fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r018-smll-177946788000116
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for AutonomousCar-PT-08a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
8808.168 2341808.00 3976142.00 7219.50 FFTFFFTFFFFFFFFF normal

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-177946788000116.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-08a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788000116
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 904K
-rw-r--r-- 1 mcc users 6.3K Mar 5 16:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 5 16:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 5 16:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 5 16:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 07:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 5 16:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 146K Mar 5 16:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 5 16:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 5 16:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:21 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 448K 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-08a-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779496811722

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-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 00:40:14] [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]
[2026-05-23 00:40:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 00:40:14] [INFO ] Load time of PNML (sax parser for PT used): 296 ms
[2026-05-23 00:40:14] [INFO ] Transformed 81 places.
[2026-05-23 00:40:14] [INFO ] Transformed 849 transitions.
[2026-05-23 00:40:14] [INFO ] Found NUPN structural information;
[2026-05-23 00:40:14] [INFO ] Parsed PT model containing 81 places and 849 transitions and 8894 arcs in 534 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 275 transitions
Reduce redundant transitions removed 275 transitions.
FORMULA AutonomousCar-PT-08a-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-08a-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 81 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 81/81 places, 574/574 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 79 transition count 564
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 79 transition count 564
Applied a total of 4 rules in 54 ms. Remains 79 /81 variables (removed 2) and now considering 564/574 (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-17040838138681931828.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17818893548628959992.kers'
[2026-05-23 00:40:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17040838138681931828.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17818893548628959992.kers]
Normalized transition count is 563 out of 564 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 563 rows 78 cols 6237 entries
Finished phase 1 with 67 SingleSign rule and 0 generalized
[2026-05-23 00:40:15] [INFO ] Computed 12 invariants in 4 ms
Computed 12 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-17818893548628959992.kers
Total runtime 8 ms.
[2026-05-23 00:40:15] [INFO ] Implicit Places using invariants in 363 ms returned []
[2026-05-23 00:40:15] [INFO ] Invariant cache hit.
[2026-05-23 00:40:15] [INFO ] State equation strengthened by 251 read => feed constraints.
[2026-05-23 00:40:16] [INFO ] Implicit Places using invariants and state equation in 542 ms returned [75, 77]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 976 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 77/81 places, 564/574 transitions.
Applied a total of 0 rules in 8 ms. Remains 77 /77 variables (removed 0) and now considering 564/564 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1069 ms. Remains : 77/81 places, 564/574 transitions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Applied a total of 0 rules in 15 ms. Remains 77 /77 variables (removed 0) and now considering 564/564 (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-8318662086571371806.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8302857698720243971.kers'
[2026-05-23 00:40:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8318662086571371806.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8302857698720243971.kers]
Normalized transition count is 563 out of 564 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 563 rows 76 cols 6230 entries
Finished phase 1 with 67 SingleSign rule and 0 generalized
[2026-05-23 00:40:16] [INFO ] Computed 10 invariants in 7 ms
Computed 10 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-8302857698720243971.kers
Total runtime 9 ms.
[2026-05-23 00:40:16] [INFO ] Implicit Places using invariants in 182 ms returned []
[2026-05-23 00:40:16] [INFO ] Invariant cache hit.
[2026-05-23 00:40:16] [INFO ] State equation strengthened by 251 read => feed constraints.
[2026-05-23 00:40:16] [INFO ] Implicit Places using invariants and state equation in 546 ms returned []
Implicit Place search using SMT with State Equation took 746 ms to find 0 implicit places.
Running 563 sub problems to find dead transitions.
[2026-05-23 00:40:17] [INFO ] Invariant cache hit.
[2026-05-23 00:40:17] [INFO ] State equation strengthened by 251 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 1 (OVERLAPS) 1/77 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 3 (OVERLAPS) 563/640 variables, 77/87 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/640 variables, 250/337 constraints. Problems are: Problem set: 0 solved, 563 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 640/641 variables, and 340 constraints, problems are : Problem set: 0 solved, 563 unsolved in 30096 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 77/77 constraints, ReadFeed: 250/251 constraints, PredecessorRefiner: 563/57 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 563 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 1 (OVERLAPS) 1/77 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 4 (OVERLAPS) 563/640 variables, 77/90 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/640 variables, 250/340 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/640 variables, 57/397 constraints. Problems are: Problem set: 0 solved, 563 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 640/641 variables, and 397 constraints, problems are : Problem set: 0 solved, 563 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 77/77 constraints, ReadFeed: 250/251 constraints, PredecessorRefiner: 563/57 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61790ms problems are : Problem set: 0 solved, 563 unsolved
Search for dead transitions found 0 dead transitions in 61903ms
Finished structural reductions in LTL mode , in 1 iterations and 62758 ms. Remains : 77/77 places, 564/564 transitions.
Support contains 46 out of 77 places after structural reductions.
[2026-05-23 00:41:20] [INFO ] Flatten gal took : 466 ms
[2026-05-23 00:41:20] [INFO ] Flatten gal took : 194 ms
[2026-05-23 00:41:21] [INFO ] Input system was already deterministic with 564 transitions.
Support contains 45 out of 77 places (down from 46) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 32 to 30
RANDOM walk for 40000 steps (2100 resets) in 3640 ms. (10 steps per ms) remains 15/30 properties
BEST_FIRST walk for 4004 steps (13 resets) in 34 ms. (114 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (12 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (13 resets) in 13 ms. (285 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (13 resets) in 31 ms. (125 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (15 resets) in 17 ms. (222 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (17 resets) in 22 ms. (174 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (14 resets) in 18 ms. (210 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (11 resets) in 20 ms. (190 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (14 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (12 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (15 resets) in 23 ms. (166 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4004 steps (13 resets) in 20 ms. (190 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (15 resets) in 10 ms. (364 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (11 resets) in 10 ms. (363 steps per ms) remains 14/14 properties
[2026-05-23 00:41:22] [INFO ] Invariant cache hit.
[2026-05-23 00:41:22] [INFO ] State equation strengthened by 251 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp28 is UNSAT
At refinement iteration 1 (OVERLAPS) 34/69 variables, 10/10 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/10 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 557/626 variables, 69/79 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/626 variables, 250/329 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/626 variables, 0/329 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 13/639 variables, 7/336 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/639 variables, 0/336 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 1/640 variables, 1/337 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/640 variables, 0/337 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 1/641 variables, 1/338 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/641 variables, 0/338 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 12 (OVERLAPS) 0/641 variables, 0/338 constraints. Problems are: Problem set: 2 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 641/641 variables, and 338 constraints, problems are : Problem set: 2 solved, 12 unsolved in 4599 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 77/77 constraints, ReadFeed: 251/251 constraints, PredecessorRefiner: 14/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 37/69 variables, 10/10 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/10 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 557/626 variables, 69/79 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/626 variables, 250/329 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/626 variables, 4/333 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/626 variables, 1/334 constraints. Problems are: Problem set: 2 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/626 variables, 0/334 constraints. Problems are: Problem set: 2 solved, 12 unsolved
SMT process timed out in 9717ms, After SMT, problems are : Problem set: 2 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 32 out of 77 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 77/77 places, 564/564 transitions.
Graph (complete) has 832 edges and 77 vertex of which 76 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.20 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 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 6 rules applied. Total rules applied 7 place count 76 transition count 557
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 11 place count 73 transition count 556
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 12 place count 72 transition count 556
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 12 place count 72 transition count 553
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 18 place count 69 transition count 553
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 22 place count 65 transition count 525
Iterating global reduction 3 with 4 rules applied. Total rules applied 26 place count 65 transition count 525
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 28 place count 64 transition count 524
Free-agglomeration rule applied 6 times.
Iterating global reduction 3 with 6 rules applied. Total rules applied 34 place count 64 transition count 518
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 3 with 30 rules applied. Total rules applied 64 place count 58 transition count 494
Applied a total of 64 rules in 491 ms. Remains 58 /77 variables (removed 19) and now considering 494/564 (removed 70) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 505 ms. Remains : 58/77 places, 494/564 transitions.
RANDOM walk for 40000 steps (354 resets) in 1236 ms. (32 steps per ms) remains 10/12 properties
BEST_FIRST walk for 40003 steps (158 resets) in 129 ms. (307 steps per ms) remains 8/10 properties
BEST_FIRST walk for 40004 steps (154 resets) in 103 ms. (384 steps per ms) remains 7/8 properties
BEST_FIRST walk for 40004 steps (157 resets) in 88 ms. (449 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (28 resets) in 122 ms. (325 steps per ms) remains 5/7 properties
BEST_FIRST walk for 40004 steps (139 resets) in 109 ms. (363 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (157 resets) in 89 ms. (444 steps per ms) remains 5/5 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2221124039903543004.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9455290298281975415.kers'
[2026-05-23 00:41:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2221124039903543004.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9455290298281975415.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 494 rows 57 cols 5898 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-23 00:41:33] [INFO ] Computed 12 invariants in 3 ms
Computed 12 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-9455290298281975415.kers
Total runtime 5 ms.
[2026-05-23 00:41:33] [INFO ] State equation strengthened by 201 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 28/38 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 20/58 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 494/552 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 201/271 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/552 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/552 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 271 constraints, problems are : Problem set: 0 solved, 5 unsolved in 995 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 201/201 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 28/38 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 20/58 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 494/552 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 201/271 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/552 variables, 5/276 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/552 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/552 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 552/552 variables, and 276 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1954 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 201/201 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 2975ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 2235 ms.
Support contains 10 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 494/494 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 58 transition count 493
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 57 transition count 493
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 5 place count 54 transition count 466
Iterating global reduction 2 with 3 rules applied. Total rules applied 8 place count 54 transition count 466
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 2 with 4 rules applied. Total rules applied 12 place count 52 transition count 464
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 13 place count 52 transition count 463
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 22 place count 51 transition count 455
Applied a total of 22 rules in 96 ms. Remains 51 /58 variables (removed 7) and now considering 455/494 (removed 39) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96 ms. Remains : 51/58 places, 455/494 transitions.
RANDOM walk for 40000 steps (322 resets) in 668 ms. (59 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (139 resets) in 120 ms. (330 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (157 resets) in 120 ms. (330 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (139 resets) in 137 ms. (289 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (140 resets) in 112 ms. (354 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (153 resets) in 101 ms. (392 steps per ms) remains 4/5 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-132916103438357089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8870002841648800829.kers'
[2026-05-23 00:41:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-132916103438357089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8870002841648800829.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 455 rows 49 cols 5689 entries
Finished phase 1 with 39 SingleSign rule and 0 generalized
[2026-05-23 00:41:38] [INFO ] Computed 12 invariants in 4 ms
Computed 12 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-8870002841648800829.kers
Total runtime 7 ms.
[2026-05-23 00:41:38] [INFO ] State equation strengthened by 169 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 21/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 22/51 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 455/506 variables, 51/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/506 variables, 169/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/506 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/506 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 506/506 variables, and 232 constraints, problems are : Problem set: 0 solved, 4 unsolved in 748 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 51/51 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 21/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 22/51 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 455/506 variables, 51/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/506 variables, 169/232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/506 variables, 5/237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/506 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 0/506 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 506/506 variables, and 237 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1411 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 51/51 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 2189ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1260 ms.
Support contains 8 out of 51 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 51/51 places, 455/455 transitions.
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 51 transition count 454
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 50 transition count 446
Applied a total of 10 rules in 51 ms. Remains 50 /51 variables (removed 1) and now considering 446/455 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 50/51 places, 446/455 transitions.
RANDOM walk for 40000 steps (128 resets) in 424 ms. (94 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (113 resets) in 98 ms. (404 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (124 resets) in 82 ms. (481 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (137 resets) in 75 ms. (526 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (142 resets) in 59 ms. (666 steps per ms) remains 3/3 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9050302227145127726.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15080904760939316051.kers'
[2026-05-23 00:41:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9050302227145127726.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15080904760939316051.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 446 rows 48 cols 5639 entries
Finished phase 1 with 38 SingleSign rule and 0 generalized
[2026-05-23 00:41:42] [INFO ] Computed 12 invariants in 3 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15080904760939316051.kers
Total runtime 5 ms.
[2026-05-23 00:41:42] [INFO ] State equation strengthened by 161 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 26/50 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 446/496 variables, 50/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/496 variables, 161/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/496 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/496 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 496/496 variables, and 223 constraints, problems are : Problem set: 0 solved, 3 unsolved in 444 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 50/50 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 26/50 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 446/496 variables, 50/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/496 variables, 161/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/496 variables, 3/226 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/496 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/496 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 496/496 variables, and 226 constraints, problems are : Problem set: 0 solved, 3 unsolved in 659 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 50/50 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 1129ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 320 ms.
Support contains 6 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 446/446 transitions.
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 50 transition count 445
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 49 transition count 437
Applied a total of 10 rules in 45 ms. Remains 49 /50 variables (removed 1) and now considering 437/446 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 49/50 places, 437/446 transitions.
RANDOM walk for 40000 steps (49 resets) in 433 ms. (92 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (88 resets) in 79 ms. (500 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (146 resets) in 73 ms. (540 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (153 resets) in 78 ms. (506 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 1074146 steps, run timeout after 3001 ms. (steps per millisecond=357 ) properties seen :2 out of 3
Probabilistic random walk after 1074146 steps, saw 138654 distinct states, run finished after 3009 ms. (steps per millisecond=356 ) properties seen :2
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1722796156494883101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6781649425808887273.kers'
[2026-05-23 00:41:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1722796156494883101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6781649425808887273.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 437 rows 47 cols 5589 entries
Finished phase 1 with 37 SingleSign rule and 0 generalized
[2026-05-23 00:41:47] [INFO ] Computed 12 invariants in 3 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6781649425808887273.kers
Total runtime 4 ms.
[2026-05-23 00:41:47] [INFO ] State equation strengthened by 153 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) 14/18 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 31/49 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 437/486 variables, 49/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 153/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/486 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 214 constraints, problems are : Problem set: 0 solved, 1 unsolved in 246 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 49/49 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 14/18 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 31/49 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 437/486 variables, 49/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 153/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 5/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/486 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 219 constraints, problems are : Problem set: 0 solved, 1 unsolved in 912 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 49/49 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 1180ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 120 ms.
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 437/437 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 48 transition count 428
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 48 transition count 428
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 48 transition count 427
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 12 place count 47 transition count 419
Applied a total of 12 rules in 77 ms. Remains 47 /49 variables (removed 2) and now considering 419/437 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 47/49 places, 419/437 transitions.
RANDOM walk for 40000 steps (35 resets) in 449 ms. (88 steps per ms) remains 1/1 properties
BEST_FIRST walk for 34144 steps (47 resets) in 65 ms. (517 steps per ms) remains 0/1 properties
FORMULA AutonomousCar-PT-08a-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA AutonomousCar-PT-08a-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
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((X(X(F(p0)))&&G(p1))))'
Support contains 13 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 7 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13646434821501278976.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3149747732661911837.kers'
[2026-05-23 00:41:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13646434821501278976.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3149747732661911837.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:41:49] [INFO ] Computed 10 invariants in 5 ms
Computed 10 P flows in 20 ms.
Exported basis to /tmp/petrispot-output-3149747732661911837.kers
Total runtime 21 ms.
[2026-05-23 00:41:50] [INFO ] Implicit Places using invariants in 362 ms returned []
[2026-05-23 00:41:50] [INFO ] Invariant cache hit.
[2026-05-23 00:41:50] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:41:50] [INFO ] Implicit Places using invariants and state equation in 689 ms returned []
Implicit Place search using SMT with State Equation took 1066 ms to find 0 implicit places.
Running 509 sub problems to find dead transitions.
[2026-05-23 00:41:50] [INFO ] Invariant cache hit.
[2026-05-23 00:41:50] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (OVERLAPS) 509/580 variables, 71/81 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 3/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 580/581 variables, and 286 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 509 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (OVERLAPS) 509/580 variables, 71/84 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 202/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 51/337 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/581 variables, and 344 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 61152ms problems are : Problem set: 0 solved, 509 unsolved
Search for dead transitions found 0 dead transitions in 61162ms
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62239 ms. Remains : 71/77 places, 510/564 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)))&&G(p1))))'
Stuttering acceptance computed with spot in 664 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-00 finished in 63083 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(((p0||X(X(X(X(!p0))))) U X(X(p1))))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 70 transition count 501
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 70 transition count 501
Applied a total of 14 rules in 12 ms. Remains 70 /77 variables (removed 7) and now considering 501/564 (removed 63) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8879942463293744212.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-463548364449062982.kers'
[2026-05-23 00:42:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8879942463293744212.kers, --Pflows, --basisKERS=/tmp/petrispot-output-463548364449062982.kers]
Normalized transition count is 500 out of 501 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 500 rows 69 cols 5880 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-23 00:42:52] [INFO ] Computed 10 invariants in 5 ms
Computed 10 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-463548364449062982.kers
Total runtime 13 ms.
[2026-05-23 00:42:53] [INFO ] Implicit Places using invariants in 537 ms returned []
[2026-05-23 00:42:53] [INFO ] Invariant cache hit.
[2026-05-23 00:42:53] [INFO ] State equation strengthened by 195 read => feed constraints.
[2026-05-23 00:42:54] [INFO ] Implicit Places using invariants and state equation in 948 ms returned []
Implicit Place search using SMT with State Equation took 1525 ms to find 0 implicit places.
Running 500 sub problems to find dead transitions.
[2026-05-23 00:42:54] [INFO ] Invariant cache hit.
[2026-05-23 00:42:54] [INFO ] State equation strengthened by 195 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/70 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (OVERLAPS) 500/570 variables, 70/80 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/570 variables, 194/274 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/571 variables, and 277 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 70/70 constraints, ReadFeed: 194/195 constraints, PredecessorRefiner: 500/50 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/70 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (OVERLAPS) 500/570 variables, 70/83 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 194/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 50/327 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/571 variables, and 334 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 70/70 constraints, ReadFeed: 194/195 constraints, PredecessorRefiner: 500/50 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60901ms problems are : Problem set: 0 solved, 500 unsolved
Search for dead transitions found 0 dead transitions in 60904ms
Starting structural reductions in LTL mode, iteration 1 : 70/77 places, 501/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62446 ms. Remains : 70/77 places, 501/564 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((X(X(X(X(!p0))))||p0) U X(X(p1))))))'
Stuttering acceptance computed with spot in 585 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) p0), (NOT p1), (AND p0 (NOT p1)), (AND (NOT p1) p0), p0, p0, true]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-03
Stuttering criterion allowed to conclude after 38351 steps with 4783 reset in 862 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-03 finished in 63977 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((G((p0 U X(p1)))||X(X(X(X(F(p2))))))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 6 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11288642029257748627.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-260000768580660179.kers'
[2026-05-23 00:43:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11288642029257748627.kers, --Pflows, --basisKERS=/tmp/petrispot-output-260000768580660179.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:43:56] [INFO ] Computed 10 invariants in 3 ms
Computed 10 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-260000768580660179.kers
Total runtime 4 ms.
[2026-05-23 00:43:56] [INFO ] Implicit Places using invariants in 265 ms returned []
[2026-05-23 00:43:56] [INFO ] Invariant cache hit.
[2026-05-23 00:43:57] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:43:57] [INFO ] Implicit Places using invariants and state equation in 873 ms returned []
Implicit Place search using SMT with State Equation took 1156 ms to find 0 implicit places.
Running 509 sub problems to find dead transitions.
[2026-05-23 00:43:57] [INFO ] Invariant cache hit.
[2026-05-23 00:43:57] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (OVERLAPS) 509/580 variables, 71/81 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 3/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 580/581 variables, and 286 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 509 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (OVERLAPS) 509/580 variables, 71/84 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 202/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 51/337 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/581 variables, and 344 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60954ms problems are : Problem set: 0 solved, 509 unsolved
Search for dead transitions found 0 dead transitions in 60957ms
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62124 ms. Remains : 71/77 places, 510/564 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((G((p0 U X(p1)))||X(X(X(X(F(p2))))))))'
Stuttering acceptance computed with spot in 681 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-04
Product exploration explored 100000 steps with 18198 reset in 1985 ms.
Product exploration explored 100000 steps with 18167 reset in 1687 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 123 ms. Reduced automaton from 12 states, 18 edges and 3 AP (stutter sensitive) to 12 states, 18 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2101 resets) in 1418 ms. (28 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40004 steps (140 resets) in 253 ms. (157 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40004 steps (139 resets) in 296 ms. (134 steps per ms) remains 2/2 properties
[2026-05-23 00:45:03] [INFO ] Invariant cache hit.
[2026-05-23 00:45:03] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf5 is UNSAT
At refinement iteration 1 (OVERLAPS) 20/26 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/62 variables, 6/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 0/274 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 13/576 variables, 5/279 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/576 variables, 0/279 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/580 variables, 4/283 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/580 variables, 0/283 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/581 variables, 1/284 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 0/284 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/581 variables, 0/284 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 284 constraints, problems are : Problem set: 1 solved, 1 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 15/19 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/62 variables, 7/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/278 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 0/278 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 13/576 variables, 5/283 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/576 variables, 0/283 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/580 variables, 4/287 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/580 variables, 0/287 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/581 variables, 1/288 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/581 variables, 0/288 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/581 variables, 0/288 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 581/581 variables, and 288 constraints, problems are : Problem set: 1 solved, 1 unsolved in 896 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 1299ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 88 ms.
Support contains 4 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 510/510 transitions.
Graph (complete) has 772 edges and 71 vertex of which 70 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 70 transition count 497
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 23 place count 61 transition count 496
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 60 transition count 496
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 24 place count 60 transition count 495
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 26 place count 59 transition count 495
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 28 place count 57 transition count 485
Iterating global reduction 3 with 2 rules applied. Total rules applied 30 place count 57 transition count 485
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 36 place count 54 transition count 482
Free-agglomeration rule applied 7 times.
Iterating global reduction 3 with 7 rules applied. Total rules applied 43 place count 54 transition count 475
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 106 place count 47 transition count 419
Applied a total of 106 rules in 82 ms. Remains 47 /71 variables (removed 24) and now considering 419/510 (removed 91) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 47/71 places, 419/510 transitions.
RANDOM walk for 30137 steps (23 resets) in 610 ms. (49 steps per ms) remains 0/1 properties
Found 1 invariant AP formulas.
Knowledge based reduction with 6 factoid took 281 ms. Reduced automaton from 12 states, 18 edges and 3 AP (stutter sensitive) to 9 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 326 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1))]
Knowledge-based reduction took 3073 ms.
Stuttering acceptance computed with spot in 448 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 6 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 510/510 transitions.
Applied a total of 0 rules in 3 ms. Remains 71 /71 variables (removed 0) and now considering 510/510 (removed 0) transitions.
[2026-05-23 00:45:06] [INFO ] Invariant cache hit.
[2026-05-23 00:45:07] [INFO ] Implicit Places using invariants in 278 ms returned []
[2026-05-23 00:45:07] [INFO ] Invariant cache hit.
[2026-05-23 00:45:07] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:45:07] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 883 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 887 ms. Remains : 71/71 places, 510/510 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 125 ms. Reduced automaton from 9 states, 12 edges and 3 AP (stutter sensitive) to 9 states, 12 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2062 resets) in 671 ms. (59 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40002 steps (135 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
[2026-05-23 00:45:08] [INFO ] Invariant cache hit.
[2026-05-23 00:45:08] [INFO ] State equation strengthened by 203 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) 15/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/62 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 13/576 variables, 5/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/576 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/580 variables, 4/283 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/580 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/581 variables, 1/284 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/581 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 284 constraints, problems are : Problem set: 0 solved, 1 unsolved in 501 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 15/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/62 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 13/576 variables, 5/283 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/576 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/580 variables, 4/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/580 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/581 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/581 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/581 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 581/581 variables, and 288 constraints, problems are : Problem set: 0 solved, 1 unsolved in 762 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 1279ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 88 ms.
Support contains 4 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 510/510 transitions.
Graph (complete) has 772 edges and 71 vertex of which 70 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 70 transition count 497
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 23 place count 61 transition count 496
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 60 transition count 496
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 24 place count 60 transition count 495
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 26 place count 59 transition count 495
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 28 place count 57 transition count 485
Iterating global reduction 3 with 2 rules applied. Total rules applied 30 place count 57 transition count 485
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 36 place count 54 transition count 482
Free-agglomeration rule applied 7 times.
Iterating global reduction 3 with 7 rules applied. Total rules applied 43 place count 54 transition count 475
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 106 place count 47 transition count 419
Applied a total of 106 rules in 79 ms. Remains 47 /71 variables (removed 24) and now considering 419/510 (removed 91) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 47/71 places, 419/510 transitions.
RANDOM walk for 35300 steps (35 resets) in 416 ms. (84 steps per ms) remains 0/1 properties
Knowledge based reduction with 5 factoid took 120 ms. Reduced automaton from 9 states, 12 edges and 3 AP (stutter sensitive) to 9 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 385 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1))]
Knowledge-based reduction took 2500 ms.
Stuttering acceptance computed with spot in 391 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 408 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 18173 reset in 1934 ms.
Product exploration explored 100000 steps with 18181 reset in 1785 ms.
Spot run failed in 95 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/ltsmin7623726855589616918
[2026-05-23 00:45:14] [INFO ] Built C files in 40ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7623726855589616918
Running compilation step : cd /tmp/ltsmin7623726855589616918;'/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 2451 ms.
Running link step : cd /tmp/ltsmin7623726855589616918;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin7623726855589616918;'/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/stateBased981097704860153056.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 6 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 510/510 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 510/510 (removed 0) transitions.
[2026-05-23 00:45:29] [INFO ] Invariant cache hit.
[2026-05-23 00:45:29] [INFO ] Implicit Places using invariants in 164 ms returned []
[2026-05-23 00:45:29] [INFO ] Invariant cache hit.
[2026-05-23 00:45:30] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:45:30] [INFO ] Implicit Places using invariants and state equation in 406 ms returned []
Implicit Place search using SMT with State Equation took 602 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 607 ms. Remains : 71/71 places, 510/510 transitions.
Built C files in :
/tmp/ltsmin16373702474895104802
[2026-05-23 00:45:30] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16373702474895104802
Running compilation step : cd /tmp/ltsmin16373702474895104802;'/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 2281 ms.
Running link step : cd /tmp/ltsmin16373702474895104802;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin16373702474895104802;'/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/stateBased2240693567528833979.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-23 00:45:45] [INFO ] Flatten gal took : 67 ms
[2026-05-23 00:45:45] [INFO ] Flatten gal took : 71 ms
[2026-05-23 00:45:45] [INFO ] Time to serialize gal into /tmp/LTL7757369427543544168.gal : 30 ms
[2026-05-23 00:45:45] [INFO ] Time to serialize properties into /tmp/LTL7213406493999159937.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7757369427543544168.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12237547841424542005.hoa' '-atoms' '/tmp/LTL7213406493999159937.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL7213406493999159937.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12237547841424542005.hoa
Detected timeout of ITS tools.
[2026-05-23 00:46:01] [INFO ] Flatten gal took : 154 ms
[2026-05-23 00:46:01] [INFO ] Flatten gal took : 86 ms
[2026-05-23 00:46:01] [INFO ] Time to serialize gal into /tmp/LTL7400906960865240832.gal : 14 ms
[2026-05-23 00:46:01] [INFO ] Time to serialize properties into /tmp/LTL14264433989648487862.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7400906960865240832.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14264433989648487862.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G((G(("(((p1==1)&&(p6==1))&&((p38==1)&&(p73==1)))")U(X("(((p1==1)&&(p8==1))&&((p21==1)&&(p73==1)))"))))||(X(X(X(X(F("(((p1==0)||(p8...193
Formula 0 simplified : F(F(!"(((p1==1)&&(p6==1))&&((p38==1)&&(p73==1)))" R X!"(((p1==1)&&(p8==1))&&((p21==1)&&(p73==1)))") & XXXXG!"(((p1==0)||(p8==0))||((...176
Detected timeout of ITS tools.
[2026-05-23 00:46:16] [INFO ] Flatten gal took : 73 ms
[2026-05-23 00:46:16] [INFO ] Applying decomposition
[2026-05-23 00:46:16] [INFO ] Flatten gal took : 53 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6906332503764462705.txt' '-o' '/tmp/graph6906332503764462705.bin' '-w' '/tmp/graph6906332503764462705.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6906332503764462705.bin' '-l' '-1' '-v' '-w' '/tmp/graph6906332503764462705.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:46:17] [INFO ] Decomposing Gal with order
[2026-05-23 00:46:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:46:17] [INFO ] Removed a total of 2983 redundant transitions.
[2026-05-23 00:46:17] [INFO ] Flatten gal took : 454 ms
[2026-05-23 00:46:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 19 labels/synchronizations in 76 ms.
[2026-05-23 00:46:17] [INFO ] Time to serialize gal into /tmp/LTL17968090736647553036.gal : 18 ms
[2026-05-23 00:46:17] [INFO ] Time to serialize properties into /tmp/LTL4101518775856721157.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17968090736647553036.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4101518775856721157.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G((G(("(((u25.p1==1)&&(u25.p6==1))&&((i3.u11.p38==1)&&(u25.p73==1)))")U(X("(((u25.p1==1)&&(u25.p8==1))&&((i10.u4.p21==1)&&(u25.p73=...250
Formula 0 simplified : F(F(!"(((u25.p1==1)&&(u25.p6==1))&&((i3.u11.p38==1)&&(u25.p73==1)))" R X!"(((u25.p1==1)&&(u25.p8==1))&&((i10.u4.p21==1)&&(u25.p73==1...233
Reverse transition relation is NOT exact ! Due to transitions t284, t297, t298, t301, t302, t305, t306, t309, t310, t313, t314, t317, t318, t321, t322, t32...1196
Detected timeout of ITS tools.
Treatment of property AutonomousCar-PT-08a-LTLFireability-04 finished in 156271 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(G((p1&&F(p0))))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 70 transition count 501
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 70 transition count 501
Applied a total of 14 rules in 4 ms. Remains 70 /77 variables (removed 7) and now considering 501/564 (removed 63) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-801852701127323360.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12628991941112873884.kers'
[2026-05-23 00:46:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-801852701127323360.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12628991941112873884.kers]
Normalized transition count is 500 out of 501 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 500 rows 69 cols 5880 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-23 00:46:32] [INFO ] Computed 10 invariants in 4 ms
Computed 10 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12628991941112873884.kers
Total runtime 6 ms.
[2026-05-23 00:46:33] [INFO ] Implicit Places using invariants in 189 ms returned []
[2026-05-23 00:46:33] [INFO ] Invariant cache hit.
[2026-05-23 00:46:33] [INFO ] State equation strengthened by 195 read => feed constraints.
[2026-05-23 00:46:33] [INFO ] Implicit Places using invariants and state equation in 691 ms returned []
Implicit Place search using SMT with State Equation took 883 ms to find 0 implicit places.
Running 500 sub problems to find dead transitions.
[2026-05-23 00:46:33] [INFO ] Invariant cache hit.
[2026-05-23 00:46:33] [INFO ] State equation strengthened by 195 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/70 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (OVERLAPS) 500/570 variables, 70/80 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/570 variables, 194/274 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/571 variables, and 277 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 70/70 constraints, ReadFeed: 194/195 constraints, PredecessorRefiner: 500/50 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/70 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (OVERLAPS) 500/570 variables, 70/83 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 194/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 50/327 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/571 variables, and 334 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 70/70 constraints, ReadFeed: 194/195 constraints, PredecessorRefiner: 500/50 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 61130ms problems are : Problem set: 0 solved, 500 unsolved
Search for dead transitions found 0 dead transitions in 61135ms
Starting structural reductions in LTL mode, iteration 1 : 70/77 places, 501/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62027 ms. Remains : 70/77 places, 501/564 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(G((p1&&F(p0))))))'
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-05
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-05 finished in 62303 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) U (G(p1)||X(!p2))))'
Support contains 14 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 72 transition count 519
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 72 transition count 519
Applied a total of 10 rules in 6 ms. Remains 72 /77 variables (removed 5) and now considering 519/564 (removed 45) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18325463584487122937.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10716628967025902949.kers'
[2026-05-23 00:47:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18325463584487122937.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10716628967025902949.kers]
Normalized transition count is 518 out of 519 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 518 rows 71 cols 5980 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-23 00:47:35] [INFO ] Computed 10 invariants in 5 ms
Computed 10 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-10716628967025902949.kers
Total runtime 8 ms.
[2026-05-23 00:47:35] [INFO ] Implicit Places using invariants in 306 ms returned []
[2026-05-23 00:47:35] [INFO ] Invariant cache hit.
[2026-05-23 00:47:35] [INFO ] State equation strengthened by 211 read => feed constraints.
[2026-05-23 00:47:36] [INFO ] Implicit Places using invariants and state equation in 611 ms returned []
Implicit Place search using SMT with State Equation took 931 ms to find 0 implicit places.
Running 518 sub problems to find dead transitions.
[2026-05-23 00:47:36] [INFO ] Invariant cache hit.
[2026-05-23 00:47:36] [INFO ] State equation strengthened by 211 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (OVERLAPS) 1/72 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (OVERLAPS) 518/590 variables, 72/82 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/590 variables, 210/292 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 590/591 variables, and 295 constraints, problems are : Problem set: 0 solved, 518 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 72/72 constraints, ReadFeed: 210/211 constraints, PredecessorRefiner: 518/52 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 518 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (OVERLAPS) 1/72 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 4 (OVERLAPS) 518/590 variables, 72/85 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 210/295 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/590 variables, 52/347 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 590/591 variables, and 353 constraints, problems are : Problem set: 0 solved, 518 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 72/72 constraints, ReadFeed: 210/211 constraints, PredecessorRefiner: 518/52 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 61200ms problems are : Problem set: 0 solved, 518 unsolved
Search for dead transitions found 0 dead transitions in 61203ms
Starting structural reductions in LTL mode, iteration 1 : 72/77 places, 519/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62143 ms. Remains : 72/77 places, 519/564 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (G(p1)||X(!p2))))'
Stuttering acceptance computed with spot in 543 ms :[(AND (NOT p1) p2), p2, (AND (NOT p0) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), true, (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 3445 ms.
Product exploration explored 100000 steps with 50000 reset in 3082 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 27 factoid took 18 ms. Proved property starting from automaton with 10 states, 29 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 29 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-08a-LTLFireability-06 finished in 69300 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0)) U ((!p0&&X(X(p0)))||X(X(G(p0)))))))'
Support contains 1 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 5 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-258546121617820814.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2830114413178100458.kers'
[2026-05-23 00:48:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-258546121617820814.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2830114413178100458.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:48:44] [INFO ] Computed 10 invariants in 4 ms
Computed 10 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2830114413178100458.kers
Total runtime 6 ms.
[2026-05-23 00:48:45] [INFO ] Implicit Places using invariants in 524 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 536 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 70/77 places, 510/564 transitions.
Applied a total of 0 rules in 3 ms. Remains 70 /70 variables (removed 0) and now considering 510/510 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 544 ms. Remains : 70/77 places, 510/564 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0)) U (X(X(G(p0)))||(!p0&&X(X(p0)))))))'
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-07
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-07 finished in 826 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 75 transition count 554
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 66 transition count 553
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 21 place count 65 transition count 553
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 21 place count 65 transition count 552
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 23 place count 64 transition count 552
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 30 place count 57 transition count 489
Iterating global reduction 3 with 7 rules applied. Total rules applied 37 place count 57 transition count 489
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 41 place count 55 transition count 487
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 43 place count 54 transition count 487
Applied a total of 43 rules in 243 ms. Remains 54 /77 variables (removed 23) and now considering 487/564 (removed 77) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1438632267868738517.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4716230498473729974.kers'
[2026-05-23 00:48:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1438632267868738517.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4716230498473729974.kers]
Normalized transition count is 486 out of 487 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 486 rows 54 cols 5847 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-23 00:48:45] [INFO ] Computed 9 invariants in 5 ms
Computed 9 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4716230498473729974.kers
Total runtime 9 ms.
[2026-05-23 00:48:45] [INFO ] Implicit Places using invariants in 400 ms returned []
[2026-05-23 00:48:45] [INFO ] Invariant cache hit.
[2026-05-23 00:48:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:48:46] [INFO ] Implicit Places using invariants and state equation in 618 ms returned []
Implicit Place search using SMT with State Equation took 1034 ms to find 0 implicit places.
[2026-05-23 00:48:46] [INFO ] Redundant transitions in 125 ms returned []
Running 486 sub problems to find dead transitions.
[2026-05-23 00:48:46] [INFO ] Invariant cache hit.
[2026-05-23 00:48:46] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 2 (OVERLAPS) 486/540 variables, 54/63 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/540 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 486 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 540/541 variables, and 70 constraints, problems are : Problem set: 0 solved, 486 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 54/54 constraints, ReadFeed: 1/2 constraints, PredecessorRefiner: 486/35 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 486 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 3 (OVERLAPS) 486/540 variables, 54/64 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 35/100 constraints. Problems are: Problem set: 0 solved, 486 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 5/105 constraints. Problems are: Problem set: 0 solved, 486 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 540/541 variables, and 107 constraints, problems are : Problem set: 0 solved, 486 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 54/54 constraints, ReadFeed: 1/2 constraints, PredecessorRefiner: 486/35 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60936ms problems are : Problem set: 0 solved, 486 unsolved
Search for dead transitions found 0 dead transitions in 60942ms
Starting structural reductions in SI_LTL mode, iteration 1 : 54/77 places, 487/564 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62362 ms. Remains : 54/77 places, 487/564 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 58 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-09
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-09 finished in 62466 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) U p0) U X(G(p2)))&&X(p2))))'
Support contains 8 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 25 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3789308190647059668.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9633203539706297973.kers'
[2026-05-23 00:49:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3789308190647059668.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9633203539706297973.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:49:47] [INFO ] Computed 10 invariants in 5 ms
Computed 10 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-9633203539706297973.kers
Total runtime 8 ms.
[2026-05-23 00:49:48] [INFO ] Implicit Places using invariants in 282 ms returned []
[2026-05-23 00:49:48] [INFO ] Invariant cache hit.
[2026-05-23 00:49:48] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:49:48] [INFO ] Implicit Places using invariants and state equation in 606 ms returned []
Implicit Place search using SMT with State Equation took 890 ms to find 0 implicit places.
Running 509 sub problems to find dead transitions.
[2026-05-23 00:49:48] [INFO ] Invariant cache hit.
[2026-05-23 00:49:48] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (OVERLAPS) 509/580 variables, 71/81 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 3/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 580/581 variables, and 286 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 509 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (OVERLAPS) 509/580 variables, 71/84 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 202/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 51/337 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/581 variables, and 344 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60755ms problems are : Problem set: 0 solved, 509 unsolved
Search for dead transitions found 0 dead transitions in 60760ms
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61680 ms. Remains : 71/77 places, 510/564 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) U p0) U X(G(p2)))&&X(p2))))'
Stuttering acceptance computed with spot in 410 ms :[(NOT p2), (AND p1 (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p2), (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))), true, (NOT p1), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-10 finished in 62166 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((X(p1)||p0))||G(p2))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 6 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7571504142460533061.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12257545714455918387.kers'
[2026-05-23 00:50:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7571504142460533061.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12257545714455918387.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:50:49] [INFO ] Computed 10 invariants in 4 ms
Computed 10 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12257545714455918387.kers
Total runtime 6 ms.
[2026-05-23 00:50:50] [INFO ] Implicit Places using invariants in 198 ms returned []
[2026-05-23 00:50:50] [INFO ] Invariant cache hit.
[2026-05-23 00:50:50] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:50:50] [INFO ] Implicit Places using invariants and state equation in 436 ms returned []
Implicit Place search using SMT with State Equation took 637 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 643 ms. Remains : 71/77 places, 510/564 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((X(p1)||p0))||G(p2))))'
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-11
Product exploration explored 100000 steps with 576 reset in 272 ms.
Product exploration explored 100000 steps with 678 reset in 334 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 31 factoid took 107 ms. Reduced automaton from 2 states, 12 edges and 3 AP (stutter sensitive) to 2 states, 12 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 15 to 9
RANDOM walk for 40000 steps (2059 resets) in 821 ms. (48 steps per ms) remains 5/9 properties
BEST_FIRST walk for 40004 steps (138 resets) in 95 ms. (416 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40003 steps (132 resets) in 61 ms. (645 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (152 resets) in 83 ms. (476 steps per ms) remains 3/3 properties
[2026-05-23 00:50:51] [INFO ] Invariant cache hit.
[2026-05-23 00:50:51] [INFO ] State equation strengthened by 203 read => feed constraints.
Problem apf0 is UNSAT
Problem apf7 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/26 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/62 variables, 6/10 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 0/274 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 13/576 variables, 5/279 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/576 variables, 0/279 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/580 variables, 4/283 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/580 variables, 0/283 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/581 variables, 1/284 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 0/284 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/581 variables, 0/284 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 284 constraints, problems are : Problem set: 2 solved, 1 unsolved in 363 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/26 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/62 variables, 6/10 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 6/280 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 0/280 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 13/576 variables, 5/285 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/576 variables, 0/285 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/580 variables, 4/289 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/580 variables, 0/289 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/581 variables, 1/290 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/581 variables, 0/290 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/581 variables, 0/290 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 581/581 variables, and 290 constraints, problems are : Problem set: 2 solved, 1 unsolved in 1168 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 1544ms problems are : Problem set: 2 solved, 1 unsolved
Parikh walk visited 0 properties in 52 ms.
Support contains 5 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 510/510 transitions.
Graph (complete) has 772 edges and 71 vertex of which 70 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 70 transition count 497
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 22 place count 61 transition count 497
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 22 place count 61 transition count 496
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 24 place count 60 transition count 496
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 59 transition count 495
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 59 transition count 495
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 56 transition count 492
Free-agglomeration rule applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 40 place count 56 transition count 484
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 104 place count 48 transition count 428
Applied a total of 104 rules in 77 ms. Remains 48 /71 variables (removed 23) and now considering 428/510 (removed 82) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 48/71 places, 428/510 transitions.
RANDOM walk for 40000 steps (21 resets) in 528 ms. (75 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (139 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1232839 steps, run timeout after 3001 ms. (steps per millisecond=410 ) properties seen :0 out of 1
Probabilistic random walk after 1232839 steps, saw 157746 distinct states, run finished after 3001 ms. (steps per millisecond=410 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13595536775875147782.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17539553837224755718.kers'
[2026-05-23 00:50:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13595536775875147782.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17539553837224755718.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 428 rows 46 cols 5539 entries
Finished phase 1 with 36 SingleSign rule and 0 generalized
[2026-05-23 00:50:56] [INFO ] Computed 12 invariants in 3 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17539553837224755718.kers
Total runtime 16 ms.
[2026-05-23 00:50:56] [INFO ] State equation strengthened by 145 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 25/48 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 428/476 variables, 48/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/476 variables, 145/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/476 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/476 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 476/476 variables, and 205 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 48/48 constraints, ReadFeed: 145/145 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 25/48 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 428/476 variables, 48/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/476 variables, 145/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/476 variables, 5/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/476 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 476/476 variables, and 210 constraints, problems are : Problem set: 0 solved, 1 unsolved in 816 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 48/48 constraints, ReadFeed: 145/145 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 1044ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 45 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=22 )
Parikh walk visited 1 properties in 8 ms.
Found 4 invariant AP formulas.
Knowledge based reduction with 35 factoid took 227 ms. Reduced automaton from 2 states, 12 edges and 3 AP (stutter sensitive) to 2 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Knowledge-based reduction took 6750 ms.
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 5 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 510/510 transitions.
Applied a total of 0 rules in 3 ms. Remains 71 /71 variables (removed 0) and now considering 510/510 (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-1846710031373829559.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11151219865584925187.kers'
[2026-05-23 00:50:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1846710031373829559.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11151219865584925187.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:50:58] [INFO ] Computed 10 invariants in 5 ms
Computed 10 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-11151219865584925187.kers
Total runtime 7 ms.
[2026-05-23 00:50:58] [INFO ] Implicit Places using invariants in 239 ms returned []
[2026-05-23 00:50:58] [INFO ] Invariant cache hit.
[2026-05-23 00:50:58] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:50:58] [INFO ] Implicit Places using invariants and state equation in 559 ms returned []
Implicit Place search using SMT with State Equation took 800 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 803 ms. Remains : 71/71 places, 510/510 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 13 factoid took 62 ms. Reduced automaton from 2 states, 8 edges and 2 AP (stutter sensitive) to 2 states, 8 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (2051 resets) in 597 ms. (66 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (151 resets) in 67 ms. (588 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (138 resets) in 63 ms. (625 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (142 resets) in 58 ms. (678 steps per ms) remains 3/3 properties
[2026-05-23 00:50:59] [INFO ] Invariant cache hit.
[2026-05-23 00:50:59] [INFO ] State equation strengthened by 203 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 21/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 36/62 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 13/576 variables, 5/279 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/576 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 4/580 variables, 4/283 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/580 variables, 0/283 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/581 variables, 1/284 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/581 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 284 constraints, problems are : Problem set: 0 solved, 3 unsolved in 472 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 21/26 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 36/62 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 501/563 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 202/274 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 6/280 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/576 variables, 5/285 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/576 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 4/580 variables, 4/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/580 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 1/581 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/581 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/581 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 581/581 variables, and 290 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2085 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 2574ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 167 ms.
Support contains 5 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 510/510 transitions.
Graph (complete) has 772 edges and 71 vertex of which 70 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 70 transition count 497
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 22 place count 61 transition count 497
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 22 place count 61 transition count 496
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 24 place count 60 transition count 496
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 59 transition count 495
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 59 transition count 495
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 56 transition count 492
Free-agglomeration rule applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 40 place count 56 transition count 484
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 104 place count 48 transition count 428
Applied a total of 104 rules in 62 ms. Remains 48 /71 variables (removed 23) and now considering 428/510 (removed 82) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 48/71 places, 428/510 transitions.
RANDOM walk for 31304 steps (33 resets) in 463 ms. (67 steps per ms) remains 0/3 properties
Knowledge based reduction with 13 factoid took 137 ms. Reduced automaton from 2 states, 8 edges and 2 AP (stutter sensitive) to 2 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Knowledge-based reduction took 3503 ms.
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 362 reset in 301 ms.
Product exploration explored 100000 steps with 2243 reset in 742 ms.
Spot run failed in 80 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/ltsmin10584263161223380723
[2026-05-23 00:51:03] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10584263161223380723
Running compilation step : cd /tmp/ltsmin10584263161223380723;'/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 2260 ms.
Running link step : cd /tmp/ltsmin10584263161223380723;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin10584263161223380723;'/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/stateBased4622123331459617453.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 510/510 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 510/510 (removed 0) transitions.
[2026-05-23 00:51:18] [INFO ] Invariant cache hit.
[2026-05-23 00:51:18] [INFO ] Implicit Places using invariants in 165 ms returned []
[2026-05-23 00:51:18] [INFO ] Invariant cache hit.
[2026-05-23 00:51:19] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:51:19] [INFO ] Implicit Places using invariants and state equation in 410 ms returned []
Implicit Place search using SMT with State Equation took 578 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 580 ms. Remains : 71/71 places, 510/510 transitions.
Built C files in :
/tmp/ltsmin16071543058146918822
[2026-05-23 00:51:19] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16071543058146918822
Running compilation step : cd /tmp/ltsmin16071543058146918822;'/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 2356 ms.
Running link step : cd /tmp/ltsmin16071543058146918822;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 63 ms.
Running LTSmin : cd /tmp/ltsmin16071543058146918822;'/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/stateBased15754413588732925980.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-23 00:51:34] [INFO ] Flatten gal took : 36 ms
[2026-05-23 00:51:34] [INFO ] Flatten gal took : 33 ms
[2026-05-23 00:51:34] [INFO ] Time to serialize gal into /tmp/LTL16560070917182194710.gal : 8 ms
[2026-05-23 00:51:34] [INFO ] Time to serialize properties into /tmp/LTL9382585618448492912.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16560070917182194710.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2616685095138764771.hoa' '-atoms' '/tmp/LTL9382585618448492912.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL9382585618448492912.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2616685095138764771.hoa
Detected timeout of ITS tools.
[2026-05-23 00:51:49] [INFO ] Flatten gal took : 30 ms
[2026-05-23 00:51:49] [INFO ] Flatten gal took : 30 ms
[2026-05-23 00:51:49] [INFO ] Time to serialize gal into /tmp/LTL10221031219328406997.gal : 7 ms
[2026-05-23 00:51:49] [INFO ] Time to serialize properties into /tmp/LTL16968021143474429995.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10221031219328406997.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16968021143474429995.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((F((G(("(((p1==0)||(p10==0))||((p40==0)||(p73==0)))")||(X("(((p1==0)||(p10==0))||((p40==0)||(p73==0)))"))))||(G("(((p1==1)&&(p10==1)...185
Formula 0 simplified : G(F(!"(((p1==0)||(p10==0))||((p40==0)||(p73==0)))" & X!"(((p1==0)||(p10==0))||((p40==0)||(p73==0)))") & F!"(((p1==1)&&(p10==1))&&((p...175
Detected timeout of ITS tools.
[2026-05-23 00:52:04] [INFO ] Flatten gal took : 32 ms
[2026-05-23 00:52:04] [INFO ] Applying decomposition
[2026-05-23 00:52:04] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2818156643117182124.txt' '-o' '/tmp/graph2818156643117182124.bin' '-w' '/tmp/graph2818156643117182124.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2818156643117182124.bin' '-l' '-1' '-v' '-w' '/tmp/graph2818156643117182124.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:52:04] [INFO ] Decomposing Gal with order
[2026-05-23 00:52:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:52:05] [INFO ] Removed a total of 2855 redundant transitions.
[2026-05-23 00:52:05] [INFO ] Flatten gal took : 111 ms
[2026-05-23 00:52:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 18 labels/synchronizations in 22 ms.
[2026-05-23 00:52:05] [INFO ] Time to serialize gal into /tmp/LTL15789472360085743239.gal : 7 ms
[2026-05-23 00:52:05] [INFO ] Time to serialize properties into /tmp/LTL13241153190768323471.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15789472360085743239.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13241153190768323471.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((F((G(("(((u25.p1==0)||(u25.p10==0))||((i5.u12.p40==0)||(u25.p73==0)))")||(X("(((u25.p1==0)||(u25.p10==0))||((i5.u12.p40==0)||(u25.p...241
Formula 0 simplified : G(F(!"(((u25.p1==0)||(u25.p10==0))||((i5.u12.p40==0)||(u25.p73==0)))" & X!"(((u25.p1==0)||(u25.p10==0))||((i5.u12.p40==0)||(u25.p73=...231
Reverse transition relation is NOT exact ! Due to transitions t220, t297, t298, t301, t302, t305, t306, t309, t310, t313, t314, t317, t318, t321, t322, t32...1188
Computing Next relation with stutter on 117826 deadlock states
Detected timeout of ITS tools.
Treatment of property AutonomousCar-PT-08a-LTLFireability-11 finished in 90228 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 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 77 transition count 555
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 19 place count 68 transition count 554
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 20 place count 67 transition count 554
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 20 place count 67 transition count 553
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 22 place count 66 transition count 553
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 29 place count 59 transition count 490
Iterating global reduction 3 with 7 rules applied. Total rules applied 36 place count 59 transition count 490
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 40 place count 57 transition count 488
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 42 place count 56 transition count 488
Applied a total of 42 rules in 58 ms. Remains 56 /77 variables (removed 21) and now considering 488/564 (removed 76) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12875727763607783767.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-638027233801405615.kers'
[2026-05-23 00:52:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12875727763607783767.kers, --Pflows, --basisKERS=/tmp/petrispot-output-638027233801405615.kers]
Normalized transition count is 487 out of 488 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 487 rows 55 cols 5859 entries
Finished phase 1 with 46 SingleSign rule and 0 generalized
[2026-05-23 00:52:20] [INFO ] Computed 10 invariants in 5 ms
Computed 10 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-638027233801405615.kers
Total runtime 7 ms.
[2026-05-23 00:52:20] [INFO ] Implicit Places using invariants in 201 ms returned []
[2026-05-23 00:52:20] [INFO ] Invariant cache hit.
[2026-05-23 00:52:20] [INFO ] State equation strengthened by 197 read => feed constraints.
[2026-05-23 00:52:21] [INFO ] Implicit Places using invariants and state equation in 750 ms returned []
Implicit Place search using SMT with State Equation took 964 ms to find 0 implicit places.
[2026-05-23 00:52:21] [INFO ] Redundant transitions in 121 ms returned []
Running 487 sub problems to find dead transitions.
[2026-05-23 00:52:21] [INFO ] Invariant cache hit.
[2026-05-23 00:52:21] [INFO ] State equation strengthened by 197 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 3 (OVERLAPS) 487/543 variables, 56/66 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/543 variables, 196/262 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 487 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 543/544 variables, and 263 constraints, problems are : Problem set: 0 solved, 487 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 56/56 constraints, ReadFeed: 196/197 constraints, PredecessorRefiner: 487/35 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 487 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 4 (OVERLAPS) 487/543 variables, 56/67 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 196/263 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 35/298 constraints. Problems are: Problem set: 0 solved, 487 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 543/544 variables, and 305 constraints, problems are : Problem set: 0 solved, 487 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 56/56 constraints, ReadFeed: 196/197 constraints, PredecessorRefiner: 487/35 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60851ms problems are : Problem set: 0 solved, 487 unsolved
Search for dead transitions found 0 dead transitions in 60856ms
Starting structural reductions in SI_LTL mode, iteration 1 : 56/77 places, 488/564 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62009 ms. Remains : 56/77 places, 488/564 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-08a-LTLFireability-13
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-13 finished in 62097 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((p1&&(F(p2) U p3))))&&p0)))'
Support contains 15 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 4 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17933338933992281489.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13324969702986651162.kers'
[2026-05-23 00:53:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17933338933992281489.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13324969702986651162.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:53:22] [INFO ] Computed 10 invariants in 6 ms
Computed 10 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13324969702986651162.kers
Total runtime 8 ms.
[2026-05-23 00:53:22] [INFO ] Implicit Places using invariants in 163 ms returned []
[2026-05-23 00:53:22] [INFO ] Invariant cache hit.
[2026-05-23 00:53:22] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:53:22] [INFO ] Implicit Places using invariants and state equation in 438 ms returned []
Implicit Place search using SMT with State Equation took 604 ms to find 0 implicit places.
Running 509 sub problems to find dead transitions.
[2026-05-23 00:53:22] [INFO ] Invariant cache hit.
[2026-05-23 00:53:22] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (OVERLAPS) 509/580 variables, 71/81 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 3/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 580/581 variables, and 286 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 509 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (OVERLAPS) 509/580 variables, 71/84 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 202/286 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 51/337 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/581 variables, and 344 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60733ms problems are : Problem set: 0 solved, 509 unsolved
Search for dead transitions found 0 dead transitions in 60736ms
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61348 ms. Remains : 71/77 places, 510/564 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F((p1&&(F(p2) U p3))))&&p0)))'
Stuttering acceptance computed with spot in 272 ms :[(OR (NOT p0) (NOT p1) (NOT p3)), (OR (NOT p0) (NOT p1) (NOT p3)), true, (OR (NOT p3) (NOT p1)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p3))), (NOT p3)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-14 finished in 61671 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' '!((false U (!p0 U (X(G(X(p1))) U p2))))'
Support contains 15 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 7 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15461761175264077439.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7540185284425543023.kers'
[2026-05-23 00:54:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15461761175264077439.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7540185284425543023.kers]
Normalized transition count is 509 out of 510 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 509 rows 70 cols 5930 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 00:54:23] [INFO ] Computed 10 invariants in 3 ms
Computed 10 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7540185284425543023.kers
Total runtime 5 ms.
[2026-05-23 00:54:24] [INFO ] Implicit Places using invariants in 127 ms returned []
[2026-05-23 00:54:24] [INFO ] Invariant cache hit.
[2026-05-23 00:54:24] [INFO ] State equation strengthened by 203 read => feed constraints.
[2026-05-23 00:54:24] [INFO ] Implicit Places using invariants and state equation in 380 ms returned []
Implicit Place search using SMT with State Equation took 511 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 520 ms. Remains : 71/77 places, 510/564 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' '!((false U (!p0 U (X(G(X(p1))) U p2))))'
Stuttering acceptance computed with spot in 152 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), (NOT p1), true]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-15
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-15 finished in 706 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((G((p0 U X(p1)))||X(X(X(X(F(p2))))))))'
Spot run failed in 81 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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((X(p1)||p0))||G(p2))))'
Spot run failed in 78 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-23 00:54:24] [INFO ] Flatten gal took : 33 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11034070049946375392
[2026-05-23 00:54:24] [INFO ] Computing symmetric may disable matrix : 564 transitions.
[2026-05-23 00:54:24] [INFO ] Applying decomposition
[2026-05-23 00:54:25] [INFO ] Flatten gal took : 52 ms
[2026-05-23 00:54:25] [INFO ] Computation of Complete disable matrix. took 69 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 00:54:25] [INFO ] Computing symmetric may enable matrix : 564 transitions.
[2026-05-23 00:54:25] [INFO ] Computation of Complete enable matrix. took 29 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10551487747340270390.txt' '-o' '/tmp/graph10551487747340270390.bin' '-w' '/tmp/graph10551487747340270390.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10551487747340270390.bin' '-l' '-1' '-v' '-w' '/tmp/graph10551487747340270390.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:54:25] [INFO ] Decomposing Gal with order
[2026-05-23 00:54:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:54:25] [INFO ] Computing Do-Not-Accords matrix : 564 transitions.
[2026-05-23 00:54:25] [INFO ] Computation of Completed DNA matrix. took 56 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 00:54:25] [INFO ] Built C files in 390ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11034070049946375392
Running compilation step : cd /tmp/ltsmin11034070049946375392;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' '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'
[2026-05-23 00:54:25] [INFO ] Removed a total of 2945 redundant transitions.
[2026-05-23 00:54:25] [INFO ] Flatten gal took : 166 ms
[2026-05-23 00:54:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 41 labels/synchronizations in 33 ms.
[2026-05-23 00:54:25] [INFO ] Time to serialize gal into /tmp/LTLFireability17284290377302080256.gal : 8 ms
[2026-05-23 00:54:25] [INFO ] Time to serialize properties into /tmp/LTLFireability11841050267332495248.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability17284290377302080256.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability11841050267332495248.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 2 LTL properties
Checking formula 0 : !((G((G(("(((u25.p1==1)&&(u25.p6==1))&&((i4.u12.p38==1)&&(u25.p73==1)))")U(X("(((u25.p1==1)&&(u25.p8==1))&&((i7.u5.p21==1)&&(u25.p73==...249
Formula 0 simplified : F(F(!"(((u25.p1==1)&&(u25.p6==1))&&((i4.u12.p38==1)&&(u25.p73==1)))" R X!"(((u25.p1==1)&&(u25.p8==1))&&((i7.u5.p21==1)&&(u25.p73==1)...232
Compilation finished in 4004 ms.
Running link step : cd /tmp/ltsmin11034070049946375392;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 61 ms.
Running LTSmin : cd /tmp/ltsmin11034070049946375392;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[](([](((LTLAPp0==true) U X((LTLAPp1==true))))||X(X(X(X(<>((LTLAPp2==true))))))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t100, t140, t413, t562, u25.t294, i0.u26.t1, i0.u26.t296, i0.u26.t561, i1.u3.t39, i2.u6.t34, ...508
Computing Next relation with stutter on 117826 deadlock states
LTSmin run took 291661 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-04 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin11034070049946375392;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '<>(([]((X((LTLAPp4==true))||(LTLAPp3==true)))||[]((LTLAPp5==true))))' '--buchi-type=spotba'
129 unique states visited
129 strongly connected components in search stack
130 transitions explored
129 items max in DFS search stack
114350 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1143.6,5214664,1,0,1.94939e+06,3250,3271,6.39112e+07,259,37313,3012192
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
Checking formula 1 : !((F((G(("(((u25.p1==0)||(u25.p10==0))||((i5.u13.p40==0)||(u25.p73==0)))")||(X("(((u25.p1==0)||(u25.p10==0))||((i5.u13.p40==0)||(u25.p...241
Formula 1 simplified : G(F(!"(((u25.p1==0)||(u25.p10==0))||((i5.u13.p40==0)||(u25.p73==0)))" & X!"(((u25.p1==0)||(u25.p10==0))||((i5.u13.p40==0)||(u25.p73=...231
Computing Next relation with stutter on 117826 deadlock states
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin11034070049946375392;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '<>(([]((X((LTLAPp4==true))||(LTLAPp3==true)))||[]((LTLAPp5==true))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin11034070049946375392;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '<>(([]((X((LTLAPp4==true))||(LTLAPp3==true)))||[]((LTLAPp5==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-23 01:19:09] [INFO ] Applying decomposition
[2026-05-23 01:19:09] [INFO ] Flatten gal took : 38 ms
[2026-05-23 01:19:09] [INFO ] Decomposing Gal with order
[2026-05-23 01:19:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:19:09] [INFO ] Removed a total of 3243 redundant transitions.
[2026-05-23 01:19:09] [INFO ] Flatten gal took : 95 ms
[2026-05-23 01:19:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 55 labels/synchronizations in 10 ms.
[2026-05-23 01:19:09] [INFO ] Time to serialize gal into /tmp/LTLFireability17994788265016832075.gal : 2 ms
[2026-05-23 01:19:09] [INFO ] Time to serialize properties into /tmp/LTLFireability1891801309873387480.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability17994788265016832075.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability1891801309873387480.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((F((G(("(((u1.p1==0)||(u2.p10==0))||((u7.p40==0)||(u11.p73==0)))")||(X("(((u1.p1==0)||(u2.p10==0))||((u7.p40==0)||(u11.p73==0)))")))...224
Formula 0 simplified : G(F(!"(((u1.p1==0)||(u2.p10==0))||((u7.p40==0)||(u11.p73==0)))" & X!"(((u1.p1==0)||(u2.p10==0))||((u7.p40==0)||(u11.p73==0)))") & F!...214
Reverse transition relation is NOT exact ! Due to transitions t66, t130, t154, t194, t210, t234, t274, t296, t302, t562, u2.t294, u3.t39, u3.t40, u3.t41, u...438
Computing Next relation with stutter on 117826 deadlock states
23 unique states visited
22 strongly connected components in search stack
26 transitions explored
23 items max in DFS search stack
347 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,3.49923,93580,1,0,171271,1325,934,260798,372,8254,205771
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA AutonomousCar-PT-08a-LTLFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 2339336 ms.

BK_STOP 1779499153530

--------------------
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-08a"
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-08a, 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-177946788000116"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-08a.tgz
mv AutonomousCar-PT-08a 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 ;