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-177946787900068.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutonomousCar-PT-05a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900068
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 5.3K Mar 5 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K Mar 5 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 5 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 5 16:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.1K Mar 5 16:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 5 16:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 5 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 5 16:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:19 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 114K 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-05a-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-05a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779478971981

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-05a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 19:42:54] [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 19:42:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 19:42:54] [INFO ] Load time of PNML (sax parser for PT used): 185 ms
[2026-05-22 19:42:54] [INFO ] Transformed 57 places.
[2026-05-22 19:42:54] [INFO ] Transformed 289 transitions.
[2026-05-22 19:42:54] [INFO ] Found NUPN structural information;
[2026-05-22 19:42:54] [INFO ] Parsed PT model containing 57 places and 289 transitions and 2123 arcs in 421 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 7 formulas.
Ensure Unique test removed 113 transitions
Reduce redundant transitions removed 113 transitions.
FORMULA AutonomousCar-PT-05a-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-05a-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-05a-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-05a-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-05a-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-05a-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-05a-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 29 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 176/176 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 56 transition count 175
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 56 transition count 175
Applied a total of 2 rules in 53 ms. Remains 56 /57 variables (removed 1) and now considering 175/176 (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-5406076146458333198.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14575223589378446700.kers'
[2026-05-22 19:42:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5406076146458333198.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14575223589378446700.kers]
Normalized transition count is 174 out of 175 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 174 rows 55 cols 1088 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-22 19:42:55] [INFO ] Computed 9 invariants in 1 ms
Computed 9 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14575223589378446700.kers
Total runtime 4 ms.
[2026-05-22 19:42:55] [INFO ] Implicit Places using invariants in 396 ms returned []
[2026-05-22 19:42:55] [INFO ] Invariant cache hit.
[2026-05-22 19:42:55] [INFO ] State equation strengthened by 103 read => feed constraints.
[2026-05-22 19:42:55] [INFO ] Implicit Places using invariants and state equation in 302 ms returned [52, 54]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 820 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/57 places, 175/176 transitions.
Applied a total of 0 rules in 6 ms. Remains 54 /54 variables (removed 0) and now considering 175/175 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 914 ms. Remains : 54/57 places, 175/176 transitions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Applied a total of 0 rules in 6 ms. Remains 54 /54 variables (removed 0) and now considering 175/175 (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-4252307573330452871.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9443127956227859100.kers'
[2026-05-22 19:42:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4252307573330452871.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9443127956227859100.kers]
Normalized transition count is 174 out of 175 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 174 rows 53 cols 1081 entries
Finished phase 1 with 47 SingleSign rule and 0 generalized
[2026-05-22 19:42:55] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-9443127956227859100.kers
Total runtime 3 ms.
[2026-05-22 19:42:55] [INFO ] Implicit Places using invariants in 106 ms returned []
[2026-05-22 19:42:55] [INFO ] Invariant cache hit.
[2026-05-22 19:42:56] [INFO ] State equation strengthened by 103 read => feed constraints.
[2026-05-22 19:42:56] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 381 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2026-05-22 19:42:56] [INFO ] Invariant cache hit.
[2026-05-22 19:42:56] [INFO ] State equation strengthened by 103 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (OVERLAPS) 1/54 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (OVERLAPS) 174/228 variables, 54/61 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 102/163 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/228 variables, 2/165 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/228 variables, 1/166 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/228 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 8 (OVERLAPS) 1/229 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/229 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 10 (OVERLAPS) 0/229 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 229/229 variables, and 167 constraints, problems are : Problem set: 0 solved, 174 unsolved in 16152 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 54/54 constraints, ReadFeed: 103/103 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (OVERLAPS) 1/54 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 174/228 variables, 54/64 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/228 variables, 102/166 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/228 variables, 174/340 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/228 variables, 4/344 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/228 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 9 (OVERLAPS) 1/229 variables, 1/345 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 229/229 variables, and 345 constraints, problems are : Problem set: 0 solved, 174 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 54/54 constraints, ReadFeed: 103/103 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 47048ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 47080ms
Finished structural reductions in LTL mode , in 1 iterations and 47514 ms. Remains : 54/54 places, 175/175 transitions.
Support contains 29 out of 54 places after structural reductions.
[2026-05-22 19:43:43] [INFO ] Flatten gal took : 104 ms
[2026-05-22 19:43:43] [INFO ] Flatten gal took : 55 ms
[2026-05-22 19:43:44] [INFO ] Input system was already deterministic with 175 transitions.
RANDOM walk for 37526 steps (2112 resets) in 2330 ms. (16 steps per ms) remains 0/20 properties
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((G((G(p0)||F(p1))) U G(!p2))))'
Support contains 7 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 51 transition count 157
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 51 transition count 157
Applied a total of 6 rules in 6 ms. Remains 51 /54 variables (removed 3) and now considering 157/175 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4678154115958031851.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1286341347042554477.kers'
[2026-05-22 19:43:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4678154115958031851.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1286341347042554477.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 156 rows 50 cols 985 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-22 19:43:45] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1286341347042554477.kers
Total runtime 2 ms.
[2026-05-22 19:43:45] [INFO ] Implicit Places using invariants in 96 ms returned []
[2026-05-22 19:43:45] [INFO ] Invariant cache hit.
[2026-05-22 19:43:45] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:43:45] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 328 ms to find 0 implicit places.
Running 156 sub problems to find dead transitions.
[2026-05-22 19:43:45] [INFO ] Invariant cache hit.
[2026-05-22 19:43:45] [INFO ] State equation strengthened by 88 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 1 (OVERLAPS) 1/51 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 3 (OVERLAPS) 156/207 variables, 51/58 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 87/145 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 2/147 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/207 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 8 (OVERLAPS) 1/208 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/208 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 10 (OVERLAPS) 0/208 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 156 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 149 constraints, problems are : Problem set: 0 solved, 156 unsolved in 14347 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 51/51 constraints, ReadFeed: 88/88 constraints, PredecessorRefiner: 156/156 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 156 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 1 (OVERLAPS) 1/51 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 4 (OVERLAPS) 156/207 variables, 51/61 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 87/148 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 156/304 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/207 variables, 4/308 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/207 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 9 (OVERLAPS) 1/208 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/208 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 156 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 208/208 variables, and 309 constraints, problems are : Problem set: 0 solved, 156 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 51/51 constraints, ReadFeed: 88/88 constraints, PredecessorRefiner: 156/156 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 44642ms problems are : Problem set: 0 solved, 156 unsolved
Search for dead transitions found 0 dead transitions in 44645ms
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 157/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44986 ms. Remains : 51/54 places, 157/175 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((G(p0)||F(p1))) U G(!p2))))'
Stuttering acceptance computed with spot in 566 ms :[p2, p2, (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) p2 p0)]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-02
Product exploration explored 100000 steps with 17474 reset in 819 ms.
Product exploration explored 100000 steps with 17604 reset in 504 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 13 factoid took 75 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2299 resets) in 757 ms. (52 steps per ms) remains 1/7 properties
BEST_FIRST walk for 40004 steps (287 resets) in 474 ms. (84 steps per ms) remains 1/1 properties
[2026-05-22 19:44:32] [INFO ] Invariant cache hit.
[2026-05-22 19:44:32] [INFO ] State equation strengthened by 88 read => feed constraints.
Problem apf0 is UNSAT
After SMT solving in domain Real declared 7/208 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 0/7 constraints, State Equation: 0/51 constraints, ReadFeed: 0/88 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 14 factoid took 145 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 202 ms :[p2, p2, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) p2)]
Knowledge-based reduction took 928 ms.
Stuttering acceptance computed with spot in 205 ms :[p2, p2, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) p2)]
Support contains 7 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 157/157 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 157/157 (removed 0) transitions.
[2026-05-22 19:44:33] [INFO ] Invariant cache hit.
[2026-05-22 19:44:33] [INFO ] Implicit Places using invariants in 73 ms returned []
[2026-05-22 19:44:33] [INFO ] Invariant cache hit.
[2026-05-22 19:44:33] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:44:33] [INFO ] Implicit Places using invariants and state equation in 216 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 294 ms. Remains : 51/51 places, 157/157 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 11 factoid took 95 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 17663 steps (999 resets) in 107 ms. (163 steps per ms) remains 0/6 properties
Knowledge based reduction with 11 factoid took 200 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 283 ms :[p2, p2, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) p2)]
Knowledge-based reduction took 644 ms.
Stuttering acceptance computed with spot in 281 ms :[p2, p2, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 273 ms :[p2, p2, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 17634 reset in 674 ms.
Product exploration explored 100000 steps with 17568 reset in 536 ms.
Spot run failed in 103 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/ltsmin6758339598406876636
[2026-05-22 19:44:36] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6758339598406876636
Running compilation step : cd /tmp/ltsmin6758339598406876636;'/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 984 ms.
Running link step : cd /tmp/ltsmin6758339598406876636;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 80 ms.
Running LTSmin : cd /tmp/ltsmin6758339598406876636;'/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/stateBased13419975676014587136.hoa' '--buchi-type=spotba'
LTSmin run took 85 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-02 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-05a-LTLFireability-02 finished in 52236 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(F((!p0 U (G(!p0)||(!p0&&G(!p1))))))||(!p1&&F((!p0 U (G(!p0)||(!p0&&G(!p1)))))&&X(X(!p0))))))))'
Support contains 5 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 51 transition count 157
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 51 transition count 157
Applied a total of 6 rules in 7 ms. Remains 51 /54 variables (removed 3) and now considering 157/175 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9738936686129641787.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1848180271335544685.kers'
[2026-05-22 19:44:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9738936686129641787.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1848180271335544685.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 156 rows 50 cols 985 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-22 19:44:37] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1848180271335544685.kers
Total runtime 2 ms.
[2026-05-22 19:44:37] [INFO ] Implicit Places using invariants in 107 ms returned []
[2026-05-22 19:44:37] [INFO ] Invariant cache hit.
[2026-05-22 19:44:37] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:44:37] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 157/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 339 ms. Remains : 51/54 places, 157/175 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(F((!p0 U (G(!p0)||(!p0&&G(!p1))))))||(F((!p0 U (G(!p0)||(!p0&&G(!p1)))))&&X(X(!p0))&&!p1))))))'
Stuttering acceptance computed with spot in 552 ms :[p0, p0, p0, (AND p1 p0), p0, p0, (AND p1 p0), p0, p0, p0]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-03
Product exploration explored 100000 steps with 102 reset in 306 ms.
Product exploration explored 100000 steps with 153 reset in 281 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 5 factoid took 90 ms. Reduced automaton from 10 states, 26 edges and 2 AP (stutter sensitive) to 10 states, 26 edges and 2 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 15882 steps (899 resets) in 95 ms. (165 steps per ms) remains 0/6 properties
Knowledge based reduction with 5 factoid took 177 ms. Reduced automaton from 10 states, 26 edges and 2 AP (stutter sensitive) to 10 states, 26 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 511 ms :[p0, p0, p0, (AND p1 p0), p0, p0, (AND p1 p0), p0, p0, p0]
Knowledge-based reduction took 858 ms.
Stuttering acceptance computed with spot in 557 ms :[p0, p0, p0, (AND p1 p0), p0, p0, (AND p1 p0), p0, p0, p0]
Support contains 5 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 157/157 transitions.
Applied a total of 0 rules in 3 ms. Remains 51 /51 variables (removed 0) and now considering 157/157 (removed 0) transitions.
[2026-05-22 19:44:40] [INFO ] Invariant cache hit.
[2026-05-22 19:44:40] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-22 19:44:40] [INFO ] Invariant cache hit.
[2026-05-22 19:44:40] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:44:40] [INFO ] Implicit Places using invariants and state equation in 200 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 304 ms. Remains : 51/51 places, 157/157 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 5 factoid took 104 ms. Reduced automaton from 10 states, 26 edges and 2 AP (stutter sensitive) to 10 states, 26 edges and 2 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 20578 steps (1171 resets) in 160 ms. (127 steps per ms) remains 0/6 properties
Knowledge based reduction with 5 factoid took 221 ms. Reduced automaton from 10 states, 26 edges and 2 AP (stutter sensitive) to 10 states, 26 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 576 ms :[p0, p0, p0, (AND p1 p0), p0, p0, (AND p1 p0), p0, p0, p0]
Knowledge-based reduction took 976 ms.
Stuttering acceptance computed with spot in 535 ms :[p0, p0, p0, (AND p1 p0), p0, p0, (AND p1 p0), p0, p0, p0]
Stuttering acceptance computed with spot in 531 ms :[p0, p0, p0, (AND p1 p0), p0, p0, (AND p1 p0), p0, p0, p0]
Product exploration explored 100000 steps with 10 reset in 207 ms.
Product exploration explored 100000 steps with 81 reset in 518 ms.
Spot run failed in 52 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/ltsmin8386960024448605166
[2026-05-22 19:44:43] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8386960024448605166
Running compilation step : cd /tmp/ltsmin8386960024448605166;'/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 526 ms.
Running link step : cd /tmp/ltsmin8386960024448605166;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin8386960024448605166;'/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/stateBased17972245544550442953.hoa' '--buchi-type=spotba'
LTSmin run took 6214 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-03 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-05a-LTLFireability-03 finished in 12998 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 U G(p1))||G(p2))))'
Support contains 7 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 51 transition count 157
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 51 transition count 157
Applied a total of 6 rules in 3 ms. Remains 51 /54 variables (removed 3) and now considering 157/175 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14100399025324985041.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5739266202663657872.kers'
[2026-05-22 19:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14100399025324985041.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5739266202663657872.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 156 rows 50 cols 985 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-22 19:44:50] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5739266202663657872.kers
Total runtime 1 ms.
[2026-05-22 19:44:50] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-22 19:44:50] [INFO ] Invariant cache hit.
[2026-05-22 19:44:50] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:44:50] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 157/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 211 ms. Remains : 51/54 places, 157/175 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 U G(p1))||G(p2))))'
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-05a-LTLFireability-04 finished in 487 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((G(p0)||X((p1||X(X(X(X(F(p2)))))))))))'
Support contains 7 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 50 transition count 151
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 50 transition count 151
Applied a total of 8 rules in 5 ms. Remains 50 /54 variables (removed 4) and now considering 151/175 (removed 24) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-736537246225796471.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4370308623262593550.kers'
[2026-05-22 19:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-736537246225796471.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4370308623262593550.kers]
Normalized transition count is 150 out of 151 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 150 rows 49 cols 953 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-22 19:44:50] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4370308623262593550.kers
Total runtime 2 ms.
[2026-05-22 19:44:51] [INFO ] Implicit Places using invariants in 91 ms returned []
[2026-05-22 19:44:51] [INFO ] Invariant cache hit.
[2026-05-22 19:44:51] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-22 19:44:51] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 297 ms to find 0 implicit places.
Running 150 sub problems to find dead transitions.
[2026-05-22 19:44:51] [INFO ] Invariant cache hit.
[2026-05-22 19:44:51] [INFO ] State equation strengthened by 83 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (OVERLAPS) 1/50 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/200 variables, 50/57 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 82/139 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 3/142 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (OVERLAPS) 1/201 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/201 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 0/201 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 143 constraints, problems are : Problem set: 0 solved, 150 unsolved in 14325 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 50/50 constraints, ReadFeed: 83/83 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (OVERLAPS) 1/50 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (OVERLAPS) 150/200 variables, 50/60 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 82/142 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 150/292 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/200 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/200 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 1/201 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/201 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 11 (OVERLAPS) 0/201 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 297 constraints, problems are : Problem set: 0 solved, 150 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 50/50 constraints, ReadFeed: 83/83 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 44624ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 44626ms
Starting structural reductions in LTL mode, iteration 1 : 50/54 places, 151/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44929 ms. Remains : 50/54 places, 151/175 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((G(p0)||X((p1||X(X(X(X(F(p2)))))))))))'
Stuttering acceptance computed with spot in 629 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-05
Product exploration explored 100000 steps with 11941 reset in 600 ms.
Product exploration explored 100000 steps with 11963 reset in 443 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 6 factoid took 203 ms. Reduced automaton from 12 states, 19 edges and 3 AP (stutter sensitive) to 12 states, 19 edges and 3 AP (stutter sensitive).
RANDOM walk for 28019 steps (1582 resets) in 112 ms. (247 steps per ms) remains 0/7 properties
Knowledge based reduction with 6 factoid took 395 ms. Reduced automaton from 12 states, 19 edges and 3 AP (stutter sensitive) to 12 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 493 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Knowledge-based reduction took 1148 ms.
Stuttering acceptance computed with spot in 558 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Support contains 7 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 151/151 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-22 19:45:39] [INFO ] Invariant cache hit.
[2026-05-22 19:45:39] [INFO ] Implicit Places using invariants in 90 ms returned []
[2026-05-22 19:45:39] [INFO ] Invariant cache hit.
[2026-05-22 19:45:39] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-22 19:45:39] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 332 ms. Remains : 50/50 places, 151/151 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 6 factoid took 289 ms. Reduced automaton from 12 states, 19 edges and 3 AP (stutter sensitive) to 12 states, 19 edges and 3 AP (stutter sensitive).
RANDOM walk for 29527 steps (1701 resets) in 114 ms. (256 steps per ms) remains 0/7 properties
Knowledge based reduction with 6 factoid took 348 ms. Reduced automaton from 12 states, 19 edges and 3 AP (stutter sensitive) to 12 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 617 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Knowledge-based reduction took 1322 ms.
Stuttering acceptance computed with spot in 596 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 596 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 11926 reset in 518 ms.
Product exploration explored 100000 steps with 11954 reset in 390 ms.
Spot run failed in 59 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/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/ltsmin15527819517114475381
[2026-05-22 19:45:43] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15527819517114475381
Running compilation step : cd /tmp/ltsmin15527819517114475381;'/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 519 ms.
Running link step : cd /tmp/ltsmin15527819517114475381;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin15527819517114475381;'/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/stateBased17530771547099381487.hoa' '--buchi-type=spotba'
LTSmin run took 3795 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-05a-LTLFireability-05 finished in 56681 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(p1)||p0)))'
Support contains 12 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 51 transition count 157
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 51 transition count 157
Applied a total of 6 rules in 2 ms. Remains 51 /54 variables (removed 3) and now considering 157/175 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9311191816848561889.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1523089284536960288.kers'
[2026-05-22 19:45:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9311191816848561889.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1523089284536960288.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 156 rows 50 cols 985 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-22 19:45:47] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1523089284536960288.kers
Total runtime 2 ms.
[2026-05-22 19:45:47] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-22 19:45:47] [INFO ] Invariant cache hit.
[2026-05-22 19:45:47] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:45:47] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
Running 156 sub problems to find dead transitions.
[2026-05-22 19:45:47] [INFO ] Invariant cache hit.
[2026-05-22 19:45:47] [INFO ] State equation strengthened by 88 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 1 (OVERLAPS) 1/51 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 3 (OVERLAPS) 156/207 variables, 51/58 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 87/145 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 2/147 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/207 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 8 (OVERLAPS) 1/208 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/208 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 10 (OVERLAPS) 0/208 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 156 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 149 constraints, problems are : Problem set: 0 solved, 156 unsolved in 14103 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 51/51 constraints, ReadFeed: 88/88 constraints, PredecessorRefiner: 156/156 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 156 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 1 (OVERLAPS) 1/51 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 4 (OVERLAPS) 156/207 variables, 51/61 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 87/148 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 156/304 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/207 variables, 4/308 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/207 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 9 (OVERLAPS) 1/208 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/208 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 156 unsolved
At refinement iteration 11 (OVERLAPS) 0/208 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 156 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 309 constraints, problems are : Problem set: 0 solved, 156 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 51/51 constraints, ReadFeed: 88/88 constraints, PredecessorRefiner: 156/156 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 44304ms problems are : Problem set: 0 solved, 156 unsolved
Search for dead transitions found 0 dead transitions in 44305ms
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 157/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44510 ms. Remains : 51/54 places, 157/175 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||p0)))'
Stuttering acceptance computed with spot in 161 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-08
Entered a terminal (fully accepting) state of product in 97 steps with 6 reset in 1 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-05a-LTLFireability-08 finished in 44715 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)&&(p2 U p3)&&X(X(F(p4))))))'
Support contains 14 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 51 transition count 157
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 51 transition count 157
Applied a total of 6 rules in 4 ms. Remains 51 /54 variables (removed 3) and now considering 157/175 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1459026478519922678.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6909095107987002634.kers'
[2026-05-22 19:46:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1459026478519922678.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6909095107987002634.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 156 rows 50 cols 985 entries
Finished phase 1 with 44 SingleSign rule and 0 generalized
[2026-05-22 19:46:32] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6909095107987002634.kers
Total runtime 2 ms.
[2026-05-22 19:46:32] [INFO ] Implicit Places using invariants in 75 ms returned []
[2026-05-22 19:46:32] [INFO ] Invariant cache hit.
[2026-05-22 19:46:32] [INFO ] State equation strengthened by 88 read => feed constraints.
[2026-05-22 19:46:32] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 157/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 256 ms. Remains : 51/54 places, 157/175 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)&&(p2 U p3)&&X(X(F(p4))))))'
Stuttering acceptance computed with spot in 329 ms :[(OR (NOT p3) (NOT p1) (NOT p4)), (NOT p1), (NOT p3), (NOT p4), (NOT p4)]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-09
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-05a-LTLFireability-09 finished in 661 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 50 transition count 151
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 50 transition count 151
Applied a total of 8 rules in 5 ms. Remains 50 /54 variables (removed 4) and now considering 151/175 (removed 24) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8770246682648588732.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9082408424519973984.kers'
[2026-05-22 19:46:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8770246682648588732.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9082408424519973984.kers]
Normalized transition count is 150 out of 151 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 150 rows 49 cols 953 entries
Finished phase 1 with 43 SingleSign rule and 0 generalized
[2026-05-22 19:46:32] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9082408424519973984.kers
Total runtime 2 ms.
[2026-05-22 19:46:33] [INFO ] Implicit Places using invariants in 96 ms returned []
[2026-05-22 19:46:33] [INFO ] Invariant cache hit.
[2026-05-22 19:46:33] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-22 19:46:33] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
Running 150 sub problems to find dead transitions.
[2026-05-22 19:46:33] [INFO ] Invariant cache hit.
[2026-05-22 19:46:33] [INFO ] State equation strengthened by 83 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (OVERLAPS) 1/50 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/200 variables, 50/57 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 82/139 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 3/142 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (OVERLAPS) 1/201 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/201 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 0/201 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/201 variables, and 143 constraints, problems are : Problem set: 0 solved, 150 unsolved in 12850 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 50/50 constraints, ReadFeed: 83/83 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (OVERLAPS) 1/50 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/50 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (OVERLAPS) 150/200 variables, 50/60 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 82/142 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 150/292 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/200 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/200 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 1/201 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/201 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 11 (OVERLAPS) 0/201 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/201 variables, and 297 constraints, problems are : Problem set: 0 solved, 150 unsolved in 24130 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 50/50 constraints, ReadFeed: 83/83 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 37181ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 37182ms
Starting structural reductions in LTL mode, iteration 1 : 50/54 places, 151/175 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37495 ms. Remains : 50/54 places, 151/175 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Stuttering acceptance computed with spot in 176 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-13
Product exploration explored 100000 steps with 25000 reset in 711 ms.
Product exploration explored 100000 steps with 25000 reset in 623 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 1 factoid took 74 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 3999 steps (221 resets) in 30 ms. (129 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 83 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 202 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 384 ms.
Stuttering acceptance computed with spot in 192 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 151/151 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-22 19:47:12] [INFO ] Invariant cache hit.
[2026-05-22 19:47:12] [INFO ] Implicit Places using invariants in 66 ms returned []
[2026-05-22 19:47:12] [INFO ] Invariant cache hit.
[2026-05-22 19:47:12] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-22 19:47:12] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 254 ms. Remains : 50/50 places, 151/151 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 1 factoid took 65 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 1180 steps (65 resets) in 9 ms. (118 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 80 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 201 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 356 ms.
Stuttering acceptance computed with spot in 199 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 694 ms.
Product exploration explored 100000 steps with 25000 reset in 464 ms.
Spot run failed in 88 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/ltsmin7685757956311029016
[2026-05-22 19:47:14] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7685757956311029016
Running compilation step : cd /tmp/ltsmin7685757956311029016;'/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 670 ms.
Running link step : cd /tmp/ltsmin7685757956311029016;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin7685757956311029016;'/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/stateBased9923716265788853582.hoa' '--buchi-type=spotba'
LTSmin run took 17 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-13 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-05a-LTLFireability-13 finished in 42665 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 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 54 transition count 169
Reduce places removed 6 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 7 rules applied. Total rules applied 13 place count 48 transition count 168
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 14 place count 47 transition count 168
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 14 place count 47 transition count 167
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 16 place count 46 transition count 167
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 21 place count 41 transition count 137
Iterating global reduction 3 with 5 rules applied. Total rules applied 26 place count 41 transition count 137
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 30 place count 39 transition count 135
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 32 place count 38 transition count 135
Applied a total of 32 rules in 48 ms. Remains 38 /54 variables (removed 16) and now considering 135/175 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5853213228539668411.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9158146528607566604.kers'
[2026-05-22 19:47:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5853213228539668411.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9158146528607566604.kers]
Normalized transition count is 134 out of 135 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 134 rows 37 cols 906 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 19:47:15] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9158146528607566604.kers
Total runtime 2 ms.
[2026-05-22 19:47:15] [INFO ] Implicit Places using invariants in 78 ms returned []
[2026-05-22 19:47:15] [INFO ] Invariant cache hit.
[2026-05-22 19:47:15] [INFO ] State equation strengthened by 80 read => feed constraints.
[2026-05-22 19:47:15] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
[2026-05-22 19:47:15] [INFO ] Redundant transitions in 28 ms returned []
Running 134 sub problems to find dead transitions.
[2026-05-22 19:47:15] [INFO ] Invariant cache hit.
[2026-05-22 19:47:15] [INFO ] State equation strengthened by 80 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 1 (OVERLAPS) 1/38 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 3 (OVERLAPS) 134/172 variables, 38/45 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 79/124 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/172 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 7 (OVERLAPS) 1/173 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 9 (OVERLAPS) 0/173 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 134 unsolved
No progress, stopping.
After SMT solving in domain Real declared 173/173 variables, and 126 constraints, problems are : Problem set: 0 solved, 134 unsolved in 12479 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 38/38 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 134/134 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 134 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 1 (OVERLAPS) 1/38 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 4 (OVERLAPS) 134/172 variables, 38/46 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 79/125 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/172 variables, 134/259 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/172 variables, 4/263 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 9 (OVERLAPS) 1/173 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/173 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 134 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 173/173 variables, and 264 constraints, problems are : Problem set: 0 solved, 134 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 38/38 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 134/134 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 42682ms problems are : Problem set: 0 solved, 134 unsolved
Search for dead transitions found 0 dead transitions in 42683ms
Starting structural reductions in SI_LTL mode, iteration 1 : 38/54 places, 135/175 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43014 ms. Remains : 38/54 places, 135/175 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 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-14
Stuttering criterion allowed to conclude after 35 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-05a-LTLFireability-14 finished in 43120 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 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 175/175 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 54 transition count 170
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 49 transition count 170
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 10 place count 49 transition count 168
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 47 transition count 168
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 19 place count 42 transition count 138
Iterating global reduction 2 with 5 rules applied. Total rules applied 24 place count 42 transition count 138
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 26 place count 41 transition count 137
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 28 place count 40 transition count 137
Applied a total of 28 rules in 34 ms. Remains 40 /54 variables (removed 14) and now considering 137/175 (removed 38) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17113673291914618750.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16769663259859025551.kers'
[2026-05-22 19:47:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17113673291914618750.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16769663259859025551.kers]
Normalized transition count is 136 out of 137 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 136 rows 39 cols 911 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-22 19:47:58] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16769663259859025551.kers
Total runtime 1 ms.
[2026-05-22 19:47:58] [INFO ] Implicit Places using invariants in 98 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 100 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 39/54 places, 137/175 transitions.
Applied a total of 0 rules in 7 ms. Remains 39 /39 variables (removed 0) and now considering 137/137 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 142 ms. Remains : 39/54 places, 137/175 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 43 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-05a-LTLFireability-15
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-05a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-05a-LTLFireability-15 finished in 209 ms.
All properties solved by simple procedures.
Total runtime 304773 ms.

BK_STOP 1779479278998

--------------------
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-05a"
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-05a, 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-177946787900068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-05a.tgz
mv AutonomousCar-PT-05a 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 ;