About the Execution of ITS-Tools for Philosophers-COL-002000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16214.060 | 3600000.00 | 6397239.00 | 92994.10 | TF?F?FTF?F?????T | 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-177969941900068.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-002000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900068
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 7.1K Mar 5 10:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Mar 5 10:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 5 10:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 5 10:48 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 3.7K 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 2.4K Mar 16 08:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Mar 5 11:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 5 11:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 5 10:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K Mar 5 10:58 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 96K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Philosophers-COL-002000-LTLFireability-00
FORMULA_NAME Philosophers-COL-002000-LTLFireability-01
FORMULA_NAME Philosophers-COL-002000-LTLFireability-02
FORMULA_NAME Philosophers-COL-002000-LTLFireability-03
FORMULA_NAME Philosophers-COL-002000-LTLFireability-04
FORMULA_NAME Philosophers-COL-002000-LTLFireability-05
FORMULA_NAME Philosophers-COL-002000-LTLFireability-06
FORMULA_NAME Philosophers-COL-002000-LTLFireability-07
FORMULA_NAME Philosophers-COL-002000-LTLFireability-08
FORMULA_NAME Philosophers-COL-002000-LTLFireability-09
FORMULA_NAME Philosophers-COL-002000-LTLFireability-10
FORMULA_NAME Philosophers-COL-002000-LTLFireability-11
FORMULA_NAME Philosophers-COL-002000-LTLFireability-12
FORMULA_NAME Philosophers-COL-002000-LTLFireability-13
FORMULA_NAME Philosophers-COL-002000-LTLFireability-14
FORMULA_NAME Philosophers-COL-002000-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779815543846
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-002000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-05-26 17:12:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 17:12:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 17:12:26] [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 17:12:27] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 17:12:27] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1070 ms
[2026-05-26 17:12:27] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 31 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 17:12:27] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 8 ms.
[2026-05-26 17:12:27] [INFO ] Skeletonized 16 HLPN properties in 4 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 5 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40036 steps (16 resets) in 201 ms. (198 steps per ms) remains 1/2 properties
BEST_FIRST walk for 28 steps (0 resets) in 5 ms. (4 steps per ms) remains 0/1 properties
[2026-05-26 17:12:28] [INFO ] Flatten gal took : 30 ms
[2026-05-26 17:12:28] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 2000) 2000) 2000)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 17:12:28] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions 32000 arcs in 231 ms.
[2026-05-26 17:12:28] [INFO ] Unfolded 16 HLPN properties in 23 ms.
Initial state reduction rules removed 3 formulas.
FORMULA Philosophers-COL-002000-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 10000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 76 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (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-10818827489876914911.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12840551607860621926.kers'
[2026-05-26 17:12:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10818827489876914911.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12840551607860621926.kers]
Culled 0 columns in 14 ms.
// Phase 1: matrix 10000 rows 10000 cols 32000 entries
Finished phase 1 with 6000 SingleSign rule and 0 generalized
[2026-05-26 17:12:33] [INFO ] Computed 4000 invariants in 58 ms
Computed 4000 P flows in 60 ms.
Exported basis to /tmp/petrispot-output-12840551607860621926.kers
Total runtime 69 ms.
[2026-05-26 17:12:38] [INFO ] Implicit Places using invariants in 4648 ms returned []
Implicit Place search using SMT only with invariants took 4697 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2026-05-26 17:12:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30498 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 6000/6000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30246 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 0/6000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 67805ms problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 67894ms
Finished structural reductions in LTL mode , in 1 iterations and 72805 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 56 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:13:46] [INFO ] Invariant cache hit.
[2026-05-26 17:13:50] [INFO ] Implicit Places using invariants in 4205 ms returned []
Implicit Place search using SMT only with invariants took 4211 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4284 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Support contains 10000 out of 10000 places after structural reductions.
[2026-05-26 17:13:52] [INFO ] Flatten gal took : 820 ms
[2026-05-26 17:13:53] [INFO ] Flatten gal took : 680 ms
[2026-05-26 17:13:55] [INFO ] Input system was already deterministic with 10000 transitions.
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (8 resets) in 20307 ms. (1 steps per ms) remains 4/7 properties
BEST_FIRST walk for 22012 steps (4 resets) in 21161 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 35012 steps (6 resets) in 21415 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 32012 steps (6 resets) in 20674 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 22012 steps (4 resets) in 21379 ms. (1 steps per ms) remains 4/4 properties
[2026-05-26 17:14:23] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SMT process timed out in 5133ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 669 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 673 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 16633 ms. (2 steps per ms) remains 4/4 properties
BEST_FIRST walk for 24012 steps (4 resets) in 22307 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21069 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21340 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 24012 steps (4 resets) in 22518 ms. (1 steps per ms) remains 4/4 properties
Probabilistic random walk after 97900 steps, saw 97849 distinct states, run finished after 78558 ms. (steps per millisecond=1 ) properties seen :0
[2026-05-26 17:16:14] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 2000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45019 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 2000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45091 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90258ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 268 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 268 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 324 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:17:45] [INFO ] Invariant cache hit.
[2026-05-26 17:17:50] [INFO ] Implicit Places using invariants in 4390 ms returned []
Implicit Place search using SMT only with invariants took 4394 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4727 ms. Remains : 10000/10000 places, 10000/10000 transitions.
FORMULA Philosophers-COL-002000-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA Philosophers-COL-002000-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(F(p0)) U (p1&&G(p2)))) U X(p0)))'
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 842 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:17:54] [INFO ] Invariant cache hit.
[2026-05-26 17:18:04] [INFO ] Implicit Places using invariants in 9740 ms returned []
Implicit Place search using SMT only with invariants took 9741 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10587 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(F(p0)) U (G(p1)&&p2))) U X(p0)))'
Stuttering acceptance computed with spot in 628 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p1))]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-02
Product exploration timeout after 69650 steps with 4 reset in 10001 ms.
Product exploration timeout after 70960 steps with 1 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 4 factoid took 186 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (8 resets) in 17216 ms. (2 steps per ms) remains 5/6 properties
BEST_FIRST walk for 33016 steps (6 resets) in 21840 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 16004 steps (0 resets) in 23608 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 12004 steps (0 resets) in 21486 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 10004 steps (0 resets) in 24527 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 23012 steps (4 resets) in 22448 ms. (1 steps per ms) remains 5/5 properties
[2026-05-26 17:19:04] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5018 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10218ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 878 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 881 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 17583 ms. (2 steps per ms) remains 5/5 properties
BEST_FIRST walk for 36020 steps (8 resets) in 20693 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 16004 steps (0 resets) in 23890 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 12004 steps (0 resets) in 23172 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 12004 steps (0 resets) in 27594 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 20012 steps (4 resets) in 20496 ms. (0 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 67940 steps, run timeout after 103059 ms. (steps per millisecond=0 ) properties seen :0 out of 5
Probabilistic random walk after 67940 steps, saw 67904 distinct states, run finished after 103072 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-26 17:21:33] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 5 unsolved in 40342 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45186 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 85696ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 443 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 443 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 256 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:22:59] [INFO ] Invariant cache hit.
[2026-05-26 17:23:07] [INFO ] Implicit Places using invariants in 7805 ms returned []
Implicit Place search using SMT only with invariants took 7813 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8076 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge based reduction with 4 factoid took 140 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 345 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p1) (NOT p2))]
[2026-05-26 17:23:35] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-26 17:23:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 324719 ms.
Stuttering acceptance computed with spot in 355 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p1) (NOT p2))]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 226 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:23:51] [INFO ] Invariant cache hit.
[2026-05-26 17:24:00] [INFO ] Implicit Places using invariants in 9669 ms returned []
Implicit Place search using SMT only with invariants took 9677 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 9906 ms. Remains : 10000/10000 places, 10000/10000 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 4 factoid took 126 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (8 resets) in 16677 ms. (2 steps per ms) remains 5/6 properties
BEST_FIRST walk for 38012 steps (8 resets) in 21174 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 16004 steps (0 resets) in 23826 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 12004 steps (0 resets) in 22437 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 12004 steps (0 resets) in 27446 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 22012 steps (4 resets) in 21894 ms. (1 steps per ms) remains 5/5 properties
[2026-05-26 17:24:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SMT process timed out in 5103ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 385 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 386 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 16009 ms. (2 steps per ms) remains 5/5 properties
BEST_FIRST walk for 36020 steps (8 resets) in 20641 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 16004 steps (0 resets) in 25188 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 12004 steps (0 resets) in 23607 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 10004 steps (0 resets) in 25337 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 20012 steps (4 resets) in 20448 ms. (0 steps per ms) remains 5/5 properties
Probabilistic random walk after 65946 steps, saw 65915 distinct states, run finished after 102686 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-26 17:27:04] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 5 unsolved in 41655 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45033 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 86824ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 267 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 281 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 244 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:28:32] [INFO ] Invariant cache hit.
[2026-05-26 17:28:39] [INFO ] Implicit Places using invariants in 7049 ms returned []
Implicit Place search using SMT only with invariants took 7054 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7299 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge based reduction with 4 factoid took 133 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 275 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p1) (NOT p2))]
[2026-05-26 17:29:09] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 322808 ms.
Stuttering acceptance computed with spot in 284 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 250 ms :[(NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p1) (NOT p2))]
Product exploration timeout after 80440 steps with 1 reset in 10001 ms.
Product exploration timeout after 72080 steps with 2 reset in 10001 ms.
Spot run failed in 111 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/ltsmin12090251764313624717
[2026-05-26 17:29:45] [INFO ] Built C files in 208ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12090251764313624717
Running compilation step : cd /tmp/ltsmin12090251764313624717;'/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/ltsmin12090251764313624717;'/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/ltsmin12090251764313624717;'/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 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 190 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:29:48] [INFO ] Invariant cache hit.
[2026-05-26 17:29:55] [INFO ] Implicit Places using invariants in 6547 ms returned []
Implicit Place search using SMT only with invariants took 6548 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 6741 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Built C files in :
/tmp/ltsmin9345247676649461218
[2026-05-26 17:29:55] [INFO ] Built C files in 155ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9345247676649461218
Running compilation step : cd /tmp/ltsmin9345247676649461218;'/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/ltsmin9345247676649461218;'/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/ltsmin9345247676649461218;'/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 17:30:00] [INFO ] Flatten gal took : 432 ms
[2026-05-26 17:30:00] [INFO ] Flatten gal took : 309 ms
[2026-05-26 17:30:00] [INFO ] Time to serialize gal into /tmp/LTL3305741757746970599.gal : 176 ms
[2026-05-26 17:30:00] [INFO ] Time to serialize properties into /tmp/LTL8422120863362010501.prop : 81 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/LTL3305741757746970599.gal' '-t' 'CGAL' '-hoa' '/tmp/aut297674003139538168.hoa' '-atoms' '/tmp/LTL8422120863362010501.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...316
Loading property file /tmp/LTL8422120863362010501.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut297674003139538168.hoa
Detected timeout of ITS tools.
[2026-05-26 17:30:17] [INFO ] Flatten gal took : 299 ms
[2026-05-26 17:30:18] [INFO ] Flatten gal took : 449 ms
[2026-05-26 17:30:18] [INFO ] Time to serialize gal into /tmp/LTL5874940855253411514.gal : 78 ms
[2026-05-26 17:30:18] [INFO ] Time to serialize properties into /tmp/LTL401376031896164892.ltl : 70 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/LTL5874940855253411514.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL401376031896164892.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...274
Read 1 LTL properties
Checking formula 0 : !(((G((X(F("(((((((((((((Fork_1871>=1)&&(Catch2_1872>=1))||((Fork_110>=1)&&(Catch2_111>=1)))||(((Fork_1264>=1)&&(Catch2_1265>=1))||((F...364949
Formula 0 simplified : F(XG!"(((((((((((((Fork_1871>=1)&&(Catch2_1872>=1))||((Fork_110>=1)&&(Catch2_111>=1)))||(((Fork_1264>=1)&&(Catch2_1265>=1))||((Fork_...364937
Detected timeout of ITS tools.
[2026-05-26 17:30:33] [INFO ] Flatten gal took : 299 ms
[2026-05-26 17:30:33] [INFO ] Applying decomposition
[2026-05-26 17:30:34] [INFO ] Flatten gal took : 307 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/graph16829330169386046246.txt' '-o' '/tmp/graph16829330169386046246.bin' '-w' '/tmp/graph16829330169386046246.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16829330169386046246.bin' '-l' '-1' '-v' '-w' '/tmp/graph16829330169386046246.weights' '-q' '0' '-e' '0.001'
[2026-05-26 17:30:35] [INFO ] Decomposing Gal with order
[2026-05-26 17:30:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 17:30:44] [INFO ] Removed a total of 1980 redundant transitions.
[2026-05-26 17:30:45] [INFO ] Flatten gal took : 1166 ms
[2026-05-26 17:31:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 6762 labels/synchronizations in 348 ms.
[2026-05-26 17:31:31] [INFO ] Time to serialize gal into /tmp/LTL8084324248324042295.gal : 152 ms
[2026-05-26 17:31:31] [INFO ] Time to serialize properties into /tmp/LTL4769680390365660469.ltl : 104 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/LTL8084324248324042295.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4769680390365660469.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !(((G((X(F("(((((((((((((i53.i0.i0.i0.u248.Fork_1871>=1)&&(i53.i0.i0.i0.u248.Catch2_1872>=1))||((i59.i0.i0.i2.u310.Fork_110>=1)&&(i59....716864
Formula 0 simplified : F(XG!"(((((((((((((i53.i0.i0.i0.u248.Fork_1871>=1)&&(i53.i0.i0.i0.u248.Catch2_1872>=1))||((i59.i0.i0.i2.u310.Fork_110>=1)&&(i59.i0.i...716852
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-002000-LTLFireability-02 finished in 832760 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 1767 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:31:48] [INFO ] Invariant cache hit.
[2026-05-26 17:32:02] [INFO ] Implicit Places using invariants in 14333 ms returned []
Implicit Place search using SMT only with invariants took 14334 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16102 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 9740 ms.
Stack based approach found an accepted trace after 49371 steps with 0 reset with depth 49372 and stack size 4487 in 7931 ms.
FORMULA Philosophers-COL-002000-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-002000-LTLFireability-03 finished in 33867 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((F(p0)&&X(X((!p0||G(p1))))&&F(p2)))))'
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 210 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:32:20] [INFO ] Invariant cache hit.
[2026-05-26 17:32:27] [INFO ] Implicit Places using invariants in 7359 ms returned []
Implicit Place search using SMT only with invariants took 7361 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 7574 ms. Remains : 10000/10000 places, 10000/10000 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((F(p0)&&X(X((!p0||G(p1))))&&F(p2)))))'
Stuttering acceptance computed with spot in 428 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) (NOT p1) p0), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-04
Product exploration timeout after 63500 steps with 0 reset in 10001 ms.
Product exploration timeout after 63060 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 71 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 18683 ms. (2 steps per ms) remains 7/10 properties
BEST_FIRST walk for 20012 steps (4 resets) in 22590 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 22012 steps (4 resets) in 21891 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 24809 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 36020 steps (8 resets) in 21867 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 21012 steps (4 resets) in 21598 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 24438 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 36020 steps (8 resets) in 21535 ms. (1 steps per ms) remains 7/7 properties
[2026-05-26 17:33:35] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5017 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5012 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10108ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 467 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 469 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 16844 ms. (2 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 22537 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 21012 steps (4 resets) in 21148 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 23747 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 33014 steps (5 resets) in 20829 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 22012 steps (4 resets) in 22245 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 25030 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 36020 steps (8 resets) in 21392 ms. (1 steps per ms) remains 7/7 properties
Probabilistic random walk after 180763 steps, saw 180664 distinct states, run finished after 135485 ms. (steps per millisecond=1 ) properties seen :0
[2026-05-26 17:36:46] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 7 unsolved
SMT process timed out in 45098ms, After SMT, problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 282 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 282 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 497 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:37:32] [INFO ] Invariant cache hit.
[2026-05-26 17:37:40] [INFO ] Implicit Places using invariants in 7813 ms returned []
Implicit Place search using SMT only with invariants took 7815 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8315 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 336 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1))]
[2026-05-26 17:40:54] [INFO ] Invariant cache hit.
Could not prove EG (AND p0 (NOT p1))
Knowledge-based reduction took 500961 ms.
Stuttering acceptance computed with spot in 517 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 404 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:41:10] [INFO ] Invariant cache hit.
[2026-05-26 17:41:18] [INFO ] Implicit Places using invariants in 8200 ms returned []
Implicit Place search using SMT only with invariants took 8206 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8623 ms. Remains : 10000/10000 places, 10000/10000 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 122 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 29027 ms. (1 steps per ms) remains 7/10 properties
BEST_FIRST walk for 16004 steps (0 resets) in 22076 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 12004 steps (0 resets) in 21991 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 12004 steps (0 resets) in 22826 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 31012 steps (4 resets) in 22844 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 20388 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 12004 steps (0 resets) in 24361 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 34016 steps (6 resets) in 20922 ms. (1 steps per ms) remains 7/7 properties
[2026-05-26 17:42:08] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10118ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 289 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 289 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 17030 ms. (2 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 22889 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 22856 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 52816 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 33015 steps (6 resets) in 20726 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 22012 steps (4 resets) in 21914 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 16004 steps (0 resets) in 28010 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 30012 steps (4 resets) in 20965 ms. (1 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 259657 steps, run timeout after 159170 ms. (steps per millisecond=1 ) properties seen :0 out of 7
Probabilistic random walk after 259657 steps, saw 259495 distinct states, run finished after 159170 ms. (steps per millisecond=1 ) properties seen :0
[2026-05-26 17:45:50] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 7 unsolved
SMT process timed out in 45106ms, After SMT, problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 317 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 317 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 272 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:46:36] [INFO ] Invariant cache hit.
[2026-05-26 17:46:43] [INFO ] Implicit Places using invariants in 6660 ms returned []
Implicit Place search using SMT only with invariants took 6662 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6936 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge based reduction with 1 factoid took 95 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 306 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1))]
[2026-05-26 17:47:58] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:834)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-26 17:48:14] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (AND p0 (NOT p1))
Could not prove EG (AND p0 (NOT p1))
Knowledge-based reduction took 415467 ms.
Stuttering acceptance computed with spot in 555 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 506 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1))]
Product exploration timeout after 66720 steps with 0 reset in 10001 ms.
Product exploration timeout after 47750 steps with 0 reset in 10001 ms.
Spot run failed in 231 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/ltsmin7375129924365203956
[2026-05-26 17:48:36] [INFO ] Built C files in 205ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7375129924365203956
Running compilation step : cd /tmp/ltsmin7375129924365203956;'/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/ltsmin7375129924365203956;'/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/ltsmin7375129924365203956;'/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 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 273 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:48:39] [INFO ] Invariant cache hit.
[2026-05-26 17:48:48] [INFO ] Implicit Places using invariants in 9288 ms returned []
Implicit Place search using SMT only with invariants took 9291 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 9614 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Built C files in :
/tmp/ltsmin6018978118158103682
[2026-05-26 17:48:48] [INFO ] Built C files in 139ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6018978118158103682
Running compilation step : cd /tmp/ltsmin6018978118158103682;'/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/ltsmin6018978118158103682;'/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/ltsmin6018978118158103682;'/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 17:48:53] [INFO ] Flatten gal took : 421 ms
[2026-05-26 17:48:53] [INFO ] Flatten gal took : 312 ms
[2026-05-26 17:48:53] [INFO ] Time to serialize gal into /tmp/LTL1543904176160706083.gal : 64 ms
[2026-05-26 17:48:53] [INFO ] Time to serialize properties into /tmp/LTL12114118751981233570.prop : 13 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/LTL1543904176160706083.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15951816111452281128.hoa' '-atoms' '/tmp/LTL12114118751981233570.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/LTL12114118751981233570.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15951816111452281128.hoa
Detected timeout of ITS tools.
[2026-05-26 17:49:09] [INFO ] Flatten gal took : 275 ms
[2026-05-26 17:49:09] [INFO ] Flatten gal took : 274 ms
[2026-05-26 17:49:10] [INFO ] Time to serialize gal into /tmp/LTL15589518849260769024.gal : 47 ms
[2026-05-26 17:49:10] [INFO ] Time to serialize properties into /tmp/LTL17631699054280484485.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/LTL15589518849260769024.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17631699054280484485.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 : !((X(F(((F("(((((((((((((Think_1895>=1)&&(Fork_1895>=1))||((Think_134>=1)&&(Fork_134>=1)))||(((Think_1288>=1)&&(Fork_1288>=1))||((Thin...285177
Formula 0 simplified : XG(G!"(((((((((((((Think_1895>=1)&&(Fork_1895>=1))||((Think_134>=1)&&(Fork_134>=1)))||(((Think_1288>=1)&&(Fork_1288>=1))||((Think_12...285159
Detected timeout of ITS tools.
[2026-05-26 17:49:25] [INFO ] Flatten gal took : 289 ms
[2026-05-26 17:49:25] [INFO ] Applying decomposition
[2026-05-26 17:49:25] [INFO ] Flatten gal took : 283 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/graph13562684819033172821.txt' '-o' '/tmp/graph13562684819033172821.bin' '-w' '/tmp/graph13562684819033172821.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13562684819033172821.bin' '-l' '-1' '-v' '-w' '/tmp/graph13562684819033172821.weights' '-q' '0' '-e' '0.001'
[2026-05-26 17:49:27] [INFO ] Decomposing Gal with order
[2026-05-26 17:49:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 17:49:37] [INFO ] Removed a total of 1978 redundant transitions.
[2026-05-26 17:49:37] [INFO ] Flatten gal took : 780 ms
[2026-05-26 17:50:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 6784 labels/synchronizations in 199 ms.
[2026-05-26 17:50:18] [INFO ] Time to serialize gal into /tmp/LTL6760020056867834246.gal : 99 ms
[2026-05-26 17:50:18] [INFO ] Time to serialize properties into /tmp/LTL4966077267319886193.ltl : 42 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/LTL6760020056867834246.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4966077267319886193.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(F(((F("(((((((((((((i80.i1.i1.i1.u1937.Think_1895>=1)&&(i80.i1.i1.i1.u1937.Fork_1895>=1))||((i62.i1.i0.i1.u1271.Think_134>=1)&&(i...568585
Formula 0 simplified : XG(G!"(((((((((((((i80.i1.i1.i1.u1937.Think_1895>=1)&&(i80.i1.i1.i1.u1937.Fork_1895>=1))||((i62.i1.i0.i1.u1271.Think_134>=1)&&(i62.i...568567
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-002000-LTLFireability-04 finished in 1092952 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(X((F(p0) U G(p1))))))'
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 189 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:50:33] [INFO ] Invariant cache hit.
[2026-05-26 17:50:43] [INFO ] Implicit Places using invariants in 9628 ms returned []
Implicit Place search using SMT only with invariants took 9630 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 9824 ms. Remains : 10000/10000 places, 10000/10000 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(X((F(p0) U G(p1))))))'
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-05
Product exploration timeout after 89550 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 59892 steps with 0 reset with depth 59893 and stack size 2346 in 8187 ms.
FORMULA Philosophers-COL-002000-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-002000-LTLFireability-05 finished in 28283 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0&&X(!p0)) U X(G(p0))))'
Support contains 4000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 550 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:51:02] [INFO ] Invariant cache hit.
[2026-05-26 17:51:11] [INFO ] Implicit Places using invariants in 9780 ms returned []
Implicit Place search using SMT only with invariants took 9784 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10334 ms. Remains : 10000/10000 places, 10000/10000 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&&X(!p0)) U X(G(p0))))'
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), true, (NOT p0)]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-07
Product exploration timeout after 88640 steps with 0 reset in 10001 ms.
Product exploration timeout after 79080 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 67 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 16651 ms. (2 steps per ms) remains 1/1 properties
BEST_FIRST walk for 35018 steps (7 resets) in 21260 ms. (1 steps per ms) remains 1/1 properties
Probabilistic random walk after 240677 steps, saw 240533 distinct states, run finished after 27121 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-26 17:52:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/20000 variables, and 4000 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4212 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 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) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 4000 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4078 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8340ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 538 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 538 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 16369 ms. (2 steps per ms) remains 1/1 properties
BEST_FIRST walk for 38012 steps (8 resets) in 20615 ms. (1 steps per ms) remains 1/1 properties
Probabilistic random walk after 241677 steps, saw 241533 distinct states, run finished after 27085 ms. (steps per millisecond=8 ) properties seen :0
[2026-05-26 17:52:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 1 unsolved in 16769 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 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) 0/4000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18752 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35575ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1936 steps, including 0 resets, run visited all 1 properties in 756 ms. (steps per millisecond=2 )
Parikh walk visited 1 properties in 804 ms.
Negative knowledge disproves property using: (G p0)
Knowledge based reduction with 2 factoid took 59 ms. Proved property starting from automaton with 2 states, 3 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 119320 ms.
FORMULA Philosophers-COL-002000-LTLFireability-07 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property Philosophers-COL-002000-LTLFireability-07 finished in 149834 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(p0))||(X(X(X(F(p0))))&&(!p1||G(!p2)))))))'
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 130 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:53:31] [INFO ] Invariant cache hit.
[2026-05-26 17:53:36] [INFO ] Implicit Places using invariants in 4436 ms returned []
Implicit Place search using SMT only with invariants took 4444 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4575 ms. Remains : 10000/10000 places, 10000/10000 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(p0))||(X(X(X(F(p0))))&&(G(p1)||p2))))))'
Stuttering acceptance computed with spot in 474 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-08
Product exploration timeout after 64390 steps with 0 reset in 10001 ms.
Product exploration timeout after 61130 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 258 ms. Reduced automaton from 9 states, 21 edges and 3 AP (stutter sensitive) to 9 states, 21 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 10 to 9
RANDOM walk for 40000 steps (8 resets) in 16307 ms. (2 steps per ms) remains 3/9 properties
BEST_FIRST walk for 38012 steps (8 resets) in 20876 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 24012 steps (4 resets) in 23285 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 24012 steps (4 resets) in 22573 ms. (1 steps per ms) remains 3/3 properties
[2026-05-26 17:54:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 5067ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 475 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 476 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 17507 ms. (2 steps per ms) remains 3/3 properties
BEST_FIRST walk for 36020 steps (8 resets) in 20506 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 24012 steps (4 resets) in 22914 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 22012 steps (4 resets) in 21488 ms. (1 steps per ms) remains 3/3 properties
Probabilistic random walk after 93908 steps, saw 93859 distinct states, run finished after 63858 ms. (steps per millisecond=1 ) properties seen :0
[2026-05-26 17:55:53] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45035 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45049 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90126ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 440 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 441 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 358 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:57:24] [INFO ] Invariant cache hit.
[2026-05-26 17:57:32] [INFO ] Implicit Places using invariants in 8054 ms returned []
Implicit Place search using SMT only with invariants took 8057 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8418 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge based reduction with 2 factoid took 307 ms. Reduced automaton from 9 states, 21 edges and 3 AP (stutter sensitive) to 9 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 486 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2026-05-26 17:58:02] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 260373 ms.
Stuttering acceptance computed with spot in 486 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 129 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 17:58:18] [INFO ] Invariant cache hit.
[2026-05-26 17:58:22] [INFO ] Implicit Places using invariants in 4391 ms returned []
Implicit Place search using SMT only with invariants took 4392 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4521 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 246 ms. Reduced automaton from 9 states, 21 edges and 3 AP (stutter sensitive) to 9 states, 21 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 10 to 9
RANDOM walk for 40000 steps (8 resets) in 16161 ms. (2 steps per ms) remains 3/9 properties
BEST_FIRST walk for 38012 steps (8 resets) in 20731 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 24012 steps (4 resets) in 23255 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 24012 steps (4 resets) in 23075 ms. (1 steps per ms) remains 3/3 properties
[2026-05-26 17:58:49] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 5058ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 272 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 272 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 18580 ms. (2 steps per ms) remains 3/3 properties
BEST_FIRST walk for 38012 steps (8 resets) in 21124 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 24012 steps (4 resets) in 23689 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 21012 steps (4 resets) in 21197 ms. (0 steps per ms) remains 3/3 properties
Probabilistic random walk after 121870 steps, saw 121807 distinct states, run finished after 69978 ms. (steps per millisecond=1 ) properties seen :0
[2026-05-26 18:00:27] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45030 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 10000/20000 variables, 10000/14000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45045 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90158ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 437 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 442 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 417 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 18:01:58] [INFO ] Invariant cache hit.
[2026-05-26 18:02:05] [INFO ] Implicit Places using invariants in 7295 ms returned []
Implicit Place search using SMT only with invariants took 7296 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7715 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge based reduction with 2 factoid took 286 ms. Reduced automaton from 9 states, 21 edges and 3 AP (stutter sensitive) to 9 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 497 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2026-05-26 18:02:35] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 267338 ms.
Stuttering acceptance computed with spot in 478 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 489 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration timeout after 67200 steps with 1 reset in 10002 ms.
Product exploration timeout after 64410 steps with 0 reset in 10001 ms.
Spot run failed in 56 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/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/ltsmin10707885675444516809
[2026-05-26 18:03:12] [INFO ] Built C files in 353ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10707885675444516809
Running compilation step : cd /tmp/ltsmin10707885675444516809;'/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/ltsmin10707885675444516809;'/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/ltsmin10707885675444516809;'/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 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 129 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 18:03:15] [INFO ] Invariant cache hit.
[2026-05-26 18:03:20] [INFO ] Implicit Places using invariants in 4573 ms returned []
Implicit Place search using SMT only with invariants took 4574 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4705 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Built C files in :
/tmp/ltsmin10021013659457324012
[2026-05-26 18:03:20] [INFO ] Built C files in 183ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10021013659457324012
Running compilation step : cd /tmp/ltsmin10021013659457324012;'/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/ltsmin10021013659457324012;'/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/ltsmin10021013659457324012;'/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 18:03:25] [INFO ] Flatten gal took : 731 ms
[2026-05-26 18:03:26] [INFO ] Flatten gal took : 407 ms
[2026-05-26 18:03:26] [INFO ] Time to serialize gal into /tmp/LTL9282554148543819276.gal : 193 ms
[2026-05-26 18:03:26] [INFO ] Time to serialize properties into /tmp/LTL15172140150204525510.prop : 24 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/LTL9282554148543819276.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2294762993416234056.hoa' '-atoms' '/tmp/LTL15172140150204525510.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL15172140150204525510.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2294762993416234056.hoa
Detected timeout of ITS tools.
[2026-05-26 18:03:43] [INFO ] Flatten gal took : 323 ms
[2026-05-26 18:03:43] [INFO ] Flatten gal took : 453 ms
[2026-05-26 18:03:44] [INFO ] Time to serialize gal into /tmp/LTL4773885148788955625.gal : 81 ms
[2026-05-26 18:03:44] [INFO ] Time to serialize properties into /tmp/LTL16161373595453965723.ltl : 80 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/LTL4773885148788955625.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16161373595453965723.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F((G(F("(((((((((((((Fork_1666>=1)&&(Catch1_1666>=1))||((Fork_482>=1)&&(Catch1_482>=1)))||(((Fork_1079>=1)&&(Catch1_1079>=1))||((...285183
Formula 0 simplified : XG(FG!"(((((((((((((Fork_1666>=1)&&(Catch1_1666>=1))||((Fork_482>=1)&&(Catch1_482>=1)))||(((Fork_1079>=1)&&(Catch1_1079>=1))||((Fork...285163
Detected timeout of ITS tools.
[2026-05-26 18:03:59] [INFO ] Flatten gal took : 384 ms
[2026-05-26 18:03:59] [INFO ] Applying decomposition
[2026-05-26 18:04:00] [INFO ] Flatten gal took : 632 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/graph9353500674162688416.txt' '-o' '/tmp/graph9353500674162688416.bin' '-w' '/tmp/graph9353500674162688416.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9353500674162688416.bin' '-l' '-1' '-v' '-w' '/tmp/graph9353500674162688416.weights' '-q' '0' '-e' '0.001'
[2026-05-26 18:04:01] [INFO ] Decomposing Gal with order
[2026-05-26 18:04:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 18:04:11] [INFO ] Removed a total of 1980 redundant transitions.
[2026-05-26 18:04:11] [INFO ] Flatten gal took : 605 ms
[2026-05-26 18:04:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 6758 labels/synchronizations in 739 ms.
[2026-05-26 18:04:49] [INFO ] Time to serialize gal into /tmp/LTL13356889116957082235.gal : 127 ms
[2026-05-26 18:04:50] [INFO ] Time to serialize properties into /tmp/LTL10167256093172537423.ltl : 44 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/LTL13356889116957082235.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10167256093172537423.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(F((G(F("(((((((((((((i46.i0.i1.i0.u1854.Fork_1666>=1)&&(i46.i0.i1.i0.u1854.Catch1_1666>=1))||((i25.i1.i0.i0.u469.Fork_482>=1)&&(i...564999
Formula 0 simplified : XG(FG!"(((((((((((((i46.i0.i1.i0.u1854.Fork_1666>=1)&&(i46.i0.i1.i0.u1854.Catch1_1666>=1))||((i25.i1.i0.i0.u469.Fork_482>=1)&&(i25.i...564979
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-002000-LTLFireability-08 finished in 693696 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 2000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 587 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 18:05:05] [INFO ] Invariant cache hit.
[2026-05-26 18:05:22] [INFO ] Implicit Places using invariants in 17033 ms returned []
Implicit Place search using SMT only with invariants took 17035 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 17623 ms. Remains : 10000/10000 places, 10000/10000 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 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-10
Product exploration timeout after 21930 steps with 126 reset in 10001 ms.
Product exploration timeout after 58970 steps with 35 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 74 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 275 steps (0 resets) in 404 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 82 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 106 ms :[(NOT p0), (NOT p0)]
[2026-05-26 18:05:51] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 23662 ms.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Support contains 2000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 708 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 18:06:07] [INFO ] Invariant cache hit.
[2026-05-26 18:06:26] [INFO ] Implicit Places using invariants in 18740 ms returned []
Implicit Place search using SMT only with invariants took 18744 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 19464 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 70 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 358 steps (0 resets) in 367 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 74 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 76 ms :[(NOT p0), (NOT p0)]
[2026-05-26 18:06:35] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 23798 ms.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Product exploration timeout after 14550 steps with 182 reset in 10005 ms.
Product exploration timeout after 14080 steps with 162 reset in 10005 ms.
Built C files in :
/tmp/ltsmin2545738481660326058
[2026-05-26 18:07:10] [INFO ] Too many transitions (10000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 18:07:10] [INFO ] Built C files in 91ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2545738481660326058
Running compilation step : cd /tmp/ltsmin2545738481660326058;'/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/ltsmin2545738481660326058;'/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/ltsmin2545738481660326058;'/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 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 672 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 18:07:14] [INFO ] Invariant cache hit.
[2026-05-26 18:07:33] [INFO ] Implicit Places using invariants in 19560 ms returned []
Implicit Place search using SMT only with invariants took 19564 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 20237 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Built C files in :
/tmp/ltsmin3938097539324626330
[2026-05-26 18:07:33] [INFO ] Too many transitions (10000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 18:07:33] [INFO ] Built C files in 129ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3938097539324626330
Running compilation step : cd /tmp/ltsmin3938097539324626330;'/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/ltsmin3938097539324626330;'/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/ltsmin3938097539324626330;'/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 18:07:38] [INFO ] Flatten gal took : 420 ms
[2026-05-26 18:07:38] [INFO ] Flatten gal took : 309 ms
[2026-05-26 18:07:38] [INFO ] Time to serialize gal into /tmp/LTL14335887956781237376.gal : 56 ms
[2026-05-26 18:07:38] [INFO ] Time to serialize properties into /tmp/LTL4645897440149900111.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14335887956781237376.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12093897920791429138.hoa' '-atoms' '/tmp/LTL4645897440149900111.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/LTL4645897440149900111.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12093897920791429138.hoa
Detected timeout of ITS tools.
[2026-05-26 18:07:54] [INFO ] Flatten gal took : 354 ms
[2026-05-26 18:07:54] [INFO ] Flatten gal took : 253 ms
[2026-05-26 18:07:54] [INFO ] Time to serialize gal into /tmp/LTL8911109301130701903.gal : 46 ms
[2026-05-26 18:07:54] [INFO ] Time to serialize properties into /tmp/LTL14745586085299697400.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8911109301130701903.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14745586085299697400.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("((((((((((((Eat_1166>=1)||(Eat_1345>=1))||((Eat_1605>=1)||(Eat_1946>=1)))||(((Eat_126>=1)||(Eat_906>=1))||((Eat_305>=1)||(Eat_...32920
Formula 0 simplified : FG!"((((((((((((Eat_1166>=1)||(Eat_1345>=1))||((Eat_1605>=1)||(Eat_1946>=1)))||(((Eat_126>=1)||(Eat_906>=1))||((Eat_305>=1)||(Eat_56...32914
Detected timeout of ITS tools.
[2026-05-26 18:08:10] [INFO ] Flatten gal took : 458 ms
[2026-05-26 18:08:10] [INFO ] Applying decomposition
[2026-05-26 18:08:10] [INFO ] Flatten gal took : 351 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/graph3156840251308013709.txt' '-o' '/tmp/graph3156840251308013709.bin' '-w' '/tmp/graph3156840251308013709.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3156840251308013709.bin' '-l' '-1' '-v' '-w' '/tmp/graph3156840251308013709.weights' '-q' '0' '-e' '0.001'
[2026-05-26 18:08:11] [INFO ] Decomposing Gal with order
[2026-05-26 18:08:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 18:08:20] [INFO ] Removed a total of 1981 redundant transitions.
[2026-05-26 18:08:20] [INFO ] Flatten gal took : 400 ms
[2026-05-26 18:08:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 6722 labels/synchronizations in 321 ms.
[2026-05-26 18:08:25] [INFO ] Time to serialize gal into /tmp/LTL17007532986308832284.gal : 71 ms
[2026-05-26 18:08:25] [INFO ] Time to serialize properties into /tmp/LTL15124161750536821563.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/LTL17007532986308832284.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15124161750536821563.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((G(F("((((((((((((i77.i1.i1.i1.u1648.Eat_1166>=1)||(i79.i1.i2.i1.u1727.Eat_1345>=1))||((i55.i1.i0.i1.u1827.Eat_1605>=1)||(i84.i1.i1....67997
Formula 0 simplified : FG!"((((((((((((i77.i1.i1.i1.u1648.Eat_1166>=1)||(i79.i1.i2.i1.u1727.Eat_1345>=1))||((i55.i1.i0.i1.u1827.Eat_1605>=1)||(i84.i1.i1.i0...67991
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-002000-LTLFireability-10 finished in 215390 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 G((X(p1)||G(!p0)))) U X(p2)))'
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 83 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2026-05-26 18:08:40] [INFO ] Invariant cache hit.
[2026-05-26 18:08:48] [INFO ] Implicit Places using invariants in 7732 ms returned []
Implicit Place search using SMT only with invariants took 7753 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 7837 ms. Remains : 10000/10000 places, 10000/10000 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((X(p1)||G(!p0)))) U X(p2)))'
Stuttering acceptance computed with spot in 510 ms :[(NOT p2), (AND p0 (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p0 (NOT p1)), (AND p0 p1)]
Running random walk in product with property : Philosophers-COL-002000-LTLFireability-11
Product exploration timeout after 10740 steps with 3554 reset in 10002 ms.
Product exploration timeout after 11350 steps with 3809 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 257 ms. Reduced automaton from 10 states, 25 edges and 3 AP (stutter sensitive) to 9 states, 27 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 20142 ms. (1 steps per ms) remains 7/15 properties
BEST_FIRST walk for 18008 steps (2 resets) in 22683 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 24028 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 30012 steps (4 resets) in 21554 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 22165 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 29012 steps (4 resets) in 21005 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 36020 steps (8 resets) in 22168 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 37016 steps (8 resets) in 20738 ms. (1 steps per ms) remains 7/7 properties
[2026-05-26 18:10:03] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5014 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 0 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5013 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 7/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10098ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 206 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 19757 ms. (2 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 23044 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 23063 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 29012 steps (4 resets) in 20861 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 20012 steps (4 resets) in 22085 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 32012 steps (4 resets) in 21291 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 33014 steps (5 resets) in 20777 ms. (1 steps per ms) remains 7/7 properties
BEST_FIRST walk for 37016 steps (8 resets) in 20847 ms. (1 steps per ms) remains 7/7 properties
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-COL-002000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is Philosophers-COL-002000, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969941900068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-002000.tgz
mv Philosophers-COL-002000 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;