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.r162-smll-177961107700147.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 JoinFreeModules-PT-0004, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107700147
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 7.6K Mar 7 15:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 7 15:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 7 15:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 7 15:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 11:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 11:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 11:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Mar 7 15:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Mar 7 15:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 15:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 120K Mar 7 15:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 11:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 13K 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 JoinFreeModules-PT-0004-LTLCardinality-00
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-01
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-02
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-03
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-04
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-05
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-06
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-07
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-08
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-09
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-10
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-11
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-12
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-13
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-14
FORMULA_NAME JoinFreeModules-PT-0004-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779729604343

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0004
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 17:20:06] [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]
[2026-05-25 17:20:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 17:20:06] [INFO ] Load time of PNML (sax parser for PT used): 98 ms
[2026-05-25 17:20:06] [INFO ] Transformed 21 places.
[2026-05-25 17:20:06] [INFO ] Transformed 33 transitions.
[2026-05-25 17:20:06] [INFO ] Parsed PT model containing 21 places and 33 transitions and 94 arcs in 309 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 27 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Reduce places removed 1 places and 0 transitions.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0004-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0004-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 18 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Running 24 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15529337738802732418.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4950951674050716068.kers'
[2026-05-25 17:20:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15529337738802732418.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4950951674050716068.kers]
Normalized transition count is 32 out of 33 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 20 cols 80 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-25 17:20:07] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4950951674050716068.kers
Total runtime 1 ms.
[2026-05-25 17:20:07] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/53 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1427 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/53 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1512 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3050ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 3073ms
[2026-05-25 17:20:10] [INFO ] Invariant cache hit.
[2026-05-25 17:20:10] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-25 17:20:10] [INFO ] Invariant cache hit.
[2026-05-25 17:20:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:10] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 3327 ms. Remains : 20/20 places, 33/33 transitions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:10] [INFO ] Invariant cache hit.
[2026-05-25 17:20:10] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-25 17:20:10] [INFO ] Invariant cache hit.
[2026-05-25 17:20:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:10] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 75 ms. Remains : 20/20 places, 33/33 transitions.
Support contains 18 out of 20 places after structural reductions.
[2026-05-25 17:20:10] [INFO ] Flatten gal took : 37 ms
[2026-05-25 17:20:10] [INFO ] Flatten gal took : 14 ms
[2026-05-25 17:20:10] [INFO ] Input system was already deterministic with 33 transitions.
RANDOM walk for 2616 steps (6 resets) in 235 ms. (11 steps per ms) remains 0/30 properties
FORMULA JoinFreeModules-PT-0004-LTLCardinality-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' '!(G(((p0 U X(X(X(p1))))||G(p2))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:11] [INFO ] Invariant cache hit.
[2026-05-25 17:20:11] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-25 17:20:11] [INFO ] Invariant cache hit.
[2026-05-25 17:20:11] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:11] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 94 ms. Remains : 20/20 places, 33/33 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 U X(X(X(p1))))||G(p2))))'
Stuttering acceptance computed with spot in 1066 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 340 steps with 77 reset in 8 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-00 finished in 1344 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 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 7 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:12] [INFO ] Invariant cache hit.
[2026-05-25 17:20:12] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 17:20:12] [INFO ] Invariant cache hit.
[2026-05-25 17:20:12] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:12] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2026-05-25 17:20:12] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 106 ms. Remains : 20/20 places, 33/33 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 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-01 finished in 271 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 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:13] [INFO ] Invariant cache hit.
[2026-05-25 17:20:13] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 17:20:13] [INFO ] Invariant cache hit.
[2026-05-25 17:20:13] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:13] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2026-05-25 17:20:13] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 83 ms. Remains : 20/20 places, 33/33 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 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-02
Stuttering criterion allowed to conclude after 8864 steps with 76 reset in 154 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-02 finished in 348 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(G(p1))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:13] [INFO ] Invariant cache hit.
[2026-05-25 17:20:13] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-25 17:20:13] [INFO ] Invariant cache hit.
[2026-05-25 17:20:13] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:13] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 101 ms. Remains : 20/20 places, 33/33 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(G(p1))))'
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-03 finished in 281 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(X((!p0||X(!p1))))||G(p2))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:13] [INFO ] Invariant cache hit.
[2026-05-25 17:20:13] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-25 17:20:13] [INFO ] Invariant cache hit.
[2026-05-25 17:20:13] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:13] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 20/20 places, 33/33 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(X((!p0||X(p1))))||G(p2))))'
Stuttering acceptance computed with spot in 399 ms :[false, (AND p0 (NOT p1)), (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1)), (NOT p1), true, (AND (NOT p1) p0 (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 353 steps with 15 reset in 2 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-04 finished in 506 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 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:14] [INFO ] Invariant cache hit.
[2026-05-25 17:20:14] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 17:20:14] [INFO ] Invariant cache hit.
[2026-05-25 17:20:14] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:14] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2026-05-25 17:20:14] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 77 ms. Remains : 20/20 places, 33/33 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 41 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-05
Stuttering criterion allowed to conclude after 9208 steps with 20 reset in 47 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-05 finished in 194 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))))'
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:14] [INFO ] Invariant cache hit.
[2026-05-25 17:20:14] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 17:20:14] [INFO ] Invariant cache hit.
[2026-05-25 17:20:14] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:14] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 20/20 places, 33/33 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(p0))))'
Stuttering acceptance computed with spot in 137 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 25 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-07 finished in 227 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1) U X(X(G((p1||X(F((p1&&X(F(p2)))))))))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:14] [INFO ] Invariant cache hit.
[2026-05-25 17:20:14] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 17:20:14] [INFO ] Invariant cache hit.
[2026-05-25 17:20:14] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:14] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 104 ms. Remains : 20/20 places, 33/33 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 p1) U X(X(G((p1||X(F((p1&&X(F(p2)))))))))))'
Stuttering acceptance computed with spot in 885 ms :[(NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-09 finished in 1086 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(p0)))&&((p1 U p2)||G(p3))))'
Support contains 5 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:15] [INFO ] Invariant cache hit.
[2026-05-25 17:20:15] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-25 17:20:15] [INFO ] Invariant cache hit.
[2026-05-25 17:20:15] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:15] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 20/20 places, 33/33 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(p0)))&&((p1 U p2)||G(p3))))'
Stuttering acceptance computed with spot in 312 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p2), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-10 finished in 469 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((p1||F(p2))))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:16] [INFO ] Invariant cache hit.
[2026-05-25 17:20:16] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-25 17:20:16] [INFO ] Invariant cache hit.
[2026-05-25 17:20:16] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:16] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 77 ms. Remains : 20/20 places, 33/33 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((p1||F(p2))))))'
Stuttering acceptance computed with spot in 189 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 276 ms.
Product exploration explored 100000 steps with 50000 reset in 253 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 3 factoid took 15 ms. Proved property starting from automaton with 4 states, 4 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 22 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-13 finished in 850 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((p1 U p2)))||(X(!p0)&&F(p3))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:17] [INFO ] Invariant cache hit.
[2026-05-25 17:20:17] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 17:20:17] [INFO ] Invariant cache hit.
[2026-05-25 17:20:17] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:17] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 20/20 places, 33/33 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((p1 U p2)))||(X(!p0)&&F(p3))))'
Stuttering acceptance computed with spot in 298 ms :[(OR (AND (NOT p2) (NOT p3)) (AND p0 (NOT p2))), (AND (NOT p0) (NOT p3) (NOT p2) (NOT p1)), (AND p0 (NOT p2)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-14 finished in 407 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)))&&(G(p1)||F(p2))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 33/33 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 17:20:17] [INFO ] Invariant cache hit.
[2026-05-25 17:20:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-25 17:20:17] [INFO ] Invariant cache hit.
[2026-05-25 17:20:17] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 17:20:17] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2026-05-25 17:20:17] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74 ms. Remains : 20/20 places, 33/33 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)))&&(G(p1)||F(p2))))'
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : JoinFreeModules-PT-0004-LTLCardinality-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0004-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0004-LTLCardinality-15 finished in 290 ms.
All properties solved by simple procedures.
Total runtime 11376 ms.

BK_STOP 1779729617823

--------------------
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="JoinFreeModules-PT-0004"
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 JoinFreeModules-PT-0004, 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 r162-smll-177961107700147"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0004.tgz
mv JoinFreeModules-PT-0004 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 ;