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.r018-smll-177946787900019.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 AutonomousCar-PT-02a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900019
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 6.5K Mar 5 16:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 5 16:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 5 16:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Mar 5 16:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K Mar 5 16:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 5 16:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 5 16:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 23K 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 AutonomousCar-PT-02a-LTLCardinality-00
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-01
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-02
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-03
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-04
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-05
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-06
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-07
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-08
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-09
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-10
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-11
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-12
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-13
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-14
FORMULA_NAME AutonomousCar-PT-02a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779473134920

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-02a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-22 18:05:37] [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]
[2026-05-22 18:05:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:05:37] [INFO ] Load time of PNML (sax parser for PT used): 103 ms
[2026-05-22 18:05:37] [INFO ] Transformed 33 places.
[2026-05-22 18:05:37] [INFO ] Transformed 69 transitions.
[2026-05-22 18:05:37] [INFO ] Found NUPN structural information;
[2026-05-22 18:05:37] [INFO ] Parsed PT model containing 33 places and 69 transitions and 368 arcs in 314 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 23 transitions
Reduce redundant transitions removed 23 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA AutonomousCar-PT-02a-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 46/46 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 32 transition count 43
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 32 transition count 43
Applied a total of 2 rules in 30 ms. Remains 32 /33 variables (removed 1) and now considering 43/46 (removed 3) transitions.
[2026-05-22 18:05:38] [INFO ] Flow matrix only has 42 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6387273492502745045.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3258621842909520141.kers'
[2026-05-22 18:05:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6387273492502745045.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3258621842909520141.kers]
Normalized transition count is 41 out of 42 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 41 rows 31 cols 171 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-22 18:05:38] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3258621842909520141.kers
Total runtime 2 ms.
[2026-05-22 18:05:38] [INFO ] Implicit Places using invariants in 314 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 381 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/33 places, 43/46 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 43/43 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 453 ms. Remains : 31/33 places, 43/46 transitions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 43/43 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 43/43 (removed 0) transitions.
[2026-05-22 18:05:38] [INFO ] Flow matrix only has 42 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13282686537932604465.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10225566281794953065.kers'
[2026-05-22 18:05:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13282686537932604465.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10225566281794953065.kers]
Normalized transition count is 41 out of 42 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 41 rows 31 cols 171 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-22 18:05:38] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10225566281794953065.kers
Total runtime 0 ms.
[2026-05-22 18:05:38] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-22 18:05:38] [INFO ] Flow matrix only has 42 transitions (discarded 1 similar events)
[2026-05-22 18:05:38] [INFO ] Invariant cache hit.
[2026-05-22 18:05:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:38] [INFO ] Implicit Places using invariants and state equation in 118 ms returned [29]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 183 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 43/43 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 43/43 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 188 ms. Remains : 30/31 places, 43/43 transitions.
Support contains 18 out of 30 places after structural reductions.
[2026-05-22 18:05:38] [INFO ] Flatten gal took : 49 ms
[2026-05-22 18:05:39] [INFO ] Flatten gal took : 22 ms
[2026-05-22 18:05:39] [INFO ] Input system was already deterministic with 43 transitions.
RANDOM walk for 40000 steps (2544 resets) in 1052 ms. (37 steps per ms) remains 1/14 properties
BEST_FIRST walk for 40002 steps (765 resets) in 571 ms. (69 steps per ms) remains 1/1 properties
[2026-05-22 18:05:39] [INFO ] Flow matrix only has 42 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7283927258797666501.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11749883098097725850.kers'
[2026-05-22 18:05:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7283927258797666501.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11749883098097725850.kers]
Normalized transition count is 41 out of 42 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 41 rows 30 cols 167 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-22 18:05:39] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11749883098097725850.kers
Total runtime 1 ms.
[2026-05-22 18:05:39] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/28 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 39/67 variables, 28/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/70 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/71 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/72 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/72 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/72 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 36 constraints, problems are : Problem set: 0 solved, 1 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp12 is UNSAT
After SMT solving in domain Int declared 22/72 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 3/5 constraints, State Equation: 0/30 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 295ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 8 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA AutonomousCar-PT-02a-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 2 stabilizing places and 2 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((G(p1)||p0)))'
Support contains 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 28 transition count 39
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 28 transition count 39
Applied a total of 4 rules in 3 ms. Remains 28 /30 variables (removed 2) and now considering 39/43 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11743231306128542544.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3565184681239472986.kers'
[2026-05-22 18:05:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11743231306128542544.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3565184681239472986.kers]
Normalized transition count is 38 out of 39 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 38 rows 28 cols 153 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-22 18:05:40] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3565184681239472986.kers
Total runtime 1 ms.
[2026-05-22 18:05:40] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-22 18:05:40] [INFO ] Invariant cache hit.
[2026-05-22 18:05:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:40] [INFO ] Implicit Places using invariants and state equation in 103 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 158 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 27/30 places, 39/43 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 162 ms. Remains : 27/30 places, 39/43 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||p0)))'
Stuttering acceptance computed with spot in 414 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-01
Product exploration explored 100000 steps with 50000 reset in 429 ms.
Product exploration explored 100000 steps with 50000 reset in 342 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 6 factoid took 77 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 86 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-02a-LTLCardinality-01 finished in 1560 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 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 28 transition count 39
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 28 transition count 39
Applied a total of 4 rules in 4 ms. Remains 28 /30 variables (removed 2) and now considering 39/43 (removed 4) transitions.
[2026-05-22 18:05:41] [INFO ] Invariant cache hit.
[2026-05-22 18:05:41] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-22 18:05:41] [INFO ] Invariant cache hit.
[2026-05-22 18:05:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:41] [INFO ] Implicit Places using invariants and state equation in 96 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 157 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 27/30 places, 39/43 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 163 ms. Remains : 27/30 places, 39/43 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 118 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-02a-LTLCardinality-02 finished in 312 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 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 29 transition count 39
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 26 transition count 39
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 8 place count 24 transition count 35
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 24 transition count 35
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 22 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 place count 21 transition count 33
Applied a total of 16 rules in 25 ms. Remains 21 /30 variables (removed 9) and now considering 33/43 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5317309005726270418.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15745275338509272571.kers'
[2026-05-22 18:05:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5317309005726270418.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15745275338509272571.kers]
Normalized transition count is 32 out of 33 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 32 rows 20 cols 140 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-22 18:05:42] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15745275338509272571.kers
Total runtime 1 ms.
[2026-05-22 18:05:42] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-22 18:05:42] [INFO ] Invariant cache hit.
[2026-05-22 18:05:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:42] [INFO ] Implicit Places using invariants and state equation in 58 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 107 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/30 places, 33/43 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 33/33 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 135 ms. Remains : 20/30 places, 33/43 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 35 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-07
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-02a-LTLCardinality-07 finished in 196 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)&&F(p1))||X(G(!p0))))))'
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 29 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 29 transition count 40
Applied a total of 2 rules in 1 ms. Remains 29 /30 variables (removed 1) and now considering 40/43 (removed 3) transitions.
[2026-05-22 18:05:42] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2415926603844055654.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4512993208939714645.kers'
[2026-05-22 18:05:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2415926603844055654.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4512993208939714645.kers]
Normalized transition count is 38 out of 39 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 38 rows 29 cols 153 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-22 18:05:42] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4512993208939714645.kers
Total runtime 1 ms.
[2026-05-22 18:05:42] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-22 18:05:42] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
[2026-05-22 18:05:42] [INFO ] Invariant cache hit.
[2026-05-22 18:05:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:42] [INFO ] Implicit Places using invariants and state equation in 74 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 126 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 28/30 places, 40/43 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 128 ms. Remains : 28/30 places, 40/43 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(G(p0))||(X(p0)&&F(p1))))))'
Stuttering acceptance computed with spot in 348 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), true, (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-09
Product exploration explored 100000 steps with 25000 reset in 316 ms.
Product exploration explored 100000 steps with 25000 reset in 200 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 2 factoid took 70 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 152 steps (9 resets) in 5 ms. (25 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 221 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Knowledge-based reduction took 405 ms.
Stuttering acceptance computed with spot in 225 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 40/40 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 40/40 (removed 0) transitions.
[2026-05-22 18:05:43] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2964356988687545639.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5450506448360278424.kers'
[2026-05-22 18:05:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2964356988687545639.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5450506448360278424.kers]
Normalized transition count is 38 out of 39 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 38 rows 28 cols 150 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-22 18:05:43] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5450506448360278424.kers
Total runtime 1 ms.
[2026-05-22 18:05:43] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-22 18:05:43] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
[2026-05-22 18:05:43] [INFO ] Invariant cache hit.
[2026-05-22 18:05:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:44] [INFO ] Implicit Places using invariants and state equation in 127 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2026-05-22 18:05:44] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
[2026-05-22 18:05:44] [INFO ] Invariant cache hit.
[2026-05-22 18:05:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 38/66 variables, 28/35 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 1/67 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/67 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 67/67 variables, and 36 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1855 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 38/66 variables, 28/35 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 39/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 1/67 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/67 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (OVERLAPS) 0/67 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 67/67 variables, and 76 constraints, problems are : Problem set: 0 solved, 39 unsolved in 2515 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 4407ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 4408ms
Finished structural reductions in LTL mode , in 1 iterations and 4622 ms. Remains : 28/28 places, 40/40 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge based reduction with 1 factoid took 82 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 168 steps (12 resets) in 5 ms. (28 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 90 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Knowledge-based reduction took 402 ms.
Stuttering acceptance computed with spot in 218 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 213 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Product exploration explored 100000 steps with 25000 reset in 187 ms.
Product exploration explored 100000 steps with 25000 reset in 190 ms.
Spot run failed in 151 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/ltsmin3189862796496665763
[2026-05-22 18:05:50] [INFO ] Built C files in 36ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3189862796496665763
Running compilation step : cd /tmp/ltsmin3189862796496665763;'/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 585 ms.
Running link step : cd /tmp/ltsmin3189862796496665763;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 77 ms.
Running LTSmin : cd /tmp/ltsmin3189862796496665763;'/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/stateBased9668487342064582872.hoa' '--buchi-type=spotba'
LTSmin run took 75 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-09 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-02a-LTLCardinality-09 finished in 8519 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(X(F(p1))))))'
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 29 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 29 transition count 40
Applied a total of 2 rules in 3 ms. Remains 29 /30 variables (removed 1) and now considering 40/43 (removed 3) transitions.
[2026-05-22 18:05:50] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-393116316377087362.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10572285803451723066.kers'
[2026-05-22 18:05:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-393116316377087362.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10572285803451723066.kers]
Normalized transition count is 38 out of 39 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 38 rows 29 cols 153 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-22 18:05:50] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10572285803451723066.kers
Total runtime 1 ms.
[2026-05-22 18:05:50] [INFO ] Implicit Places using invariants in 76 ms returned []
[2026-05-22 18:05:50] [INFO ] Flow matrix only has 39 transitions (discarded 1 similar events)
[2026-05-22 18:05:50] [INFO ] Invariant cache hit.
[2026-05-22 18:05:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:50] [INFO ] Implicit Places using invariants and state equation in 95 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 173 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 28/30 places, 40/43 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 178 ms. Remains : 28/30 places, 40/43 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(X(F(p1))))))'
Stuttering acceptance computed with spot in 251 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-10
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-02a-LTLCardinality-10 finished in 464 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(p0))||(F(p0)&&X(!p1))))))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 28 transition count 39
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 28 transition count 39
Applied a total of 4 rules in 2 ms. Remains 28 /30 variables (removed 2) and now considering 39/43 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10144405325952408507.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13320285044081679581.kers'
[2026-05-22 18:05:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10144405325952408507.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13320285044081679581.kers]
Normalized transition count is 38 out of 39 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 38 rows 28 cols 153 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-22 18:05:51] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13320285044081679581.kers
Total runtime 0 ms.
[2026-05-22 18:05:51] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-22 18:05:51] [INFO ] Invariant cache hit.
[2026-05-22 18:05:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:51] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
Running 38 sub problems to find dead transitions.
[2026-05-22 18:05:51] [INFO ] Invariant cache hit.
[2026-05-22 18:05:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (OVERLAPS) 1/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 38/66 variables, 28/32 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 1/67 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/67 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/67 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/67 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 67/67 variables, and 36 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1870 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (OVERLAPS) 1/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 38/66 variables, 28/34 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 38/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/66 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 1/67 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/67 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 12 (OVERLAPS) 0/67 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 67/67 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1947 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 28/28 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3847ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 3848ms
Starting structural reductions in LTL mode, iteration 1 : 28/30 places, 39/43 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4020 ms. Remains : 28/30 places, 39/43 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(p0))||(F(p0)&&X(p1))))))'
Stuttering acceptance computed with spot in 163 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-12
Stuttering criterion allowed to conclude after 12 steps with 1 reset in 0 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-02a-LTLCardinality-12 finished in 4224 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 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 43/43 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 29 transition count 40
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 27 transition count 39
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 6 place count 26 transition count 39
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 8 place count 24 transition count 35
Iterating global reduction 3 with 2 rules applied. Total rules applied 10 place count 24 transition count 35
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 15 place count 21 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 16 place count 21 transition count 32
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 17 place count 20 transition count 32
Applied a total of 17 rules in 9 ms. Remains 20 /30 variables (removed 10) and now considering 32/43 (removed 11) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7872016277567874004.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5634018744714722089.kers'
[2026-05-22 18:05:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7872016277567874004.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5634018744714722089.kers]
Normalized transition count is 31 out of 32 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 31 rows 20 cols 132 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-22 18:05:55] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5634018744714722089.kers
Total runtime 1 ms.
[2026-05-22 18:05:55] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-22 18:05:55] [INFO ] Invariant cache hit.
[2026-05-22 18:05:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:05:55] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2026-05-22 18:05:55] [INFO ] Redundant transitions in 2 ms returned []
Running 31 sub problems to find dead transitions.
[2026-05-22 18:05:55] [INFO ] Invariant cache hit.
[2026-05-22 18:05:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 2 (OVERLAPS) 31/51 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 6 (OVERLAPS) 1/52 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 31 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 27 constraints, problems are : Problem set: 0 solved, 31 unsolved in 1223 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 31/31 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 3 (OVERLAPS) 31/51 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 31/55 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 2/57 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 7 (OVERLAPS) 1/52 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 9 (OVERLAPS) 0/52 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 31 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 58 constraints, problems are : Problem set: 0 solved, 31 unsolved in 1286 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 31/31 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2528ms problems are : Problem set: 0 solved, 31 unsolved
Search for dead transitions found 0 dead transitions in 2529ms
Starting structural reductions in SI_LTL mode, iteration 1 : 20/30 places, 32/43 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2662 ms. Remains : 20/30 places, 32/43 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 160 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-02a-LTLCardinality-14
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-02a-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-02a-LTLCardinality-14 finished in 2859 ms.
All properties solved by simple procedures.
Total runtime 20842 ms.

BK_STOP 1779473158384

--------------------
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="AutonomousCar-PT-02a"
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 AutonomousCar-PT-02a, 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 r018-smll-177946787900019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-02a.tgz
mv AutonomousCar-PT-02a 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 ;