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 |
| 3128.092 | 915663.00 | 1145848.00 | 2664.50 | FTTFFFFFTFFFFTFF | 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-177969941900059.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 LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900059
=====================================================================
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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
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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-LTLCardinality-00
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-01
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-02
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-03
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-04
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-05
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-06
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-07
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-08
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-09
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-10
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-11
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-12
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-13
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-14
FORMULA_NAME Philosophers-COL-001000-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779805371107
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
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
LTLCardinality COL
Running Version 202604301425
[2026-05-26 14:22:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 14:22:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 14:22:53] [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 14:22:53] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 14:22:54] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 953 ms
[2026-05-26 14:22:54] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 5000 PT places and 5000.0 transition bindings in 27 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 21 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 14:22:54] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 7 ms.
[2026-05-26 14:22:54] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 5 formulas.
FORMULA Philosophers-COL-001000-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-001000-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-001000-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-001000-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-001000-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 11 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40102 steps (36 resets) in 211 ms. (189 steps per ms) remains 1/18 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16360645381021363179.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13928717633638169311.kers'
[2026-05-26 14:22:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16360645381021363179.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13928717633638169311.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 5 rows 5 cols 15 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-26 14:22:54] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13928717633638169311.kers
Total runtime 1 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp10 is UNSAT
After SMT solving in domain Real declared 5/10 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 157 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 0/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 218ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
[2026-05-26 14:22:54] [INFO ] Flatten gal took : 19 ms
[2026-05-26 14:22:54] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
FORMULA Philosophers-COL-001000-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 14:22:54] [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 14:22:55] [INFO ] Unfolded HLPN to a Petri net with 5000 places and 5000 transitions 16000 arcs in 156 ms.
[2026-05-26 14:22:55] [INFO ] Unfolded 10 HLPN properties in 9 ms.
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 52 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-9747918490212637271.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6734494431441822825.kers'
[2026-05-26 14:22:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9747918490212637271.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6734494431441822825.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 14:22:55] [INFO ] Computed 2000 invariants in 27 ms
Computed 2000 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-6734494431441822825.kers
Total runtime 33 ms.
[2026-05-26 14:22:57] [INFO ] Implicit Places using invariants in 2047 ms returned []
[2026-05-26 14:22:57] [INFO ] Invariant cache hit.
[2026-05-26 14:23:02] [INFO ] Implicit Places using invariants and state equation in 5264 ms returned []
Implicit Place search using SMT with State Equation took 7323 ms to find 0 implicit places.
Running 3000 sub problems to find dead transitions.
[2026-05-26 14:23:03] [INFO ] Invariant cache hit.
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 30202 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
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 30162 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 62536ms problems are : Problem set: 0 solved, 3000 unsolved
Search for dead transitions found 0 dead transitions in 62581ms
Finished structural reductions in LTL mode , in 1 iterations and 70019 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 27 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:24:05] [INFO ] Invariant cache hit.
[2026-05-26 14:24:07] [INFO ] Implicit Places using invariants in 1998 ms returned []
[2026-05-26 14:24:07] [INFO ] Invariant cache hit.
[2026-05-26 14:24:12] [INFO ] Implicit Places using invariants and state equation in 5326 ms returned []
Implicit Place search using SMT with State Equation took 7327 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 7359 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Support contains 5000 out of 5000 places after structural reductions.
[2026-05-26 14:24:13] [INFO ] Flatten gal took : 460 ms
[2026-05-26 14:24:14] [INFO ] Flatten gal took : 223 ms
[2026-05-26 14:24:14] [INFO ] Input system was already deterministic with 5000 transitions.
RANDOM walk for 40000 steps (8 resets) in 19309 ms. (2 steps per ms) remains 4/17 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4916 ms. (8 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4822 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9987 ms. (4 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6770 ms. (5 steps per ms) remains 3/3 properties
[2026-05-26 14:24:26] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1000/5000 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
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/10000 variables, and 7000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5031 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) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1000/5000 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
SMT process timed out in 10097ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4000 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 249 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 251 ms. Remains : 5000/5000 places, 5000/5000 transitions.
RANDOM walk for 40000 steps (8 resets) in 13044 ms. (3 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4506 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9456 ms. (4 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6809 ms. (5 steps per ms) remains 3/3 properties
Probabilistic random walk after 74827 steps, saw 74746 distinct states, run finished after 24290 ms. (steps per millisecond=3 ) properties seen :0
[2026-05-26 14:25:09] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1000/5000 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 13365 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) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1000/5000 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 27404 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 40811ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 1 properties in 30008 ms.
Support contains 4000 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 114 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 114 ms. Remains : 5000/5000 places, 5000/5000 transitions.
FORMULA Philosophers-COL-001000-LTLCardinality-15 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' '!(X((p0&&X((F(p1)||G(p0))))))'
Support contains 1000 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 767 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:26:21] [INFO ] Invariant cache hit.
[2026-05-26 14:26:29] [INFO ] Implicit Places using invariants in 7251 ms returned []
[2026-05-26 14:26:29] [INFO ] Invariant cache hit.
[2026-05-26 14:26:41] [INFO ] Implicit Places using invariants and state equation in 12678 ms returned []
Implicit Place search using SMT with State Equation took 19932 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 20707 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((p0&&X((F(p1)||G(p0))))))'
Stuttering acceptance computed with spot in 429 ms :[true, (NOT p1), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 5 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-03 finished in 21309 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((p0||X(X(X((p1||F((p1&&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 185 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:26:42] [INFO ] Invariant cache hit.
[2026-05-26 14:26:47] [INFO ] Implicit Places using invariants in 5177 ms returned []
[2026-05-26 14:26:47] [INFO ] Invariant cache hit.
[2026-05-26 14:26:59] [INFO ] Implicit Places using invariants and state equation in 11582 ms returned []
Implicit Place search using SMT with State Equation took 16772 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 16961 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((p0||X(X(X((p1||F((p1&&X(!p0)))))))))))'
Stuttering acceptance computed with spot in 285 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-04
Product exploration timeout after 77240 steps with 62 reset in 10001 ms.
Stack based approach found an accepted trace after 35037 steps with 2581 reset with depth 27295 and stack size 4786 in 6420 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-04 finished in 33744 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)&&F(p1))))'
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 98 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:27:16] [INFO ] Invariant cache hit.
[2026-05-26 14:27:21] [INFO ] Implicit Places using invariants in 5269 ms returned []
[2026-05-26 14:27:21] [INFO ] Invariant cache hit.
[2026-05-26 14:27:32] [INFO ] Implicit Places using invariants and state equation in 10540 ms returned []
Implicit Place search using SMT with State Equation took 15812 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 15914 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)&&F(p1))))'
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-05
Product exploration timeout after 25900 steps with 461 reset in 10003 ms.
Product exploration timeout after 26420 steps with 458 reset in 10004 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 6 factoid took 64 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 7 states, 19 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 8007 ms. (4 steps per ms) remains 1/6 properties
BEST_FIRST walk for 16000 steps (0 resets) in 2167 ms. (7 steps per ms) remains 0/1 properties
Knowledge based reduction with 6 factoid took 116 ms. Reduced automaton from 7 states, 19 edges and 2 AP (stutter insensitive) to 7 states, 19 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 295 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
[2026-05-26 14:27:56] [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:231)
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 14:28:11] [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)
[2026-05-26 14:28:12] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 34957 ms.
Stuttering acceptance computed with spot in 273 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
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 264 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:28:27] [INFO ] Invariant cache hit.
[2026-05-26 14:28:33] [INFO ] Implicit Places using invariants in 5378 ms returned []
[2026-05-26 14:28:33] [INFO ] Invariant cache hit.
[2026-05-26 14:28:43] [INFO ] Implicit Places using invariants and state equation in 10423 ms returned []
Implicit Place search using SMT with State Equation took 15805 ms to find 0 implicit places.
[2026-05-26 14:28:44] [INFO ] Redundant transitions in 501 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16584 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 61 ms. Reduced automaton from 7 states, 19 edges and 2 AP (stutter insensitive) to 7 states, 19 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 8046 ms. (4 steps per ms) remains 1/6 properties
BEST_FIRST walk for 16000 steps (0 resets) in 2206 ms. (7 steps per ms) remains 0/1 properties
Knowledge based reduction with 7 factoid took 121 ms. Reduced automaton from 7 states, 19 edges and 2 AP (stutter insensitive) to 7 states, 19 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 256 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
[2026-05-26 14:28:48] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2026-05-26 14:29:04] [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:231)
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 14:29:19] [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 34999 ms.
Stuttering acceptance computed with spot in 301 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 309 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
Product exploration timeout after 26220 steps with 462 reset in 10004 ms.
Product exploration timeout after 26160 steps with 458 reset in 10002 ms.
Built C files in :
/tmp/ltsmin4341353742638251019
[2026-05-26 14:29:39] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:29:39] [INFO ] Built C files in 112ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4341353742638251019
Running compilation step : cd /tmp/ltsmin4341353742638251019;'/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/ltsmin4341353742638251019;'/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/ltsmin4341353742638251019;'/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 158 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:29:43] [INFO ] Invariant cache hit.
[2026-05-26 14:29:48] [INFO ] Implicit Places using invariants in 5473 ms returned []
[2026-05-26 14:29:48] [INFO ] Invariant cache hit.
[2026-05-26 14:30:00] [INFO ] Implicit Places using invariants and state equation in 11845 ms returned []
Implicit Place search using SMT with State Equation took 17322 ms to find 0 implicit places.
[2026-05-26 14:30:00] [INFO ] Redundant transitions in 517 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18005 ms. Remains : 5000/5000 places, 5000/5000 transitions.
Built C files in :
/tmp/ltsmin7875575316571620612
[2026-05-26 14:30:00] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:30:01] [INFO ] Built C files in 68ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7875575316571620612
Running compilation step : cd /tmp/ltsmin7875575316571620612;'/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/ltsmin7875575316571620612;'/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/ltsmin7875575316571620612;'/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 14:30:04] [INFO ] Flatten gal took : 194 ms
[2026-05-26 14:30:04] [INFO ] Flatten gal took : 140 ms
[2026-05-26 14:30:05] [INFO ] Time to serialize gal into /tmp/LTL5668290750125684096.gal : 66 ms
[2026-05-26 14:30:05] [INFO ] Time to serialize properties into /tmp/LTL12858464223119032917.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/LTL5668290750125684096.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10701322969619116161.hoa' '-atoms' '/tmp/LTL12858464223119032917.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/LTL12858464223119032917.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10701322969619116161.hoa
Detected timeout of ITS tools.
[2026-05-26 14:30:20] [INFO ] Flatten gal took : 145 ms
[2026-05-26 14:30:20] [INFO ] Flatten gal took : 131 ms
[2026-05-26 14:30:20] [INFO ] Time to serialize gal into /tmp/LTL1528379253240909222.gal : 39 ms
[2026-05-26 14:30:20] [INFO ] Time to serialize properties into /tmp/LTL11869412880881917658.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/LTL1528379253240909222.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11869412880881917658.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 : !((X((F("(((((((((((Catch2_0+Catch2_1)+(Catch2_2+Catch2_3))+((Catch2_4+Catch2_5)+(Catch2_6+Catch2_7)))+(((Catch2_8+Catch2_9)+(Catch2_1...22829
Formula 0 simplified : X(G!"(((((((((((Catch2_0+Catch2_1)+(Catch2_2+Catch2_3))+((Catch2_4+Catch2_5)+(Catch2_6+Catch2_7)))+(((Catch2_8+Catch2_9)+(Catch2_10+...22821
Detected timeout of ITS tools.
[2026-05-26 14:30:35] [INFO ] Flatten gal took : 114 ms
[2026-05-26 14:30:35] [INFO ] Applying decomposition
[2026-05-26 14:30:35] [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/graph16415479583087437466.txt' '-o' '/tmp/graph16415479583087437466.bin' '-w' '/tmp/graph16415479583087437466.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16415479583087437466.bin' '-l' '-1' '-v' '-w' '/tmp/graph16415479583087437466.weights' '-q' '0' '-e' '0.001'
[2026-05-26 14:30:39] [INFO ] Decomposing Gal with order
[2026-05-26 14:30:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 14:30:48] [INFO ] Removed a total of 2932 redundant transitions.
[2026-05-26 14:30:48] [INFO ] Flatten gal took : 7924 ms
[2026-05-26 14:30:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 57 ms.
[2026-05-26 14:30:49] [INFO ] Time to serialize gal into /tmp/LTL2433523435988447733.gal : 78 ms
[2026-05-26 14:30:49] [INFO ] Time to serialize properties into /tmp/LTL13437193705704881324.ltl : 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/LTL2433523435988447733.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13437193705704881324.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 : !((X((F("(((((((((((gu945.Catch2_0+gu945.Catch2_1)+(gu945.Catch2_2+gu945.Catch2_3))+((gu945.Catch2_4+gu945.Catch2_5)+(gu945.Catch2_6+g...34829
Formula 0 simplified : X(G!"(((((((((((gu945.Catch2_0+gu945.Catch2_1)+(gu945.Catch2_2+gu945.Catch2_3))+((gu945.Catch2_4+gu945.Catch2_5)+(gu945.Catch2_6+gu9...34821
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-001000-LTLCardinality-05 finished in 228819 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)&&F(G(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 208 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:31:05] [INFO ] Invariant cache hit.
[2026-05-26 14:31:09] [INFO ] Implicit Places using invariants in 4116 ms returned []
[2026-05-26 14:31:09] [INFO ] Invariant cache hit.
[2026-05-26 14:31:17] [INFO ] Implicit Places using invariants and state equation in 8447 ms returned []
Implicit Place search using SMT with State Equation took 12566 ms to find 0 implicit places.
[2026-05-26 14:31:18] [INFO ] Redundant transitions in 511 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13293 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)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-06
Product exploration timeout after 43650 steps with 0 reset in 10002 ms.
Product exploration timeout after 43170 steps with 0 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 80 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 444 steps (0 resets) in 260 ms. (1 steps per ms) remains 0/2 properties
Knowledge based reduction with 2 factoid took 93 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2026-05-26 14:31:39] [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:231)
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 14:31:54] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
[2026-05-26 14:31:55] [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:231)
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 14:32:10] [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 32489 ms.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT 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 106 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:32:11] [INFO ] Invariant cache hit.
[2026-05-26 14:32:15] [INFO ] Implicit Places using invariants in 4068 ms returned []
[2026-05-26 14:32:15] [INFO ] Invariant cache hit.
[2026-05-26 14:32:23] [INFO ] Implicit Places using invariants and state equation in 8658 ms returned []
Implicit Place search using SMT with State Equation took 12732 ms to find 0 implicit places.
[2026-05-26 14:32:24] [INFO ] Redundant transitions in 505 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13353 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 73 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 464 steps (0 resets) in 230 ms. (2 steps per ms) remains 0/2 properties
Knowledge based reduction with 2 factoid took 88 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2026-05-26 14:32:25] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
[2026-05-26 14:32:41] [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:231)
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 14:32:56] [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 32363 ms.
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration timeout after 44280 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 10108 steps with 0 reset with depth 10109 and stack size 4737 in 2676 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-06 finished in 124873 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 U X(p1)) U G(!F(p2)))||!(p1 U 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 79 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:33:09] [INFO ] Invariant cache hit.
[2026-05-26 14:33:13] [INFO ] Implicit Places using invariants in 3849 ms returned []
[2026-05-26 14:33:13] [INFO ] Invariant cache hit.
[2026-05-26 14:33:22] [INFO ] Implicit Places using invariants and state equation in 8761 ms returned []
Implicit Place search using SMT with State Equation took 12611 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 12690 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' '!((((p0 U X(p1)) U G(!F(p2)))||!(p1 U p2)))'
Stuttering acceptance computed with spot in 330 ms :[p2, (NOT p1), p2, (NOT p1), (AND (NOT p1) p2), true, (AND p2 (NOT p1)), p2]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-07
Product exploration timeout after 16020 steps with 1882 reset in 10005 ms.
Entered a terminal (fully accepting) state of product in 379 steps with 81 reset in 234 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-07 finished in 23336 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)))'
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.
Performed 1000 Post agglomeration using F-continuation condition.Transition count delta: 1000
Deduced a syphon composed of 1000 places in 1 ms
Reduce places removed 1000 places and 0 transitions.
Iterating global reduction 0 with 2000 rules applied. Total rules applied 2000 place count 4000 transition count 4000
Applied a total of 2000 rules in 860 ms. Remains 4000 /5000 variables (removed 1000) and now considering 4000/5000 (removed 1000) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6529329520355206462.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8882609214344301484.kers'
[2026-05-26 14:33:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6529329520355206462.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8882609214344301484.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 4000 rows 4000 cols 12000 entries
Finished phase 1 with 2000 SingleSign rule and 0 generalized
[2026-05-26 14:33:34] [INFO ] Computed 2000 invariants in 22 ms
Computed 2000 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-8882609214344301484.kers
Total runtime 26 ms.
[2026-05-26 14:33:37] [INFO ] Implicit Places using invariants in 3970 ms returned []
[2026-05-26 14:33:37] [INFO ] Invariant cache hit.
[2026-05-26 14:34:01] [INFO ] Implicit Places using invariants and state equation in 23200 ms returned []
Implicit Place search using SMT with State Equation took 27175 ms to find 0 implicit places.
[2026-05-26 14:34:01] [INFO ] Redundant transitions in 206 ms returned []
Running 2000 sub problems to find dead transitions.
[2026-05-26 14:34:01] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3000/8000 variables, and 1000 constraints, problems are : Problem set: 0 solved, 2000 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/2000 constraints, State Equation: 0/4000 constraints, PredecessorRefiner: 2000/2000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3000 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3000/8000 variables, and 1000 constraints, problems are : Problem set: 0 solved, 2000 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/2000 constraints, State Equation: 0/4000 constraints, PredecessorRefiner: 0/2000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61286ms problems are : Problem set: 0 solved, 2000 unsolved
Search for dead transitions found 0 dead transitions in 61295ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4000/5000 places, 4000/5000 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 89558 ms. Remains : 4000/5000 places, 4000/5000 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 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-09
Product exploration timeout after 56050 steps with 84 reset in 10001 ms.
Stack based approach found an accepted trace after 50039 steps with 34 reset with depth 570 and stack size 570 in 7926 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-09 finished in 107612 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(F(p0))||(F(p0)&&X(p1))))&&X((X(p2) U (X(G(p2))||(p3&&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 55 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-17586417834495996597.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16515279590633563675.kers'
[2026-05-26 14:35:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17586417834495996597.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16515279590633563675.kers]
Culled 0 columns in 9 ms.
// Phase 1: matrix 5000 rows 5000 cols 16000 entries
Finished phase 1 with 3000 SingleSign rule and 0 generalized
[2026-05-26 14:35:20] [INFO ] Computed 2000 invariants in 43 ms
Computed 2000 P flows in 44 ms.
Exported basis to /tmp/petrispot-output-16515279590633563675.kers
Total runtime 49 ms.
[2026-05-26 14:35:23] [INFO ] Implicit Places using invariants in 2982 ms returned []
[2026-05-26 14:35:23] [INFO ] Invariant cache hit.
[2026-05-26 14:35:30] [INFO ] Implicit Places using invariants and state equation in 6757 ms returned []
Implicit Place search using SMT with State Equation took 9745 ms to find 0 implicit places.
Running 3000 sub problems to find dead transitions.
[2026-05-26 14:35:30] [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 30111 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 30081 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 61645ms problems are : Problem set: 0 solved, 3000 unsolved
Search for dead transitions found 0 dead transitions in 61655ms
Finished structural reductions in LTL mode , in 1 iterations and 71464 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(F(p0))||(F(p0)&&X(p1))))&&X((X(p2) U (X(G(p2))||(p3&&X(p2)))))))'
Stuttering acceptance computed with spot in 200 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p2), (NOT p2), true]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-10
Product exploration explored 100000 steps with 1 reset in 8109 ms.
Stack based approach found an accepted trace after 24376 steps with 0 reset with depth 24377 and stack size 24377 in 2476 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-10 finished in 82336 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 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 99 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:36:43] [INFO ] Invariant cache hit.
[2026-05-26 14:36:46] [INFO ] Implicit Places using invariants in 3108 ms returned []
[2026-05-26 14:36:46] [INFO ] Invariant cache hit.
[2026-05-26 14:36:53] [INFO ] Implicit Places using invariants and state equation in 7352 ms returned []
Implicit Place search using SMT with State Equation took 10463 ms to find 0 implicit places.
[2026-05-26 14:36:53] [INFO ] Redundant transitions in 295 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10871 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 36 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-11
Product exploration timeout after 56530 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 3736 steps with 0 reset with depth 3737 and stack size 3737 in 1118 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-11 finished in 22065 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 X(p1))||(p0&&G(p2)))))'
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 29 ms. Remains 5000 /5000 variables (removed 0) and now considering 5000/5000 (removed 0) transitions.
[2026-05-26 14:37:05] [INFO ] Invariant cache hit.
[2026-05-26 14:37:06] [INFO ] Implicit Places using invariants in 1548 ms returned []
[2026-05-26 14:37:06] [INFO ] Invariant cache hit.
[2026-05-26 14:37:12] [INFO ] Implicit Places using invariants and state equation in 5263 ms returned []
Implicit Place search using SMT with State Equation took 6817 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 6847 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 X(p1))||(p0&&G(p2)))))'
Stuttering acceptance computed with spot in 287 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (NOT p1), (AND p0 (NOT p1)), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2) (NOT p1)), p0, (AND p0 (NOT p2))]
Running random walk in product with property : Philosophers-COL-001000-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 7848 ms.
Stack based approach found an accepted trace after 23830 steps with 0 reset with depth 23831 and stack size 904 in 2458 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-001000-LTLCardinality-14 finished in 17498 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)&&F(p1))))'
Spot run failed in 116 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 14:37:23] [INFO ] Flatten gal took : 390 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14287048134263225651
[2026-05-26 14:37:23] [INFO ] Too many transitions (5000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 14:37:23] [INFO ] Built C files in 97ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14287048134263225651
Running compilation step : cd /tmp/ltsmin14287048134263225651;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' '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 14:37:23] [INFO ] Applying decomposition
[2026-05-26 14:37:23] [INFO ] Flatten gal took : 216 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/graph7793513498962976812.txt' '-o' '/tmp/graph7793513498962976812.bin' '-w' '/tmp/graph7793513498962976812.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7793513498962976812.bin' '-l' '-1' '-v' '-w' '/tmp/graph7793513498962976812.weights' '-q' '0' '-e' '0.001'
[2026-05-26 14:37:27] [INFO ] Decomposing Gal with order
[2026-05-26 14:37:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 14:37:35] [INFO ] Removed a total of 2945 redundant transitions.
[2026-05-26 14:37:35] [INFO ] Flatten gal took : 6992 ms
[2026-05-26 14:37:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 35 ms.
[2026-05-26 14:37:36] [INFO ] Time to serialize gal into /tmp/LTLCardinality5972275378571429579.gal : 41 ms
[2026-05-26 14:37:36] [INFO ] Time to serialize properties into /tmp/LTLCardinality17049910464910673668.ltl : 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/LTLCardinality5972275378571429579.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality17049910464910673668.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...298
Read 1 LTL properties
Checking formula 0 : !((X((F("(((((((((((gu951.Catch2_0+gu951.Catch2_1)+(gu951.Catch2_2+gu951.Catch2_3))+((gu951.Catch2_4+gu951.Catch2_5)+(gu951.Catch2_6+g...34829
Formula 0 simplified : X(G!"(((((((((((gu951.Catch2_0+gu951.Catch2_1)+(gu951.Catch2_2+gu951.Catch2_3))+((gu951.Catch2_4+gu951.Catch2_5)+(gu951.Catch2_6+gu9...34821
Compilation finished in 34150 ms.
Running link step : cd /tmp/ltsmin14287048134263225651;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 103 ms.
Running LTSmin : cd /tmp/ltsmin14287048134263225651;'/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((<>((LTLAPp0==true))&&<>((LTLAPp1==true))))' '--buchi-type=spotba'
LTSmin run took 8842 ms.
FORMULA Philosophers-COL-001000-LTLCardinality-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 913788 ms.
BK_STOP 1779806286770
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="LTLCardinality"
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 LTLCardinality"
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-177969941900059"
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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;