Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366400579.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutoFlight-PT-48b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366400579
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 5.6K Mar 5 18:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Mar 5 18:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 5 18:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 5 18:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 5 18:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 5 18:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 18:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 18:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:16 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 956K 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 AutoFlight-PT-48b-LTLCardinality-00
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-01
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-02
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-03
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-04
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-05
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-06
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-07
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-08
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-09
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-10
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-11
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-12
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-13
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-14
FORMULA_NAME AutoFlight-PT-48b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779496128264

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-48b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-23 00:28:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 00:28:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 00:28:49] [INFO ] Load time of PNML (sax parser for PT used): 195 ms
[2026-05-23 00:28:50] [INFO ] Transformed 3950 places.
[2026-05-23 00:28:50] [INFO ] Transformed 3936 transitions.
[2026-05-23 00:28:50] [INFO ] Found NUPN structural information;
[2026-05-23 00:28:50] [INFO ] Parsed PT model containing 3950 places and 3936 transitions and 9104 arcs in 420 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA AutoFlight-PT-48b-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 3950 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3950/3950 places, 3936/3936 transitions.
Discarding 498 places :
Symmetric choice reduction at 0 with 498 rule applications. Total rules 498 place count 3452 transition count 3438
Iterating global reduction 0 with 498 rules applied. Total rules applied 996 place count 3452 transition count 3438
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Iterating post reduction 0 with 69 rules applied. Total rules applied 1065 place count 3452 transition count 3369
Discarding 232 places :
Symmetric choice reduction at 1 with 232 rule applications. Total rules 1297 place count 3220 transition count 3137
Iterating global reduction 1 with 232 rules applied. Total rules applied 1529 place count 3220 transition count 3137
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 1564 place count 3185 transition count 3102
Iterating global reduction 1 with 35 rules applied. Total rules applied 1599 place count 3185 transition count 3102
Discarding 33 places :
Symmetric choice reduction at 1 with 33 rule applications. Total rules 1632 place count 3152 transition count 3069
Iterating global reduction 1 with 33 rules applied. Total rules applied 1665 place count 3152 transition count 3069
Applied a total of 1665 rules in 2261 ms. Remains 3152 /3950 variables (removed 798) and now considering 3069/3936 (removed 867) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6531435186742042482.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16575075448465200849.kers'
[2026-05-23 00:28:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6531435186742042482.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16575075448465200849.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 3069 rows 3152 cols 7370 entries
Finished phase 1 with 2842 SingleSign rule and 52 generalized
[2026-05-23 00:28:52] [INFO ] Computed 258 invariants in 67 ms
Computed 258 P flows in 69 ms.
Exported basis to /tmp/petrispot-output-16575075448465200849.kers
Total runtime 72 ms.
[2026-05-23 00:28:55] [INFO ] Implicit Places using invariants in 2913 ms returned []
[2026-05-23 00:28:55] [INFO ] Invariant cache hit.
[2026-05-23 00:29:02] [INFO ] Implicit Places using invariants and state equation in 6910 ms returned []
Implicit Place search using SMT with State Equation took 9869 ms to find 0 implicit places.
Running 3068 sub problems to find dead transitions.
[2026-05-23 00:29:02] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3151/6221 variables, and 0 constraints, problems are : Problem set: 0 solved, 3068 unsolved in 30097 ms.
Refiners :[Positive P Invariants (semi-flows): 0/256 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/3152 constraints, PredecessorRefiner: 3068/3068 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3068 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3151/6221 variables, and 0 constraints, problems are : Problem set: 0 solved, 3068 unsolved in 30081 ms.
Refiners :[Positive P Invariants (semi-flows): 0/256 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/3152 constraints, PredecessorRefiner: 0/3068 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61414ms problems are : Problem set: 0 solved, 3068 unsolved
Search for dead transitions found 0 dead transitions in 61457ms
Starting structural reductions in LTL mode, iteration 1 : 3152/3950 places, 3069/3936 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 73661 ms. Remains : 3152/3950 places, 3069/3936 transitions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Applied a total of 0 rules in 307 ms. Remains 3152 /3152 variables (removed 0) and now considering 3069/3069 (removed 0) transitions.
[2026-05-23 00:30:04] [INFO ] Invariant cache hit.
[2026-05-23 00:30:06] [INFO ] Implicit Places using invariants in 1770 ms returned []
[2026-05-23 00:30:06] [INFO ] Invariant cache hit.
[2026-05-23 00:30:12] [INFO ] Implicit Places using invariants and state equation in 6734 ms returned []
Implicit Place search using SMT with State Equation took 8544 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8854 ms. Remains : 3152/3152 places, 3069/3069 transitions.
Support contains 32 out of 3152 places after structural reductions.
[2026-05-23 00:30:13] [INFO ] Flatten gal took : 172 ms
[2026-05-23 00:30:13] [INFO ] Flatten gal took : 138 ms
[2026-05-23 00:30:13] [INFO ] Input system was already deterministic with 3069 transitions.
RANDOM walk for 40000 steps (20 resets) in 1912 ms. (20 steps per ms) remains 7/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 7/7 properties
[2026-05-23 00:30:14] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 675/687 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/687 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2461/3148 variables, 244/256 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3148 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 4/3152 variables, 2/258 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3152 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 3069/6221 variables, 3152/3410 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6221 variables, 0/3410 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 0/6221 variables, 0/3410 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6221/6221 variables, and 3410 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5031 ms.
Refiners :[Positive P Invariants (semi-flows): 256/256 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3152/3152 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 675/687 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/687 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/687 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2461/3148 variables, 244/257 constraints. Problems are: Problem set: 0 solved, 7 unsolved
SMT process timed out in 10526ms, After SMT, problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 12 out of 3152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1270 transitions
Trivial Post-agglo rules discarded 1270 transitions
Performed 1270 trivial Post agglomeration. Transition count delta: 1270
Iterating post reduction 0 with 1270 rules applied. Total rules applied 1270 place count 3152 transition count 1799
Reduce places removed 1270 places and 0 transitions.
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1417 rules applied. Total rules applied 2687 place count 1882 transition count 1652
Reduce places removed 96 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 97 rules applied. Total rules applied 2784 place count 1786 transition count 1651
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2785 place count 1785 transition count 1651
Performed 352 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 352 Pre rules applied. Total rules applied 2785 place count 1785 transition count 1299
Deduced a syphon composed of 352 places in 8 ms
Reduce places removed 352 places and 0 transitions.
Iterating global reduction 4 with 704 rules applied. Total rules applied 3489 place count 1433 transition count 1299
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 3493 place count 1429 transition count 1295
Iterating global reduction 4 with 4 rules applied. Total rules applied 3497 place count 1429 transition count 1295
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 3497 place count 1429 transition count 1293
Deduced a syphon composed of 2 places in 9 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 3501 place count 1427 transition count 1293
Performed 573 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 573 places in 1 ms
Reduce places removed 573 places and 0 transitions.
Iterating global reduction 4 with 1146 rules applied. Total rules applied 4647 place count 854 transition count 648
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 144 times.
Iterating global reduction 4 with 144 rules applied. Total rules applied 4791 place count 854 transition count 504
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 4 with 144 rules applied. Total rules applied 4935 place count 710 transition count 504
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 4936 place count 709 transition count 503
Reduce places removed 196 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 295 transitions
Trivial Post-agglo rules discarded 295 transitions
Performed 295 trivial Post agglomeration. Transition count delta: 295
Iterating post reduction 5 with 491 rules applied. Total rules applied 5427 place count 513 transition count 208
Reduce places removed 295 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 297 rules applied. Total rules applied 5724 place count 218 transition count 206
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 5726 place count 216 transition count 206
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 65 Pre rules applied. Total rules applied 5726 place count 216 transition count 141
Deduced a syphon composed of 65 places in 0 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 8 with 130 rules applied. Total rules applied 5856 place count 151 transition count 141
Applied a total of 5856 rules in 576 ms. Remains 151 /3152 variables (removed 3001) and now considering 141/3069 (removed 2928) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 577 ms. Remains : 151/3152 places, 141/3069 transitions.
RANDOM walk for 20496 steps (5 resets) in 1153 ms. (17 steps per ms) remains 0/7 properties
Computed a total of 803 stabilizing places and 803 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' '!(F((F(p0)&&X(p1)&&F(p2))))'
Support contains 4 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3138 transition count 3055
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3138 transition count 3055
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 31 place count 3138 transition count 3052
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 36 place count 3133 transition count 3047
Iterating global reduction 1 with 5 rules applied. Total rules applied 41 place count 3133 transition count 3047
Applied a total of 41 rules in 882 ms. Remains 3133 /3152 variables (removed 19) and now considering 3047/3069 (removed 22) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-965687455966925754.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-665845627045349157.kers'
[2026-05-23 00:30:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-965687455966925754.kers, --Pflows, --basisKERS=/tmp/petrispot-output-665845627045349157.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 3047 rows 3133 cols 7326 entries
Finished phase 1 with 2823 SingleSign rule and 52 generalized
[2026-05-23 00:30:27] [INFO ] Computed 258 invariants in 80 ms
Computed 258 P flows in 81 ms.
Exported basis to /tmp/petrispot-output-665845627045349157.kers
Total runtime 85 ms.
[2026-05-23 00:30:29] [INFO ] Implicit Places using invariants in 2032 ms returned []
[2026-05-23 00:30:29] [INFO ] Invariant cache hit.
[2026-05-23 00:30:36] [INFO ] Implicit Places using invariants and state equation in 6469 ms returned []
Implicit Place search using SMT with State Equation took 8508 ms to find 0 implicit places.
Running 3046 sub problems to find dead transitions.
[2026-05-23 00:30:36] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3132/6180 variables, and 0 constraints, problems are : Problem set: 0 solved, 3046 unsolved in 30111 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 3046/3046 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3046 unsolved
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 3132/6180 variables, and 0 constraints, problems are : Problem set: 0 solved, 3046 unsolved in 30065 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 0/3046 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61336ms problems are : Problem set: 0 solved, 3046 unsolved
Search for dead transitions found 0 dead transitions in 61358ms
Starting structural reductions in LTL mode, iteration 1 : 3133/3152 places, 3047/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70772 ms. Remains : 3133/3152 places, 3047/3069 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((F(p0)&&X(p1)&&F(p2))))'
Stuttering acceptance computed with spot in 558 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-01
Product exploration explored 100000 steps with 54 reset in 697 ms.
Product exploration explored 100000 steps with 54 reset in 770 ms.
Computed a total of 793 stabilizing places and 793 stable transitions
Computed a total of 793 stabilizing places and 793 stable transitions
Detected a total of 793/3133 stabilizing places and 793/3047 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 12 factoid took 72 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 8 states, 20 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (20 resets) in 459 ms. (86 steps per ms) remains 3/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 112 ms. (354 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 3/3 properties
[2026-05-23 00:31:40] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf2 is UNSAT
At refinement iteration 1 (OVERLAPS) 1112/1116 variables, 119/119 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1116 variables, 0/119 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2015/3131 variables, 138/257 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3131 variables, 2/259 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3131 variables, 0/259 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/3133 variables, 1/260 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SMT process timed out in 5376ms, After SMT, problems are : Problem set: 1 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 3133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3133/3133 places, 3047/3047 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1268 transitions
Trivial Post-agglo rules discarded 1268 transitions
Performed 1268 trivial Post agglomeration. Transition count delta: 1268
Iterating post reduction 0 with 1268 rules applied. Total rules applied 1268 place count 3133 transition count 1779
Reduce places removed 1268 places and 0 transitions.
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1412 rules applied. Total rules applied 2680 place count 1865 transition count 1635
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 2776 place count 1769 transition count 1635
Performed 351 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 351 Pre rules applied. Total rules applied 2776 place count 1769 transition count 1284
Deduced a syphon composed of 351 places in 10 ms
Reduce places removed 351 places and 0 transitions.
Iterating global reduction 3 with 702 rules applied. Total rules applied 3478 place count 1418 transition count 1284
Performed 572 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 572 places in 0 ms
Reduce places removed 572 places and 0 transitions.
Iterating global reduction 3 with 1144 rules applied. Total rules applied 4622 place count 846 transition count 640
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 144 times.
Iterating global reduction 3 with 144 rules applied. Total rules applied 4766 place count 846 transition count 496
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 3 with 144 rules applied. Total rules applied 4910 place count 702 transition count 496
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 4911 place count 701 transition count 495
Reduce places removed 84 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 4 with 125 rules applied. Total rules applied 5036 place count 617 transition count 454
Reduce places removed 41 places and 0 transitions.
Iterating post reduction 5 with 41 rules applied. Total rules applied 5077 place count 576 transition count 454
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 43 Pre rules applied. Total rules applied 5077 place count 576 transition count 411
Deduced a syphon composed of 43 places in 1 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 6 with 86 rules applied. Total rules applied 5163 place count 533 transition count 411
Applied a total of 5163 rules in 316 ms. Remains 533 /3133 variables (removed 2600) and now considering 411/3047 (removed 2636) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 317 ms. Remains : 533/3133 places, 411/3047 transitions.
RANDOM walk for 30009 steps (7 resets) in 284 ms. (105 steps per ms) remains 0/2 properties
Found 1 invariant AP formulas.
Knowledge based reduction with 13 factoid took 146 ms. Reduced automaton from 8 states, 20 edges and 3 AP (stutter insensitive) to 10 states, 28 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 554 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), false, false, false, false, false, false]
[2026-05-23 00:31:46] [INFO ] Invariant cache hit.
[2026-05-23 00:31:51] [INFO ] [Real]Absence check using 257 positive place invariants in 3232 ms returned sat
[2026-05-23 00:31:51] [INFO ] [Real]Absence check using 257 positive and 1 generalized place invariants in 170 ms returned sat
[2026-05-23 00:32:01] [INFO ] [Real]Absence check using state equation in 10038 ms returned unknown
Could not prove EG (NOT p1)
[2026-05-23 00:32:01] [INFO ] Invariant cache hit.
[2026-05-23 00:32:06] [INFO ] [Real]Absence check using 257 positive place invariants in 3281 ms returned sat
[2026-05-23 00:32:06] [INFO ] [Real]Absence check using 257 positive and 1 generalized place invariants in 114 ms returned sat
[2026-05-23 00:32:16] [INFO ] [Real]Absence check using state equation in 10069 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 37185 ms.
Stuttering acceptance computed with spot in 555 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), false, false, false, false, false, false]
Support contains 4 out of 3133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3133/3133 places, 3047/3047 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1267 transitions
Trivial Post-agglo rules discarded 1267 transitions
Performed 1267 trivial Post agglomeration. Transition count delta: 1267
Iterating post reduction 0 with 1267 rules applied. Total rules applied 1267 place count 3132 transition count 1779
Reduce places removed 1267 places and 0 transitions.
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1411 rules applied. Total rules applied 2678 place count 1865 transition count 1635
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 2774 place count 1769 transition count 1635
Performed 351 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 351 Pre rules applied. Total rules applied 2774 place count 1769 transition count 1284
Deduced a syphon composed of 351 places in 11 ms
Reduce places removed 351 places and 0 transitions.
Iterating global reduction 3 with 702 rules applied. Total rules applied 3476 place count 1418 transition count 1284
Performed 572 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 572 places in 0 ms
Reduce places removed 572 places and 0 transitions.
Iterating global reduction 3 with 1144 rules applied. Total rules applied 4620 place count 846 transition count 640
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 4621 place count 845 transition count 639
Reduce places removed 84 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 3 with 125 rules applied. Total rules applied 4746 place count 761 transition count 598
Reduce places removed 41 places and 0 transitions.
Iterating post reduction 4 with 41 rules applied. Total rules applied 4787 place count 720 transition count 598
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 43 Pre rules applied. Total rules applied 4787 place count 720 transition count 555
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 5 with 86 rules applied. Total rules applied 4873 place count 677 transition count 555
Applied a total of 4873 rules in 331 ms. Remains 677 /3133 variables (removed 2456) and now considering 555/3047 (removed 2492) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2290539192770651709.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15436916827360144384.kers'
[2026-05-23 00:32:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2290539192770651709.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15436916827360144384.kers]
Culling duplicate invariants (modulo rational): removing 22 columns.
Culled 22 columns in 0 ms.
// Phase 1: matrix 555 rows 655 cols 1590 entries
Finished phase 1 with 492 SingleSign rule and 11 generalized
[2026-05-23 00:32:17] [INFO ] Computed 174 invariants in 6 ms
Computed 174 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-15436916827360144384.kers
Total runtime 11 ms.
[2026-05-23 00:32:18] [INFO ] Implicit Places using invariants in 432 ms returned [271, 345, 383, 457, 495, 501, 507, 513, 519, 525, 529, 533, 537, 541, 545, 549, 553, 557, 561, 565, 569, 573, 577, 581, 585, 589, 593, 597, 601, 603, 605, 607, 609, 611, 613, 615, 617, 620, 622, 624, 626, 630, 635, 639, 643, 647, 651, 655, 659, 663, 667, 671, 676]
Discarding 53 places :
Implicit Place search using SMT only with invariants took 447 ms to find 53 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 624/3133 places, 555/3047 transitions.
Graph (trivial) has 248 edges and 624 vertex of which 12 / 624 are part of one of the 1 SCC in 2 ms
Free SCC test removed 11 places
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 41 place count 573 transition count 494
Iterating global reduction 0 with 40 rules applied. Total rules applied 81 place count 573 transition count 494
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 83 place count 571 transition count 492
Iterating global reduction 0 with 2 rules applied. Total rules applied 85 place count 571 transition count 492
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 87 place count 569 transition count 490
Iterating global reduction 0 with 2 rules applied. Total rules applied 89 place count 569 transition count 490
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 91 place count 567 transition count 488
Iterating global reduction 0 with 2 rules applied. Total rules applied 93 place count 567 transition count 488
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 95 place count 565 transition count 486
Iterating global reduction 0 with 2 rules applied. Total rules applied 97 place count 565 transition count 486
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 99 place count 563 transition count 484
Iterating global reduction 0 with 2 rules applied. Total rules applied 101 place count 563 transition count 484
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 103 place count 561 transition count 482
Iterating global reduction 0 with 2 rules applied. Total rules applied 105 place count 561 transition count 482
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 107 place count 559 transition count 480
Iterating global reduction 0 with 2 rules applied. Total rules applied 109 place count 559 transition count 480
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 111 place count 557 transition count 478
Iterating global reduction 0 with 2 rules applied. Total rules applied 113 place count 557 transition count 478
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 115 place count 555 transition count 476
Iterating global reduction 0 with 2 rules applied. Total rules applied 117 place count 555 transition count 476
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 119 place count 553 transition count 474
Iterating global reduction 0 with 2 rules applied. Total rules applied 121 place count 553 transition count 474
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 123 place count 551 transition count 472
Iterating global reduction 0 with 2 rules applied. Total rules applied 125 place count 551 transition count 472
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 127 place count 549 transition count 470
Iterating global reduction 0 with 2 rules applied. Total rules applied 129 place count 549 transition count 470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 130 place count 548 transition count 469
Iterating global reduction 0 with 1 rules applied. Total rules applied 131 place count 548 transition count 469
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 132 place count 547 transition count 468
Iterating global reduction 0 with 1 rules applied. Total rules applied 133 place count 547 transition count 468
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 134 place count 546 transition count 467
Iterating global reduction 0 with 1 rules applied. Total rules applied 135 place count 546 transition count 467
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 136 place count 545 transition count 466
Iterating global reduction 0 with 1 rules applied. Total rules applied 137 place count 545 transition count 466
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 138 place count 544 transition count 465
Iterating global reduction 0 with 1 rules applied. Total rules applied 139 place count 544 transition count 465
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 140 place count 543 transition count 464
Iterating global reduction 0 with 1 rules applied. Total rules applied 141 place count 543 transition count 464
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 142 place count 542 transition count 463
Iterating global reduction 0 with 1 rules applied. Total rules applied 143 place count 542 transition count 463
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 144 place count 541 transition count 462
Iterating global reduction 0 with 1 rules applied. Total rules applied 145 place count 541 transition count 462
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 146 place count 540 transition count 461
Iterating global reduction 0 with 1 rules applied. Total rules applied 147 place count 540 transition count 461
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 148 place count 539 transition count 460
Iterating global reduction 0 with 1 rules applied. Total rules applied 149 place count 539 transition count 460
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 150 place count 538 transition count 459
Iterating global reduction 0 with 1 rules applied. Total rules applied 151 place count 538 transition count 459
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 152 place count 537 transition count 458
Iterating global reduction 0 with 1 rules applied. Total rules applied 153 place count 537 transition count 458
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 0 with 2 rules applied. Total rules applied 155 place count 536 transition count 457
Applied a total of 155 rules in 510 ms. Remains 536 /624 variables (removed 88) and now considering 457/555 (removed 98) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17551076320617498833.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11065326611460684357.kers'
[2026-05-23 00:32:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17551076320617498833.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11065326611460684357.kers]
Normalized transition count is 456 out of 457 initially.
Culling duplicate invariants (modulo rational): removing 10 columns.
Culled 10 columns in 0 ms.
// Phase 1: matrix 456 rows 526 cols 1310 entries
Finished phase 1 with 415 SingleSign rule and 0 generalized
[2026-05-23 00:32:18] [INFO ] Computed 121 invariants in 2 ms
Computed 121 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11065326611460684357.kers
Total runtime 2 ms.
[2026-05-23 00:32:19] [INFO ] Implicit Places using invariants in 1130 ms returned []
[2026-05-23 00:32:19] [INFO ] Invariant cache hit.
[2026-05-23 00:32:20] [INFO ] State equation strengthened by 118 read => feed constraints.
[2026-05-23 00:32:27] [INFO ] Implicit Places using invariants and state equation in 8115 ms returned [256, 258, 260, 262]
Discarding 4 places :
Implicit Place search using SMT with State Equation took 9267 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 532/3133 places, 457/3047 transitions.
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 0 place count 532 transition count 453
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 528 transition count 453
Applied a total of 8 rules in 70 ms. Remains 528 /532 variables (removed 4) and now considering 453/457 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15325803647441170533.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10601585928117651327.kers'
[2026-05-23 00:32:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15325803647441170533.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10601585928117651327.kers]
Normalized transition count is 452 out of 453 initially.
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 452 rows 522 cols 1302 entries
Finished phase 1 with 411 SingleSign rule and 0 generalized
[2026-05-23 00:32:28] [INFO ] Computed 117 invariants in 4 ms
Computed 117 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-10601585928117651327.kers
Total runtime 6 ms.
[2026-05-23 00:32:29] [INFO ] Implicit Places using invariants in 999 ms returned []
[2026-05-23 00:32:29] [INFO ] Invariant cache hit.
[2026-05-23 00:32:29] [INFO ] State equation strengthened by 114 read => feed constraints.
[2026-05-23 00:32:37] [INFO ] Implicit Places using invariants and state equation in 8007 ms returned []
Implicit Place search using SMT with State Equation took 9023 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 528/3133 places, 453/3047 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 19651 ms. Remains : 528/3133 places, 453/3047 transitions.
Computed a total of 10 stabilizing places and 4 stable transitions
Computed a total of 10 stabilizing places and 4 stable transitions
Detected a total of 10/528 stabilizing places and 4/453 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 13 factoid took 350 ms. Reduced automaton from 10 states, 28 edges and 3 AP (stutter insensitive) to 10 states, 28 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (327 resets) in 1133 ms. (35 steps per ms) remains 2/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 100 ms. (396 steps per ms) remains 2/2 properties
[2026-05-23 00:32:37] [INFO ] Invariant cache hit.
[2026-05-23 00:32:37] [INFO ] State equation strengthened by 114 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf4 is UNSAT
Problem apf6 is UNSAT
After SMT solving in domain Real declared 262/981 variables, and 111 constraints, problems are : Problem set: 2 solved, 0 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 111/113 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/528 constraints, ReadFeed: 0/114 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 15 factoid took 621 ms. Reduced automaton from 10 states, 28 edges and 3 AP (stutter insensitive) to 10 states, 28 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 573 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), false, false, false, false, false, false]
[2026-05-23 00:32:39] [INFO ] Invariant cache hit.
[2026-05-23 00:32:39] [INFO ] [Real]Absence check using 113 positive place invariants in 202 ms returned sat
[2026-05-23 00:32:39] [INFO ] [Real]Absence check using 113 positive and 4 generalized place invariants in 85 ms returned sat
[2026-05-23 00:32:47] [INFO ] [Real]Absence check using state equation in 8297 ms returned sat
[2026-05-23 00:32:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 00:32:48] [INFO ] [Nat]Absence check using 113 positive place invariants in 37 ms returned sat
[2026-05-23 00:32:48] [INFO ] [Nat]Absence check using 113 positive and 4 generalized place invariants in 8 ms returned sat
[2026-05-23 00:32:52] [INFO ] [Nat]Absence check using state equation in 4179 ms returned sat
[2026-05-23 00:32:52] [INFO ] State equation strengthened by 114 read => feed constraints.
[2026-05-23 00:32:52] [INFO ] [Nat]Added 114 Read/Feed constraints in 94 ms returned sat
[2026-05-23 00:32:52] [INFO ] Computed and/alt/rep : 409/1030/409 causal constraints (skipped 0 transitions) in 27 ms.
[2026-05-23 00:32:56] [INFO ] Added : 270 causal constraints over 54 iterations in 3520 ms. Result :sat
Could not prove EG (NOT p1)
[2026-05-23 00:32:56] [INFO ] Invariant cache hit.
[2026-05-23 00:32:56] [INFO ] [Real]Absence check using 113 positive place invariants in 198 ms returned sat
[2026-05-23 00:32:56] [INFO ] [Real]Absence check using 113 positive and 4 generalized place invariants in 88 ms returned sat
[2026-05-23 00:33:04] [INFO ] [Real]Absence check using state equation in 8198 ms returned sat
[2026-05-23 00:33:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 00:33:05] [INFO ] [Nat]Absence check using 113 positive place invariants in 39 ms returned sat
[2026-05-23 00:33:05] [INFO ] [Nat]Absence check using 113 positive and 4 generalized place invariants in 9 ms returned sat
[2026-05-23 00:33:09] [INFO ] [Nat]Absence check using state equation in 4182 ms returned sat
[2026-05-23 00:33:09] [INFO ] State equation strengthened by 114 read => feed constraints.
[2026-05-23 00:33:09] [INFO ] [Nat]Added 114 Read/Feed constraints in 114 ms returned sat
[2026-05-23 00:33:09] [INFO ] Computed and/alt/rep : 409/1030/409 causal constraints (skipped 0 transitions) in 23 ms.
[2026-05-23 00:33:13] [INFO ] Added : 267 causal constraints over 54 iterations in 3667 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 36157 ms.
Stuttering acceptance computed with spot in 702 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), false, false, false, false, false, false]
Stuttering acceptance computed with spot in 661 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), false, false, false, false, false, false]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-48b-LTLCardinality-01 finished in 167899 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 3152 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1276 transitions
Trivial Post-agglo rules discarded 1276 transitions
Performed 1276 trivial Post agglomeration. Transition count delta: 1276
Iterating post reduction 0 with 1276 rules applied. Total rules applied 1276 place count 3151 transition count 1792
Reduce places removed 1276 places and 0 transitions.
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1423 rules applied. Total rules applied 2699 place count 1875 transition count 1645
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 2795 place count 1779 transition count 1645
Performed 354 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 354 Pre rules applied. Total rules applied 2795 place count 1779 transition count 1291
Deduced a syphon composed of 354 places in 7 ms
Reduce places removed 354 places and 0 transitions.
Iterating global reduction 3 with 708 rules applied. Total rules applied 3503 place count 1425 transition count 1291
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 3512 place count 1416 transition count 1282
Iterating global reduction 3 with 9 rules applied. Total rules applied 3521 place count 1416 transition count 1282
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 3521 place count 1416 transition count 1279
Deduced a syphon composed of 3 places in 9 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 3527 place count 1413 transition count 1279
Performed 568 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 568 places in 1 ms
Reduce places removed 568 places and 0 transitions.
Iterating global reduction 3 with 1136 rules applied. Total rules applied 4663 place count 845 transition count 639
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 4664 place count 844 transition count 638
Reduce places removed 16 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 24 rules applied. Total rules applied 4688 place count 828 transition count 630
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 4696 place count 820 transition count 630
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 4696 place count 820 transition count 622
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 4712 place count 812 transition count 622
Applied a total of 4712 rules in 434 ms. Remains 812 /3152 variables (removed 2340) and now considering 622/3069 (removed 2447) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12868516306715544411.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1048248960898642378.kers'
[2026-05-23 00:33:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12868516306715544411.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1048248960898642378.kers]
Culling duplicate invariants (modulo rational): removing 77 columns.
Culled 77 columns in 1 ms.
// Phase 1: matrix 622 rows 735 cols 1755 entries
Finished phase 1 with 570 SingleSign rule and 0 generalized
[2026-05-23 00:33:15] [INFO ] Computed 242 invariants in 8 ms
Computed 242 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1048248960898642378.kers
Total runtime 9 ms.
[2026-05-23 00:33:15] [INFO ] Implicit Places using invariants in 488 ms returned [338, 412, 450, 524, 562, 568, 574, 580, 586, 592, 598, 604, 610, 616, 622, 628, 634, 640, 646, 652, 658, 664, 670, 676, 682, 688, 694, 700, 706, 710, 714, 718, 722, 726, 730, 734, 738, 742, 746, 750, 754, 760, 766, 772, 778, 782, 786, 790, 794, 798, 802, 806, 811]
Discarding 53 places :
Implicit Place search using SMT only with invariants took 491 ms to find 53 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 759/3152 places, 622/3069 transitions.
Discarding 51 places :
Symmetric choice reduction at 0 with 51 rule applications. Total rules 51 place count 708 transition count 571
Iterating global reduction 0 with 51 rules applied. Total rules applied 102 place count 708 transition count 571
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 104 place count 706 transition count 569
Iterating global reduction 0 with 2 rules applied. Total rules applied 106 place count 706 transition count 569
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 108 place count 704 transition count 567
Iterating global reduction 0 with 2 rules applied. Total rules applied 110 place count 704 transition count 567
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 112 place count 702 transition count 565
Iterating global reduction 0 with 2 rules applied. Total rules applied 114 place count 702 transition count 565
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 116 place count 700 transition count 563
Iterating global reduction 0 with 2 rules applied. Total rules applied 118 place count 700 transition count 563
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 120 place count 698 transition count 561
Iterating global reduction 0 with 2 rules applied. Total rules applied 122 place count 698 transition count 561
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 124 place count 696 transition count 559
Iterating global reduction 0 with 2 rules applied. Total rules applied 126 place count 696 transition count 559
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 128 place count 694 transition count 557
Iterating global reduction 0 with 2 rules applied. Total rules applied 130 place count 694 transition count 557
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 132 place count 692 transition count 555
Iterating global reduction 0 with 2 rules applied. Total rules applied 134 place count 692 transition count 555
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 136 place count 690 transition count 553
Iterating global reduction 0 with 2 rules applied. Total rules applied 138 place count 690 transition count 553
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 140 place count 688 transition count 551
Iterating global reduction 0 with 2 rules applied. Total rules applied 142 place count 688 transition count 551
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 144 place count 686 transition count 549
Iterating global reduction 0 with 2 rules applied. Total rules applied 146 place count 686 transition count 549
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 148 place count 684 transition count 547
Iterating global reduction 0 with 2 rules applied. Total rules applied 150 place count 684 transition count 547
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 151 place count 683 transition count 546
Iterating global reduction 0 with 1 rules applied. Total rules applied 152 place count 683 transition count 546
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 153 place count 682 transition count 545
Iterating global reduction 0 with 1 rules applied. Total rules applied 154 place count 682 transition count 545
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 155 place count 681 transition count 544
Iterating global reduction 0 with 1 rules applied. Total rules applied 156 place count 681 transition count 544
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 157 place count 680 transition count 543
Iterating global reduction 0 with 1 rules applied. Total rules applied 158 place count 680 transition count 543
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 159 place count 679 transition count 542
Iterating global reduction 0 with 1 rules applied. Total rules applied 160 place count 679 transition count 542
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 161 place count 678 transition count 541
Iterating global reduction 0 with 1 rules applied. Total rules applied 162 place count 678 transition count 541
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 163 place count 677 transition count 540
Iterating global reduction 0 with 1 rules applied. Total rules applied 164 place count 677 transition count 540
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 165 place count 676 transition count 539
Iterating global reduction 0 with 1 rules applied. Total rules applied 166 place count 676 transition count 539
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 167 place count 675 transition count 538
Iterating global reduction 0 with 1 rules applied. Total rules applied 168 place count 675 transition count 538
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 169 place count 674 transition count 537
Iterating global reduction 0 with 1 rules applied. Total rules applied 170 place count 674 transition count 537
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 171 place count 673 transition count 536
Iterating global reduction 0 with 1 rules applied. Total rules applied 172 place count 673 transition count 536
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 173 place count 672 transition count 535
Iterating global reduction 0 with 1 rules applied. Total rules applied 174 place count 672 transition count 535
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 176 place count 671 transition count 534
Applied a total of 176 rules in 459 ms. Remains 671 /759 variables (removed 88) and now considering 534/622 (removed 88) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15633364390059409346.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2742251806003358860.kers'
[2026-05-23 00:33:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15633364390059409346.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2742251806003358860.kers]
Culling duplicate invariants (modulo rational): removing 76 columns.
Culled 76 columns in 0 ms.
// Phase 1: matrix 534 rows 595 cols 1475 entries
Finished phase 1 with 482 SingleSign rule and 0 generalized
[2026-05-23 00:33:16] [INFO ] Computed 189 invariants in 2 ms
Computed 189 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2742251806003358860.kers
Total runtime 3 ms.
[2026-05-23 00:33:16] [INFO ] Implicit Places using invariants in 354 ms returned []
[2026-05-23 00:33:16] [INFO ] Invariant cache hit.
[2026-05-23 00:33:16] [INFO ] State equation strengthened by 187 read => feed constraints.
[2026-05-23 00:33:19] [INFO ] Implicit Places using invariants and state equation in 3552 ms returned [253, 255, 257, 262, 264, 266, 268, 270, 272, 274, 276, 278, 280, 282, 284, 286, 288, 290, 292, 294, 296, 298, 300, 302, 304, 306, 308, 310, 312, 314, 316, 318, 320, 325, 327, 332]
Discarding 36 places :
Implicit Place search using SMT with State Equation took 3920 ms to find 36 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 635/3152 places, 534/3069 transitions.
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 25 Pre rules applied. Total rules applied 0 place count 635 transition count 509
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 0 with 50 rules applied. Total rules applied 50 place count 610 transition count 509
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 60 place count 600 transition count 499
Iterating global reduction 0 with 10 rules applied. Total rules applied 70 place count 600 transition count 499
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 0 with 2 rules applied. Total rules applied 72 place count 599 transition count 498
Applied a total of 72 rules in 46 ms. Remains 599 /635 variables (removed 36) and now considering 498/534 (removed 36) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4317029845524912055.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2933075862789604137.kers'
[2026-05-23 00:33:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4317029845524912055.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2933075862789604137.kers]
Culling duplicate invariants (modulo rational): removing 40 columns.
Culled 40 columns in 0 ms.
// Phase 1: matrix 498 rows 559 cols 1403 entries
Finished phase 1 with 446 SingleSign rule and 0 generalized
[2026-05-23 00:33:20] [INFO ] Computed 153 invariants in 3 ms
Computed 153 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-2933075862789604137.kers
Total runtime 5 ms.
[2026-05-23 00:33:21] [INFO ] Implicit Places using invariants in 1371 ms returned []
[2026-05-23 00:33:21] [INFO ] Invariant cache hit.
[2026-05-23 00:33:21] [INFO ] State equation strengthened by 151 read => feed constraints.
[2026-05-23 00:33:25] [INFO ] Implicit Places using invariants and state equation in 3646 ms returned []
Implicit Place search using SMT with State Equation took 5035 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 599/3152 places, 498/3069 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 10385 ms. Remains : 599/3152 places, 498/3069 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 57 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-02
Stuttering criterion allowed to conclude after 113 steps with 0 reset in 2 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-48b-LTLCardinality-02 finished in 10475 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((X((p0 U (X(!X(X(p1))) U p2)))||X(p3))))'
Support contains 5 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 3139 transition count 3056
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 3139 transition count 3056
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 29 place count 3139 transition count 3053
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 34 place count 3134 transition count 3048
Iterating global reduction 1 with 5 rules applied. Total rules applied 39 place count 3134 transition count 3048
Applied a total of 39 rules in 1233 ms. Remains 3134 /3152 variables (removed 18) and now considering 3048/3069 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10883127115927391222.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3642402329671811664.kers'
[2026-05-23 00:33:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10883127115927391222.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3642402329671811664.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 3048 rows 3134 cols 7328 entries
Finished phase 1 with 2824 SingleSign rule and 52 generalized
[2026-05-23 00:33:26] [INFO ] Computed 258 invariants in 82 ms
Computed 258 P flows in 83 ms.
Exported basis to /tmp/petrispot-output-3642402329671811664.kers
Total runtime 91 ms.
[2026-05-23 00:33:28] [INFO ] Implicit Places using invariants in 2120 ms returned []
[2026-05-23 00:33:28] [INFO ] Invariant cache hit.
[2026-05-23 00:33:34] [INFO ] Implicit Places using invariants and state equation in 6277 ms returned []
Implicit Place search using SMT with State Equation took 8427 ms to find 0 implicit places.
Running 3047 sub problems to find dead transitions.
[2026-05-23 00:33:34] [INFO ] Invariant cache hit.
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 3133/6182 variables, and 0 constraints, problems are : Problem set: 0 solved, 3047 unsolved in 30076 ms.
Refiners :[Positive P Invariants (semi-flows): 0/256 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/3134 constraints, PredecessorRefiner: 3047/3047 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3047 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3133/6182 variables, and 0 constraints, problems are : Problem set: 0 solved, 3047 unsolved in 30083 ms.
Refiners :[Positive P Invariants (semi-flows): 0/256 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/3134 constraints, PredecessorRefiner: 0/3047 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61441ms problems are : Problem set: 0 solved, 3047 unsolved
Search for dead transitions found 0 dead transitions in 61457ms
Starting structural reductions in LTL mode, iteration 1 : 3134/3152 places, 3048/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71134 ms. Remains : 3134/3152 places, 3048/3069 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((X((p0 U (X(!X(X(p1))) U p2)))||X(p3))))'
Stuttering acceptance computed with spot in 294 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (OR (NOT p2) p1), (NOT p2), p1, p1, true]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-03
Product exploration explored 100000 steps with 53 reset in 585 ms.
Entered a terminal (fully accepting) state of product in 39788 steps with 21 reset in 207 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-48b-LTLCardinality-03 finished in 72311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((F(G(p0)) U p1) U (F(p2) U X(p0)))))'
Support contains 5 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 3139 transition count 3056
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 3139 transition count 3056
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 3139 transition count 3054
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 34 place count 3133 transition count 3048
Iterating global reduction 1 with 6 rules applied. Total rules applied 40 place count 3133 transition count 3048
Applied a total of 40 rules in 1210 ms. Remains 3133 /3152 variables (removed 19) and now considering 3048/3069 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7430948353294992921.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4562800191981727140.kers'
[2026-05-23 00:34:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7430948353294992921.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4562800191981727140.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3048 rows 3133 cols 7328 entries
Finished phase 1 with 2823 SingleSign rule and 52 generalized
[2026-05-23 00:34:38] [INFO ] Computed 258 invariants in 49 ms
Computed 258 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-4562800191981727140.kers
Total runtime 52 ms.
[2026-05-23 00:34:40] [INFO ] Implicit Places using invariants in 1768 ms returned []
[2026-05-23 00:34:40] [INFO ] Invariant cache hit.
[2026-05-23 00:34:46] [INFO ] Implicit Places using invariants and state equation in 6143 ms returned []
Implicit Place search using SMT with State Equation took 7918 ms to find 0 implicit places.
Running 3047 sub problems to find dead transitions.
[2026-05-23 00:34:46] [INFO ] Invariant cache hit.
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 3132/6181 variables, and 0 constraints, problems are : Problem set: 0 solved, 3047 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 3047/3047 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3047 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3132/6181 variables, and 0 constraints, problems are : Problem set: 0 solved, 3047 unsolved in 30067 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 0/3047 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61134ms problems are : Problem set: 0 solved, 3047 unsolved
Search for dead transitions found 0 dead transitions in 61141ms
Starting structural reductions in LTL mode, iteration 1 : 3133/3152 places, 3048/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70306 ms. Remains : 3133/3152 places, 3048/3069 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((F(G(p0)) U p1) U (F(p2) U X(p0)))))'
Stuttering acceptance computed with spot in 237 ms :[(NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) p1), (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-04
Stuttering criterion allowed to conclude after 9987 steps with 5 reset in 45 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-48b-LTLCardinality-04 finished in 70746 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((p0 U X(p0)))&&((G(p0)||p1) U X(!p2)))))'
Support contains 6 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3138 transition count 3055
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3138 transition count 3055
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 31 place count 3138 transition count 3052
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 36 place count 3133 transition count 3047
Iterating global reduction 1 with 5 rules applied. Total rules applied 41 place count 3133 transition count 3047
Applied a total of 41 rules in 1037 ms. Remains 3133 /3152 variables (removed 19) and now considering 3047/3069 (removed 22) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2191456478581498197.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9336467182735576834.kers'
[2026-05-23 00:35:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2191456478581498197.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9336467182735576834.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 3047 rows 3133 cols 7326 entries
Finished phase 1 with 2823 SingleSign rule and 52 generalized
[2026-05-23 00:35:49] [INFO ] Computed 258 invariants in 83 ms
Computed 258 P flows in 84 ms.
Exported basis to /tmp/petrispot-output-9336467182735576834.kers
Total runtime 91 ms.
[2026-05-23 00:35:51] [INFO ] Implicit Places using invariants in 2238 ms returned []
[2026-05-23 00:35:51] [INFO ] Invariant cache hit.
[2026-05-23 00:35:57] [INFO ] Implicit Places using invariants and state equation in 5896 ms returned []
Implicit Place search using SMT with State Equation took 8138 ms to find 0 implicit places.
Running 3046 sub problems to find dead transitions.
[2026-05-23 00:35:57] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3132/6180 variables, and 0 constraints, problems are : Problem set: 0 solved, 3046 unsolved in 30063 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 3046/3046 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3046 unsolved
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 3132/6180 variables, and 0 constraints, problems are : Problem set: 0 solved, 3046 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 0/3046 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60965ms problems are : Problem set: 0 solved, 3046 unsolved
Search for dead transitions found 0 dead transitions in 60980ms
Starting structural reductions in LTL mode, iteration 1 : 3133/3152 places, 3047/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70178 ms. Remains : 3133/3152 places, 3047/3069 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((p0 U X(p0)))&&((G(p0)||p1) U X(!p2)))))'
Stuttering acceptance computed with spot in 435 ms :[(OR (NOT p0) p2), (NOT p0), (NOT p0), p2, p2, (NOT p0), (AND (NOT p0) p2), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-06
Stuttering criterion allowed to conclude after 5758 steps with 109 reset in 44 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-48b-LTLCardinality-06 finished in 70755 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 2 out of 3152 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1274 transitions
Trivial Post-agglo rules discarded 1274 transitions
Performed 1274 trivial Post agglomeration. Transition count delta: 1274
Iterating post reduction 0 with 1274 rules applied. Total rules applied 1274 place count 3151 transition count 1794
Reduce places removed 1274 places and 0 transitions.
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1421 rules applied. Total rules applied 2695 place count 1877 transition count 1647
Reduce places removed 96 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 97 rules applied. Total rules applied 2792 place count 1781 transition count 1646
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2793 place count 1780 transition count 1646
Performed 353 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 353 Pre rules applied. Total rules applied 2793 place count 1780 transition count 1293
Deduced a syphon composed of 353 places in 8 ms
Reduce places removed 353 places and 0 transitions.
Iterating global reduction 4 with 706 rules applied. Total rules applied 3499 place count 1427 transition count 1293
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 3508 place count 1418 transition count 1284
Iterating global reduction 4 with 9 rules applied. Total rules applied 3517 place count 1418 transition count 1284
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 3517 place count 1418 transition count 1281
Deduced a syphon composed of 3 places in 7 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 3523 place count 1415 transition count 1281
Performed 571 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 571 places in 1 ms
Reduce places removed 571 places and 0 transitions.
Iterating global reduction 4 with 1142 rules applied. Total rules applied 4665 place count 844 transition count 638
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 4666 place count 843 transition count 637
Reduce places removed 93 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 45 transitions
Trivial Post-agglo rules discarded 45 transitions
Performed 45 trivial Post agglomeration. Transition count delta: 45
Iterating post reduction 4 with 138 rules applied. Total rules applied 4804 place count 750 transition count 592
Reduce places removed 45 places and 0 transitions.
Iterating post reduction 5 with 45 rules applied. Total rules applied 4849 place count 705 transition count 592
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 48 Pre rules applied. Total rules applied 4849 place count 705 transition count 544
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 6 with 96 rules applied. Total rules applied 4945 place count 657 transition count 544
Applied a total of 4945 rules in 396 ms. Remains 657 /3152 variables (removed 2495) and now considering 544/3069 (removed 2525) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12177733072183921167.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6436095544076511017.kers'
[2026-05-23 00:36:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12177733072183921167.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6436095544076511017.kers]
Culling duplicate invariants (modulo rational): removing 87 columns.
Culled 87 columns in 0 ms.
// Phase 1: matrix 544 rows 570 cols 1316 entries
Finished phase 1 with 481 SingleSign rule and 11 generalized
[2026-05-23 00:36:59] [INFO ] Computed 165 invariants in 2 ms
Computed 165 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6436095544076511017.kers
Total runtime 4 ms.
[2026-05-23 00:36:59] [INFO ] Implicit Places using invariants in 498 ms returned [258, 332, 372, 446, 484, 488, 492, 496, 501, 505, 509, 513, 517, 521, 525, 529, 533, 537, 541, 545, 549, 553, 557, 561, 565, 569, 573, 577, 581, 583, 585, 587, 589, 591, 593, 595, 597, 599, 601, 604, 606, 610, 615, 619, 623, 627, 631, 635, 639, 643, 647, 651, 656]
Discarding 53 places :
Implicit Place search using SMT only with invariants took 502 ms to find 53 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 604/3152 places, 544/3069 transitions.
Graph (trivial) has 248 edges and 604 vertex of which 12 / 604 are part of one of the 1 SCC in 0 ms
Free SCC test removed 11 places
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 41 place count 553 transition count 483
Iterating global reduction 0 with 40 rules applied. Total rules applied 81 place count 553 transition count 483
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 83 place count 551 transition count 481
Iterating global reduction 0 with 2 rules applied. Total rules applied 85 place count 551 transition count 481
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 87 place count 549 transition count 479
Iterating global reduction 0 with 2 rules applied. Total rules applied 89 place count 549 transition count 479
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 91 place count 547 transition count 477
Iterating global reduction 0 with 2 rules applied. Total rules applied 93 place count 547 transition count 477
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 95 place count 545 transition count 475
Iterating global reduction 0 with 2 rules applied. Total rules applied 97 place count 545 transition count 475
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 99 place count 543 transition count 473
Iterating global reduction 0 with 2 rules applied. Total rules applied 101 place count 543 transition count 473
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 103 place count 541 transition count 471
Iterating global reduction 0 with 2 rules applied. Total rules applied 105 place count 541 transition count 471
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 107 place count 539 transition count 469
Iterating global reduction 0 with 2 rules applied. Total rules applied 109 place count 539 transition count 469
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 111 place count 537 transition count 467
Iterating global reduction 0 with 2 rules applied. Total rules applied 113 place count 537 transition count 467
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 115 place count 535 transition count 465
Iterating global reduction 0 with 2 rules applied. Total rules applied 117 place count 535 transition count 465
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 119 place count 533 transition count 463
Iterating global reduction 0 with 2 rules applied. Total rules applied 121 place count 533 transition count 463
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 123 place count 531 transition count 461
Iterating global reduction 0 with 2 rules applied. Total rules applied 125 place count 531 transition count 461
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 127 place count 529 transition count 459
Iterating global reduction 0 with 2 rules applied. Total rules applied 129 place count 529 transition count 459
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 130 place count 528 transition count 458
Iterating global reduction 0 with 1 rules applied. Total rules applied 131 place count 528 transition count 458
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 132 place count 527 transition count 457
Iterating global reduction 0 with 1 rules applied. Total rules applied 133 place count 527 transition count 457
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 134 place count 526 transition count 456
Iterating global reduction 0 with 1 rules applied. Total rules applied 135 place count 526 transition count 456
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 136 place count 525 transition count 455
Iterating global reduction 0 with 1 rules applied. Total rules applied 137 place count 525 transition count 455
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 138 place count 524 transition count 454
Iterating global reduction 0 with 1 rules applied. Total rules applied 139 place count 524 transition count 454
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 140 place count 523 transition count 453
Iterating global reduction 0 with 1 rules applied. Total rules applied 141 place count 523 transition count 453
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 142 place count 522 transition count 452
Iterating global reduction 0 with 1 rules applied. Total rules applied 143 place count 522 transition count 452
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 144 place count 521 transition count 451
Iterating global reduction 0 with 1 rules applied. Total rules applied 145 place count 521 transition count 451
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 146 place count 520 transition count 450
Iterating global reduction 0 with 1 rules applied. Total rules applied 147 place count 520 transition count 450
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 148 place count 519 transition count 449
Iterating global reduction 0 with 1 rules applied. Total rules applied 149 place count 519 transition count 449
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 150 place count 518 transition count 448
Iterating global reduction 0 with 1 rules applied. Total rules applied 151 place count 518 transition count 448
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 152 place count 517 transition count 447
Iterating global reduction 0 with 1 rules applied. Total rules applied 153 place count 517 transition count 447
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 155 place count 516 transition count 446
Applied a total of 155 rules in 306 ms. Remains 516 /604 variables (removed 88) and now considering 446/544 (removed 98) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16657557701962838318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6456043662982932232.kers'
[2026-05-23 00:37:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16657557701962838318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6456043662982932232.kers]
Normalized transition count is 445 out of 446 initially.
Culling duplicate invariants (modulo rational): removing 75 columns.
Culled 75 columns in 1 ms.
// Phase 1: matrix 445 rows 441 cols 1036 entries
Finished phase 1 with 404 SingleSign rule and 0 generalized
[2026-05-23 00:37:00] [INFO ] Computed 112 invariants in 5 ms
Computed 112 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6456043662982932232.kers
Total runtime 7 ms.
[2026-05-23 00:37:01] [INFO ] Implicit Places using invariants in 1002 ms returned []
[2026-05-23 00:37:01] [INFO ] Invariant cache hit.
[2026-05-23 00:37:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 00:37:02] [INFO ] Implicit Places using invariants and state equation in 1496 ms returned []
Implicit Place search using SMT with State Equation took 2543 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 516/3152 places, 446/3069 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3750 ms. Remains : 516/3152 places, 446/3069 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-09
Product exploration explored 100000 steps with 865 reset in 551 ms.
Stuttering criterion allowed to conclude after 226 steps with 1 reset in 2 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-48b-LTLCardinality-09 finished in 4383 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 2 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 3138 transition count 3055
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 3138 transition count 3055
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 30 place count 3138 transition count 3053
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 35 place count 3133 transition count 3048
Iterating global reduction 1 with 5 rules applied. Total rules applied 40 place count 3133 transition count 3048
Applied a total of 40 rules in 1026 ms. Remains 3133 /3152 variables (removed 19) and now considering 3048/3069 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11839894523910134102.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10922904383857758124.kers'
[2026-05-23 00:37:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11839894523910134102.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10922904383857758124.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3048 rows 3133 cols 7328 entries
Finished phase 1 with 2823 SingleSign rule and 52 generalized
[2026-05-23 00:37:04] [INFO ] Computed 258 invariants in 33 ms
Computed 258 P flows in 33 ms.
Exported basis to /tmp/petrispot-output-10922904383857758124.kers
Total runtime 38 ms.
[2026-05-23 00:37:06] [INFO ] Implicit Places using invariants in 1895 ms returned []
[2026-05-23 00:37:06] [INFO ] Invariant cache hit.
[2026-05-23 00:37:12] [INFO ] Implicit Places using invariants and state equation in 6125 ms returned []
Implicit Place search using SMT with State Equation took 8038 ms to find 0 implicit places.
Running 3047 sub problems to find dead transitions.
[2026-05-23 00:37:12] [INFO ] Invariant cache hit.
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 3132/6181 variables, and 0 constraints, problems are : Problem set: 0 solved, 3047 unsolved in 30074 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 3047/3047 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3047 unsolved
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 3132/6181 variables, and 0 constraints, problems are : Problem set: 0 solved, 3047 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3133 constraints, PredecessorRefiner: 0/3047 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61144ms problems are : Problem set: 0 solved, 3047 unsolved
Search for dead transitions found 0 dead transitions in 61173ms
Starting structural reductions in LTL mode, iteration 1 : 3133/3152 places, 3048/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70243 ms. Remains : 3133/3152 places, 3048/3069 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Stuttering acceptance computed with spot in 225 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-10
Product exploration explored 100000 steps with 25000 reset in 497 ms.
Product exploration explored 100000 steps with 25000 reset in 502 ms.
Computed a total of 792 stabilizing places and 792 stable transitions
Computed a total of 792 stabilizing places and 792 stable transitions
Knowledge based reduction with 1 factoid took 90 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 1469 steps (0 resets) in 12 ms. (113 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 102 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 268 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 611 ms.
Stuttering acceptance computed with spot in 212 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 3133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3133/3133 places, 3048/3048 transitions.
Applied a total of 0 rules in 429 ms. Remains 3133 /3133 variables (removed 0) and now considering 3048/3048 (removed 0) transitions.
[2026-05-23 00:38:16] [INFO ] Invariant cache hit.
[2026-05-23 00:38:18] [INFO ] Implicit Places using invariants in 1888 ms returned []
[2026-05-23 00:38:18] [INFO ] Invariant cache hit.
[2026-05-23 00:38:24] [INFO ] Implicit Places using invariants and state equation in 6171 ms returned []
Implicit Place search using SMT with State Equation took 8066 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8498 ms. Remains : 3133/3133 places, 3048/3048 transitions.
Computed a total of 792 stabilizing places and 792 stable transitions
Computed a total of 792 stabilizing places and 792 stable transitions
Knowledge based reduction with 1 factoid took 61 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 1636 steps (0 resets) in 12 ms. (125 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 48 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 398 ms.
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 204 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 539 ms.
Product exploration explored 100000 steps with 25000 reset in 533 ms.
Spot run failed in 97 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/ltsmin2681545568464833203
[2026-05-23 00:38:26] [INFO ] Built C files in 73ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2681545568464833203
Running compilation step : cd /tmp/ltsmin2681545568464833203;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2681545568464833203;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2681545568464833203;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 3133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3133/3133 places, 3048/3048 transitions.
Applied a total of 0 rules in 341 ms. Remains 3133 /3133 variables (removed 0) and now considering 3048/3048 (removed 0) transitions.
[2026-05-23 00:38:29] [INFO ] Invariant cache hit.
[2026-05-23 00:38:31] [INFO ] Implicit Places using invariants in 1996 ms returned []
[2026-05-23 00:38:31] [INFO ] Invariant cache hit.
[2026-05-23 00:38:38] [INFO ] Implicit Places using invariants and state equation in 6310 ms returned []
Implicit Place search using SMT with State Equation took 8352 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8695 ms. Remains : 3133/3133 places, 3048/3048 transitions.
Built C files in :
/tmp/ltsmin6456010129145145217
[2026-05-23 00:38:38] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6456010129145145217
Running compilation step : cd /tmp/ltsmin6456010129145145217;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6456010129145145217;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6456010129145145217;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 00:38:41] [INFO ] Flatten gal took : 160 ms
[2026-05-23 00:38:41] [INFO ] Flatten gal took : 144 ms
[2026-05-23 00:38:41] [INFO ] Time to serialize gal into /tmp/LTL13902868262206051737.gal : 48 ms
[2026-05-23 00:38:41] [INFO ] Time to serialize properties into /tmp/LTL430858690456016418.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/LTL13902868262206051737.gal' '-t' 'CGAL' '-hoa' '/tmp/aut56852444605224866.hoa' '-atoms' '/tmp/LTL430858690456016418.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...315
Loading property file /tmp/LTL430858690456016418.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut56852444605224866.hoa
Detected timeout of ITS tools.
[2026-05-23 00:38:57] [INFO ] Flatten gal took : 79 ms
[2026-05-23 00:38:57] [INFO ] Flatten gal took : 49 ms
[2026-05-23 00:38:57] [INFO ] Time to serialize gal into /tmp/LTL7067697373331804681.gal : 18 ms
[2026-05-23 00:38:57] [INFO ] Time to serialize properties into /tmp/LTL15659121560391341494.ltl : 8 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/LTL7067697373331804681.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15659121560391341494.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 : !((X(X(X(F("((p2200==0)||(p495==1))"))))))
Formula 0 simplified : XXXG!"((p2200==0)||(p495==1))"
Detected timeout of ITS tools.
[2026-05-23 00:39:12] [INFO ] Flatten gal took : 71 ms
[2026-05-23 00:39:12] [INFO ] Applying decomposition
[2026-05-23 00:39:12] [INFO ] Flatten gal took : 49 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/graph5474242042075652046.txt' '-o' '/tmp/graph5474242042075652046.bin' '-w' '/tmp/graph5474242042075652046.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5474242042075652046.bin' '-l' '-1' '-v' '-w' '/tmp/graph5474242042075652046.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:39:12] [INFO ] Decomposing Gal with order
[2026-05-23 00:39:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:39:13] [INFO ] Removed a total of 556 redundant transitions.
[2026-05-23 00:39:13] [INFO ] Flatten gal took : 205 ms
[2026-05-23 00:39:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 17 ms.
[2026-05-23 00:39:13] [INFO ] Time to serialize gal into /tmp/LTL9303172118052382000.gal : 32 ms
[2026-05-23 00:39:13] [INFO ] Time to serialize properties into /tmp/LTL18316223387127695053.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/LTL9303172118052382000.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL18316223387127695053.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 : !((X(X(X(F("((i50.u621.p2200==0)||(i12.u165.p495==1))"))))))
Formula 0 simplified : XXXG!"((i50.u621.p2200==0)||(i12.u165.p495==1))"
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-48b-LTLCardinality-10 finished in 145263 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 ((!p1&&X(X(p0))&&(!p2 U (p3||G(!p2))))||X(X(G(p0)))))))'
Support contains 5 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 3139 transition count 3056
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 3139 transition count 3056
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 3139 transition count 3054
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 32 place count 3135 transition count 3050
Iterating global reduction 1 with 4 rules applied. Total rules applied 36 place count 3135 transition count 3050
Applied a total of 36 rules in 1080 ms. Remains 3135 /3152 variables (removed 17) and now considering 3050/3069 (removed 19) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11418220155138279071.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9061236996381902114.kers'
[2026-05-23 00:39:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11418220155138279071.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9061236996381902114.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 3050 rows 3135 cols 7332 entries
Finished phase 1 with 2825 SingleSign rule and 52 generalized
[2026-05-23 00:39:29] [INFO ] Computed 258 invariants in 79 ms
Computed 258 P flows in 80 ms.
Exported basis to /tmp/petrispot-output-9061236996381902114.kers
Total runtime 85 ms.
[2026-05-23 00:39:31] [INFO ] Implicit Places using invariants in 1886 ms returned []
[2026-05-23 00:39:31] [INFO ] Invariant cache hit.
[2026-05-23 00:39:37] [INFO ] Implicit Places using invariants and state equation in 5894 ms returned []
Implicit Place search using SMT with State Equation took 7817 ms to find 0 implicit places.
Running 3049 sub problems to find dead transitions.
[2026-05-23 00:39:37] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3134/6185 variables, and 0 constraints, problems are : Problem set: 0 solved, 3049 unsolved in 30094 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3135 constraints, PredecessorRefiner: 3049/3049 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3049 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3134/6185 variables, and 0 constraints, problems are : Problem set: 0 solved, 3049 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3135 constraints, PredecessorRefiner: 0/3049 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61218ms problems are : Problem set: 0 solved, 3049 unsolved
Search for dead transitions found 0 dead transitions in 61222ms
Starting structural reductions in LTL mode, iteration 1 : 3135/3152 places, 3050/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70131 ms. Remains : 3135/3152 places, 3050/3069 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)))||(!p1&&X(X(p0))&&(!p2 U (p3||G(!p2))))))))'
Stuttering acceptance computed with spot in 354 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) (NOT p3) p2), (NOT p0), (NOT p0), (AND (NOT p3) p2 (NOT p0)), true, (AND (NOT p3) p2 p0)]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-12
Product exploration explored 100000 steps with 19948 reset in 443 ms.
Product exploration explored 100000 steps with 20069 reset in 447 ms.
Computed a total of 793 stabilizing places and 793 stable transitions
Computed a total of 793 stabilizing places and 793 stable transitions
Knowledge based reduction with 23 factoid took 158 ms. Reduced automaton from 9 states, 21 edges and 4 AP (stutter sensitive) to 9 states, 21 edges and 4 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 14 to 12
RANDOM walk for 40000 steps (20 resets) in 472 ms. (84 steps per ms) remains 2/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 58 ms. (678 steps per ms) remains 2/2 properties
[2026-05-23 00:40:40] [INFO ] Invariant cache hit.
Problem apf8 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: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 912/917 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/917 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2216/3133 variables, 252/257 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3133 variables, 0/257 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/3135 variables, 1/258 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3135 variables, 0/258 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3050/6185 variables, 3135/3393 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6185 variables, 0/3393 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/6185 variables, 0/3393 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6185/6185 variables, and 3393 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2081 ms.
Refiners :[Positive P Invariants (semi-flows): 257/257 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 3135/3135 constraints, PredecessorRefiner: 2/2 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 912/917 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/917 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2216/3133 variables, 252/257 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3133 variables, 2/259 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3133 variables, 0/259 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3135 variables, 1/260 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SMT process timed out in 7241ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 3135 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3135/3135 places, 3050/3050 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1271 transitions
Trivial Post-agglo rules discarded 1271 transitions
Performed 1271 trivial Post agglomeration. Transition count delta: 1271
Iterating post reduction 0 with 1271 rules applied. Total rules applied 1271 place count 3135 transition count 1779
Reduce places removed 1271 places and 0 transitions.
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1415 rules applied. Total rules applied 2686 place count 1864 transition count 1635
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 2782 place count 1768 transition count 1635
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 350 Pre rules applied. Total rules applied 2782 place count 1768 transition count 1285
Deduced a syphon composed of 350 places in 8 ms
Reduce places removed 350 places and 0 transitions.
Iterating global reduction 3 with 700 rules applied. Total rules applied 3482 place count 1418 transition count 1285
Performed 571 Post agglomeration using F-continuation condition with reduction of 71 identical transitions.
Deduced a syphon composed of 571 places in 1 ms
Reduce places removed 571 places and 0 transitions.
Iterating global reduction 3 with 1142 rules applied. Total rules applied 4624 place count 847 transition count 643
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 4626 place count 847 transition count 641
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 4628 place count 846 transition count 640
Free-agglomeration rule applied 142 times.
Iterating global reduction 3 with 142 rules applied. Total rules applied 4770 place count 846 transition count 498
Reduce places removed 142 places and 0 transitions.
Iterating post reduction 3 with 142 rules applied. Total rules applied 4912 place count 704 transition count 498
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 4913 place count 703 transition count 497
Reduce places removed 201 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 312 transitions
Trivial Post-agglo rules discarded 312 transitions
Performed 312 trivial Post agglomeration. Transition count delta: 312
Iterating post reduction 4 with 513 rules applied. Total rules applied 5426 place count 502 transition count 185
Reduce places removed 312 places and 0 transitions.
Iterating post reduction 5 with 312 rules applied. Total rules applied 5738 place count 190 transition count 185
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 62 Pre rules applied. Total rules applied 5738 place count 190 transition count 123
Deduced a syphon composed of 62 places in 0 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 6 with 124 rules applied. Total rules applied 5862 place count 128 transition count 123
Applied a total of 5862 rules in 400 ms. Remains 128 /3135 variables (removed 3007) and now considering 123/3050 (removed 2927) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 400 ms. Remains : 128/3135 places, 123/3050 transitions.
RANDOM walk for 108 steps (3 resets) in 4 ms. (21 steps per ms) remains 0/1 properties
Found 1 invariant AP formulas.
Knowledge based reduction with 24 factoid took 255 ms. Reduced automaton from 9 states, 21 edges and 4 AP (stutter sensitive) to 9 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 386 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) p2 (NOT p3)), (NOT p0), (NOT p0), (AND p2 (NOT p3) (NOT p0)), true, (AND p2 (NOT p3) p0)]
Knowledge-based reduction took 8845 ms.
Stuttering acceptance computed with spot in 304 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) p2 (NOT p3)), (NOT p0), (NOT p0), (AND p2 (NOT p3) (NOT p0)), true, (AND p2 (NOT p3) p0)]
Support contains 5 out of 3135 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3135/3135 places, 3050/3050 transitions.
Applied a total of 0 rules in 341 ms. Remains 3135 /3135 variables (removed 0) and now considering 3050/3050 (removed 0) transitions.
[2026-05-23 00:40:49] [INFO ] Invariant cache hit.
[2026-05-23 00:40:51] [INFO ] Implicit Places using invariants in 1755 ms returned []
[2026-05-23 00:40:51] [INFO ] Invariant cache hit.
[2026-05-23 00:40:57] [INFO ] Implicit Places using invariants and state equation in 6275 ms returned []
Implicit Place search using SMT with State Equation took 8032 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8374 ms. Remains : 3135/3135 places, 3050/3050 transitions.
Computed a total of 793 stabilizing places and 793 stable transitions
Computed a total of 793 stabilizing places and 793 stable transitions
Knowledge based reduction with 21 factoid took 149 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 9 states, 20 edges and 4 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 13 to 11
RANDOM walk for 40000 steps (20 resets) in 324 ms. (123 steps per ms) remains 1/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
[2026-05-23 00:40:58] [INFO ] Invariant cache hit.
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) 912/917 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/917 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2216/3133 variables, 252/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3133 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/3135 variables, 1/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3135 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3050/6185 variables, 3135/3393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6185 variables, 0/3393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/6185 variables, 0/3393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6185/6185 variables, and 3393 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1969 ms.
Refiners :[Positive P Invariants (semi-flows): 257/257 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 3135/3135 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 912/917 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/917 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2216/3133 variables, 252/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3133 variables, 2/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3133 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3135 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 7182ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 3135 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3135/3135 places, 3050/3050 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1271 transitions
Trivial Post-agglo rules discarded 1271 transitions
Performed 1271 trivial Post agglomeration. Transition count delta: 1271
Iterating post reduction 0 with 1271 rules applied. Total rules applied 1271 place count 3135 transition count 1779
Reduce places removed 1271 places and 0 transitions.
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1415 rules applied. Total rules applied 2686 place count 1864 transition count 1635
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 2782 place count 1768 transition count 1635
Performed 350 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 350 Pre rules applied. Total rules applied 2782 place count 1768 transition count 1285
Deduced a syphon composed of 350 places in 7 ms
Reduce places removed 350 places and 0 transitions.
Iterating global reduction 3 with 700 rules applied. Total rules applied 3482 place count 1418 transition count 1285
Performed 571 Post agglomeration using F-continuation condition with reduction of 71 identical transitions.
Deduced a syphon composed of 571 places in 1 ms
Reduce places removed 571 places and 0 transitions.
Iterating global reduction 3 with 1142 rules applied. Total rules applied 4624 place count 847 transition count 643
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 4626 place count 847 transition count 641
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 4628 place count 846 transition count 640
Free-agglomeration rule applied 142 times.
Iterating global reduction 3 with 142 rules applied. Total rules applied 4770 place count 846 transition count 498
Reduce places removed 142 places and 0 transitions.
Iterating post reduction 3 with 142 rules applied. Total rules applied 4912 place count 704 transition count 498
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 4913 place count 703 transition count 497
Reduce places removed 201 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 312 transitions
Trivial Post-agglo rules discarded 312 transitions
Performed 312 trivial Post agglomeration. Transition count delta: 312
Iterating post reduction 4 with 513 rules applied. Total rules applied 5426 place count 502 transition count 185
Reduce places removed 312 places and 0 transitions.
Iterating post reduction 5 with 312 rules applied. Total rules applied 5738 place count 190 transition count 185
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 62 Pre rules applied. Total rules applied 5738 place count 190 transition count 123
Deduced a syphon composed of 62 places in 0 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 6 with 124 rules applied. Total rules applied 5862 place count 128 transition count 123
Applied a total of 5862 rules in 357 ms. Remains 128 /3135 variables (removed 3007) and now considering 123/3050 (removed 2927) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 358 ms. Remains : 128/3135 places, 123/3050 transitions.
RANDOM walk for 37 steps (1 resets) in 5 ms. (6 steps per ms) remains 0/1 properties
Knowledge based reduction with 21 factoid took 297 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 9 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 377 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) p2 (NOT p3)), (NOT p0), (NOT p0), (AND p2 (NOT p3) (NOT p0)), true, (AND p2 (NOT p3) p0)]
Knowledge-based reduction took 8637 ms.
Stuttering acceptance computed with spot in 318 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) p2 (NOT p3)), (NOT p0), (NOT p0), (AND p2 (NOT p3) (NOT p0)), true, (AND p2 (NOT p3) p0)]
Stuttering acceptance computed with spot in 330 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) p2 (NOT p3)), (NOT p0), (NOT p0), (AND p2 (NOT p3) (NOT p0)), true, (AND p2 (NOT p3) p0)]
Product exploration explored 100000 steps with 20029 reset in 554 ms.
Product exploration explored 100000 steps with 19917 reset in 518 ms.
Spot run failed in 85 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/ltsmin2375543876027871217
[2026-05-23 00:41:08] [INFO ] Built C files in 41ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2375543876027871217
Running compilation step : cd /tmp/ltsmin2375543876027871217;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2375543876027871217;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2375543876027871217;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 5 out of 3135 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3135/3135 places, 3050/3050 transitions.
Applied a total of 0 rules in 343 ms. Remains 3135 /3135 variables (removed 0) and now considering 3050/3050 (removed 0) transitions.
[2026-05-23 00:41:11] [INFO ] Invariant cache hit.
[2026-05-23 00:41:13] [INFO ] Implicit Places using invariants in 1787 ms returned []
[2026-05-23 00:41:13] [INFO ] Invariant cache hit.
[2026-05-23 00:41:19] [INFO ] Implicit Places using invariants and state equation in 5964 ms returned []
Implicit Place search using SMT with State Equation took 7782 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8127 ms. Remains : 3135/3135 places, 3050/3050 transitions.
Built C files in :
/tmp/ltsmin4063463496267071780
[2026-05-23 00:41:19] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4063463496267071780
Running compilation step : cd /tmp/ltsmin4063463496267071780;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4063463496267071780;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4063463496267071780;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 00:41:22] [INFO ] Flatten gal took : 57 ms
[2026-05-23 00:41:22] [INFO ] Flatten gal took : 39 ms
[2026-05-23 00:41:22] [INFO ] Time to serialize gal into /tmp/LTL1926978414159245213.gal : 13 ms
[2026-05-23 00:41:22] [INFO ] Time to serialize properties into /tmp/LTL16149783784945864545.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/LTL1926978414159245213.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16100792983111888902.hoa' '-atoms' '/tmp/LTL16149783784945864545.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...319
Loading property file /tmp/LTL16149783784945864545.prop.
Loaded 4 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16100792983111888902.hoa
Detected timeout of ITS tools.
[2026-05-23 00:41:37] [INFO ] Flatten gal took : 41 ms
[2026-05-23 00:41:37] [INFO ] Flatten gal took : 40 ms
[2026-05-23 00:41:37] [INFO ] Time to serialize gal into /tmp/LTL4334564130819056266.gal : 11 ms
[2026-05-23 00:41:37] [INFO ] Time to serialize properties into /tmp/LTL7346852875005885048.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/LTL4334564130819056266.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7346852875005885048.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...275
Read 1 LTL properties
Checking formula 0 : !((X((X(X("(p427!=1)")))U((X(X(G("(p427!=1)"))))||(((!("(((p3207==0)||(p741==1))||(p427==1))"))&&(X(X("(p427!=1)"))))&&((!("((p3207==0...274
Formula 0 simplified : X(XX!"(p427!=1)" R (XXF!"(p427!=1)" & ("(((p3207==0)||(p741==1))||(p427==1))" | XX!"(p427!=1)" | ("((p3207==0)||(p741==1))" M !"((!(...211
Detected timeout of ITS tools.
[2026-05-23 00:41:53] [INFO ] Flatten gal took : 37 ms
[2026-05-23 00:41:53] [INFO ] Applying decomposition
[2026-05-23 00:41:53] [INFO ] Flatten gal took : 48 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/graph1689507731922493736.txt' '-o' '/tmp/graph1689507731922493736.bin' '-w' '/tmp/graph1689507731922493736.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1689507731922493736.bin' '-l' '-1' '-v' '-w' '/tmp/graph1689507731922493736.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:41:53] [INFO ] Decomposing Gal with order
[2026-05-23 00:41:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:41:53] [INFO ] Removed a total of 559 redundant transitions.
[2026-05-23 00:41:53] [INFO ] Flatten gal took : 92 ms
[2026-05-23 00:41:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 8 ms.
[2026-05-23 00:41:53] [INFO ] Time to serialize gal into /tmp/LTL8951295321155502948.gal : 23 ms
[2026-05-23 00:41:53] [INFO ] Time to serialize properties into /tmp/LTL537079551401394554.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/LTL8951295321155502948.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL537079551401394554.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...253
Read 1 LTL properties
Checking formula 0 : !((X((X(X("(i10.u146.p427!=1)")))U((X(X(G("(i10.u146.p427!=1)"))))||(((!("(((i29.u1034.p3207==0)||(i13.u227.p741==1))||(i10.u146.p427=...404
Formula 0 simplified : X(XX!"(i10.u146.p427!=1)" R (XXF!"(i10.u146.p427!=1)" & ("(((i29.u1034.p3207==0)||(i13.u227.p741==1))||(i10.u146.p427==1))" | XX!"(i...322
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-48b-LTLCardinality-12 finished in 160250 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 2 out of 3152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3152/3152 places, 3069/3069 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 3136 transition count 3053
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 3136 transition count 3053
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 35 place count 3136 transition count 3050
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 41 place count 3130 transition count 3044
Iterating global reduction 1 with 6 rules applied. Total rules applied 47 place count 3130 transition count 3044
Applied a total of 47 rules in 1060 ms. Remains 3130 /3152 variables (removed 22) and now considering 3044/3069 (removed 25) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16836375249189393722.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17336810342401806217.kers'
[2026-05-23 00:42:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16836375249189393722.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17336810342401806217.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3044 rows 3130 cols 7320 entries
Finished phase 1 with 2820 SingleSign rule and 52 generalized
[2026-05-23 00:42:09] [INFO ] Computed 258 invariants in 33 ms
Computed 258 P flows in 34 ms.
Exported basis to /tmp/petrispot-output-17336810342401806217.kers
Total runtime 41 ms.
[2026-05-23 00:42:11] [INFO ] Implicit Places using invariants in 1906 ms returned []
[2026-05-23 00:42:11] [INFO ] Invariant cache hit.
[2026-05-23 00:42:17] [INFO ] Implicit Places using invariants and state equation in 5974 ms returned []
Implicit Place search using SMT with State Equation took 7886 ms to find 0 implicit places.
Running 3043 sub problems to find dead transitions.
[2026-05-23 00:42:17] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3129/6174 variables, and 0 constraints, problems are : Problem set: 0 solved, 3043 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3130 constraints, PredecessorRefiner: 3043/3043 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3043 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3129/6174 variables, and 0 constraints, problems are : Problem set: 0 solved, 3043 unsolved in 30087 ms.
Refiners :[Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3130 constraints, PredecessorRefiner: 0/3043 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60996ms problems are : Problem set: 0 solved, 3043 unsolved
Search for dead transitions found 0 dead transitions in 60999ms
Starting structural reductions in LTL mode, iteration 1 : 3130/3152 places, 3044/3069 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69952 ms. Remains : 3130/3152 places, 3044/3069 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Stuttering acceptance computed with spot in 217 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutoFlight-PT-48b-LTLCardinality-14
Product exploration explored 100000 steps with 50000 reset in 797 ms.
Product exploration explored 100000 steps with 50000 reset in 689 ms.
Computed a total of 790 stabilizing places and 790 stable transitions
Computed a total of 790 stabilizing places and 790 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 24 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 108 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-48b-LTLCardinality-14 finished in 71875 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Spot run failed in 87 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' '!(X((X(X(p0)) U ((!p1&&X(X(p0))&&(!p2 U (p3||G(!p2))))||X(X(G(p0)))))))'
Spot run failed in 76 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 00:43:21] [INFO ] Flatten gal took : 72 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17022803348817105945
[2026-05-23 00:43:21] [INFO ] Too many transitions (3069) to apply POR reductions. Disabling POR matrices.
[2026-05-23 00:43:21] [INFO ] Applying decomposition
[2026-05-23 00:43:21] [INFO ] Built C files in 67ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17022803348817105945
Running compilation step : cd /tmp/ltsmin17022803348817105945;'/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 00:43:21] [INFO ] Flatten gal took : 46 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/graph10428028477818432947.txt' '-o' '/tmp/graph10428028477818432947.bin' '-w' '/tmp/graph10428028477818432947.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10428028477818432947.bin' '-l' '-1' '-v' '-w' '/tmp/graph10428028477818432947.weights' '-q' '0' '-e' '0.001'
[2026-05-23 00:43:21] [INFO ] Decomposing Gal with order
[2026-05-23 00:43:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:43:21] [INFO ] Removed a total of 540 redundant transitions.
[2026-05-23 00:43:21] [INFO ] Flatten gal took : 165 ms
[2026-05-23 00:43:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 9 ms.
[2026-05-23 00:43:21] [INFO ] Time to serialize gal into /tmp/LTLCardinality16434772786193161528.gal : 31 ms
[2026-05-23 00:43:21] [INFO ] Time to serialize properties into /tmp/LTLCardinality5617065432256432604.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/LTLCardinality16434772786193161528.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality5617065432256432604.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 2 LTL properties
Checking formula 0 : !((X(X(X(F("((i1.u624.p2200==0)||(i9.u165.p495==1))"))))))
Formula 0 simplified : XXXG!"((i1.u624.p2200==0)||(i9.u165.p495==1))"
Compilation finished in 7602 ms.
Running link step : cd /tmp/ltsmin17022803348817105945;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 121 ms.
Running LTSmin : cd /tmp/ltsmin17022803348817105945;'/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(X(X(<>((LTLAPp0==true)))))' '--buchi-type=spotba'
LTSmin run took 901 ms.
FORMULA AutoFlight-PT-48b-LTLCardinality-10 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin17022803348817105945;'/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((X(X((LTLAPp1==true))) U ((!(LTLAPp2==true)&&X(X((LTLAPp1==true)))&&(!(LTLAPp3==true) U ((LTLAPp4==true)||[](!(LTLAPp3==true)))))||X(X([]((LTLAPp1==true)))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin17022803348817105945;'/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((X(X((LTLAPp1==true))) U ((!(LTLAPp2==true)&&X(X((LTLAPp1==true)))&&(!(LTLAPp3==true) U ((LTLAPp4==true)||[](!(LTLAPp3==true)))))||X(X([]((LTLAPp1==true)))))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin17022803348817105945;'/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((X(X((LTLAPp1==true))) U ((!(LTLAPp2==true)&&X(X((LTLAPp1==true)))&&(!(LTLAPp3==true) U ((LTLAPp4==true)||[](!(LTLAPp3==true)))))||X(X([]((LTLAPp1==true)))))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-23 01:08:15] [INFO ] Applying decomposition
[2026-05-23 01:08:15] [INFO ] Flatten gal took : 671 ms
[2026-05-23 01:08:16] [INFO ] Decomposing Gal with order
[2026-05-23 01:08:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:08:30] [INFO ] Removed a total of 102 redundant transitions.
[2026-05-23 01:08:30] [INFO ] Flatten gal took : 111 ms
[2026-05-23 01:08:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 2754 labels/synchronizations in 4465 ms.
[2026-05-23 01:08:36] [INFO ] Time to serialize gal into /tmp/LTLCardinality15186433687366691793.gal : 253 ms
[2026-05-23 01:08:36] [INFO ] Time to serialize properties into /tmp/LTLCardinality2396675736182514491.ltl : 5 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/LTLCardinality15186433687366691793.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality2396675736182514491.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 : !((X((X(X("(i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0...6104
Formula 0 simplified : X(XX!"(i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0...5407

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AutoFlight-PT-48b"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is AutoFlight-PT-48b, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r002-oct2-177944366400579"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-48b.tgz
mv AutoFlight-PT-48b execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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