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-177969941900011.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-000010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900011
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.7K Mar 5 12:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 5 12:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 5 12:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 5 12:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 16 08:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 16 08:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 16 08:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 5 12:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 146K Mar 5 12:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Mar 5 12:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 5 12:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 16 08:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:35 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 9.9K 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-000010-LTLCardinality-00
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-01
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-02
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-03
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-04
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-05
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-06
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-07
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-08
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-09
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-10
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-11
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-12
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-13
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-14
FORMULA_NAME Philosophers-COL-000010-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779782293223

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-26 07:58:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 07:58:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 07:58:15] [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 07:58:16] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 07:58:17] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1206 ms
[2026-05-26 07:58:17] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 50 PT places and 50.0 transition bindings in 40 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 33 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 07:58:17] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 9 ms.
[2026-05-26 07:58:17] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 1 formulas.
FORMULA Philosophers-COL-000010-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 15 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40005 steps (3324 resets) in 814 ms. (49 steps per ms) remains 1/24 properties
BEST_FIRST walk for 112 steps (0 resets) in 4 ms. (22 steps per ms) remains 0/1 properties
[2026-05-26 07:58:18] [INFO ] Flatten gal took : 31 ms
[2026-05-26 07:58:18] [INFO ] Flatten gal took : 5 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 10) 10) 10)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 07:58:18] [INFO ] Unfolded HLPN to a Petri net with 50 places and 50 transitions 160 arcs in 33 ms.
[2026-05-26 07:58:18] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Support contains 50 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 12 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (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-2549812818746466515.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4674209056385517389.kers'
[2026-05-26 07:58:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2549812818746466515.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4674209056385517389.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 50 rows 50 cols 160 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-26 07:58:18] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4674209056385517389.kers
Total runtime 2 ms.
[2026-05-26 07:58:18] [INFO ] Implicit Places using invariants in 306 ms returned []
[2026-05-26 07:58:18] [INFO ] Invariant cache hit.
[2026-05-26 07:58:18] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 541 ms to find 0 implicit places.
Running 30 sub problems to find dead transitions.
[2026-05-26 07:58:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (OVERLAPS) 10/50 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (OVERLAPS) 50/100 variables, 50/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 0/100 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 70 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1743 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 50/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (OVERLAPS) 10/50 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (OVERLAPS) 50/100 variables, 50/70 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 30/100 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/100 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (OVERLAPS) 0/100 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 100 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1417 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 50/50 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3203ms problems are : Problem set: 0 solved, 30 unsolved
Search for dead transitions found 0 dead transitions in 3217ms
Finished structural reductions in LTL mode , in 1 iterations and 3815 ms. Remains : 50/50 places, 50/50 transitions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:22] [INFO ] Invariant cache hit.
[2026-05-26 07:58:22] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-26 07:58:22] [INFO ] Invariant cache hit.
[2026-05-26 07:58:22] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 50/50 places, 50/50 transitions.
Support contains 50 out of 50 places after structural reductions.
[2026-05-26 07:58:22] [INFO ] Flatten gal took : 13 ms
[2026-05-26 07:58:22] [INFO ] Flatten gal took : 13 ms
[2026-05-26 07:58:22] [INFO ] Input system was already deterministic with 50 transitions.
RANDOM walk for 384 steps (2 resets) in 21 ms. (17 steps per ms) remains 0/22 properties
FORMULA Philosophers-COL-000010-LTLCardinality-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA Philosophers-COL-000010-LTLCardinality-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA Philosophers-COL-000010-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 30 out of 50 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 9 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:23] [INFO ] Invariant cache hit.
[2026-05-26 07:58:23] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-26 07:58:23] [INFO ] Invariant cache hit.
[2026-05-26 07:58:23] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 237 ms to find 0 implicit places.
[2026-05-26 07:58:23] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 256 ms. Remains : 50/50 places, 50/50 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 444 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-00
Stuttering criterion allowed to conclude after 432 steps with 1 reset in 18 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-00 finished in 893 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&&G(p1)&&F((p0 U (p2||G(p0)))))))'
Support contains 30 out of 50 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 6 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:23] [INFO ] Invariant cache hit.
[2026-05-26 07:58:23] [INFO ] Implicit Places using invariants in 63 ms returned []
[2026-05-26 07:58:23] [INFO ] Invariant cache hit.
[2026-05-26 07:58:24] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
[2026-05-26 07:58:24] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 188 ms. Remains : 50/50 places, 50/50 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&&G(p1)&&F((p0 U (p2||G(p0)))))))'
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-01
Stuttering criterion allowed to conclude after 713 steps with 13 reset in 16 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-01 finished in 364 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(X(!p0)) U (X(X(G(!p0)))||(p1&&X(X(!p0))))))))'
Support contains 20 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:24] [INFO ] Invariant cache hit.
[2026-05-26 07:58:24] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-26 07:58:24] [INFO ] Invariant cache hit.
[2026-05-26 07:58:24] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 173 ms. Remains : 50/50 places, 50/50 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(X(!p0)) U (X(X(G(!p0)))||(p1&&X(X(!p0))))))))'
Stuttering acceptance computed with spot in 260 ms :[p0, p0, p0, p0, p0, true]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-02 finished in 472 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(p0))))'
Support contains 20 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:24] [INFO ] Invariant cache hit.
[2026-05-26 07:58:24] [INFO ] Implicit Places using invariants in 74 ms returned []
[2026-05-26 07:58:24] [INFO ] Invariant cache hit.
[2026-05-26 07:58:24] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 196 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 198 ms. Remains : 50/50 places, 50/50 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(p0))))'
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 23 steps with 5 reset in 0 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-05 finished in 456 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((X(X(X(p0)))||!(p1 U p2)||!p1)))))'
Support contains 30 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:25] [INFO ] Invariant cache hit.
[2026-05-26 07:58:25] [INFO ] Implicit Places using invariants in 84 ms returned []
[2026-05-26 07:58:25] [INFO ] Invariant cache hit.
[2026-05-26 07:58:25] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 220 ms. Remains : 50/50 places, 50/50 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((X(X(X(p0)))||!(p1 U p2)||!p1)))))'
Stuttering acceptance computed with spot in 472 ms :[(AND p1 p2 (NOT p0)), (AND p1 p2 (NOT p0)), (AND p1 p2 (NOT p0)), (AND p1 p2 (NOT p0)), (AND p1 p2 (NOT p0)), (AND p1 p2 (NOT p0)), (AND p1 p2 (NOT p0)), false]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-06
Product exploration explored 100000 steps with 11778 reset in 820 ms.
Stack based approach found an accepted trace after 32141 steps with 3676 reset with depth 11 and stack size 11 in 155 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-06 finished in 1750 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X(p1))||F(G(p1))))'
Support contains 20 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:26] [INFO ] Invariant cache hit.
[2026-05-26 07:58:26] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-26 07:58:26] [INFO ] Invariant cache hit.
[2026-05-26 07:58:27] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 153 ms. Remains : 50/50 places, 50/50 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X(p1))||F(G(p1))))'
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 442 ms.
Product exploration explored 100000 steps with 50000 reset in 473 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 9 factoid took 21 ms. Proved property starting from automaton with 4 states, 7 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 34 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Philosophers-COL-000010-LTLCardinality-07 finished in 1341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((G(F(!p1))||(F(!p1)&&F((p2&&X((p2 U (p3||G(p2))))))))&&p0)))'
Support contains 40 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:28] [INFO ] Invariant cache hit.
[2026-05-26 07:58:28] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-26 07:58:28] [INFO ] Invariant cache hit.
[2026-05-26 07:58:28] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 147 ms. Remains : 50/50 places, 50/50 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((G(F(p1))||(F(p1)&&F((p2&&X((p2 U (p3||G(p2))))))))&&p0)))'
Stuttering acceptance computed with spot in 355 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-08
Stuttering criterion allowed to conclude after 371 steps with 6 reset in 3 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-08 finished in 567 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((X(X((p0||F(p1))))&&(!p2 U (p3||G(!p2))))))))'
Support contains 30 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:28] [INFO ] Invariant cache hit.
[2026-05-26 07:58:28] [INFO ] Implicit Places using invariants in 73 ms returned []
[2026-05-26 07:58:28] [INFO ] Invariant cache hit.
[2026-05-26 07:58:29] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 206 ms. Remains : 50/50 places, 50/50 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((X(X((p0||F(p1))))&&(!p2 U (p3||G(!p2))))))))'
Stuttering acceptance computed with spot in 361 ms :[(OR (AND (NOT p0) (NOT p1)) (AND p2 (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND p2 (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND p2 (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND p2 (NOT p3))), true, (AND (NOT p1) (NOT p0)), (AND (NOT p3) p2), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-09 finished in 616 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((p1&&X(p2))))||p0)))'
Support contains 30 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:29] [INFO ] Invariant cache hit.
[2026-05-26 07:58:29] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-26 07:58:29] [INFO ] Invariant cache hit.
[2026-05-26 07:58:29] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 111 ms. Remains : 50/50 places, 50/50 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((p1&&X(p2))))||p0)))'
Stuttering acceptance computed with spot in 151 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 307 ms.
Product exploration explored 100000 steps with 50000 reset in 526 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 72 ms. Proved property starting from automaton with 4 states, 6 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 74 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Philosophers-COL-000010-LTLCardinality-11 finished in 1201 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 10 out of 50 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 4 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:30] [INFO ] Invariant cache hit.
[2026-05-26 07:58:30] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-26 07:58:30] [INFO ] Invariant cache hit.
[2026-05-26 07:58:30] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
[2026-05-26 07:58:30] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 133 ms. Remains : 50/50 places, 50/50 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 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-12
Stuttering criterion allowed to conclude after 398 steps with 21 reset in 1 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-12 finished in 235 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 10 out of 50 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 5 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:30] [INFO ] Invariant cache hit.
[2026-05-26 07:58:30] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-26 07:58:30] [INFO ] Invariant cache hit.
[2026-05-26 07:58:31] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2026-05-26 07:58:31] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 164 ms. Remains : 50/50 places, 50/50 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-14
Stuttering criterion allowed to conclude after 306 steps with 24 reset in 2 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-14 finished in 245 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0) U X(X(p1))))'
Support contains 30 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 50 /50 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2026-05-26 07:58:31] [INFO ] Invariant cache hit.
[2026-05-26 07:58:31] [INFO ] Implicit Places using invariants in 75 ms returned []
[2026-05-26 07:58:31] [INFO ] Invariant cache hit.
[2026-05-26 07:58:31] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 182 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 183 ms. Remains : 50/50 places, 50/50 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0) U X(X(p1))))'
Stuttering acceptance computed with spot in 354 ms :[(NOT p1), (NOT p1), (AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Running random walk in product with property : Philosophers-COL-000010-LTLCardinality-15
Stuttering criterion allowed to conclude after 30 steps with 1 reset in 0 ms.
FORMULA Philosophers-COL-000010-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000010-LTLCardinality-15 finished in 580 ms.
All properties solved by simple procedures.
Total runtime 15995 ms.

BK_STOP 1779782311751

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-COL-000010"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is Philosophers-COL-000010, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969941900011"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000010.tgz
mv Philosophers-COL-000010 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;