation took 13341 ms to find 0 implicit places.
[2026-05-26 14:44:39] [INFO ] Redundant transitions in 331 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13900 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 5087 ms.
Product exploration explored 100000 steps with 0 reset in 6002 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 107 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 5 steps (0 resets) in 10 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 112 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
[2026-05-26 14:44:57] [INFO ] Invariant cache hit.
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:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
[2026-05-26 14:45:12] [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 EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 22412 ms.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 136 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:45:13] [INFO ] Invariant cache hit.
[2026-05-26 14:45:17] [INFO ] Implicit Places using invariants in 4108 ms returned []
[2026-05-26 14:45:17] [INFO ] Invariant cache hit.
[2026-05-26 14:45:26] [INFO ] Implicit Places using invariants and state equation in 8854 ms returned []
Implicit Place search using SMT with State Equation took 12969 ms to find 0 implicit places.
[2026-05-26 14:45:26] [INFO ] Redundant transitions in 312 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13425 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 80 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 4 steps (0 resets) in 11 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 105 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2026-05-26 14:45:33] [INFO ] Invariant cache hit.
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:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
[2026-05-26 14:45:48] [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 EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 22194 ms.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 5336 ms.
Product exploration explored 100000 steps with 0 reset in 6011 ms.
Built C files in :
/tmp/ltsmin4664869065809712999
[2026-05-26 14:46:00] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:46:00] [INFO ] Built C files in 76ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4664869065809712999
Running compilation step : cd /tmp/ltsmin4664869065809712999;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4664869065809712999;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4664869065809712999;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 220 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:46:03] [INFO ] Invariant cache hit.
[2026-05-26 14:46:07] [INFO ] Implicit Places using invariants in 4307 ms returned []
[2026-05-26 14:46:07] [INFO ] Invariant cache hit.
[2026-05-26 14:46:17] [INFO ] Implicit Places using invariants and state equation in 9380 ms returned []
Implicit Place search using SMT with State Equation took 13705 ms to find 0 implicit places.
[2026-05-26 14:46:17] [INFO ] Redundant transitions in 354 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14288 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Built C files in :
/tmp/ltsmin14156633186496004170
[2026-05-26 14:46:17] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:46:17] [INFO ] Built C files in 68ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14156633186496004170
Running compilation step : cd /tmp/ltsmin14156633186496004170;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14156633186496004170;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14156633186496004170;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 14:46:21] [INFO ] Flatten gal took : 148 ms
[2026-05-26 14:46:21] [INFO ] Flatten gal took : 133 ms
[2026-05-26 14:46:21] [INFO ] Time to serialize gal into /tmp/LTL12752584677716650178.gal : 27 ms
[2026-05-26 14:46:21] [INFO ] Time to serialize properties into /tmp/LTL11735578140586858533.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12752584677716650178.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17914319892915851441.hoa' '-atoms' '/tmp/LTL11735578140586858533.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL11735578140586858533.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17914319892915851441.hoa
Detected timeout of ITS tools.
[2026-05-26 14:46:36] [INFO ] Flatten gal took : 125 ms
[2026-05-26 14:46:36] [INFO ] Flatten gal took : 135 ms
[2026-05-26 14:46:36] [INFO ] Time to serialize gal into /tmp/LTL15526331899653881064.gal : 24 ms
[2026-05-26 14:46:36] [INFO ] Time to serialize properties into /tmp/LTL17747901835494136811.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15526331899653881064.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17747901835494136811.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((F(G("((((((((((((Fork_684>=1)&&(Catch2_685>=1))||((Fork_107>=1)&&(Catch2_108>=1)))||(((Fork_97>=1)&&(Catch2_98>=1))||((Fork_102>=1)...35810
Formula 0 simplified : GF!"((((((((((((Fork_684>=1)&&(Catch2_685>=1))||((Fork_107>=1)&&(Catch2_108>=1)))||(((Fork_97>=1)&&(Catch2_98>=1))||((Fork_102>=1)&&...35804
Detected timeout of ITS tools.
[2026-05-26 14:46:52] [INFO ] Flatten gal took : 178 ms
[2026-05-26 14:46:52] [INFO ] Applying decomposition
[2026-05-26 14:46:52] [INFO ] Flatten gal took : 185 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/graph3496478013477485399.txt' '-o' '/tmp/graph3496478013477485399.bin' '-w' '/tmp/graph3496478013477485399.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3496478013477485399.bin' '-l' '-1' '-v' '-w' '/tmp/graph3496478013477485399.weights' '-q' '0' '-e' '0.001'
[2026-05-26 14:46:52] [INFO ] Decomposing Gal with order
[2026-05-26 14:46:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 14:46:54] [INFO ] Removed a total of 987 redundant transitions.
[2026-05-26 14:46:54] [INFO ] Flatten gal took : 269 ms
[2026-05-26 14:46:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 2838 labels/synchronizations in 87 ms.
[2026-05-26 14:46:55] [INFO ] Time to serialize gal into /tmp/LTL2776017981461881092.gal : 55 ms
[2026-05-26 14:46:55] [INFO ] Time to serialize properties into /tmp/LTL10989996245714359527.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2776017981461881092.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10989996245714359527.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((F(G("((((((((((((i11.i1.i0.i0.u857.Fork_684>=1)&&(i11.i1.i0.i0.u857.Catch2_685>=1))||((i1.i1.i0.i1.u179.Fork_107>=1)&&(i1.i0.i0.i0....62266
Formula 0 simplified : GF!"((((((((((((i11.i1.i0.i0.u857.Fork_684>=1)&&(i11.i1.i0.i0.u857.Catch2_685>=1))||((i1.i1.i0.i1.u179.Fork_107>=1)&&(i1.i0.i0.i0.u1...62260
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-001000-LTLFireability-02 finished in 165495 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((p0&&(p0 U X(G(p1))))) U X(!p1))))'
Support contains 2000 out of 5000 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 83 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:47:11] [INFO ] Invariant cache hit.
[2026-05-26 14:47:15] [INFO ] Implicit Places using invariants in 4113 ms returned []
[2026-05-26 14:47:15] [INFO ] Invariant cache hit.
[2026-05-26 14:47:23] [INFO ] Implicit Places using invariants and state equation in 8787 ms returned []
Implicit Place search using SMT with State Equation took 12906 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 12994 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(((p0 U X(G(p1)))&&p0)) U X(!p1))))'
Stuttering acceptance computed with spot in 81 ms :[p1, true, p1]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA Philosophers-COL-001000-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-03 finished in 13145 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(X(p1))||p0)) U (p1&&X(p2))))'
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 68 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:47:24] [INFO ] Invariant cache hit.
[2026-05-26 14:47:27] [INFO ] Implicit Places using invariants in 2971 ms returned []
[2026-05-26 14:47:27] [INFO ] Invariant cache hit.
[2026-05-26 14:47:34] [INFO ] Implicit Places using invariants and state equation in 7329 ms returned []
Implicit Place search using SMT with State Equation took 10309 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10378 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(X(p1))||p0)) U (X(p2)&&p1)))'
Stuttering acceptance computed with spot in 249 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-04
Product exploration explored 100000 steps with 1 reset in 5047 ms.
Product exploration explored 100000 steps with 6 reset in 5314 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 7 factoid took 161 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 6344 ms. (6 steps per ms) remains 6/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18676 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10078 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18711 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17792 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19977 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9948 ms. (4 steps per ms) remains 6/6 properties
[2026-05-26 14:48:11] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5000/10000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/10000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5010 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10086ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 97 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 97 ms. Remains : 5000/5000 places, 5000/5000 transitions.
RANDOM walk for 40000 steps (8 resets) in 6883 ms. (5 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19957 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10953 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19691 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18546 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20181 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10304 ms. (3 steps per ms) remains 6/6 properties
Probabilistic random walk after 1001106 steps, saw 999249 distinct states, run finished after 86961 ms. (steps per millisecond=11 ) properties seen :0
[2026-05-26 14:50:17] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 20116 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41087 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61754ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 2 different solutions.
Finished Parikh walk after 1000 steps, including 0 resets, run visited all 6 properties in 329 ms. (steps per millisecond=3 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 340 ms.
Knowledge based reduction with 7 factoid took 354 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 371 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
[2026-05-26 14:51:29] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Knowledge-based reduction took 239080 ms.
Stuttering acceptance computed with spot in 354 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 71 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:51:44] [INFO ] Invariant cache hit.
[2026-05-26 14:51:47] [INFO ] Implicit Places using invariants in 3203 ms returned []
[2026-05-26 14:51:47] [INFO ] Invariant cache hit.
[2026-05-26 14:51:55] [INFO ] Implicit Places using invariants and state equation in 7499 ms returned []
Implicit Place search using SMT with State Equation took 10718 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10805 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 7 factoid took 122 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 6261 ms. (6 steps per ms) remains 6/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17683 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10275 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18238 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18020 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18512 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9807 ms. (4 steps per ms) remains 6/6 properties
[2026-05-26 14:52:21] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5000/10000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/10000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 0/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10071ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 92 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 5000/5000 places, 5000/5000 transitions.
RANDOM walk for 40000 steps (8 resets) in 5998 ms. (6 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19055 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10570 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18791 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17612 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18504 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9635 ms. (4 steps per ms) remains 6/6 properties
Probabilistic random walk after 1009057 steps, saw 1007184 distinct states, run finished after 77527 ms. (steps per millisecond=13 ) properties seen :0
[2026-05-26 14:54:18] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 20280 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 6 unsolved in 37937 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58630ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 2 different solutions.
Finished Parikh walk after 1000 steps, including 0 resets, run visited all 6 properties in 247 ms. (steps per millisecond=4 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 253 ms.
Knowledge based reduction with 7 factoid took 291 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
[2026-05-26 14:55:25] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Knowledge-based reduction took 224991 ms.
Stuttering acceptance computed with spot in 264 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
Stuttering acceptance computed with spot in 404 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
Product exploration explored 100000 steps with 12 reset in 4829 ms.
Product exploration explored 100000 steps with 6 reset in 5874 ms.
Spot run failed in 131 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
Built C files in :
/tmp/ltsmin981201467434893925
[2026-05-26 14:55:52] [INFO ] Built C files in 75ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin981201467434893925
Running compilation step : cd /tmp/ltsmin981201467434893925;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin981201467434893925;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin981201467434893925;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 110 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:55:55] [INFO ] Invariant cache hit.
[2026-05-26 14:55:58] [INFO ] Implicit Places using invariants in 3091 ms returned []
[2026-05-26 14:55:58] [INFO ] Invariant cache hit.
[2026-05-26 14:56:05] [INFO ] Implicit Places using invariants and state equation in 7313 ms returned []
Implicit Place search using SMT with State Equation took 10408 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10520 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Built C files in :
/tmp/ltsmin14403048010696074507
[2026-05-26 14:56:05] [INFO ] Built C files in 70ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14403048010696074507
Running compilation step : cd /tmp/ltsmin14403048010696074507;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14403048010696074507;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14403048010696074507;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 14:56:09] [INFO ] Flatten gal took : 178 ms
[2026-05-26 14:56:09] [INFO ] Flatten gal took : 169 ms
[2026-05-26 14:56:09] [INFO ] Time to serialize gal into /tmp/LTL12308473169850066343.gal : 36 ms
[2026-05-26 14:56:09] [INFO ] Time to serialize properties into /tmp/LTL6973695956627352691.prop : 12 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12308473169850066343.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7755409391342355564.hoa' '-atoms' '/tmp/LTL6973695956627352691.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL6973695956627352691.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7755409391342355564.hoa
Detected timeout of ITS tools.
[2026-05-26 14:56:25] [INFO ] Flatten gal took : 125 ms
[2026-05-26 14:56:25] [INFO ] Flatten gal took : 139 ms
[2026-05-26 14:56:25] [INFO ] Time to serialize gal into /tmp/LTL11896220229634968836.gal : 25 ms
[2026-05-26 14:56:25] [INFO ] Time to serialize properties into /tmp/LTL4741267105394550500.ltl : 19 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11896220229634968836.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4741267105394550500.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !(((G(((((((((((X(X("((((((((((((Think_804>=1)&&(Fork_804>=1))||((Think_212>=1)&&(Fork_212>=1)))||(((Think_809>=1)&&(Fork_809>=1))||((...140203
Formula 0 simplified : F(!"(((((((((((Think_744>=1)&&(Fork_743>=1))||((Think_97>=1)&&(Fork_96>=1)))||(((Think_729>=1)&&(Fork_728>=1))||((Think_669>=1)&&(Fo...140174
Detected timeout of ITS tools.
[2026-05-26 14:56:40] [INFO ] Flatten gal took : 134 ms
[2026-05-26 14:56:40] [INFO ] Applying decomposition
[2026-05-26 14:56:40] [INFO ] Flatten gal took : 137 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/graph4427192445813463963.txt' '-o' '/tmp/graph4427192445813463963.bin' '-w' '/tmp/graph4427192445813463963.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4427192445813463963.bin' '-l' '-1' '-v' '-w' '/tmp/graph4427192445813463963.weights' '-q' '0' '-e' '0.001'
[2026-05-26 14:56:41] [INFO ] Decomposing Gal with order
[2026-05-26 14:56:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 14:56:42] [INFO ] Removed a total of 986 redundant transitions.
[2026-05-26 14:56:43] [INFO ] Flatten gal took : 241 ms
[2026-05-26 14:56:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 2110 labels/synchronizations in 65 ms.
[2026-05-26 14:56:43] [INFO ] Time to serialize gal into /tmp/LTL9858104784915449387.gal : 73 ms
[2026-05-26 14:56:43] [INFO ] Time to serialize properties into /tmp/LTL17402318724285166036.ltl : 16 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9858104784915449387.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17402318724285166036.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !(((G(((((((((((X(X("((((((((((((i63.i0.u910.Think_804>=1)&&(i63.i0.u910.Fork_804>=1))||((i23.u36.Think_212>=1)&&(i23.u228.Fork_212>=1...210791
Formula 0 simplified : F(!"(((((((((((i61.u883.Think_744>=1)&&(i61.u883.Fork_743>=1))||((i1.u623.Think_97>=1)&&(i1.u623.Fork_96>=1)))||(((i40.u879.Think_72...210762
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-001000-LTLFireability-04 finished in 574269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X(G(p1)))))'
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 55 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:56:58] [INFO ] Invariant cache hit.
[2026-05-26 14:57:02] [INFO ] Implicit Places using invariants in 4138 ms returned []
[2026-05-26 14:57:02] [INFO ] Invariant cache hit.
[2026-05-26 14:57:11] [INFO ] Implicit Places using invariants and state equation in 8639 ms returned []
Implicit Place search using SMT with State Equation took 12795 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 12852 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X(G(p1)))))'
Stuttering acceptance computed with spot in 233 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-05
Product exploration timeout after 26810 steps with 2038 reset in 10005 ms.
Product exploration timeout after 32170 steps with 1928 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 111 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 229 steps (0 resets) in 111 ms. (2 steps per ms) remains 0/3 properties
Knowledge based reduction with 2 factoid took 127 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
[2026-05-26 14:57:38] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Knowledge-based reduction took 22187 ms.
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 90 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:57:54] [INFO ] Invariant cache hit.
[2026-05-26 14:57:58] [INFO ] Implicit Places using invariants in 4461 ms returned []
[2026-05-26 14:57:58] [INFO ] Invariant cache hit.
[2026-05-26 14:58:07] [INFO ] Implicit Places using invariants and state equation in 8946 ms returned []
Implicit Place search using SMT with State Equation took 13427 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 13518 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 199 steps (0 resets) in 128 ms. (1 steps per ms) remains 0/3 properties
Knowledge based reduction with 2 factoid took 109 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
[2026-05-26 14:58:14] [INFO ] Invariant cache hit.
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:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
[2026-05-26 14:58:29] [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 EG (NOT p1)
Could not prove EG (NOT p1)
Knowledge-based reduction took 22332 ms.
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 174 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 496 reset in 7899 ms.
Product exploration explored 100000 steps with 628 reset in 8389 ms.
Spot run failed in 92 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
Built C files in :
/tmp/ltsmin17827652924237260463
[2026-05-26 14:58:46] [INFO ] Built C files in 54ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17827652924237260463
Running compilation step : cd /tmp/ltsmin17827652924237260463;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17827652924237260463;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17827652924237260463;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 60 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:58:49] [INFO ] Invariant cache hit.
[2026-05-26 14:58:53] [INFO ] Implicit Places using invariants in 4043 ms returned []
[2026-05-26 14:58:53] [INFO ] Invariant cache hit.
[2026-05-26 14:59:03] [INFO ] Implicit Places using invariants and state equation in 9765 ms returned []
Implicit Place search using SMT with State Equation took 13815 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 13876 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Built C files in :
/tmp/ltsmin14955023008959581224
[2026-05-26 14:59:03] [INFO ] Built C files in 103ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14955023008959581224
Running compilation step : cd /tmp/ltsmin14955023008959581224;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14955023008959581224;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14955023008959581224;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 14:59:07] [INFO ] Flatten gal took : 129 ms
[2026-05-26 14:59:07] [INFO ] Flatten gal took : 109 ms
[2026-05-26 14:59:07] [INFO ] Time to serialize gal into /tmp/LTL18180837049915787154.gal : 24 ms
[2026-05-26 14:59:07] [INFO ] Time to serialize properties into /tmp/LTL3970319982385478271.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18180837049915787154.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7894805707630954402.hoa' '-atoms' '/tmp/LTL3970319982385478271.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL3970319982385478271.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7894805707630954402.hoa
Detected timeout of ITS tools.
[2026-05-26 14:59:22] [INFO ] Flatten gal took : 104 ms
[2026-05-26 14:59:22] [INFO ] Flatten gal took : 111 ms
[2026-05-26 14:59:22] [INFO ] Time to serialize gal into /tmp/LTL18097167993196182621.gal : 23 ms
[2026-05-26 14:59:22] [INFO ] Time to serialize properties into /tmp/LTL9984065952605629973.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18097167993196182621.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9984065952605629973.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !(((F("(((((((((((Eat_356>=1)||(Eat_486>=1))||((Eat_876>=1)||(Eat_145>=1)))||(((Eat_275>=1)||(Eat_616>=1))||((Eat_746>=1)||(Eat_15>=1)...51709
Formula 0 simplified : G!"(((((((((((Eat_356>=1)||(Eat_486>=1))||((Eat_876>=1)||(Eat_145>=1)))||(((Eat_275>=1)||(Eat_616>=1))||((Eat_746>=1)||(Eat_15>=1)))...51698
Detected timeout of ITS tools.
[2026-05-26 14:59:37] [INFO ] Flatten gal took : 108 ms
[2026-05-26 14:59:37] [INFO ] Applying decomposition
[2026-05-26 14:59:37] [INFO ] Flatten gal took : 120 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/graph4818460453345991278.txt' '-o' '/tmp/graph4818460453345991278.bin' '-w' '/tmp/graph4818460453345991278.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4818460453345991278.bin' '-l' '-1' '-v' '-w' '/tmp/graph4818460453345991278.weights' '-q' '0' '-e' '0.001'
[2026-05-26 14:59:38] [INFO ] Decomposing Gal with order
[2026-05-26 14:59:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 14:59:39] [INFO ] Removed a total of 997 redundant transitions.
[2026-05-26 14:59:39] [INFO ] Flatten gal took : 207 ms
[2026-05-26 14:59:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 2722 labels/synchronizations in 97 ms.
[2026-05-26 14:59:41] [INFO ] Time to serialize gal into /tmp/LTL12612476358525959424.gal : 35 ms
[2026-05-26 14:59:41] [INFO ] Time to serialize properties into /tmp/LTL11438621422279586878.ltl : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12612476358525959424.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11438621422279586878.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !(((F("(((((((((((i3.i1.i1.i1.u735.Eat_356>=1)||(i30.u358.Eat_486>=1))||((i44.u950.Eat_876>=1)||(i18.u214.Eat_145>=1)))||(((i25.i1.i1....88727
Formula 0 simplified : G!"(((((((((((i3.i1.i1.i1.u735.Eat_356>=1)||(i30.u358.Eat_486>=1))||((i44.u950.Eat_876>=1)||(i18.u214.Eat_145>=1)))||(((i25.i1.i1.i0...88716
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-001000-LTLFireability-05 finished in 177864 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 119 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:59:56] [INFO ] Invariant cache hit.
[2026-05-26 15:00:00] [INFO ] Implicit Places using invariants in 3941 ms returned []
[2026-05-26 15:00:00] [INFO ] Invariant cache hit.
[2026-05-26 15:00:08] [INFO ] Implicit Places using invariants and state equation in 8445 ms returned []
Implicit Place search using SMT with State Equation took 12415 ms to find 0 implicit places.
[2026-05-26 15:00:09] [INFO ] Redundant transitions in 300 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12841 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 4943 ms.
Stack based approach found an accepted trace after 80339 steps with 0 reset with depth 80340 and stack size 80297 in 4798 ms.
FORMULA Philosophers-COL-001000-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-06 finished in 22673 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(X(X(F(!p0))))))||F(!p1))))'
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 73 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:00:19] [INFO ] Invariant cache hit.
[2026-05-26 15:00:21] [INFO ] Implicit Places using invariants in 2929 ms returned []
[2026-05-26 15:00:21] [INFO ] Invariant cache hit.
[2026-05-26 15:00:29] [INFO ] Implicit Places using invariants and state equation in 7839 ms returned []
Implicit Place search using SMT with State Equation took 10794 ms to find 0 implicit places.
[2026-05-26 15:00:30] [INFO ] Redundant transitions in 308 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11182 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(X(X(F(p0))))))||F(p1))))'
Stuttering acceptance computed with spot in 249 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-07
Product exploration explored 100000 steps with 1 reset in 5089 ms.
Stack based approach found an accepted trace after 34039 steps with 0 reset with depth 34040 and stack size 34040 in 2611 ms.
FORMULA Philosophers-COL-001000-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-07 finished in 19226 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U p1)||X(G(!p2)))))'
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 89 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:00:38] [INFO ] Invariant cache hit.
[2026-05-26 15:00:41] [INFO ] Implicit Places using invariants in 3152 ms returned []
[2026-05-26 15:00:41] [INFO ] Invariant cache hit.
[2026-05-26 15:00:49] [INFO ] Implicit Places using invariants and state equation in 7661 ms returned []
Implicit Place search using SMT with State Equation took 10816 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10910 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U p1)||X(G(p2)))))'
Stuttering acceptance computed with spot in 225 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-09
Product exploration timeout after 18970 steps with 6417 reset in 10006 ms.
Product exploration timeout after 19180 steps with 6438 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 10 to 9
RANDOM walk for 40000 steps (8 resets) in 6113 ms. (6 steps per ms) remains 6/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19315 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 29010 steps (4 resets) in 20761 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19666 ms. (2 steps per ms) remains 6/6 properties
BEST_FIRST walk for 28012 steps (4 resets) in 20608 ms. (1 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10587 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 24008 steps (4 resets) in 23017 ms. (1 steps per ms) remains 6/6 properties
[2026-05-26 15:01:41] [INFO ] Invariant cache hit.
Problem apf2 is UNSAT
Problem apf5 is UNSAT
Problem apf9 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 3 solved, 3 unsolved
SMT process timed out in 5053ms, After SMT, problems are : Problem set: 3 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 91 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 5000/5000 places, 5000/5000 transitions.
RANDOM walk for 40000 steps (8 resets) in 5822 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17425 ms. (2 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17665 ms. (2 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10162 ms. (3 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 665466 steps, run timeout after 39019 ms. (steps per millisecond=17 ) properties seen :0 out of 3
Probabilistic random walk after 665466 steps, saw 664351 distinct states, run finished after 39029 ms. (steps per millisecond=17 ) properties seen :0
[2026-05-26 15:02:38] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 16808 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 2000/5000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5000 variables, 0/2000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 5000/10000 variables, 5000/7000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/10000 variables, 0/7000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 24611 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/2000 constraints, State Equation: 5000/5000 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41451ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 972 steps, including 0 resets, run visited all 3 properties in 142 ms. (steps per millisecond=6 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 148 ms.
Found 4 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 14 ms. Proved property starting from automaton with 6 states, 11 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 130838 ms.
FORMULA Philosophers-COL-001000-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Philosophers-COL-001000-LTLFireability-09 finished in 162081 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(!p0))&&((X(p1)||(p0 U p2)) U G(p3)))))'
Support contains 4000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 26 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:03:20] [INFO ] Invariant cache hit.
[2026-05-26 15:03:23] [INFO ] Implicit Places using invariants in 3181 ms returned []
[2026-05-26 15:03:23] [INFO ] Invariant cache hit.
[2026-05-26 15:03:30] [INFO ] Implicit Places using invariants and state equation in 7034 ms returned []
Implicit Place search using SMT with State Equation took 10227 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10254 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))&&((X(p1)||(!p0 U p2)) U G(p3)))))'
Stuttering acceptance computed with spot in 551 ms :[(OR (NOT p3) (NOT p0)), (OR (NOT p3) (NOT p0)), (NOT p0), (NOT p1), (NOT p3), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p1)), true, (NOT p2), (NOT p3), (AND p1 (NOT p2) (NOT p3))]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-10
Product exploration explored 100000 steps with 12 reset in 5017 ms.
Stack based approach found an accepted trace after 17146 steps with 3 reset with depth 17136 and stack size 2067 in 1309 ms.
FORMULA Philosophers-COL-001000-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-10 finished in 17250 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((!p0||X((X(X((X(!p3)&&p2)))&&p1)))))'
Support contains 3000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 64 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:03:37] [INFO ] Invariant cache hit.
[2026-05-26 15:03:40] [INFO ] Implicit Places using invariants in 3006 ms returned []
[2026-05-26 15:03:40] [INFO ] Invariant cache hit.
[2026-05-26 15:03:48] [INFO ] Implicit Places using invariants and state equation in 7576 ms returned []
Implicit Place search using SMT with State Equation took 10597 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10662 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X((X(X((X(p2)&&p1)))&&p0))||p3)))'
Stuttering acceptance computed with spot in 275 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (OR (NOT p2) (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA Philosophers-COL-001000-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-12 finished in 11277 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0||G(p0))))'
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 153 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:03:48] [INFO ] Invariant cache hit.
[2026-05-26 15:03:53] [INFO ] Implicit Places using invariants in 4639 ms returned []
[2026-05-26 15:03:53] [INFO ] Invariant cache hit.
[2026-05-26 15:04:03] [INFO ] Implicit Places using invariants and state equation in 9743 ms returned []
Implicit Place search using SMT with State Equation took 14386 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 14539 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||!p0)))'
Stuttering acceptance computed with spot in 135 ms :[true, false, false, (NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-13
Entered a terminal (fully accepting) state of product in 96385 steps with 0 reset in 5200 ms.
FORMULA Philosophers-COL-001000-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-13 finished in 20009 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 137 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:04:08] [INFO ] Invariant cache hit.
[2026-05-26 15:04:13] [INFO ] Implicit Places using invariants in 4274 ms returned []
[2026-05-26 15:04:13] [INFO ] Invariant cache hit.
[2026-05-26 15:04:22] [INFO ] Implicit Places using invariants and state equation in 9499 ms returned []
Implicit Place search using SMT with State Equation took 13775 ms to find 0 implicit places.
[2026-05-26 15:04:23] [INFO ] Redundant transitions in 532 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14451 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-14
Product exploration timeout after 28170 steps with 9364 reset in 10007 ms.
Product exploration timeout after 26330 steps with 8795 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 78 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 9 steps (0 resets) in 11 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 84 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2026-05-26 15:04:51] [INFO ] Invariant cache hit.
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:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
[2026-05-26 15:05:06] [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 EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 22988 ms.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 114 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:05:06] [INFO ] Invariant cache hit.
[2026-05-26 15:05:10] [INFO ] Implicit Places using invariants in 4324 ms returned []
[2026-05-26 15:05:10] [INFO ] Invariant cache hit.
[2026-05-26 15:05:19] [INFO ] Implicit Places using invariants and state equation in 8753 ms returned []
Implicit Place search using SMT with State Equation took 13082 ms to find 0 implicit places.
[2026-05-26 15:05:19] [INFO ] Redundant transitions in 314 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13517 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 78 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 6 steps (0 resets) in 13 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 98 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
[2026-05-26 15:05:26] [INFO ] Invariant cache hit.
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:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
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)
[2026-05-26 15:05:41] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 21847 ms.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Product exploration timeout after 29550 steps with 9867 reset in 10007 ms.
Product exploration timeout after 27680 steps with 9217 reset in 10003 ms.
Built C files in :
/tmp/ltsmin8938517642180830237
[2026-05-26 15:06:01] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 15:06:02] [INFO ] Built C files in 51ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8938517642180830237
Running compilation step : cd /tmp/ltsmin8938517642180830237;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8938517642180830237;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8938517642180830237;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 189 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:06:05] [INFO ] Invariant cache hit.
[2026-05-26 15:06:09] [INFO ] Implicit Places using invariants in 4244 ms returned []
[2026-05-26 15:06:09] [INFO ] Invariant cache hit.
[2026-05-26 15:06:19] [INFO ] Implicit Places using invariants and state equation in 9714 ms returned []
Implicit Place search using SMT with State Equation took 13962 ms to find 0 implicit places.
[2026-05-26 15:06:19] [INFO ] Redundant transitions in 517 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14674 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Built C files in :
/tmp/ltsmin17967979771214001266
[2026-05-26 15:06:19] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 15:06:19] [INFO ] Built C files in 81ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17967979771214001266
Running compilation step : cd /tmp/ltsmin17967979771214001266;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17967979771214001266;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17967979771214001266;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 15:06:23] [INFO ] Flatten gal took : 120 ms
[2026-05-26 15:06:23] [INFO ] Flatten gal took : 122 ms
[2026-05-26 15:06:23] [INFO ] Time to serialize gal into /tmp/LTL8314592233429274125.gal : 23 ms
[2026-05-26 15:06:23] [INFO ] Time to serialize properties into /tmp/LTL9799560837347485121.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8314592233429274125.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16055463168062416186.hoa' '-atoms' '/tmp/LTL9799560837347485121.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL9799560837347485121.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16055463168062416186.hoa
Detected timeout of ITS tools.
[2026-05-26 15:06:38] [INFO ] Flatten gal took : 136 ms
[2026-05-26 15:06:38] [INFO ] Flatten gal took : 100 ms
[2026-05-26 15:06:38] [INFO ] Time to serialize gal into /tmp/LTL4935598309745302928.gal : 21 ms
[2026-05-26 15:06:38] [INFO ] Time to serialize properties into /tmp/LTL15895503635149578271.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4935598309745302928.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15895503635149578271.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F("((((((((((((Fork_396>=1)&&(Catch1_396>=1))||((Fork_411>=1)&&(Catch1_411>=1)))||(((Fork_391>=1)&&(Catch1_391>=1))||((Fork_993>=1)...35807
Formula 0 simplified : G!"((((((((((((Fork_396>=1)&&(Catch1_396>=1))||((Fork_411>=1)&&(Catch1_411>=1)))||(((Fork_391>=1)&&(Catch1_391>=1))||((Fork_993>=1)&...35803
Detected timeout of ITS tools.
[2026-05-26 15:06:54] [INFO ] Flatten gal took : 125 ms
[2026-05-26 15:06:54] [INFO ] Applying decomposition
[2026-05-26 15:06:54] [INFO ] Flatten gal took : 140 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/graph1312419020228578544.txt' '-o' '/tmp/graph1312419020228578544.bin' '-w' '/tmp/graph1312419020228578544.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1312419020228578544.bin' '-l' '-1' '-v' '-w' '/tmp/graph1312419020228578544.weights' '-q' '0' '-e' '0.001'
[2026-05-26 15:06:54] [INFO ] Decomposing Gal with order
[2026-05-26 15:06:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 15:06:56] [INFO ] Removed a total of 990 redundant transitions.
[2026-05-26 15:06:56] [INFO ] Flatten gal took : 291 ms
[2026-05-26 15:06:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 2668 labels/synchronizations in 50 ms.
[2026-05-26 15:06:57] [INFO ] Time to serialize gal into /tmp/LTL14292375379467453680.gal : 35 ms
[2026-05-26 15:06:57] [INFO ] Time to serialize properties into /tmp/LTL13346668147475491322.ltl : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14292375379467453680.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13346668147475491322.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((F("((((((((((((i5.u297.Fork_396>=1)&&(i5.u296.Catch1_396>=1))||((i50.i0.i0.i1.u742.Fork_411>=1)&&(i50.i0.i0.i1.u742.Catch1_411>=1))...60289
Formula 0 simplified : G!"((((((((((((i5.u297.Fork_396>=1)&&(i5.u296.Catch1_396>=1))||((i50.i0.i0.i1.u742.Fork_411>=1)&&(i50.i0.i0.i1.u742.Catch1_411>=1)))...60285
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-001000-LTLFireability-14 finished in 183762 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&X(F(p0))) U X(p0)))'
Support contains 2000 out of 5000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Applied a total of 0 rules in 112 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 15:07:12] [INFO ] Invariant cache hit.
[2026-05-26 15:07:16] [INFO ] Implicit Places using invariants in 4261 ms returned []
[2026-05-26 15:07:16] [INFO ] Invariant cache hit.
[2026-05-26 15:07:25] [INFO ] Implicit Places using invariants and state equation in 8664 ms returned []
Implicit Place search using SMT with State Equation took 12927 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 13040 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(F(p0))&&p0) U X(p0)))'
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), true, (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 1 reset in 2 ms.
FORMULA Philosophers-COL-001000-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-001000-LTLFireability-15 finished in 13251 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Spot run failed in 56 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Spot run failed in 78 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(X(p1))||p0)) U (p1&&X(p2))))'
Spot run failed in 78 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X(G(p1)))))'
Spot run failed in 78 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Spot run failed in 49 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-26 15:07:26] [INFO ] Flatten gal took : 151 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin3534428825146790927
[2026-05-26 15:07:26] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 15:07:26] [INFO ] Applying decomposition
[2026-05-26 15:07:26] [INFO ] Built C files in 121ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3534428825146790927
Running compilation step : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '144' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-26 15:07:26] [INFO ] Flatten gal took : 160 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/graph11300641070325512718.txt' '-o' '/tmp/graph11300641070325512718.bin' '-w' '/tmp/graph11300641070325512718.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11300641070325512718.bin' '-l' '-1' '-v' '-w' '/tmp/graph11300641070325512718.weights' '-q' '0' '-e' '0.001'
[2026-05-26 15:07:27] [INFO ] Decomposing Gal with order
[2026-05-26 15:07:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 15:07:28] [INFO ] Removed a total of 987 redundant transitions.
[2026-05-26 15:07:28] [INFO ] Flatten gal took : 260 ms
[2026-05-26 15:07:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 2840 labels/synchronizations in 47 ms.
[2026-05-26 15:07:38] [INFO ] Time to serialize gal into /tmp/LTLFireability9679411613441553040.gal : 35 ms
[2026-05-26 15:07:38] [INFO ] Time to serialize properties into /tmp/LTLFireability4450551920875586765.ltl : 35 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability9679411613441553040.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4450551920875586765.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 5 LTL properties
Checking formula 0 : !((G(F("(((((((((((i52.i0.i1.i0.u271.Eat_356>=1)||(i24.u773.Eat_486>=1))||((i34.u113.Eat_876>=1)||(i46.i0.i1.i1.u639.Eat_145>=1)))||((...29158
Formula 0 simplified : FG!"(((((((((((i52.i0.i1.i0.u271.Eat_356>=1)||(i24.u773.Eat_486>=1))||((i34.u113.Eat_876>=1)||(i46.i0.i1.i1.u639.Eat_145>=1)))||(((i...29152
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Compilation finished in 36075 ms.
Running link step : cd /tmp/ltsmin3534428825146790927;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 127 ms.
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp1==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp1==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '([]((X(X((LTLAPp3==true)))||(LTLAPp2==true))) U ((LTLAPp3==true)&&X((LTLAPp4==true))))' '--buchi-type=spotba'
LTSmin run took 8782 ms.
FORMULA Philosophers-COL-001000-LTLFireability-04 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '(<>((LTLAPp0==true)) U X(X([]((LTLAPp1==true)))))' '--buchi-type=spotba'
LTSmin run took 28517 ms.
FORMULA Philosophers-COL-001000-LTLFireability-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>((LTLAPp4==true))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>((LTLAPp4==true))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 5760 s
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>1152 s) on command cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin3534428825146790927;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp1==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-26 15:37:20] [INFO ] Applying decomposition
[2026-05-26 15:37:20] [INFO ] Flatten gal took : 122 ms
[2026-05-26 15:37:20] [INFO ] Decomposing Gal with order
[2026-05-26 15:37:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 15:37:21] [INFO ] Removed a total of 1000 redundant transitions.
[2026-05-26 15:37:21] [INFO ] Flatten gal took : 213 ms
[2026-05-26 15:37:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 2000 labels/synchronizations in 171 ms.
[2026-05-26 15:37:22] [INFO ] Time to serialize gal into /tmp/LTLFireability17804963281051280231.gal : 33 ms
[2026-05-26 15:37:22] [INFO ] Time to serialize properties into /tmp/LTLFireability8069410877547729129.ltl : 7 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability17804963281051280231.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability8069410877547729129.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 3 LTL properties
Checking formula 0 : !((G(F("(((((((((((Philo356.Eat_356>=1)||(Philo486.Eat_486>=1))||((Philo876.Eat_876>=1)||(Philo145.Eat_145>=1)))||(((Philo275.Eat_275>...24810
Formula 0 simplified : FG!"(((((((((((Philo356.Eat_356>=1)||(Philo486.Eat_486>=1))||((Philo876.Eat_876>=1)||(Philo145.Eat_145>=1)))||(((Philo275.Eat_275>=1...24804
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="Philosophers-COL-001000"
export BK_EXAMINATION="LTLFireability"
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 Philosophers-COL-001000, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969941900060"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-001000.tgz
mv Philosophers-COL-001000 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;