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-177946787900004.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)
...................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutonomousCar-PT-01a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 7.4K Mar 5 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 5 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 5 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 5 16:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.2K Mar 15 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Mar 5 16:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Mar 5 16:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 5 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 5 16:49 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 11K 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-01a-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-01a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779472205207

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-01a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 17:50:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 17:50:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 17:50:08] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2026-05-22 17:50:08] [INFO ] Transformed 25 places.
[2026-05-22 17:50:08] [INFO ] Transformed 35 transitions.
[2026-05-22 17:50:08] [INFO ] Found NUPN structural information;
[2026-05-22 17:50:08] [INFO ] Parsed PT model containing 25 places and 35 transitions and 143 arcs in 307 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 9 transitions
Reduce redundant transitions removed 9 transitions.
Support contains 22 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Applied a total of 0 rules in 11 ms. Remains 25 /25 variables (removed 0) and now considering 26/26 (removed 0) transitions.
[2026-05-22 17:50:08] [INFO ] Flow matrix only has 25 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-16134323964717862699.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3722000143524829722.kers'
[2026-05-22 17:50:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16134323964717862699.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3722000143524829722.kers]
Normalized transition count is 24 out of 25 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 24 rows 24 cols 84 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 17:50:08] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3722000143524829722.kers
Total runtime 2 ms.
[2026-05-22 17:50:08] [INFO ] Implicit Places using invariants in 286 ms returned []
[2026-05-22 17:50:08] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2026-05-22 17:50:08] [INFO ] Invariant cache hit.
[2026-05-22 17:50:08] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-22 17:50:08] [INFO ] Implicit Places using invariants and state equation in 110 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 467 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 26/26 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 26/26 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 506 ms. Remains : 24/25 places, 26/26 transitions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 26/26 (removed 0) transitions.
[2026-05-22 17:50:08] [INFO ] Flow matrix only has 25 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-11006942482493380236.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7516629073522093082.kers'
[2026-05-22 17:50:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11006942482493380236.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7516629073522093082.kers]
Normalized transition count is 24 out of 25 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 24 rows 23 cols 81 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 17:50:08] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7516629073522093082.kers
Total runtime 1 ms.
[2026-05-22 17:50:08] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-22 17:50:08] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2026-05-22 17:50:08] [INFO ] Invariant cache hit.
[2026-05-22 17:50:09] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-22 17:50:09] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 25 sub problems to find dead transitions.
[2026-05-22 17:50:09] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2026-05-22 17:50:09] [INFO ] Invariant cache hit.
[2026-05-22 17:50:09] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 2 (OVERLAPS) 1/24 variables, 5/28 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (OVERLAPS) 24/48 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 6/63 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (OVERLAPS) 1/49 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 11 (OVERLAPS) 0/49 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Real declared 49/49 variables, and 64 constraints, problems are : Problem set: 0 solved, 25 unsolved in 1840 ms.
Refiners :[Domain max(s): 24/24 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 24/24 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 25 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 2 (OVERLAPS) 1/24 variables, 5/28 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (OVERLAPS) 24/48 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 6/63 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 25/88 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/48 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 10 (OVERLAPS) 1/49 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 12 (OVERLAPS) 0/49 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Int declared 49/49 variables, and 89 constraints, problems are : Problem set: 0 solved, 25 unsolved in 1320 ms.
Refiners :[Domain max(s): 24/24 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 24/24 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3232ms problems are : Problem set: 0 solved, 25 unsolved
Search for dead transitions found 0 dead transitions in 3252ms
Finished structural reductions in LTL mode , in 1 iterations and 3423 ms. Remains : 24/24 places, 26/26 transitions.
Support contains 22 out of 24 places after structural reductions.
[2026-05-22 17:50:12] [INFO ] Flatten gal took : 38 ms
[2026-05-22 17:50:12] [INFO ] Flatten gal took : 16 ms
[2026-05-22 17:50:12] [INFO ] Input system was already deterministic with 26 transitions.
Reduction of identical properties reduced properties to check from 24 to 21
RANDOM walk for 25305 steps (2226 resets) in 1113 ms. (22 steps per ms) remains 0/21 properties
FORMULA AutonomousCar-PT-01a-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 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((((p0&&(p1 U !p0)) U X(p2)) U (p0&&X(p1)))))'
Support contains 6 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 22 transition count 23
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 22 transition count 23
Applied a total of 4 rules in 6 ms. Remains 22 /24 variables (removed 2) and now considering 23/26 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-489172545630534806.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16965911046993221696.kers'
[2026-05-22 17:50:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-489172545630534806.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16965911046993221696.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 22 rows 21 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 17:50:13] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16965911046993221696.kers
Total runtime 1 ms.
[2026-05-22 17:50:13] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-22 17:50:13] [INFO ] Invariant cache hit.
[2026-05-22 17:50:13] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-22 17:50:13] [INFO ] Implicit Places using invariants and state equation in 72 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 128 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 23/26 transitions.
Applied a total of 0 rules in 3 ms. Remains 21 /21 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 138 ms. Remains : 21/24 places, 23/26 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&&(p1 U !p0)) U X(p2)) U (p0&&X(p1)))))'
Stuttering acceptance computed with spot in 576 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-00 finished in 841 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((G(p0)&&X((F(p1)&&X(X(F(p2))))))))'
Support contains 6 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 23 transition count 25
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 23 transition count 25
Applied a total of 2 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 25/26 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17578862944333052637.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17518106116819261398.kers'
[2026-05-22 17:50:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17578862944333052637.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17518106116819261398.kers]
Normalized transition count is 24 out of 25 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 24 rows 22 cols 81 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 17:50:14] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17518106116819261398.kers
Total runtime 1 ms.
[2026-05-22 17:50:14] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-22 17:50:14] [INFO ] Invariant cache hit.
[2026-05-22 17:50:14] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-22 17:50:14] [INFO ] Implicit Places using invariants and state equation in 67 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 123 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 25/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 126 ms. Remains : 22/24 places, 25/26 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(p0)&&X((F(p1)&&X(X(F(p2))))))))'
Stuttering acceptance computed with spot in 346 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p0), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-02 finished in 528 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 6 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 25
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 23 transition count 25
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2 place count 23 transition count 23
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 6 place count 21 transition count 23
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 8 place count 19 transition count 20
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 19 transition count 20
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 12 place count 18 transition count 20
Applied a total of 12 rules in 18 ms. Remains 18 /24 variables (removed 6) and now considering 20/26 (removed 6) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14674564431466202921.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18063775028208696737.kers'
[2026-05-22 17:50:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14674564431466202921.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18063775028208696737.kers]
Normalized transition count is 19 out of 20 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 19 rows 17 cols 72 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-22 17:50:15] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18063775028208696737.kers
Total runtime 0 ms.
[2026-05-22 17:50:15] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-22 17:50:15] [INFO ] Invariant cache hit.
[2026-05-22 17:50:15] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-22 17:50:15] [INFO ] Implicit Places using invariants and state equation in 73 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 114 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/24 places, 20/26 transitions.
Applied a total of 0 rules in 3 ms. Remains 17 /17 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 137 ms. Remains : 17/24 places, 20/26 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 53 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-03
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-03 finished in 225 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 U p1))))'
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 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 3 rules applied. Total rules applied 3 place count 22 transition count 23
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 20 transition count 23
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 20 transition count 22
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 7 place count 19 transition count 22
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 8 place count 18 transition count 20
Iterating global reduction 2 with 1 rules applied. Total rules applied 9 place count 18 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 11 place count 17 transition count 19
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 13 place count 16 transition count 19
Applied a total of 13 rules in 29 ms. Remains 16 /24 variables (removed 8) and now considering 19/26 (removed 7) transitions.
[2026-05-22 17:50:15] [INFO ] Flow matrix only has 18 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-2549471978328409838.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2595164750398250203.kers'
[2026-05-22 17:50:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2549471978328409838.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2595164750398250203.kers]
Normalized transition count is 17 out of 18 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 17 rows 15 cols 57 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-22 17:50:15] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2595164750398250203.kers
Total runtime 1 ms.
[2026-05-22 17:50:15] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-22 17:50:15] [INFO ] Flow matrix only has 18 transitions (discarded 1 similar events)
[2026-05-22 17:50:15] [INFO ] Invariant cache hit.
[2026-05-22 17:50:15] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-22 17:50:15] [INFO ] Implicit Places using invariants and state equation in 65 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 131 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/24 places, 19/26 transitions.
Applied a total of 0 rules in 3 ms. Remains 15 /15 variables (removed 0) and now considering 19/19 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 164 ms. Remains : 15/24 places, 19/26 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 U p1))))'
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-04
Stuttering criterion allowed to conclude after 17 steps with 3 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-04 finished in 328 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(G(((X(X(X(p2)))&&p1)||p0))))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 23 transition count 24
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 23 transition count 24
Applied a total of 2 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 24/26 (removed 2) transitions.
[2026-05-22 17:50:15] [INFO ] Flow matrix only has 23 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-17069000011849185115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12068300360025573814.kers'
[2026-05-22 17:50:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17069000011849185115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12068300360025573814.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 22 rows 22 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 17:50:15] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12068300360025573814.kers
Total runtime 0 ms.
[2026-05-22 17:50:15] [INFO ] Implicit Places using invariants in 64 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 65 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 24/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 68 ms. Remains : 22/24 places, 24/26 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(((X(X(X(p2)))&&p1)||p0))))'
Stuttering acceptance computed with spot in 283 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), true, (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 520 ms.
Product exploration explored 100000 steps with 0 reset in 259 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 11 factoid took 102 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 40000 steps (3445 resets) in 652 ms. (61 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (1741 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
[2026-05-22 17:50:17] [INFO ] Flow matrix only has 23 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-7622041959469246545.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11744621137185263675.kers'
[2026-05-22 17:50:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7622041959469246545.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11744621137185263675.kers]
Normalized transition count is 22 out of 23 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 22 rows 22 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 17:50:17] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11744621137185263675.kers
Total runtime 0 ms.
[2026-05-22 17:50:17] [INFO ] State equation strengthened by 1 read => feed constraints.
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) 9/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/22 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Real declared 44/45 variables, and 27 constraints, problems are : Problem set: 1 solved, 0 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 22/22 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 13 factoid took 107 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 184 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p2), (NOT p2), (NOT p2)]
Knowledge-based reduction took 742 ms.
Stuttering acceptance computed with spot in 216 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p2), (NOT p2), (NOT p2)]
Support contains 3 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 24/24 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2026-05-22 17:50:17] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
[2026-05-22 17:50:17] [INFO ] Invariant cache hit.
[2026-05-22 17:50:17] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-22 17:50:17] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
[2026-05-22 17:50:17] [INFO ] Invariant cache hit.
[2026-05-22 17:50:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 17:50:17] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 23 sub problems to find dead transitions.
[2026-05-22 17:50:17] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
[2026-05-22 17:50:17] [INFO ] Invariant cache hit.
[2026-05-22 17:50:17] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 1/22 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (OVERLAPS) 22/44 variables, 22/31 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (OVERLAPS) 1/45 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/45 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (OVERLAPS) 0/45 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 45/45 variables, and 33 constraints, problems are : Problem set: 0 solved, 23 unsolved in 1297 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 1/22 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (OVERLAPS) 22/44 variables, 22/31 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 23/54 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (OVERLAPS) 1/45 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/45 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (OVERLAPS) 0/45 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 45/45 variables, and 56 constraints, problems are : Problem set: 0 solved, 23 unsolved in 1039 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 22/22 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2349ms problems are : Problem set: 0 solved, 23 unsolved
Search for dead transitions found 0 dead transitions in 2350ms
Finished structural reductions in LTL mode , in 1 iterations and 2443 ms. Remains : 22/22 places, 24/24 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 3 factoid took 94 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
RANDOM walk for 128 steps (10 resets) in 8 ms. (14 steps per ms) remains 0/2 properties
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 293 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p2), (NOT p2), (NOT p2)]
Knowledge-based reduction took 505 ms.
Stuttering acceptance computed with spot in 267 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p2), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 281 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p2), (NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 2 reset in 130 ms.
Product exploration explored 100000 steps with 2 reset in 385 ms.
Spot run failed in 160 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/ltsmin1805509647938697804
[2026-05-22 17:50:22] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1805509647938697804
Running compilation step : cd /tmp/ltsmin1805509647938697804;'/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 461 ms.
Running link step : cd /tmp/ltsmin1805509647938697804;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 77 ms.
Running LTSmin : cd /tmp/ltsmin1805509647938697804;'/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/stateBased3434560487359454220.hoa' '--buchi-type=spotba'
LTSmin run took 80 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-01a-LTLFireability-05 finished in 7072 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(!p0))&&(G((X(F(p1)) U (p1||X(p2)))) U p3)))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 23 transition count 24
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 23 transition count 24
Applied a total of 2 rules in 3 ms. Remains 23 /24 variables (removed 1) and now considering 24/26 (removed 2) transitions.
[2026-05-22 17:50:22] [INFO ] Flow matrix only has 23 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-16496569307712168624.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17344731487669125922.kers'
[2026-05-22 17:50:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16496569307712168624.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17344731487669125922.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 22 rows 22 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 17:50:22] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17344731487669125922.kers
Total runtime 1 ms.
[2026-05-22 17:50:22] [INFO ] Implicit Places using invariants in 62 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 73 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 24/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 77 ms. Remains : 22/24 places, 24/26 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0))&&(G((X(F(p1)) U (p1||X(p2)))) U p3)))'
Stuttering acceptance computed with spot in 340 ms :[(OR (NOT p3) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p2)), (NOT p3), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-06
Stuttering criterion allowed to conclude after 13 steps with 1 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-06 finished in 507 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)||F(G(!p1))) U X(G(p1))))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 23 transition count 25
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 23 transition count 25
Applied a total of 2 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 25/26 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8108532827507977814.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-545870821729364497.kers'
[2026-05-22 17:50:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8108532827507977814.kers, --Pflows, --basisKERS=/tmp/petrispot-output-545870821729364497.kers]
Normalized transition count is 24 out of 25 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 24 rows 22 cols 81 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 17:50:23] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-545870821729364497.kers
Total runtime 0 ms.
[2026-05-22 17:50:23] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-22 17:50:23] [INFO ] Invariant cache hit.
[2026-05-22 17:50:23] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-22 17:50:23] [INFO ] Implicit Places using invariants and state equation in 81 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 145 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 25/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 148 ms. Remains : 22/24 places, 25/26 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)||F(G(!p1))) U X(G(p1))))'
Stuttering acceptance computed with spot in 270 ms :[false, (NOT p1), false, p1, (AND p1 p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-07
Stuttering criterion allowed to conclude after 56 steps with 5 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-07 finished in 465 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 p1) U X((!(F(p2)&&p1)||p2))))'
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 22 transition count 23
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 22 transition count 23
Applied a total of 4 rules in 2 ms. Remains 22 /24 variables (removed 2) and now considering 23/26 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13606293007863360159.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10686365454758395404.kers'
[2026-05-22 17:50:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13606293007863360159.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10686365454758395404.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 22 rows 21 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 17:50:23] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10686365454758395404.kers
Total runtime 0 ms.
[2026-05-22 17:50:23] [INFO ] Implicit Places using invariants in 59 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 61 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 23/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 64 ms. Remains : 21/24 places, 23/26 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 p1) U X((!(F(p2)&&p1)||p2))))'
Stuttering acceptance computed with spot in 212 ms :[(NOT p0), false, false, (AND (NOT p0) p2)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 207 ms.
Product exploration explored 100000 steps with 50000 reset in 257 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 9 factoid took 17 ms. Proved property starting from automaton with 4 states, 5 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 22 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLFireability-08 finished in 823 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 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 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 3 rules applied. Total rules applied 3 place count 22 transition count 23
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 6 place count 20 transition count 22
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 19 transition count 22
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 7 place count 19 transition count 21
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 9 place count 18 transition count 21
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 11 place count 16 transition count 18
Iterating global reduction 3 with 2 rules applied. Total rules applied 13 place count 16 transition count 18
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 3 with 4 rules applied. Total rules applied 17 place count 14 transition count 16
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 3 with 2 rules applied. Total rules applied 19 place count 13 transition count 16
Applied a total of 19 rules in 9 ms. Remains 13 /24 variables (removed 11) and now considering 16/26 (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-7649309424381457264.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6464217880474676440.kers'
[2026-05-22 17:50:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7649309424381457264.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6464217880474676440.kers]
Normalized transition count is 15 out of 16 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 15 rows 12 cols 53 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-22 17:50:24] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6464217880474676440.kers
Total runtime 1 ms.
[2026-05-22 17:50:24] [INFO ] Implicit Places using invariants in 76 ms returned []
[2026-05-22 17:50:24] [INFO ] Invariant cache hit.
[2026-05-22 17:50:24] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-22 17:50:24] [INFO ] Implicit Places using invariants and state equation in 73 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 150 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/24 places, 16/26 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 161 ms. Remains : 12/24 places, 16/26 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 99 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-09
Product exploration explored 100000 steps with 1 reset in 72 ms.
Product exploration explored 100000 steps with 10 reset in 158 ms.
Computed a total of 3 stabilizing places and 5 stable transitions
Computed a total of 3 stabilizing places and 5 stable transitions
Knowledge based reduction with 3 factoid took 61 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 237 ms.
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 16/16 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8345340771335725795.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3182811146234153616.kers'
[2026-05-22 17:50:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8345340771335725795.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3182811146234153616.kers]
Normalized transition count is 15 out of 16 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 15 rows 11 cols 50 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-22 17:50:25] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3182811146234153616.kers
Total runtime 1 ms.
[2026-05-22 17:50:25] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-22 17:50:25] [INFO ] Invariant cache hit.
[2026-05-22 17:50:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-22 17:50:25] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2026-05-22 17:50:25] [INFO ] Redundant transitions in 19 ms returned []
Running 15 sub problems to find dead transitions.
[2026-05-22 17:50:25] [INFO ] Invariant cache hit.
[2026-05-22 17:50:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 15/27 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/27 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 1/28 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 0/28 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28/28 variables, and 17 constraints, problems are : Problem set: 0 solved, 15 unsolved in 495 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 12/12 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 15/27 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/27 variables, 15/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/27 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/27 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 1/28 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/28 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 0/28 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28/28 variables, and 33 constraints, problems are : Problem set: 0 solved, 15 unsolved in 625 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 12/12 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1140ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 1142ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1270 ms. Remains : 12/12 places, 16/16 transitions.
Computed a total of 3 stabilizing places and 5 stable transitions
Computed a total of 3 stabilizing places and 5 stable transitions
Knowledge based reduction with 3 factoid took 69 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 258 ms.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2 reset in 69 ms.
Product exploration explored 100000 steps with 2 reset in 78 ms.
Built C files in :
/tmp/ltsmin10983036748679861329
[2026-05-22 17:50:27] [INFO ] Computing symmetric may disable matrix : 16 transitions.
[2026-05-22 17:50:27] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 17:50:27] [INFO ] Computing symmetric may enable matrix : 16 transitions.
[2026-05-22 17:50:27] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 17:50:27] [INFO ] Computing Do-Not-Accords matrix : 16 transitions.
[2026-05-22 17:50:27] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 17:50:27] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10983036748679861329
Running compilation step : cd /tmp/ltsmin10983036748679861329;'/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 170 ms.
Running link step : cd /tmp/ltsmin10983036748679861329;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin10983036748679861329;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased9987491651518665537.hoa' '--buchi-type=spotba'
LTSmin run took 116 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-09 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-01a-LTLFireability-09 finished in 3155 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 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 3 rules applied. Total rules applied 3 place count 22 transition count 23
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 6 place count 20 transition count 22
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 19 transition count 22
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 7 place count 19 transition count 21
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 9 place count 18 transition count 21
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 11 place count 16 transition count 18
Iterating global reduction 3 with 2 rules applied. Total rules applied 13 place count 16 transition count 18
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 3 with 4 rules applied. Total rules applied 17 place count 14 transition count 16
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 3 with 2 rules applied. Total rules applied 19 place count 13 transition count 16
Applied a total of 19 rules in 8 ms. Remains 13 /24 variables (removed 11) and now considering 16/26 (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-10299597346310314222.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2239205755328094262.kers'
[2026-05-22 17:50:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10299597346310314222.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2239205755328094262.kers]
Normalized transition count is 15 out of 16 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 15 rows 12 cols 53 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-22 17:50:27] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2239205755328094262.kers
Total runtime 0 ms.
[2026-05-22 17:50:27] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-22 17:50:27] [INFO ] Invariant cache hit.
[2026-05-22 17:50:27] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-22 17:50:27] [INFO ] Implicit Places using invariants and state equation in 73 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 124 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/24 places, 16/26 transitions.
Applied a total of 0 rules in 3 ms. Remains 12 /12 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 136 ms. Remains : 12/24 places, 16/26 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 320 ms.
Product exploration explored 100000 steps with 50000 reset in 248 ms.
Computed a total of 3 stabilizing places and 5 stable transitions
Computed a total of 3 stabilizing places and 5 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 16 ms. Proved property starting from automaton with 1 states, 1 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 17 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLFireability-10 finished in 803 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&&G((G(p2)||p1)))))'
Support contains 6 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 23 transition count 25
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 23 transition count 25
Applied a total of 2 rules in 1 ms. Remains 23 /24 variables (removed 1) and now considering 25/26 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8014272929182101072.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9641075202375435747.kers'
[2026-05-22 17:50:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8014272929182101072.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9641075202375435747.kers]
Normalized transition count is 24 out of 25 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 24 rows 22 cols 81 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 17:50:28] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9641075202375435747.kers
Total runtime 0 ms.
[2026-05-22 17:50:28] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-22 17:50:28] [INFO ] Invariant cache hit.
[2026-05-22 17:50:28] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-22 17:50:28] [INFO ] Implicit Places using invariants and state equation in 72 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 123 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 25/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 125 ms. Remains : 22/24 places, 25/26 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&&G((G(p2)||p1)))))'
Stuttering acceptance computed with spot in 226 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p2) (NOT p1)), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-11 finished in 394 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 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 24 transition count 23
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 21 transition count 23
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 6 place count 21 transition count 22
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 8 place count 20 transition count 22
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 19 transition count 21
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 19 transition count 21
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 12 place count 18 transition count 20
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 14 place count 17 transition count 20
Applied a total of 14 rules in 12 ms. Remains 17 /24 variables (removed 7) and now considering 20/26 (removed 6) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11964895282026686482.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7657719037103052236.kers'
[2026-05-22 17:50:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11964895282026686482.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7657719037103052236.kers]
Normalized transition count is 19 out of 20 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 19 rows 16 cols 75 entries
Finished phase 1 with 13 SingleSign rule and 0 generalized
[2026-05-22 17:50:28] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7657719037103052236.kers
Total runtime 1 ms.
[2026-05-22 17:50:28] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-22 17:50:28] [INFO ] Invariant cache hit.
[2026-05-22 17:50:29] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-22 17:50:29] [INFO ] Implicit Places using invariants and state equation in 54 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 110 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/24 places, 20/26 transitions.
Applied a total of 0 rules in 2 ms. Remains 16 /16 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 125 ms. Remains : 16/24 places, 20/26 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-12
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-12 finished in 209 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 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 24 transition count 23
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 21 transition count 23
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 6 place count 21 transition count 22
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 20 transition count 22
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 19 transition count 21
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 19 transition count 21
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 12 place count 18 transition count 20
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 14 place count 17 transition count 20
Applied a total of 14 rules in 5 ms. Remains 17 /24 variables (removed 7) and now considering 20/26 (removed 6) transitions.
[2026-05-22 17:50:29] [INFO ] Invariant cache hit.
[2026-05-22 17:50:29] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-22 17:50:29] [INFO ] Invariant cache hit.
[2026-05-22 17:50:29] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-22 17:50:29] [INFO ] Implicit Places using invariants and state equation in 64 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 96 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/24 places, 20/26 transitions.
Applied a total of 0 rules in 3 ms. Remains 16 /16 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 104 ms. Remains : 16/24 places, 20/26 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-13
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-13 finished in 264 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(F(!p0))||(F(!p0)&&(!p1 U (G(!p1)||(!p1&&G(!p2))))))) U p3))'
Support contains 9 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 25
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 23 transition count 25
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 23 transition count 24
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 4 place count 22 transition count 24
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 5 place count 21 transition count 23
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 21 transition count 23
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 8 place count 20 transition count 23
Applied a total of 8 rules in 6 ms. Remains 20 /24 variables (removed 4) and now considering 23/26 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2903623792745375876.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12728178117174759903.kers'
[2026-05-22 17:50:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2903623792745375876.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12728178117174759903.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 22 rows 19 cols 85 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 17:50:29] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12728178117174759903.kers
Total runtime 0 ms.
[2026-05-22 17:50:29] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-22 17:50:29] [INFO ] Invariant cache hit.
[2026-05-22 17:50:29] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-22 17:50:29] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2026-05-22 17:50:29] [INFO ] Redundant transitions in 18 ms returned []
Running 22 sub problems to find dead transitions.
[2026-05-22 17:50:29] [INFO ] Invariant cache hit.
[2026-05-22 17:50:29] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 1/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 22/42 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 8/34 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 1/43 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/43 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 0/43 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 35 constraints, problems are : Problem set: 0 solved, 22 unsolved in 920 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 1/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 22/42 variables, 20/26 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 8/34 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 22/56 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 1/43 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/43 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (OVERLAPS) 0/43 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 57 constraints, problems are : Problem set: 0 solved, 22 unsolved in 1059 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1996ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 1998ms
Starting structural reductions in SI_LTL mode, iteration 1 : 20/24 places, 23/26 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2113 ms. Remains : 20/24 places, 23/26 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(F(!p0))||(F(!p0)&&(!p1 U (G(!p1)||(!p1&&G(!p2))))))) U p3))'
Stuttering acceptance computed with spot in 436 ms :[(NOT p3), p0, (AND p1 p2 p0), (AND p0 p1), p0, (AND p0 p2), (AND p0 p2)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-14
Product exploration explored 100000 steps with 3 reset in 172 ms.
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-14 finished in 2796 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(X(X(F(p1))))))))'
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 26/26 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 22 transition count 23
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 22 transition count 23
Applied a total of 4 rules in 1 ms. Remains 22 /24 variables (removed 2) and now considering 23/26 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8204484838457665800.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4436179201102633843.kers'
[2026-05-22 17:50:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8204484838457665800.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4436179201102633843.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 22 rows 21 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 17:50:32] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4436179201102633843.kers
Total runtime 1 ms.
[2026-05-22 17:50:32] [INFO ] Implicit Places using invariants in 65 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 68 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 23/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 70 ms. Remains : 21/24 places, 23/26 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(X(X(F(p1))))))))'
Stuttering acceptance computed with spot in 354 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-15
Stuttering criterion allowed to conclude after 22 steps with 3 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-15 finished in 475 ms.
All properties solved by simple procedures.
Total runtime 24924 ms.

BK_STOP 1779472232740

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AutonomousCar-PT-01a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is AutonomousCar-PT-01a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r018-smll-177946787900004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-01a.tgz
mv AutonomousCar-PT-01a execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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