About the Execution of ITS-Tools for Philosophers-COL-000500
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4566.619 | 3600000.00 | 6173984.00 | 9345.20 | FFFTFFFFFFF?FFFF | 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-177969941900051.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-000500, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900051
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 7.7K Mar 5 10:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 5 10:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Mar 5 10:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 5 10:36 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 3.8K Mar 16 08:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 17K Mar 16 08:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Mar 5 10:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 5 10:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Mar 5 10:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 5 10:38 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 31K 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-000500-LTLCardinality-00
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-01
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-02
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-03
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-04
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-05
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-06
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-07
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-08
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-09
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-10
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-11
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-12
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-13
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-14
FORMULA_NAME Philosophers-COL-000500-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779798083788
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-000500
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-26 12:21:25] [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 12:21:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 12:21:26] [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 12:21:26] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 12:21:26] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 965 ms
[2026-05-26 12:21:27] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 2500 PT places and 2500.0 transition bindings in 43 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 31 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 12:21:27] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 10 ms.
[2026-05-26 12:21:27] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 2 formulas.
FORMULA Philosophers-COL-000500-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 14 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40156 steps (76 resets) in 230 ms. (173 steps per ms) remains 9/24 properties
BEST_FIRST walk for 40001 steps (8 resets) in 429 ms. (93 steps per ms) remains 4/9 properties
BEST_FIRST walk for 40001 steps (8 resets) in 349 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (16 resets) in 335 ms. (119 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 326 ms. (122 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 3/3 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4446486220404446398.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16610131335834046429.kers'
[2026-05-26 12:21:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4446486220404446398.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16610131335834046429.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 12:21:28] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16610131335834046429.kers
Total runtime 1 ms.
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp21 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 7 constraints, problems are : Problem set: 2 solved, 1 unsolved in 248 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/5 variables, 1/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 1/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 8 constraints, problems are : Problem set: 2 solved, 1 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 596ms problems are : Problem set: 2 solved, 1 unsolved
Finished Parikh walk after 499 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=124 )
Parikh walk visited 1 properties in 10 ms.
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
FORMULA Philosophers-COL-000500-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 12:21:28] [INFO ] Flatten gal took : 22 ms
[2026-05-26 12:21:28] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 500) 500) 500)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 12:21:28] [INFO ] Unfolded HLPN to a Petri net with 2500 places and 2500 transitions 8000 arcs in 113 ms.
[2026-05-26 12:21:28] [INFO ] Unfolded 13 HLPN properties in 5 ms.
Support contains 2500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 37 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (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-14063692151716910424.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9235060315458023709.kers'
[2026-05-26 12:21:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14063692151716910424.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9235060315458023709.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2500 rows 2500 cols 8000 entries
Finished phase 1 with 1500 SingleSign rule and 0 generalized
[2026-05-26 12:21:29] [INFO ] Computed 1000 invariants in 13 ms
Computed 1000 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-9235060315458023709.kers
Total runtime 17 ms.
[2026-05-26 12:21:31] [INFO ] Implicit Places using invariants in 1424 ms returned []
[2026-05-26 12:21:31] [INFO ] Invariant cache hit.
[2026-05-26 12:21:34] [INFO ] Implicit Places using invariants and state equation in 2987 ms returned []
Implicit Place search using SMT with State Equation took 4427 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2026-05-26 12:21:34] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30111 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30085 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61279ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 61313ms
Finished structural reductions in LTL mode , in 1 iterations and 65852 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 23 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:22:35] [INFO ] Invariant cache hit.
[2026-05-26 12:22:36] [INFO ] Implicit Places using invariants in 940 ms returned []
[2026-05-26 12:22:36] [INFO ] Invariant cache hit.
[2026-05-26 12:22:38] [INFO ] Implicit Places using invariants and state equation in 2546 ms returned []
Implicit Place search using SMT with State Equation took 3488 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 3515 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2500 out of 2500 places after structural reductions.
[2026-05-26 12:22:39] [INFO ] Flatten gal took : 338 ms
[2026-05-26 12:22:39] [INFO ] Flatten gal took : 171 ms
[2026-05-26 12:22:40] [INFO ] Input system was already deterministic with 2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 16381 ms. (2 steps per ms) remains 8/23 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1985 ms. (20 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5056 ms. (7 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2156 ms. (18 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3055 ms. (13 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2241 ms. (17 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1934 ms. (20 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3097 ms. (12 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2144 ms. (18 steps per ms) remains 8/8 properties
[2026-05-26 12:22:50] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp20 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/2500 variables, 1000/1000 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 2 solved, 6 unsolved in 5022 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2500 variables, 1000/1000 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 2 solved, 6 unsolved in 5023 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10119ms problems are : Problem set: 2 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 70 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 2500/2500 places, 2500/2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 7450 ms. (5 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1939 ms. (20 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5110 ms. (7 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1781 ms. (22 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2036 ms. (19 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2299 ms. (17 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2228 ms. (17 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 110311 steps, run timeout after 18061 ms. (steps per millisecond=6 ) properties seen :0 out of 6
Probabilistic random walk after 110311 steps, saw 110022 distinct states, run finished after 18069 ms. (steps per millisecond=6 ) properties seen :0
[2026-05-26 12:23:25] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 6 unsolved in 17510 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 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) 0/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 6 unsolved in 10125 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27691ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 2 different solutions.
Finished Parikh walk after 328 steps, including 0 resets, run visited all 1 properties in 35 ms. (steps per millisecond=9 )
Parikh walk visited 6 properties in 4511 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
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' '!(((p0 U X(p1))&&X(p2)))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 231 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:23:58] [INFO ] Invariant cache hit.
[2026-05-26 12:24:00] [INFO ] Implicit Places using invariants in 2850 ms returned []
[2026-05-26 12:24:00] [INFO ] Invariant cache hit.
[2026-05-26 12:24:05] [INFO ] Implicit Places using invariants and state equation in 4953 ms returned []
Implicit Place search using SMT with State Equation took 7806 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8045 ms. Remains : 2500/2500 places, 2500/2500 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))&&X(p2)))'
Stuttering acceptance computed with spot in 442 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p1), true]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-00 finished in 8646 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 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 293 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:24:06] [INFO ] Invariant cache hit.
[2026-05-26 12:24:08] [INFO ] Implicit Places using invariants in 2174 ms returned []
[2026-05-26 12:24:08] [INFO ] Invariant cache hit.
[2026-05-26 12:24:12] [INFO ] Implicit Places using invariants and state equation in 3910 ms returned []
Implicit Place search using SMT with State Equation took 6086 ms to find 0 implicit places.
[2026-05-26 12:24:13] [INFO ] Redundant transitions in 244 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6631 ms. Remains : 2500/2500 places, 2500/2500 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 55 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-01
Product exploration timeout after 75340 steps with 106 reset in 10001 ms.
Stack based approach found an accepted trace after 56788 steps with 77 reset with depth 518 and stack size 518 in 7602 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-01 finished in 24341 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(G((p0||X(X(X(F((G(F(p1))||(p2&&F(p1)))))))))))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 67 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:24:30] [INFO ] Invariant cache hit.
[2026-05-26 12:24:32] [INFO ] Implicit Places using invariants in 1886 ms returned []
[2026-05-26 12:24:32] [INFO ] Invariant cache hit.
[2026-05-26 12:24:36] [INFO ] Implicit Places using invariants and state equation in 3433 ms returned []
Implicit Place search using SMT with State Equation took 5326 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 5394 ms. Remains : 2500/2500 places, 2500/2500 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((X(X(X(F((G(F(p0))||(p1&&F(p0)))))))||p2))))'
Stuttering acceptance computed with spot in 271 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 4072 ms.
Stack based approach found an accepted trace after 3771 steps with 0 reset with depth 3772 and stack size 2587 in 269 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-02 finished in 10123 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||F(p1))) U (X(X(p0))&&F(!p2)))))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 209 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:24:41] [INFO ] Invariant cache hit.
[2026-05-26 12:24:43] [INFO ] Implicit Places using invariants in 2573 ms returned []
[2026-05-26 12:24:43] [INFO ] Invariant cache hit.
[2026-05-26 12:24:48] [INFO ] Implicit Places using invariants and state equation in 4425 ms returned []
Implicit Place search using SMT with State Equation took 7000 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 7212 ms. Remains : 2500/2500 places, 2500/2500 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||F(p1))) U (X(X(p0))&&F(!p2)))))'
Stuttering acceptance computed with spot in 373 ms :[(OR (NOT p0) p2), (OR (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), p2, (NOT p0), (AND p2 (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-04
Product exploration timeout after 70290 steps with 17581 reset in 10001 ms.
Product exploration timeout after 62410 steps with 15595 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 6 factoid took 123 ms. Reduced automaton from 9 states, 15 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 4463 ms. (8 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3248 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2352 ms. (17 steps per ms) remains 2/2 properties
[2026-05-26 12:26:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3394 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 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) 0/1000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3503 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6932ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 500 steps, including 0 resets, run visited all 2 properties in 83 ms. (steps per millisecond=6 )
Parikh walk visited 2 properties in 85 ms.
Knowledge based reduction with 6 factoid took 119 ms. Reduced automaton from 8 states, 10 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 315 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), p2, (AND p2 (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
[2026-05-26 12:27:03] [INFO ] Invariant cache hit.
Proved EG (NOT p0) asserting that LTL formula F !(NOT p0) is false.
Negative knowledge disproves property using: (F p0)
Knowledge-based reduction took 125957 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-04 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property Philosophers-COL-000500-LTLCardinality-04 finished in 153621 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 (p1||G(!p0))) U X(X(X(p2)))))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 19 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:27:14] [INFO ] Invariant cache hit.
[2026-05-26 12:27:16] [INFO ] Implicit Places using invariants in 1697 ms returned []
[2026-05-26 12:27:16] [INFO ] Invariant cache hit.
[2026-05-26 12:27:19] [INFO ] Implicit Places using invariants and state equation in 3325 ms returned []
Implicit Place search using SMT with State Equation took 5026 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 5052 ms. Remains : 2500/2500 places, 2500/2500 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 (G(!p0)||p1)) U X(X(X(p2)))))'
Stuttering acceptance computed with spot in 876 ms :[(NOT p2), (NOT p2), (AND (NOT p2) (NOT p1) p0), (NOT p2), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p1) p0), (AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p2) (NOT p1) p0), (NOT p2), (AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-05
Product exploration timeout after 66640 steps with 0 reset in 10001 ms.
Product exploration timeout after 65720 steps with 0 reset in 10002 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 248 ms. Reduced automaton from 18 states, 33 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 11885 ms. (3 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 7445 ms. (5 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4690 ms. (8 steps per ms) remains 1/1 properties
[2026-05-26 12:28:29] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2000 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 500/2500 variables, 500/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2512 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2000 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 500/2500 variables, 500/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3263 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5799ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 436 steps, including 0 resets, run visited all 1 properties in 37 ms. (steps per millisecond=11 )
Parikh walk visited 1 properties in 37 ms.
Knowledge based reduction with 7 factoid took 342 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 494 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p2) p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND p0 (NOT p1))]
[2026-05-26 12:28:36] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
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 12:28:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (NOT p2)
Could not prove EG (NOT p2)
Knowledge-based reduction took 71790 ms.
Stuttering acceptance computed with spot in 519 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p2) p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND p0 (NOT p1))]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 23 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:28:52] [INFO ] Invariant cache hit.
[2026-05-26 12:28:54] [INFO ] Implicit Places using invariants in 1524 ms returned []
[2026-05-26 12:28:54] [INFO ] Invariant cache hit.
[2026-05-26 12:28:57] [INFO ] Implicit Places using invariants and state equation in 3285 ms returned []
Implicit Place search using SMT with State Equation took 4812 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4839 ms. Remains : 2500/2500 places, 2500/2500 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 121 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 10876 ms. (3 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6415 ms. (6 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4484 ms. (8 steps per ms) remains 1/1 properties
[2026-05-26 12:29:22] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2000 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 500/2500 variables, 500/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2161 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2000 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 500/2500 variables, 500/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3199 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5381ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 436 steps, including 0 resets, run visited all 1 properties in 38 ms. (steps per millisecond=11 )
Parikh walk visited 1 properties in 39 ms.
Knowledge based reduction with 1 factoid took 190 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 595 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p2) p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND p0 (NOT p1))]
[2026-05-26 12:29:29] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Knowledge-based reduction took 46791 ms.
Stuttering acceptance computed with spot in 439 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p2) p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 498 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p2) p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND p0 (NOT p1))]
Product exploration timeout after 95450 steps with 0 reset in 10001 ms.
Product exploration timeout after 94860 steps with 0 reset in 10001 ms.
Spot run failed in 172 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/ltsmin15662579380892577553
[2026-05-26 12:30:05] [INFO ] Built C files in 109ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15662579380892577553
Running compilation step : cd /tmp/ltsmin15662579380892577553;'/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/ltsmin15662579380892577553;'/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/ltsmin15662579380892577553;'/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 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 33 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:30:08] [INFO ] Invariant cache hit.
[2026-05-26 12:30:10] [INFO ] Implicit Places using invariants in 1820 ms returned []
[2026-05-26 12:30:10] [INFO ] Invariant cache hit.
[2026-05-26 12:30:14] [INFO ] Implicit Places using invariants and state equation in 3963 ms returned []
Implicit Place search using SMT with State Equation took 5786 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 5821 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Built C files in :
/tmp/ltsmin7198297591959987564
[2026-05-26 12:30:14] [INFO ] Built C files in 68ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7198297591959987564
Running compilation step : cd /tmp/ltsmin7198297591959987564;'/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/ltsmin7198297591959987564;'/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/ltsmin7198297591959987564;'/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 12:30:18] [INFO ] Flatten gal took : 101 ms
[2026-05-26 12:30:18] [INFO ] Flatten gal took : 91 ms
[2026-05-26 12:30:18] [INFO ] Time to serialize gal into /tmp/LTL14562833373448644601.gal : 36 ms
[2026-05-26 12:30:18] [INFO ] Time to serialize properties into /tmp/LTL9960521285741817555.prop : 8 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/LTL14562833373448644601.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17554273233448043168.hoa' '-atoms' '/tmp/LTL9960521285741817555.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/LTL9960521285741817555.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17554273233448043168.hoa
Detected timeout of ITS tools.
[2026-05-26 12:30:33] [INFO ] Flatten gal took : 133 ms
[2026-05-26 12:30:33] [INFO ] Flatten gal took : 83 ms
[2026-05-26 12:30:33] [INFO ] Time to serialize gal into /tmp/LTL14434220609834372354.gal : 24 ms
[2026-05-26 12:30:33] [INFO ] Time to serialize properties into /tmp/LTL6117242053698355953.ltl : 22 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/LTL14434220609834372354.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6117242053698355953.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 : !((((!("(((((((((((Eat_0+Eat_1)+(Eat_2+Eat_3))+((Eat_4+Eat_5)+(Eat_6+Eat_7)))+(((Eat_8+Eat_9)+(Eat_10+Eat_11))+((Eat_12+Eat_13)+(Eat_1...94307
Formula 0 simplified : ("(((((((((((Eat_0+Eat_1)+(Eat_2+Eat_3))+((Eat_4+Eat_5)+(Eat_6+Eat_7)))+(((Eat_8+Eat_9)+(Eat_10+Eat_11))+((Eat_12+Eat_13)+(Eat_14+Ea...70722
Detected timeout of ITS tools.
[2026-05-26 12:30:48] [INFO ] Flatten gal took : 70 ms
[2026-05-26 12:30:48] [INFO ] Applying decomposition
[2026-05-26 12:30:49] [INFO ] Flatten gal took : 86 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/graph14028400322205229470.txt' '-o' '/tmp/graph14028400322205229470.bin' '-w' '/tmp/graph14028400322205229470.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14028400322205229470.bin' '-l' '-1' '-v' '-w' '/tmp/graph14028400322205229470.weights' '-q' '0' '-e' '0.001'
[2026-05-26 12:30:59] [INFO ] Decomposing Gal with order
[2026-05-26 12:30:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 12:31:04] [INFO ] Flatten gal took : 4073 ms
[2026-05-26 12:31:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 21 ms.
[2026-05-26 12:31:04] [INFO ] Time to serialize gal into /tmp/LTL17405866930404312689.gal : 32 ms
[2026-05-26 12:31:04] [INFO ] Time to serialize properties into /tmp/LTL8650712848508165765.ltl : 8 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/LTL17405866930404312689.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8650712848508165765.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 : !((((!("(((((((((((gu1.Eat_0+gu1.Eat_1)+(gu1.Eat_2+gu1.Eat_3))+((gu1.Eat_4+gu1.Eat_5)+(gu1.Eat_6+gu1.Eat_7)))+(((gu1.Eat_8+gu1.Eat_9)+...126307
Formula 0 simplified : ("(((((((((((gu1.Eat_0+gu1.Eat_1)+(gu1.Eat_2+gu1.Eat_3))+((gu1.Eat_4+gu1.Eat_5)+(gu1.Eat_6+gu1.Eat_7)))+(((gu1.Eat_8+gu1.Eat_9)+(gu1...94722
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-000500-LTLCardinality-05 finished in 245314 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 500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Performed 500 Post agglomeration using F-continuation condition.Transition count delta: 500
Deduced a syphon composed of 500 places in 1 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 0 with 1000 rules applied. Total rules applied 1000 place count 2000 transition count 2000
Applied a total of 1000 rules in 370 ms. Remains 2000 /2500 variables (removed 500) and now considering 2000/2500 (removed 500) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16811997404321795951.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2536790082417522328.kers'
[2026-05-26 12:31:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16811997404321795951.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2536790082417522328.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2000 rows 2000 cols 6000 entries
Finished phase 1 with 1000 SingleSign rule and 0 generalized
[2026-05-26 12:31:20] [INFO ] Computed 1000 invariants in 10 ms
Computed 1000 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-2536790082417522328.kers
Total runtime 13 ms.
[2026-05-26 12:31:22] [INFO ] Implicit Places using invariants in 2314 ms returned []
[2026-05-26 12:31:22] [INFO ] Invariant cache hit.
[2026-05-26 12:31:29] [INFO ] Implicit Places using invariants and state equation in 6901 ms returned []
Implicit Place search using SMT with State Equation took 9219 ms to find 0 implicit places.
[2026-05-26 12:31:29] [INFO ] Redundant transitions in 127 ms returned []
Running 1000 sub problems to find dead transitions.
[2026-05-26 12:31:29] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1500/4000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1000 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2000 constraints, PredecessorRefiner: 1000/1000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1000 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1500/4000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1000 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2000 constraints, PredecessorRefiner: 0/1000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60443ms problems are : Problem set: 0 solved, 1000 unsolved
Search for dead transitions found 0 dead transitions in 60446ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2000/2500 places, 2000/2500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 70172 ms. Remains : 2000/2500 places, 2000/2500 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 51 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-07
Product exploration explored 100000 steps with 0 reset in 7014 ms.
Product exploration explored 100000 steps with 0 reset in 6321 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 84 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 29 steps (0 resets) in 10 ms. (2 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 81 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 47 ms :[(NOT p0)]
[2026-05-26 12:33:14] [INFO ] Invariant cache hit.
[2026-05-26 12:33:29] [INFO ] [Real]Absence check using 1000 positive place invariants in 7311 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 46544 ms.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Support contains 500 out of 2000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2000/2000 places, 2000/2000 transitions.
Applied a total of 0 rules in 62 ms. Remains 2000 /2000 variables (removed 0) and now considering 2000/2000 (removed 0) transitions.
[2026-05-26 12:33:30] [INFO ] Invariant cache hit.
[2026-05-26 12:33:32] [INFO ] Implicit Places using invariants in 2389 ms returned []
[2026-05-26 12:33:32] [INFO ] Invariant cache hit.
[2026-05-26 12:33:40] [INFO ] Implicit Places using invariants and state equation in 7894 ms returned []
Implicit Place search using SMT with State Equation took 10288 ms to find 0 implicit places.
[2026-05-26 12:33:40] [INFO ] Redundant transitions in 54 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10415 ms. Remains : 2000/2000 places, 2000/2000 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 3 factoid took 77 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 25 steps (0 resets) in 10 ms. (2 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 59 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 37 ms :[(NOT p0)]
[2026-05-26 12:34:11] [INFO ] Invariant cache hit.
[2026-05-26 12:34:26] [INFO ] [Real]Absence check using 1000 positive place invariants in 8253 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 46330 ms.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 5282 ms.
Product exploration explored 100000 steps with 0 reset in 5783 ms.
Built C files in :
/tmp/ltsmin10130970585108596460
[2026-05-26 12:34:37] [INFO ] Too many transitions (2000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 12:34:37] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10130970585108596460
Running compilation step : cd /tmp/ltsmin10130970585108596460;'/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/ltsmin10130970585108596460;'/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/ltsmin10130970585108596460;'/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 500 out of 2000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2000/2000 places, 2000/2000 transitions.
Applied a total of 0 rules in 62 ms. Remains 2000 /2000 variables (removed 0) and now considering 2000/2000 (removed 0) transitions.
[2026-05-26 12:34:41] [INFO ] Invariant cache hit.
[2026-05-26 12:34:43] [INFO ] Implicit Places using invariants in 2636 ms returned []
[2026-05-26 12:34:43] [INFO ] Invariant cache hit.
[2026-05-26 12:34:51] [INFO ] Implicit Places using invariants and state equation in 7619 ms returned []
Implicit Place search using SMT with State Equation took 10277 ms to find 0 implicit places.
[2026-05-26 12:34:51] [INFO ] Redundant transitions in 51 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10410 ms. Remains : 2000/2000 places, 2000/2000 transitions.
Built C files in :
/tmp/ltsmin11409782015879211699
[2026-05-26 12:34:51] [INFO ] Too many transitions (2000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 12:34:51] [INFO ] Built C files in 46ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11409782015879211699
Running compilation step : cd /tmp/ltsmin11409782015879211699;'/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/ltsmin11409782015879211699;'/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/ltsmin11409782015879211699;'/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 12:34:55] [INFO ] Flatten gal took : 120 ms
[2026-05-26 12:34:55] [INFO ] Flatten gal took : 76 ms
[2026-05-26 12:34:55] [INFO ] Time to serialize gal into /tmp/LTL1267137873699234997.gal : 11 ms
[2026-05-26 12:34:55] [INFO ] Time to serialize properties into /tmp/LTL2690612813712602157.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1267137873699234997.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2171011442242270722.hoa' '-atoms' '/tmp/LTL2690612813712602157.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...317
Loading property file /tmp/LTL2690612813712602157.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2171011442242270722.hoa
Detected timeout of ITS tools.
[2026-05-26 12:35:10] [INFO ] Flatten gal took : 44 ms
[2026-05-26 12:35:10] [INFO ] Flatten gal took : 66 ms
[2026-05-26 12:35:10] [INFO ] Time to serialize gal into /tmp/LTL10677419273315286701.gal : 16 ms
[2026-05-26 12:35:10] [INFO ] Time to serialize properties into /tmp/LTL15392772909362182793.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10677419273315286701.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15392772909362182793.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("((((((((((Catch1_0+Catch1_1)+(Catch1_2+Catch1_3))+((Catch1_4+Catch1_5)+(Catch1_6+Catch1_7)))+(((Catch1_8+Catch1_9)+(Catch1_10+...6426
Formula 0 simplified : GF!"((((((((((Catch1_0+Catch1_1)+(Catch1_2+Catch1_3))+((Catch1_4+Catch1_5)+(Catch1_6+Catch1_7)))+(((Catch1_8+Catch1_9)+(Catch1_10+Ca...6420
Detected timeout of ITS tools.
[2026-05-26 12:35:25] [INFO ] Flatten gal took : 71 ms
[2026-05-26 12:35:25] [INFO ] Applying decomposition
[2026-05-26 12:35:25] [INFO ] Flatten gal took : 73 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/graph9285172020836613968.txt' '-o' '/tmp/graph9285172020836613968.bin' '-w' '/tmp/graph9285172020836613968.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9285172020836613968.bin' '-l' '-1' '-v' '-w' '/tmp/graph9285172020836613968.weights' '-q' '0' '-e' '0.001'
[2026-05-26 12:35:26] [INFO ] Decomposing Gal with order
[2026-05-26 12:35:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 12:35:27] [INFO ] Flatten gal took : 966 ms
[2026-05-26 12:35:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 90 ms.
[2026-05-26 12:35:29] [INFO ] Time to serialize gal into /tmp/LTL8505060543756883511.gal : 80 ms
[2026-05-26 12:35:29] [INFO ] Time to serialize properties into /tmp/LTL11358566002308917648.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8505060543756883511.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11358566002308917648.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(G("((((((((((gu250.Catch1_0+gu250.Catch1_1)+(gu250.Catch1_2+gu250.Catch1_3))+((gu250.Catch1_4+gu250.Catch1_5)+(gu250.Catch1_6+gu2...9426
Formula 0 simplified : GF!"((((((((((gu250.Catch1_0+gu250.Catch1_1)+(gu250.Catch1_2+gu250.Catch1_3))+((gu250.Catch1_4+gu250.Catch1_5)+(gu250.Catch1_6+gu250...9420
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-000500-LTLCardinality-07 finished in 264638 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||X(p1)))&&(p2||G(p1)))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 33 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (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-4370309668215160803.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11510880680802028303.kers'
[2026-05-26 12:35:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4370309668215160803.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11510880680802028303.kers]
Culled 0 columns in 5 ms.
// Phase 1: matrix 2500 rows 2500 cols 8000 entries
Finished phase 1 with 1500 SingleSign rule and 0 generalized
[2026-05-26 12:35:44] [INFO ] Computed 1000 invariants in 20 ms
Computed 1000 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-11510880680802028303.kers
Total runtime 37 ms.
[2026-05-26 12:35:46] [INFO ] Implicit Places using invariants in 2292 ms returned []
[2026-05-26 12:35:46] [INFO ] Invariant cache hit.
[2026-05-26 12:35:50] [INFO ] Implicit Places using invariants and state equation in 3596 ms returned []
Implicit Place search using SMT with State Equation took 5891 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2026-05-26 12:35:50] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60735ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60739ms
Finished structural reductions in LTL mode , in 1 iterations and 66671 ms. Remains : 2500/2500 places, 2500/2500 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||X(p1)))&&(p2||G(p1)))))'
Stuttering acceptance computed with spot in 172 ms :[true, (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 81084 steps with 0 reset in 5627 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-08 finished in 72526 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((G((F(G(p0))&&F(p1)))||(p2&&F(G(p0))&&F(p1))))))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 35 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:36:57] [INFO ] Invariant cache hit.
[2026-05-26 12:36:59] [INFO ] Implicit Places using invariants in 2146 ms returned []
[2026-05-26 12:36:59] [INFO ] Invariant cache hit.
[2026-05-26 12:37:03] [INFO ] Implicit Places using invariants and state equation in 4177 ms returned []
Implicit Place search using SMT with State Equation took 6332 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 6367 ms. Remains : 2500/2500 places, 2500/2500 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((G((F(G(p0))&&F(p1)))||(p2&&F(G(p0))&&F(p1))))))'
Stuttering acceptance computed with spot in 188 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-09
Product exploration explored 100000 steps with 0 reset in 3358 ms.
Stack based approach found an accepted trace after 6924 steps with 0 reset with depth 6925 and stack size 6925 in 469 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-09 finished in 10442 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))&&F((G(p1)||(p2&&X(X(p1)))))))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 9 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:37:07] [INFO ] Invariant cache hit.
[2026-05-26 12:37:08] [INFO ] Implicit Places using invariants in 1402 ms returned []
[2026-05-26 12:37:08] [INFO ] Invariant cache hit.
[2026-05-26 12:37:11] [INFO ] Implicit Places using invariants and state equation in 2964 ms returned []
Implicit Place search using SMT with State Equation took 4369 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4379 ms. Remains : 2500/2500 places, 2500/2500 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))&&F((G(p1)||(p2&&X(X(p1)))))))'
Stuttering acceptance computed with spot in 257 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-10
Product exploration explored 100000 steps with 2 reset in 8695 ms.
Stack based approach found an accepted trace after 6692 steps with 2 reset with depth 5252 and stack size 5252 in 921 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-10 finished in 14313 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 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 51 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:37:21] [INFO ] Invariant cache hit.
[2026-05-26 12:37:24] [INFO ] Implicit Places using invariants in 2298 ms returned []
[2026-05-26 12:37:24] [INFO ] Invariant cache hit.
[2026-05-26 12:37:28] [INFO ] Implicit Places using invariants and state equation in 4087 ms returned []
Implicit Place search using SMT with State Equation took 6387 ms to find 0 implicit places.
[2026-05-26 12:37:28] [INFO ] Redundant transitions in 78 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6522 ms. Remains : 2500/2500 places, 2500/2500 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 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-11
Product exploration timeout after 77790 steps with 106 reset in 10001 ms.
Product exploration timeout after 79330 steps with 106 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 98 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 3062 steps (0 resets) in 663 ms. (4 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 61 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 73 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 52833 ms.
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 77 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:38:41] [INFO ] Invariant cache hit.
[2026-05-26 12:38:43] [INFO ] Implicit Places using invariants in 2137 ms returned []
[2026-05-26 12:38:43] [INFO ] Invariant cache hit.
[2026-05-26 12:38:48] [INFO ] Implicit Places using invariants and state equation in 5297 ms returned []
Implicit Place search using SMT with State Equation took 7445 ms to find 0 implicit places.
[2026-05-26 12:38:48] [INFO ] Redundant transitions in 122 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7655 ms. Remains : 2500/2500 places, 2500/2500 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 3 factoid took 103 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 2570 steps (0 resets) in 463 ms. (5 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 57 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 105 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 53625 ms.
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Product exploration timeout after 82470 steps with 114 reset in 10002 ms.
Product exploration timeout after 79260 steps with 109 reset in 10002 ms.
Built C files in :
/tmp/ltsmin3037089516990347107
[2026-05-26 12:40:02] [INFO ] Too many transitions (2500) to apply POR reductions. Disabling POR matrices.
[2026-05-26 12:40:02] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3037089516990347107
Running compilation step : cd /tmp/ltsmin3037089516990347107;'/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/ltsmin3037089516990347107;'/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/ltsmin3037089516990347107;'/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 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 44 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2026-05-26 12:40:05] [INFO ] Invariant cache hit.
[2026-05-26 12:40:08] [INFO ] Implicit Places using invariants in 2166 ms returned []
[2026-05-26 12:40:08] [INFO ] Invariant cache hit.
[2026-05-26 12:40:13] [INFO ] Implicit Places using invariants and state equation in 5157 ms returned []
Implicit Place search using SMT with State Equation took 7336 ms to find 0 implicit places.
[2026-05-26 12:40:13] [INFO ] Redundant transitions in 73 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7464 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Built C files in :
/tmp/ltsmin921239212403155320
[2026-05-26 12:40:13] [INFO ] Too many transitions (2500) to apply POR reductions. Disabling POR matrices.
[2026-05-26 12:40:13] [INFO ] Built C files in 54ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin921239212403155320
Running compilation step : cd /tmp/ltsmin921239212403155320;'/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/ltsmin921239212403155320;'/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/ltsmin921239212403155320;'/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 12:40:16] [INFO ] Flatten gal took : 98 ms
[2026-05-26 12:40:16] [INFO ] Flatten gal took : 101 ms
[2026-05-26 12:40:16] [INFO ] Time to serialize gal into /tmp/LTL12447087251103237727.gal : 21 ms
[2026-05-26 12:40:16] [INFO ] Time to serialize properties into /tmp/LTL13856240110761418572.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12447087251103237727.gal' '-t' 'CGAL' '-hoa' '/tmp/aut13499198587489397175.hoa' '-atoms' '/tmp/LTL13856240110761418572.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/LTL13856240110761418572.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut13499198587489397175.hoa
Detected timeout of ITS tools.
[2026-05-26 12:40:31] [INFO ] Flatten gal took : 63 ms
[2026-05-26 12:40:31] [INFO ] Flatten gal took : 51 ms
[2026-05-26 12:40:32] [INFO ] Time to serialize gal into /tmp/LTL12058416551442714820.gal : 11 ms
[2026-05-26 12:40:32] [INFO ] Time to serialize properties into /tmp/LTL15703246816042829721.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12058416551442714820.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15703246816042829721.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 : !((G(F("((((((((((Fork_0+Fork_1)+(Fork_2+Fork_3))+((Fork_4+Fork_5)+(Fork_6+Fork_7)))+(((Fork_8+Fork_9)+(Fork_10+Fork_11))+((Fork_12+Fo...10311
Formula 0 simplified : FG!"((((((((((Fork_0+Fork_1)+(Fork_2+Fork_3))+((Fork_4+Fork_5)+(Fork_6+Fork_7)))+(((Fork_8+Fork_9)+(Fork_10+Fork_11))+((Fork_12+Fork...10305
Detected timeout of ITS tools.
[2026-05-26 12:40:47] [INFO ] Flatten gal took : 49 ms
[2026-05-26 12:40:47] [INFO ] Applying decomposition
[2026-05-26 12:40:47] [INFO ] Flatten gal took : 48 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/graph8609083403718001430.txt' '-o' '/tmp/graph8609083403718001430.bin' '-w' '/tmp/graph8609083403718001430.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8609083403718001430.bin' '-l' '-1' '-v' '-w' '/tmp/graph8609083403718001430.weights' '-q' '0' '-e' '0.001'
[2026-05-26 12:40:48] [INFO ] Decomposing Gal with order
[2026-05-26 12:40:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 12:40:50] [INFO ] Removed a total of 500 redundant transitions.
[2026-05-26 12:40:50] [INFO ] Flatten gal took : 1814 ms
[2026-05-26 12:40:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 8 ms.
[2026-05-26 12:40:51] [INFO ] Time to serialize gal into /tmp/LTL16835191668740171059.gal : 23 ms
[2026-05-26 12:40:51] [INFO ] Time to serialize properties into /tmp/LTL17966970828371574028.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16835191668740171059.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17966970828371574028.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 : !((G(F("((((((((((gu500.Fork_0+gu500.Fork_1)+(gu500.Fork_2+gu500.Fork_3))+((gu500.Fork_4+gu500.Fork_5)+(gu500.Fork_6+gu500.Fork_7)))+(...16311
Formula 0 simplified : FG!"((((((((((gu500.Fork_0+gu500.Fork_1)+(gu500.Fork_2+gu500.Fork_3))+((gu500.Fork_4+gu500.Fork_5)+(gu500.Fork_6+gu500.Fork_7)))+(((...16305
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-000500-LTLCardinality-11 finished in 224456 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 500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Performed 500 Post agglomeration using F-continuation condition.Transition count delta: 500
Deduced a syphon composed of 500 places in 0 ms
Reduce places removed 500 places and 0 transitions.
Iterating global reduction 0 with 1000 rules applied. Total rules applied 1000 place count 2000 transition count 2000
Applied a total of 1000 rules in 200 ms. Remains 2000 /2500 variables (removed 500) and now considering 2000/2500 (removed 500) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6343628285558758848.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14560897710991253379.kers'
[2026-05-26 12:41:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6343628285558758848.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14560897710991253379.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2000 rows 2000 cols 6000 entries
Finished phase 1 with 1000 SingleSign rule and 0 generalized
[2026-05-26 12:41:06] [INFO ] Computed 1000 invariants in 17 ms
Computed 1000 P flows in 29 ms.
Exported basis to /tmp/petrispot-output-14560897710991253379.kers
Total runtime 32 ms.
[2026-05-26 12:41:08] [INFO ] Implicit Places using invariants in 2117 ms returned []
[2026-05-26 12:41:08] [INFO ] Invariant cache hit.
[2026-05-26 12:41:15] [INFO ] Implicit Places using invariants and state equation in 7016 ms returned []
Implicit Place search using SMT with State Equation took 9135 ms to find 0 implicit places.
[2026-05-26 12:41:15] [INFO ] Redundant transitions in 50 ms returned []
Running 1000 sub problems to find dead transitions.
[2026-05-26 12:41:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1500/4000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1000 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2000 constraints, PredecessorRefiner: 1000/1000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1000 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1500/4000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1000 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2000 constraints, PredecessorRefiner: 0/1000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60355ms problems are : Problem set: 0 solved, 1000 unsolved
Search for dead transitions found 0 dead transitions in 60358ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2000/2500 places, 2000/2500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69763 ms. Remains : 2000/2500 places, 2000/2500 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 59 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-13
Product exploration explored 100000 steps with 1 reset in 4868 ms.
Stack based approach found an accepted trace after 591 steps with 0 reset with depth 592 and stack size 592 in 84 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-13 finished in 74830 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&&X((G(p1)&&(!p0 U (!p2||G(!p0))))))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 17 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (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-12433867012118996576.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10423140702074599710.kers'
[2026-05-26 12:42:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12433867012118996576.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10423140702074599710.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2500 rows 2500 cols 8000 entries
Finished phase 1 with 1500 SingleSign rule and 0 generalized
[2026-05-26 12:42:21] [INFO ] Computed 1000 invariants in 13 ms
Computed 1000 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-10423140702074599710.kers
Total runtime 31 ms.
[2026-05-26 12:42:22] [INFO ] Implicit Places using invariants in 1512 ms returned []
[2026-05-26 12:42:22] [INFO ] Invariant cache hit.
[2026-05-26 12:42:25] [INFO ] Implicit Places using invariants and state equation in 2831 ms returned []
Implicit Place search using SMT with State Equation took 4361 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2026-05-26 12:42:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30091 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30081 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60567ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60571ms
Finished structural reductions in LTL mode , in 1 iterations and 64958 ms. Remains : 2500/2500 places, 2500/2500 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((G(p1)&&(p0 U (!p2||G(p0))))))))'
Stuttering acceptance computed with spot in 253 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p1) (AND (NOT p0) p2))]
Running random walk in product with property : Philosophers-COL-000500-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLCardinality-14 finished in 65302 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 (p1||G(!p0))) U X(X(X(p2)))))'
Spot run failed in 85 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 77 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(F(p0)))'
Spot run failed in 85 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 12:43:26] [INFO ] Flatten gal took : 82 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin1738104357063355650
[2026-05-26 12:43:26] [INFO ] Too many transitions (2500) to apply POR reductions. Disabling POR matrices.
[2026-05-26 12:43:26] [INFO ] Applying decomposition
[2026-05-26 12:43:26] [INFO ] Built C files in 69ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1738104357063355650
Running compilation step : cd /tmp/ltsmin1738104357063355650;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '240' '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 12:43:26] [INFO ] Flatten gal took : 83 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/graph16910903566417722253.txt' '-o' '/tmp/graph16910903566417722253.bin' '-w' '/tmp/graph16910903566417722253.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16910903566417722253.bin' '-l' '-1' '-v' '-w' '/tmp/graph16910903566417722253.weights' '-q' '0' '-e' '0.001'
[2026-05-26 12:43:38] [INFO ] Decomposing Gal with order
Compilation finished in 12134 ms.
Running link step : cd /tmp/ltsmin1738104357063355650;'gcc' '-shared' '-o' 'gal.so' 'model.o'
[2026-05-26 12:43:39] [INFO ] Rewriting arrays to variables to allow decomposition.
Link finished in 211 ms.
Running LTSmin : cd /tmp/ltsmin1738104357063355650;'/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 ((LTLAPp1==true)||[](!(LTLAPp0==true)))) U X(X(X((LTLAPp2==true)))))' '--buchi-type=spotba'
LTSmin run took 2905 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin1738104357063355650;'/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' '<>([]((LTLAPp3==true)))' '--buchi-type=spotba'
[2026-05-26 12:43:43] [INFO ] Flatten gal took : 4045 ms
[2026-05-26 12:43:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2026-05-26 12:43:43] [INFO ] Time to serialize gal into /tmp/LTLCardinality4242377420028765516.gal : 17 ms
[2026-05-26 12:43:43] [INFO ] Time to serialize properties into /tmp/LTLCardinality12997049067457690276.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality4242377420028765516.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality12997049067457690276.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 2 LTL properties
Checking formula 0 : !((F(G("((((((((((gu0.Catch1_0+gu0.Catch1_1)+(gu0.Catch1_2+gu0.Catch1_3))+((gu0.Catch1_4+gu0.Catch1_5)+(gu0.Catch1_6+gu0.Catch1_7)))+(...8426
Formula 0 simplified : GF!"((((((((((gu0.Catch1_0+gu0.Catch1_1)+(gu0.Catch1_2+gu0.Catch1_3))+((gu0.Catch1_4+gu0.Catch1_5)+(gu0.Catch1_6+gu0.Catch1_7)))+(((...8420
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin1738104357063355650;'/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' '<>([]((LTLAPp3==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin1738104357063355650;'/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 (>400 s) on command cd /tmp/ltsmin1738104357063355650;'/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 9600 s
Running LTSmin : cd /tmp/ltsmin1738104357063355650;'/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' '<>([]((LTLAPp3==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-26 13:11:03] [INFO ] Applying decomposition
[2026-05-26 13:11:03] [INFO ] Flatten gal took : 58 ms
[2026-05-26 13:11:03] [INFO ] Decomposing Gal with order
[2026-05-26 13:11:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 13:11:04] [INFO ] Removed a total of 500 redundant transitions.
[2026-05-26 13:11:04] [INFO ] Flatten gal took : 140 ms
[2026-05-26 13:11:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 1000 labels/synchronizations in 102 ms.
[2026-05-26 13:11:04] [INFO ] Time to serialize gal into /tmp/LTLCardinality9101115984772725983.gal : 17 ms
[2026-05-26 13:11:04] [INFO ] Time to serialize properties into /tmp/LTLCardinality16316853998590132394.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/LTLCardinality9101115984772725983.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality16316853998590132394.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 2 LTL properties
Checking formula 0 : !((F(G("((((((((((gPhilo0.Catch1_0+gPhilo1.Catch1_1)+(gPhilo2.Catch1_2+gPhilo3.Catch1_3))+((gPhilo4.Catch1_4+gPhilo5.Catch1_5)+(gPhilo...11316
Formula 0 simplified : GF!"((((((((((gPhilo0.Catch1_0+gPhilo1.Catch1_1)+(gPhilo2.Catch1_2+gPhilo3.Catch1_3))+((gPhilo4.Catch1_4+gPhilo5.Catch1_5)+(gPhilo6....11310
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
LTSmin run took 1233112 ms.
FORMULA Philosophers-COL-000500-LTLCardinality-07 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin1738104357063355650;'/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'
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
+ [[ 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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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-000500"
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-000500, 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-177969941900051"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000500.tgz
mv Philosophers-COL-000500 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 ;