About the Execution of ITS-Tools for Philosophers-COL-000100
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 13303.031 | 2354083.00 | 4495624.00 | 5858.00 | FFFFFFFFFFTFTFFF | 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-177969941900036.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-000100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900036
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 8.3K Mar 5 10:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Mar 5 10:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 5 10:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Mar 5 10:34 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 3.9K Mar 16 08:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 16 08:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 16 08:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 5 10:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 184K Mar 5 10:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 5 10:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 5 10:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 16 08:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:36 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 14K 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-000100-LTLFireability-00
FORMULA_NAME Philosophers-COL-000100-LTLFireability-01
FORMULA_NAME Philosophers-COL-000100-LTLFireability-02
FORMULA_NAME Philosophers-COL-000100-LTLFireability-03
FORMULA_NAME Philosophers-COL-000100-LTLFireability-04
FORMULA_NAME Philosophers-COL-000100-LTLFireability-05
FORMULA_NAME Philosophers-COL-000100-LTLFireability-06
FORMULA_NAME Philosophers-COL-000100-LTLFireability-07
FORMULA_NAME Philosophers-COL-000100-LTLFireability-08
FORMULA_NAME Philosophers-COL-000100-LTLFireability-09
FORMULA_NAME Philosophers-COL-000100-LTLFireability-10
FORMULA_NAME Philosophers-COL-000100-LTLFireability-11
FORMULA_NAME Philosophers-COL-000100-LTLFireability-12
FORMULA_NAME Philosophers-COL-000100-LTLFireability-13
FORMULA_NAME Philosophers-COL-000100-LTLFireability-14
FORMULA_NAME Philosophers-COL-000100-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779788528254
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-000100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-05-26 09:42:10] [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 09:42:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 09:42:10] [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 09:42:11] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 09:42:11] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 958 ms
[2026-05-26 09:42:11] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 500 PT places and 500.0 transition bindings in 26 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 09:42:11] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 6 ms.
[2026-05-26 09:42:11] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 3 formulas.
FORMULA Philosophers-COL-000100-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000100-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000100-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 6 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Reduction of identical properties reduced properties to check from 5 to 3
RANDOM walk for 18059 steps (176 resets) in 87 ms. (205 steps per ms) remains 0/3 properties
[2026-05-26 09:42:11] [INFO ] Flatten gal took : 20 ms
[2026-05-26 09:42:11] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 100) 100) 100)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 09:42:11] [INFO ] Unfolded HLPN to a Petri net with 500 places and 500 transitions 1600 arcs in 48 ms.
[2026-05-26 09:42:12] [INFO ] Unfolded 13 HLPN properties in 1 ms.
Support contains 500 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 14 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (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-13534061314210811140.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-149108329178935085.kers'
[2026-05-26 09:42:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13534061314210811140.kers, --Pflows, --basisKERS=/tmp/petrispot-output-149108329178935085.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 500 rows 500 cols 1600 entries
Finished phase 1 with 300 SingleSign rule and 0 generalized
[2026-05-26 09:42:12] [INFO ] Computed 200 invariants in 4 ms
Computed 200 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-149108329178935085.kers
Total runtime 7 ms.
[2026-05-26 09:42:12] [INFO ] Implicit Places using invariants in 642 ms returned []
[2026-05-26 09:42:12] [INFO ] Invariant cache hit.
[2026-05-26 09:42:13] [INFO ] Implicit Places using invariants and state equation in 625 ms returned []
Implicit Place search using SMT with State Equation took 1315 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2026-05-26 09:42:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/400 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (OVERLAPS) 100/500 variables, 100/200 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/500 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (OVERLAPS) 500/1000 variables, 500/700 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/1000 variables, and 700 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 500/500 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/400 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (OVERLAPS) 100/500 variables, 100/200 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/500 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (OVERLAPS) 500/1000 variables, 500/700 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1000 variables, 300/1000 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/1000 variables, and 1000 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 500/500 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60313ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 60341ms
Finished structural reductions in LTL mode , in 1 iterations and 61722 ms. Remains : 500/500 places, 500/500 transitions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 4 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:43:13] [INFO ] Invariant cache hit.
[2026-05-26 09:43:14] [INFO ] Implicit Places using invariants in 233 ms returned []
[2026-05-26 09:43:14] [INFO ] Invariant cache hit.
[2026-05-26 09:43:14] [INFO ] Implicit Places using invariants and state equation in 578 ms returned []
Implicit Place search using SMT with State Equation took 813 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 817 ms. Remains : 500/500 places, 500/500 transitions.
Support contains 500 out of 500 places after structural reductions.
[2026-05-26 09:43:14] [INFO ] Flatten gal took : 101 ms
[2026-05-26 09:43:15] [INFO ] Flatten gal took : 92 ms
[2026-05-26 09:43:15] [INFO ] Input system was already deterministic with 500 transitions.
Reduction of identical properties reduced properties to check from 9 to 7
RANDOM walk for 1967 steps (0 resets) in 214 ms. (9 steps per ms) remains 0/7 properties
FORMULA Philosophers-COL-000100-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0)) U (X(!p1)&&(p2 U p1))))'
Support contains 400 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 10 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:43:16] [INFO ] Invariant cache hit.
[2026-05-26 09:43:16] [INFO ] Implicit Places using invariants in 326 ms returned []
[2026-05-26 09:43:16] [INFO ] Invariant cache hit.
[2026-05-26 09:43:17] [INFO ] Implicit Places using invariants and state equation in 636 ms returned []
Implicit Place search using SMT with State Equation took 978 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 989 ms. Remains : 500/500 places, 500/500 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0)) U (X(!p1)&&(p2 U p1))))'
Stuttering acceptance computed with spot in 406 ms :[true, (NOT p0), p1, (NOT p1)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-00
Product exploration explored 100000 steps with 12523 reset in 4784 ms.
Stack based approach found an accepted trace after 1990 steps with 303 reset with depth 5 and stack size 5 in 124 ms.
FORMULA Philosophers-COL-000100-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-00 finished in 6434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&F(p1)))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 54 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:43:22] [INFO ] Invariant cache hit.
[2026-05-26 09:43:23] [INFO ] Implicit Places using invariants in 415 ms returned []
[2026-05-26 09:43:23] [INFO ] Invariant cache hit.
[2026-05-26 09:43:23] [INFO ] Implicit Places using invariants and state equation in 768 ms returned []
Implicit Place search using SMT with State Equation took 1186 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1241 ms. Remains : 500/500 places, 500/500 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&F(p1)))'
Stuttering acceptance computed with spot in 136 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-01
Product exploration explored 100000 steps with 5348 reset in 3619 ms.
Product exploration explored 100000 steps with 5315 reset in 3823 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 128 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 5 states, 10 edges and 2 AP (stutter insensitive).
RANDOM walk for 1919 steps (0 resets) in 86 ms. (22 steps per ms) remains 0/4 properties
Knowledge based reduction with 2 factoid took 223 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
[2026-05-26 09:43:32] [INFO ] Invariant cache hit.
[2026-05-26 09:43:35] [INFO ] [Real]Absence check using 200 positive place invariants in 2664 ms returned sat
[2026-05-26 09:43:47] [INFO ] [Real]Absence check using state equation in 11734 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 15739 ms.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Support contains 100 out of 500 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 55 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:43:47] [INFO ] Invariant cache hit.
[2026-05-26 09:43:47] [INFO ] Implicit Places using invariants in 279 ms returned []
[2026-05-26 09:43:47] [INFO ] Invariant cache hit.
[2026-05-26 09:43:48] [INFO ] Implicit Places using invariants and state equation in 668 ms returned []
Implicit Place search using SMT with State Equation took 949 ms to find 0 implicit places.
[2026-05-26 09:43:48] [INFO ] Redundant transitions in 34 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1047 ms. Remains : 500/500 places, 500/500 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 91 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 68 steps (0 resets) in 9 ms. (6 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 111 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 91 ms :[(NOT p0), (NOT p0)]
[2026-05-26 09:43:48] [INFO ] Invariant cache hit.
[2026-05-26 09:43:51] [INFO ] [Real]Absence check using 200 positive place invariants in 2362 ms returned sat
[2026-05-26 09:44:03] [INFO ] [Real]Absence check using state equation in 11999 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 15482 ms.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 5355 reset in 3635 ms.
Product exploration explored 100000 steps with 5374 reset in 3520 ms.
Built C files in :
/tmp/ltsmin13954196188283870072
[2026-05-26 09:44:11] [INFO ] Computing symmetric may disable matrix : 500 transitions.
[2026-05-26 09:44:11] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:44:11] [INFO ] Computing symmetric may enable matrix : 500 transitions.
[2026-05-26 09:44:11] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:44:11] [INFO ] Computing Do-Not-Accords matrix : 500 transitions.
[2026-05-26 09:44:11] [INFO ] Computation of Completed DNA matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:44:11] [INFO ] Built C files in 124ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13954196188283870072
Running compilation step : cd /tmp/ltsmin13954196188283870072;'/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'
Compilation finished in 1966 ms.
Running link step : cd /tmp/ltsmin13954196188283870072;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 60 ms.
Running LTSmin : cd /tmp/ltsmin13954196188283870072;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13704799281940848497.hoa' '--buchi-type=spotba'
LTSmin run took 3831 ms.
FORMULA Philosophers-COL-000100-LTLFireability-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property Philosophers-COL-000100-LTLFireability-01 finished in 54646 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!p0||X(G((p1&&X(!p0)))))) U X(p1)))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 9 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:44:17] [INFO ] Invariant cache hit.
[2026-05-26 09:44:17] [INFO ] Implicit Places using invariants in 261 ms returned []
[2026-05-26 09:44:17] [INFO ] Invariant cache hit.
[2026-05-26 09:44:18] [INFO ] Implicit Places using invariants and state equation in 510 ms returned []
Implicit Place search using SMT with State Equation took 774 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 784 ms. Remains : 500/500 places, 500/500 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((!p0||X(G((p1&&X(!p0)))))) U X(p1)))'
Stuttering acceptance computed with spot in 347 ms :[(NOT p1), (NOT p1), (OR (NOT p1) p0), p0, (OR (NOT p1) p0), true, (NOT p1), (OR (NOT p1) p0)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-02
Entered a terminal (fully accepting) state of product in 5 steps with 2 reset in 1 ms.
FORMULA Philosophers-COL-000100-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-02 finished in 1186 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 200 out of 500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 116 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:44:18] [INFO ] Invariant cache hit.
[2026-05-26 09:44:18] [INFO ] Implicit Places using invariants in 393 ms returned []
[2026-05-26 09:44:18] [INFO ] Invariant cache hit.
[2026-05-26 09:44:19] [INFO ] Implicit Places using invariants and state equation in 642 ms returned []
Implicit Place search using SMT with State Equation took 1037 ms to find 0 implicit places.
[2026-05-26 09:44:19] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1183 ms. Remains : 500/500 places, 500/500 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 37 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-03
Stuttering criterion allowed to conclude after 46603 steps with 0 reset in 974 ms.
FORMULA Philosophers-COL-000100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-03 finished in 2225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(!p1)))))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 17 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:44:20] [INFO ] Invariant cache hit.
[2026-05-26 09:44:20] [INFO ] Implicit Places using invariants in 211 ms returned []
[2026-05-26 09:44:20] [INFO ] Invariant cache hit.
[2026-05-26 09:44:21] [INFO ] Implicit Places using invariants and state equation in 539 ms returned []
Implicit Place search using SMT with State Equation took 761 ms to find 0 implicit places.
[2026-05-26 09:44:21] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 793 ms. Remains : 500/500 places, 500/500 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-04
Product exploration explored 100000 steps with 46 reset in 1213 ms.
Stack based approach found an accepted trace after 726 steps with 1 reset with depth 381 and stack size 381 in 12 ms.
FORMULA Philosophers-COL-000100-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-04 finished in 2168 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(F(!p1))||p0)) U (X(p1)&&F(!p2))))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 3 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:44:22] [INFO ] Invariant cache hit.
[2026-05-26 09:44:23] [INFO ] Implicit Places using invariants in 264 ms returned []
[2026-05-26 09:44:23] [INFO ] Invariant cache hit.
[2026-05-26 09:44:23] [INFO ] Implicit Places using invariants and state equation in 710 ms returned []
Implicit Place search using SMT with State Equation took 976 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 980 ms. Remains : 500/500 places, 500/500 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(!p1))||p0)) U (X(p1)&&F(!p2))))'
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p1) p2), (NOT p1), p2, p1, (AND p1 (NOT p0))]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-05
Product exploration explored 100000 steps with 588 reset in 1162 ms.
Stack based approach found an accepted trace after 3629 steps with 41 reset with depth 489 and stack size 489 in 49 ms.
FORMULA Philosophers-COL-000100-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-05 finished in 2484 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(((G(!p1) U (p2&&G(!p1)))||p0))))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 20 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:44:25] [INFO ] Invariant cache hit.
[2026-05-26 09:44:25] [INFO ] Implicit Places using invariants in 297 ms returned []
[2026-05-26 09:44:25] [INFO ] Invariant cache hit.
[2026-05-26 09:44:26] [INFO ] Implicit Places using invariants and state equation in 666 ms returned []
Implicit Place search using SMT with State Equation took 966 ms to find 0 implicit places.
[2026-05-26 09:44:26] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1004 ms. Remains : 500/500 places, 500/500 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(((G(!p1) U (p2&&G(!p1)))||p0))))'
Stuttering acceptance computed with spot in 149 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) p1)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-06
Product exploration explored 100000 steps with 563 reset in 1625 ms.
Product exploration explored 100000 steps with 412 reset in 1712 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 268 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (8 resets) in 829 ms. (48 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2737 ms. (14 steps per ms) remains 1/1 properties
[2026-05-26 09:44:32] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Problem apf3 is UNSAT
After SMT solving in domain Real declared 300/1000 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/500 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 4 factoid took 333 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
[2026-05-26 09:44:32] [INFO ] Invariant cache hit.
[2026-05-26 09:44:36] [INFO ] [Real]Absence check using 200 positive place invariants in 1464 ms returned sat
[2026-05-26 09:44:47] [INFO ] [Real]Absence check using state equation in 10750 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 17900 ms.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0)]
Support contains 200 out of 500 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 25 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:44:47] [INFO ] Invariant cache hit.
[2026-05-26 09:44:48] [INFO ] Implicit Places using invariants in 308 ms returned []
[2026-05-26 09:44:48] [INFO ] Invariant cache hit.
[2026-05-26 09:44:48] [INFO ] Implicit Places using invariants and state equation in 757 ms returned []
Implicit Place search using SMT with State Equation took 1068 ms to find 0 implicit places.
[2026-05-26 09:44:48] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1113 ms. Remains : 500/500 places, 500/500 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 137 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 9 steps (0 resets) in 5 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 135 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 91 ms :[(NOT p0), (NOT p0)]
[2026-05-26 09:44:49] [INFO ] Invariant cache hit.
[2026-05-26 09:44:54] [INFO ] [Real]Absence check using 200 positive place invariants in 1520 ms returned sat
[2026-05-26 09:45:04] [INFO ] [Real]Absence check using state equation in 10457 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 15684 ms.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 472 reset in 1598 ms.
Product exploration explored 100000 steps with 552 reset in 1740 ms.
Built C files in :
/tmp/ltsmin12280035999636574006
[2026-05-26 09:45:08] [INFO ] Computing symmetric may disable matrix : 500 transitions.
[2026-05-26 09:45:08] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:45:08] [INFO ] Computing symmetric may enable matrix : 500 transitions.
[2026-05-26 09:45:08] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:45:08] [INFO ] Computing Do-Not-Accords matrix : 500 transitions.
[2026-05-26 09:45:08] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:45:08] [INFO ] Built C files in 100ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12280035999636574006
Running compilation step : cd /tmp/ltsmin12280035999636574006;'/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'
Compilation finished in 1871 ms.
Running link step : cd /tmp/ltsmin12280035999636574006;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin12280035999636574006;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15906794872723023967.hoa' '--buchi-type=spotba'
LTSmin run took 2756 ms.
FORMULA Philosophers-COL-000100-LTLFireability-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property Philosophers-COL-000100-LTLFireability-06 finished in 47669 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) U (X(X(!p1)) U (X(X(G(!p1)))||(!p1&&X(X(!p1))))))))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 3 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:45:12] [INFO ] Invariant cache hit.
[2026-05-26 09:45:13] [INFO ] Implicit Places using invariants in 273 ms returned []
[2026-05-26 09:45:13] [INFO ] Invariant cache hit.
[2026-05-26 09:45:13] [INFO ] Implicit Places using invariants and state equation in 517 ms returned []
Implicit Place search using SMT with State Equation took 794 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 799 ms. Remains : 500/500 places, 500/500 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0) U (X(X(!p1)) U (X(X(G(!p1)))||(!p1&&X(X(!p1))))))))'
Stuttering acceptance computed with spot in 425 ms :[p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1, p1, p1, (NOT p0)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-08
Product exploration explored 100000 steps with 224 reset in 1729 ms.
Stack based approach found an accepted trace after 2897 steps with 9 reset with depth 193 and stack size 193 in 40 ms.
FORMULA Philosophers-COL-000100-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-08 finished in 3059 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)||G(p1))))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 14 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:45:16] [INFO ] Invariant cache hit.
[2026-05-26 09:45:16] [INFO ] Implicit Places using invariants in 347 ms returned []
[2026-05-26 09:45:16] [INFO ] Invariant cache hit.
[2026-05-26 09:45:16] [INFO ] Implicit Places using invariants and state equation in 465 ms returned []
Implicit Place search using SMT with State Equation took 824 ms to find 0 implicit places.
[2026-05-26 09:45:16] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 850 ms. Remains : 500/500 places, 500/500 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)||G(p1))))'
Stuttering acceptance computed with spot in 44 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-09
Product exploration explored 100000 steps with 5 reset in 2936 ms.
Stack based approach found an accepted trace after 259 steps with 0 reset with depth 260 and stack size 260 in 6 ms.
FORMULA Philosophers-COL-000100-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-09 finished in 3871 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((X(X(p1)) U G(p1)))))'
Support contains 300 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 3 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:45:19] [INFO ] Invariant cache hit.
[2026-05-26 09:45:20] [INFO ] Implicit Places using invariants in 340 ms returned []
[2026-05-26 09:45:20] [INFO ] Invariant cache hit.
[2026-05-26 09:45:20] [INFO ] Implicit Places using invariants and state equation in 685 ms returned []
Implicit Place search using SMT with State Equation took 1040 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1044 ms. Remains : 500/500 places, 500/500 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((X(X(p1)) U G(p1)))))'
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-13
Entered a terminal (fully accepting) state of product in 128 steps with 12 reset in 8 ms.
FORMULA Philosophers-COL-000100-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-13 finished in 1342 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(G((G(!p0)||(F(p0)&&X(X((p1 U (p2||G(p1)))))))))))'
Support contains 400 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 4 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:45:21] [INFO ] Invariant cache hit.
[2026-05-26 09:45:21] [INFO ] Implicit Places using invariants in 361 ms returned []
[2026-05-26 09:45:21] [INFO ] Invariant cache hit.
[2026-05-26 09:45:22] [INFO ] Implicit Places using invariants and state equation in 729 ms returned []
Implicit Place search using SMT with State Equation took 1092 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1097 ms. Remains : 500/500 places, 500/500 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(G((G(p0)||(F(!p0)&&X(X((p1 U (p2||G(p1)))))))))))'
Stuttering acceptance computed with spot in 359 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), true, (AND (NOT p0) (NOT p2) (NOT p1)), (OR (AND (NOT p0) p2) (AND (NOT p0) p1))]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-14
Product exploration explored 100000 steps with 14372 reset in 3133 ms.
Product exploration explored 100000 steps with 14360 reset in 3501 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 58 ms. Reduced automaton from 9 states, 15 edges and 3 AP (stutter sensitive) to 9 states, 15 edges and 3 AP (stutter sensitive).
RANDOM walk for 2661 steps (0 resets) in 77 ms. (34 steps per ms) remains 0/9 properties
Knowledge based reduction with 2 factoid took 166 ms. Reduced automaton from 9 states, 15 edges and 3 AP (stutter sensitive) to 9 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p0) (NOT p1) (NOT p2)), (OR (AND (NOT p0) p1) (AND (NOT p0) p2))]
Knowledge-based reduction took 759 ms.
Stuttering acceptance computed with spot in 404 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p0) (NOT p1) (NOT p2)), (OR (AND (NOT p0) p1) (AND (NOT p0) p2))]
Support contains 400 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 4 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:45:30] [INFO ] Invariant cache hit.
[2026-05-26 09:45:30] [INFO ] Implicit Places using invariants in 337 ms returned []
[2026-05-26 09:45:30] [INFO ] Invariant cache hit.
[2026-05-26 09:45:31] [INFO ] Implicit Places using invariants and state equation in 585 ms returned []
Implicit Place search using SMT with State Equation took 925 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 930 ms. Remains : 500/500 places, 500/500 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 72 ms. Reduced automaton from 9 states, 15 edges and 3 AP (stutter sensitive) to 9 states, 15 edges and 3 AP (stutter sensitive).
RANDOM walk for 3937 steps (0 resets) in 136 ms. (28 steps per ms) remains 0/9 properties
Knowledge based reduction with 2 factoid took 202 ms. Reduced automaton from 9 states, 15 edges and 3 AP (stutter sensitive) to 9 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 376 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p0) (NOT p1) (NOT p2)), (OR (AND (NOT p0) p1) (AND (NOT p0) p2))]
Knowledge-based reduction took 984 ms.
Stuttering acceptance computed with spot in 422 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p0) (NOT p1) (NOT p2)), (OR (AND (NOT p0) p1) (AND (NOT p0) p2))]
Stuttering acceptance computed with spot in 395 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (AND (NOT p0) (NOT p1) (NOT p2)), (OR (AND (NOT p0) p1) (AND (NOT p0) p2))]
Product exploration explored 100000 steps with 14389 reset in 3130 ms.
Product exploration explored 100000 steps with 14382 reset in 3264 ms.
Spot run failed in 154 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/ltsmin5546519244944183614
[2026-05-26 09:45:39] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5546519244944183614
Running compilation step : cd /tmp/ltsmin5546519244944183614;'/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'
Compilation finished in 1760 ms.
Running link step : cd /tmp/ltsmin5546519244944183614;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 60 ms.
Running LTSmin : cd /tmp/ltsmin5546519244944183614;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased5219189926216662204.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 400 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 2 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:45:54] [INFO ] Invariant cache hit.
[2026-05-26 09:45:55] [INFO ] Implicit Places using invariants in 330 ms returned []
[2026-05-26 09:45:55] [INFO ] Invariant cache hit.
[2026-05-26 09:45:55] [INFO ] Implicit Places using invariants and state equation in 487 ms returned []
Implicit Place search using SMT with State Equation took 819 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 824 ms. Remains : 500/500 places, 500/500 transitions.
Built C files in :
/tmp/ltsmin2135863234878178353
[2026-05-26 09:45:55] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2135863234878178353
Running compilation step : cd /tmp/ltsmin2135863234878178353;'/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'
Compilation finished in 1717 ms.
Running link step : cd /tmp/ltsmin2135863234878178353;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin2135863234878178353;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased7969544108846290424.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-26 09:46:10] [INFO ] Flatten gal took : 38 ms
[2026-05-26 09:46:11] [INFO ] Flatten gal took : 52 ms
[2026-05-26 09:46:11] [INFO ] Time to serialize gal into /tmp/LTL6299492080641275748.gal : 17 ms
[2026-05-26 09:46:11] [INFO ] Time to serialize properties into /tmp/LTL18211684063663794731.prop : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6299492080641275748.gal' '-t' 'CGAL' '-hoa' '/tmp/aut18373959784886225078.hoa' '-atoms' '/tmp/LTL18211684063663794731.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/LTL18211684063663794731.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut18373959784886225078.hoa
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
[2026-05-26 09:46:26] [INFO ] Flatten gal took : 43 ms
[2026-05-26 09:46:26] [INFO ] Flatten gal took : 31 ms
[2026-05-26 09:46:26] [INFO ] Time to serialize gal into /tmp/LTL18129049504687037242.gal : 8 ms
[2026-05-26 09:46:26] [INFO ] Time to serialize properties into /tmp/LTL4251827613388038914.ltl : 11 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18129049504687037242.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4251827613388038914.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(X(G((G("(((((((((Think_17>=1)&&(Fork_17>=1))||((Think_91>=1)&&(Fork_91>=1)))||(((Think_86>=1)&&(Fork_86>=1))||((Think_96>=1)&&(Fo...17659
Formula 0 simplified : XXF(F!"(((((((((Think_17>=1)&&(Fork_17>=1))||((Think_91>=1)&&(Fork_91>=1)))||(((Think_86>=1)&&(Fork_86>=1))||((Think_96>=1)&&(Fork_9...14457
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
[2026-05-26 09:46:41] [INFO ] Flatten gal took : 29 ms
[2026-05-26 09:46:41] [INFO ] Applying decomposition
[2026-05-26 09:46:41] [INFO ] Flatten gal took : 33 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/graph13304140670036579519.txt' '-o' '/tmp/graph13304140670036579519.bin' '-w' '/tmp/graph13304140670036579519.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13304140670036579519.bin' '-l' '-1' '-v' '-w' '/tmp/graph13304140670036579519.weights' '-q' '0' '-e' '0.001'
[2026-05-26 09:46:41] [INFO ] Decomposing Gal with order
[2026-05-26 09:46:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 09:46:41] [INFO ] Removed a total of 100 redundant transitions.
[2026-05-26 09:46:41] [INFO ] Flatten gal took : 127 ms
[2026-05-26 09:46:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 324 labels/synchronizations in 28 ms.
[2026-05-26 09:46:41] [INFO ] Time to serialize gal into /tmp/LTL16339959256512770879.gal : 14 ms
[2026-05-26 09:46:42] [INFO ] Time to serialize properties into /tmp/LTL6691641492736280313.ltl : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16339959256512770879.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6691641492736280313.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(G((G("(((((((((i14.i1.u22.Think_17>=1)&&(i14.i1.u22.Fork_17>=1))||((i10.i2.u51.Think_91>=1)&&(i11.i0.u52.Fork_91>=1)))||(((i10....29023
Formula 0 simplified : XXF(F!"(((((((((i14.i1.u22.Think_17>=1)&&(i14.i1.u22.Fork_17>=1))||((i10.i2.u51.Think_91>=1)&&(i11.i0.u52.Fork_91>=1)))||(((i10.i0.u...23754
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
Treatment of property Philosophers-COL-000100-LTLFireability-14 finished in 95835 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(G((!p0||X(G(!p0)))))))'
Support contains 200 out of 500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 500/500 places, 500/500 transitions.
Applied a total of 0 rules in 3 ms. Remains 500 /500 variables (removed 0) and now considering 500/500 (removed 0) transitions.
[2026-05-26 09:46:57] [INFO ] Invariant cache hit.
[2026-05-26 09:46:57] [INFO ] Implicit Places using invariants in 344 ms returned []
[2026-05-26 09:46:57] [INFO ] Invariant cache hit.
[2026-05-26 09:46:58] [INFO ] Implicit Places using invariants and state equation in 739 ms returned []
Implicit Place search using SMT with State Equation took 1092 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1096 ms. Remains : 500/500 places, 500/500 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(G((X(G(p0))||p0)))))'
Stuttering acceptance computed with spot in 178 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000100-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA Philosophers-COL-000100-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000100-LTLFireability-15 finished in 1312 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(G((G(!p0)||(F(p0)&&X(X((p1 U (p2||G(p1)))))))))))'
Spot run failed in 59 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-26 09:46:58] [INFO ] Flatten gal took : 31 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin10450085721244039799
[2026-05-26 09:46:58] [INFO ] Computing symmetric may disable matrix : 500 transitions.
[2026-05-26 09:46:58] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:46:58] [INFO ] Computing symmetric may enable matrix : 500 transitions.
[2026-05-26 09:46:58] [INFO ] Applying decomposition
[2026-05-26 09:46:58] [INFO ] Computation of Complete enable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:46:58] [INFO ] Flatten gal took : 47 ms
[2026-05-26 09:46:58] [INFO ] Computing Do-Not-Accords matrix : 500 transitions.
[2026-05-26 09:46:58] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 09:46:58] [INFO ] Built C files in 150ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10450085721244039799
Running compilation step : cd /tmp/ltsmin10450085721244039799;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
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/graph7412500643025405933.txt' '-o' '/tmp/graph7412500643025405933.bin' '-w' '/tmp/graph7412500643025405933.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7412500643025405933.bin' '-l' '-1' '-v' '-w' '/tmp/graph7412500643025405933.weights' '-q' '0' '-e' '0.001'
[2026-05-26 09:46:58] [INFO ] Decomposing Gal with order
[2026-05-26 09:46:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 09:46:58] [INFO ] Removed a total of 99 redundant transitions.
[2026-05-26 09:46:58] [INFO ] Flatten gal took : 72 ms
[2026-05-26 09:46:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 326 labels/synchronizations in 22 ms.
[2026-05-26 09:46:59] [INFO ] Time to serialize gal into /tmp/LTLFireability117556692634474783.gal : 11 ms
[2026-05-26 09:46:59] [INFO ] Time to serialize properties into /tmp/LTLFireability3113246378525287181.ltl : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability117556692634474783.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3113246378525287181.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...275
Read 1 LTL properties
Checking formula 0 : !((X(X(G((G(!("(((((((((i15.i0.u24.Think_17<1)||(i5.i0.u25.Fork_17<1))&&((i12.i0.u16.Think_91<1)||(i12.i0.u59.Fork_91<1)))&&(((i3.i1.u...28926
Formula 0 simplified : XXF(F"(((((((((i15.i0.u24.Think_17<1)||(i5.i0.u25.Fork_17<1))&&((i12.i0.u16.Think_91<1)||(i12.i0.u59.Fork_91<1)))&&(((i3.i1.u57.Thin...23635
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Compilation finished in 2053 ms.
Running link step : cd /tmp/ltsmin10450085721244039799;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin10450085721244039799;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X([](([](!(LTLAPp0==true))||(<>((LTLAPp0==true))&&X(X(((LTLAPp1==true) U ((LTLAPp2==true)||[]((LTLAPp1==true)))))))))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-26 10:08:35] [INFO ] Applying decomposition
[2026-05-26 10:08:35] [INFO ] Flatten gal took : 20 ms
[2026-05-26 10:08:35] [INFO ] Decomposing Gal with order
[2026-05-26 10:08:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 10:08:35] [INFO ] Removed a total of 100 redundant transitions.
[2026-05-26 10:08:35] [INFO ] Flatten gal took : 43 ms
[2026-05-26 10:08:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 200 labels/synchronizations in 8 ms.
[2026-05-26 10:08:35] [INFO ] Time to serialize gal into /tmp/LTLFireability9044042340020055661.gal : 7 ms
[2026-05-26 10:08:35] [INFO ] Time to serialize properties into /tmp/LTLFireability14272577804859401669.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/LTLFireability9044042340020055661.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability14272577804859401669.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(G((G(!("(((((((((Philo17.Think_17<1)||(Philo17.Fork_17<1))&&((Philo91.Think_91<1)||(Philo91.Fork_91<1)))&&(((Philo86.Think_86<1...26152
Formula 0 simplified : XXF(F"(((((((((Philo17.Think_17<1)||(Philo17.Fork_17<1))&&((Philo91.Think_91<1)||(Philo91.Fork_91<1)))&&(((Philo86.Think_86<1)||(Phi...21366
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
8 unique states visited
8 strongly connected components in search stack
10 transitions explored
8 items max in DFS search stack
76454 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,764.636,5370208,1,0,1.61845e+07,250,3558,4.28558e+06,85,192,7369
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA Philosophers-COL-000100-LTLFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 2351996 ms.
BK_STOP 1779790882337
--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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-000100"
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-000100, 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-177969941900036"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000100.tgz
mv Philosophers-COL-000100 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 ;