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-oct2-177944366500596.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-96b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366500596
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 7.1K Mar 5 16:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 5 16:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 5 16:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Mar 5 16:34 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 3.7K Mar 15 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.8K Mar 5 16:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 47K Mar 5 16:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 5 16:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 5 16:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.9M 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-96b-LTLFireability-00
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-01
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-02
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-03
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-04
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-05
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-06
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-07
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-08
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-09
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-10
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-11
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-12
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-13
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-14
FORMULA_NAME AutoFlight-PT-96b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779497760627

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-96b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 00:56:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 00:56:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 00:56:02] [INFO ] Load time of PNML (sax parser for PT used): 303 ms
[2026-05-23 00:56:02] [INFO ] Transformed 7894 places.
[2026-05-23 00:56:02] [INFO ] Transformed 7868 transitions.
[2026-05-23 00:56:02] [INFO ] Found NUPN structural information;
[2026-05-23 00:56:02] [INFO ] Parsed PT model containing 7894 places and 7868 transitions and 18200 arcs in 749 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA AutoFlight-PT-96b-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96b-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 7894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7894/7894 places, 7868/7868 transitions.
Discarding 1009 places :
Symmetric choice reduction at 0 with 1009 rule applications. Total rules 1009 place count 6885 transition count 6859
Iterating global reduction 0 with 1009 rules applied. Total rules applied 2018 place count 6885 transition count 6859
Ensure Unique test removed 141 transitions
Reduce isomorphic transitions removed 141 transitions.
Iterating post reduction 0 with 141 rules applied. Total rules applied 2159 place count 6885 transition count 6718
Discarding 474 places :
Symmetric choice reduction at 1 with 474 rule applications. Total rules 2633 place count 6411 transition count 6244
Iterating global reduction 1 with 474 rules applied. Total rules applied 3107 place count 6411 transition count 6244
Discarding 71 places :
Symmetric choice reduction at 1 with 71 rule applications. Total rules 3178 place count 6340 transition count 6173
Iterating global reduction 1 with 71 rules applied. Total rules applied 3249 place count 6340 transition count 6173
Discarding 70 places :
Symmetric choice reduction at 1 with 70 rule applications. Total rules 3319 place count 6270 transition count 6103
Iterating global reduction 1 with 70 rules applied. Total rules applied 3389 place count 6270 transition count 6103
Applied a total of 3389 rules in 6998 ms. Remains 6270 /7894 variables (removed 1624) and now considering 6103/7868 (removed 1765) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6331531566763699811.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11814311261559319146.kers'
[2026-05-23 00:56:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6331531566763699811.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11814311261559319146.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 6103 rows 6270 cols 14670 entries
Finished phase 1 with 5652 SingleSign rule and 104 generalized
[2026-05-23 00:56:10] [INFO ] Computed 514 invariants in 192 ms
Computed 514 P flows in 194 ms.
Exported basis to /tmp/petrispot-output-11814311261559319146.kers
Total runtime 205 ms.
[2026-05-23 00:56:15] [INFO ] Implicit Places using invariants in 5190 ms returned []
[2026-05-23 00:56:15] [INFO ] Invariant cache hit.
[2026-05-23 00:56:34] [INFO ] Implicit Places using invariants and state equation in 19041 ms returned []
Implicit Place search using SMT with State Equation took 24304 ms to find 0 implicit places.
Running 6102 sub problems to find dead transitions.
[2026-05-23 00:56:34] [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 6269/12373 variables, and 0 constraints, problems are : Problem set: 0 solved, 6102 unsolved in 30141 ms.
Refiners :[Positive P Invariants (semi-flows): 0/512 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/6270 constraints, PredecessorRefiner: 6102/6102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6102 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6269/12373 variables, and 0 constraints, problems are : Problem set: 0 solved, 6102 unsolved in 30116 ms.
Refiners :[Positive P Invariants (semi-flows): 0/512 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/6270 constraints, PredecessorRefiner: 0/6102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64053ms problems are : Problem set: 0 solved, 6102 unsolved
Search for dead transitions found 0 dead transitions in 64094ms
Starting structural reductions in LTL mode, iteration 1 : 6270/7894 places, 6103/7868 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 95471 ms. Remains : 6270/7894 places, 6103/7868 transitions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Applied a total of 0 rules in 1430 ms. Remains 6270 /6270 variables (removed 0) and now considering 6103/6103 (removed 0) transitions.
[2026-05-23 00:57:40] [INFO ] Invariant cache hit.
[2026-05-23 00:57:43] [INFO ] Implicit Places using invariants in 3451 ms returned []
[2026-05-23 00:57:43] [INFO ] Invariant cache hit.
[2026-05-23 00:58:01] [INFO ] Implicit Places using invariants and state equation in 18243 ms returned []
Implicit Place search using SMT with State Equation took 21704 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23138 ms. Remains : 6270/6270 places, 6103/6103 transitions.
Support contains 34 out of 6270 places after structural reductions.
[2026-05-23 00:58:02] [INFO ] Flatten gal took : 248 ms
[2026-05-23 00:58:02] [INFO ] Flatten gal took : 148 ms
[2026-05-23 00:58:03] [INFO ] Input system was already deterministic with 6103 transitions.
RANDOM walk for 40000 steps (8 resets) in 3674 ms. (10 steps per ms) remains 10/31 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 374 ms. (106 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 278 ms. (143 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 146 ms. (272 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 99 ms. (400 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 10/10 properties
[2026-05-23 00:58:04] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 980/993 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/993 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 5273/6266 variables, 501/512 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6266 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/6270 variables, 2/514 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6270 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SMT process timed out in 5082ms, After SMT, problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 6270 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2530 transitions
Trivial Post-agglo rules discarded 2530 transitions
Performed 2530 trivial Post agglomeration. Transition count delta: 2530
Iterating post reduction 0 with 2530 rules applied. Total rules applied 2530 place count 6270 transition count 3573
Reduce places removed 2530 places and 0 transitions.
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2820 rules applied. Total rules applied 5350 place count 3740 transition count 3283
Reduce places removed 192 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 195 rules applied. Total rules applied 5545 place count 3548 transition count 3280
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 5548 place count 3545 transition count 3280
Performed 704 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 704 Pre rules applied. Total rules applied 5548 place count 3545 transition count 2576
Deduced a syphon composed of 704 places in 25 ms
Reduce places removed 704 places and 0 transitions.
Iterating global reduction 4 with 1408 rules applied. Total rules applied 6956 place count 2841 transition count 2576
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 6960 place count 2837 transition count 2572
Iterating global reduction 4 with 4 rules applied. Total rules applied 6964 place count 2837 transition count 2572
Performed 1139 Post agglomeration using F-continuation condition with reduction of 141 identical transitions.
Deduced a syphon composed of 1139 places in 1 ms
Reduce places removed 1139 places and 0 transitions.
Iterating global reduction 4 with 2278 rules applied. Total rules applied 9242 place count 1698 transition count 1292
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 9243 place count 1698 transition count 1291
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 9246 place count 1698 transition count 1288
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 9248 place count 1697 transition count 1287
Free-agglomeration rule applied 287 times.
Iterating global reduction 5 with 287 rules applied. Total rules applied 9535 place count 1697 transition count 1000
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 5 with 287 rules applied. Total rules applied 9822 place count 1410 transition count 1000
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 9823 place count 1409 transition count 999
Reduce places removed 398 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 625 transitions
Trivial Post-agglo rules discarded 625 transitions
Performed 625 trivial Post agglomeration. Transition count delta: 625
Iterating post reduction 6 with 1023 rules applied. Total rules applied 10846 place count 1011 transition count 374
Reduce places removed 625 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 7 with 626 rules applied. Total rules applied 11472 place count 386 transition count 373
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 11473 place count 385 transition count 373
Performed 120 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 120 Pre rules applied. Total rules applied 11473 place count 385 transition count 253
Deduced a syphon composed of 120 places in 0 ms
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 9 with 240 rules applied. Total rules applied 11713 place count 265 transition count 253
Applied a total of 11713 rules in 1679 ms. Remains 265 /6270 variables (removed 6005) and now considering 253/6103 (removed 5850) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1679 ms. Remains : 265/6270 places, 253/6103 transitions.
RANDOM walk for 40000 steps (364 resets) in 1534 ms. (26 steps per ms) remains 1/10 properties
BEST_FIRST walk for 33226 steps (7 resets) in 121 ms. (272 steps per ms) remains 0/1 properties
Computed a total of 1590 stabilizing places and 1590 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Support contains 1 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 6257 transition count 6090
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 6257 transition count 6090
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 6257 transition count 6087
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 32 place count 6254 transition count 6084
Iterating global reduction 1 with 3 rules applied. Total rules applied 35 place count 6254 transition count 6084
Applied a total of 35 rules in 4351 ms. Remains 6254 /6270 variables (removed 16) and now considering 6084/6103 (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-10205114330820878938.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12651230610613124113.kers'
[2026-05-23 00:58:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10205114330820878938.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12651230610613124113.kers]
Culled 0 columns in 9 ms.
// Phase 1: matrix 6084 rows 6254 cols 14632 entries
Finished phase 1 with 5636 SingleSign rule and 104 generalized
[2026-05-23 00:58:17] [INFO ] Computed 514 invariants in 217 ms
Computed 514 P flows in 217 ms.
Exported basis to /tmp/petrispot-output-12651230610613124113.kers
Total runtime 230 ms.
[2026-05-23 00:58:21] [INFO ] Implicit Places using invariants in 4082 ms returned []
[2026-05-23 00:58:21] [INFO ] Invariant cache hit.
[2026-05-23 00:58:39] [INFO ] Implicit Places using invariants and state equation in 17743 ms returned []
Implicit Place search using SMT with State Equation took 21840 ms to find 0 implicit places.
Running 6083 sub problems to find dead transitions.
[2026-05-23 00:58:39] [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 6253/12338 variables, and 0 constraints, problems are : Problem set: 0 solved, 6083 unsolved in 30121 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6254 constraints, PredecessorRefiner: 6083/6083 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6083 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6253/12338 variables, and 0 constraints, problems are : Problem set: 0 solved, 6083 unsolved in 30136 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6254 constraints, PredecessorRefiner: 0/6083 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64286ms problems are : Problem set: 0 solved, 6083 unsolved
Search for dead transitions found 0 dead transitions in 64309ms
Starting structural reductions in LTL mode, iteration 1 : 6254/6270 places, 6084/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90523 ms. Remains : 6254/6270 places, 6084/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Stuttering acceptance computed with spot in 542 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-01
Product exploration explored 100000 steps with 89 reset in 815 ms.
Product exploration explored 100000 steps with 88 reset in 730 ms.
Computed a total of 1578 stabilizing places and 1578 stable transitions
Computed a total of 1578 stabilizing places and 1578 stable transitions
Knowledge based reduction with 1 factoid took 49 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 4594 steps (0 resets) in 96 ms. (47 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 109 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 304 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2026-05-23 00:59:46] [INFO ] Invariant cache hit.
[2026-05-23 01:00:01] [INFO ] [Real]Absence check using 513 positive place invariants in 9848 ms returned sat
[2026-05-23 01:00:01] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 197 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
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)
[2026-05-23 01:00:01] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Knowledge-based reduction took 16084 ms.
Stuttering acceptance computed with spot in 255 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 6254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6254/6254 places, 6084/6084 transitions.
Applied a total of 0 rules in 1468 ms. Remains 6254 /6254 variables (removed 0) and now considering 6084/6084 (removed 0) transitions.
[2026-05-23 01:00:03] [INFO ] Invariant cache hit.
[2026-05-23 01:00:07] [INFO ] Implicit Places using invariants in 3843 ms returned []
[2026-05-23 01:00:07] [INFO ] Invariant cache hit.
[2026-05-23 01:00:25] [INFO ] Implicit Places using invariants and state equation in 18253 ms returned []
Implicit Place search using SMT with State Equation took 22103 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23587 ms. Remains : 6254/6254 places, 6084/6084 transitions.
Computed a total of 1578 stabilizing places and 1578 stable transitions
Computed a total of 1578 stabilizing places and 1578 stable transitions
Knowledge based reduction with 1 factoid took 46 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 4524 steps (0 resets) in 73 ms. (61 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 60 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2026-05-23 01:00:26] [INFO ] Invariant cache hit.
[2026-05-23 01:00:40] [INFO ] [Real]Absence check using 513 positive place invariants in 9714 ms returned sat
[2026-05-23 01:00:40] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 228 ms returned sat
[2026-05-23 01:00:41] [INFO ] [Real]Absence check using state equation in 901 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 16006 ms.
Stuttering acceptance computed with spot in 316 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 298 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 90 reset in 664 ms.
Product exploration explored 100000 steps with 90 reset in 700 ms.
Spot run failed in 170 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/ltsmin10138633164291837814
[2026-05-23 01:00:44] [INFO ] Built C files in 121ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10138633164291837814
Running compilation step : cd /tmp/ltsmin10138633164291837814;'/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/ltsmin10138633164291837814;'/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/ltsmin10138633164291837814;'/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 1 out of 6254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6254/6254 places, 6084/6084 transitions.
Applied a total of 0 rules in 1497 ms. Remains 6254 /6254 variables (removed 0) and now considering 6084/6084 (removed 0) transitions.
[2026-05-23 01:00:48] [INFO ] Invariant cache hit.
[2026-05-23 01:00:52] [INFO ] Implicit Places using invariants in 3846 ms returned []
[2026-05-23 01:00:52] [INFO ] Invariant cache hit.
[2026-05-23 01:01:09] [INFO ] Implicit Places using invariants and state equation in 17288 ms returned []
Implicit Place search using SMT with State Equation took 21138 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 22639 ms. Remains : 6254/6254 places, 6084/6084 transitions.
Built C files in :
/tmp/ltsmin11520786837685155114
[2026-05-23 01:01:09] [INFO ] Built C files in 73ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11520786837685155114
Running compilation step : cd /tmp/ltsmin11520786837685155114;'/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/ltsmin11520786837685155114;'/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/ltsmin11520786837685155114;'/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 01:01:13] [INFO ] Flatten gal took : 96 ms
[2026-05-23 01:01:13] [INFO ] Flatten gal took : 87 ms
[2026-05-23 01:01:13] [INFO ] Time to serialize gal into /tmp/LTL6914787313700042535.gal : 40 ms
[2026-05-23 01:01:13] [INFO ] Time to serialize properties into /tmp/LTL13126084610471635517.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/LTL6914787313700042535.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2888790680035417450.hoa' '-atoms' '/tmp/LTL13126084610471635517.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL13126084610471635517.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2888790680035417450.hoa
Detected timeout of ITS tools.
[2026-05-23 01:01:28] [INFO ] Flatten gal took : 87 ms
[2026-05-23 01:01:28] [INFO ] Flatten gal took : 88 ms
[2026-05-23 01:01:28] [INFO ] Time to serialize gal into /tmp/LTL15345455517128799771.gal : 22 ms
[2026-05-23 01:01:28] [INFO ] Time to serialize properties into /tmp/LTL15513139312276812118.ltl : 7 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/LTL15345455517128799771.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15513139312276812118.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(X(X(F("(p4197==1)")))))))
Formula 0 simplified : XXXXG!"(p4197==1)"
Detected timeout of ITS tools.
[2026-05-23 01:01:44] [INFO ] Flatten gal took : 100 ms
[2026-05-23 01:01:44] [INFO ] Applying decomposition
[2026-05-23 01:01:44] [INFO ] Flatten gal took : 82 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/graph2195219019878048896.txt' '-o' '/tmp/graph2195219019878048896.bin' '-w' '/tmp/graph2195219019878048896.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2195219019878048896.bin' '-l' '-1' '-v' '-w' '/tmp/graph2195219019878048896.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:01:44] [INFO ] Decomposing Gal with order
[2026-05-23 01:01:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:01:47] [INFO ] Removed a total of 1102 redundant transitions.
[2026-05-23 01:01:47] [INFO ] Flatten gal took : 656 ms
[2026-05-23 01:01:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 43 ms.
[2026-05-23 01:01:48] [INFO ] Time to serialize gal into /tmp/LTL5620394691871866385.gal : 59 ms
[2026-05-23 01:01:48] [INFO ] Time to serialize properties into /tmp/LTL616604319176487345.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/LTL5620394691871866385.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL616604319176487345.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(X(F("(i69.i0.i0.i2.u1174.p4197==1)")))))))
Formula 0 simplified : XXXXG!"(i69.i0.i0.i2.u1174.p4197==1)"
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-96b-LTLFireability-01 finished in 230310 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 6270 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2543 transitions
Trivial Post-agglo rules discarded 2543 transitions
Performed 2543 trivial Post agglomeration. Transition count delta: 2543
Iterating post reduction 0 with 2543 rules applied. Total rules applied 2543 place count 6269 transition count 3559
Reduce places removed 2543 places and 0 transitions.
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2835 rules applied. Total rules applied 5378 place count 3726 transition count 3267
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 2 with 192 rules applied. Total rules applied 5570 place count 3534 transition count 3267
Performed 704 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 704 Pre rules applied. Total rules applied 5570 place count 3534 transition count 2563
Deduced a syphon composed of 704 places in 25 ms
Reduce places removed 704 places and 0 transitions.
Iterating global reduction 3 with 1408 rules applied. Total rules applied 6978 place count 2830 transition count 2563
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 6986 place count 2822 transition count 2555
Iterating global reduction 3 with 8 rules applied. Total rules applied 6994 place count 2822 transition count 2555
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 6994 place count 2822 transition count 2552
Deduced a syphon composed of 3 places in 24 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 7000 place count 2819 transition count 2552
Performed 1140 Post agglomeration using F-continuation condition with reduction of 143 identical transitions.
Deduced a syphon composed of 1140 places in 1 ms
Reduce places removed 1140 places and 0 transitions.
Iterating global reduction 3 with 2280 rules applied. Total rules applied 9280 place count 1679 transition count 1269
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 9281 place count 1678 transition count 1268
Reduce places removed 190 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 94 transitions
Trivial Post-agglo rules discarded 94 transitions
Performed 94 trivial Post agglomeration. Transition count delta: 94
Iterating post reduction 3 with 284 rules applied. Total rules applied 9565 place count 1488 transition count 1174
Reduce places removed 94 places and 0 transitions.
Iterating post reduction 4 with 94 rules applied. Total rules applied 9659 place count 1394 transition count 1174
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 96 Pre rules applied. Total rules applied 9659 place count 1394 transition count 1078
Deduced a syphon composed of 96 places in 0 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 5 with 192 rules applied. Total rules applied 9851 place count 1298 transition count 1078
Applied a total of 9851 rules in 1220 ms. Remains 1298 /6270 variables (removed 4972) and now considering 1078/6103 (removed 5025) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14905417786108647606.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7551478393516852557.kers'
[2026-05-23 01:02:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14905417786108647606.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7551478393516852557.kers]
Culling duplicate invariants (modulo rational): removing 170 columns.
Culled 170 columns in 7 ms.
// Phase 1: matrix 1078 rows 1128 cols 2608 entries
Finished phase 1 with 951 SingleSign rule and 23 generalized
[2026-05-23 01:02:04] [INFO ] Computed 324 invariants in 22 ms
Computed 324 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-7551478393516852557.kers
Total runtime 26 ms.
[2026-05-23 01:02:05] [INFO ] Implicit Places using invariants in 1087 ms returned [508, 582, 656, 694, 732, 806, 880, 918, 956, 960, 964, 968, 972, 976, 986, 990, 994, 998, 1002, 1006, 1010, 1014, 1018, 1022, 1026, 1030, 1034, 1038, 1042, 1046, 1050, 1054, 1058, 1062, 1066, 1070, 1074, 1078, 1082, 1086, 1090, 1094, 1098, 1102, 1106, 1110, 1114, 1118, 1122, 1126, 1130, 1134, 1138, 1142, 1146, 1150, 1152, 1154, 1157, 1159, 1161, 1163, 1165, 1167, 1169, 1171, 1173, 1175, 1179, 1183, 1187, 1191, 1195, 1199, 1203, 1207, 1211, 1215, 1219, 1223, 1225, 1227, 1229, 1231, 1233, 1235, 1237, 1239, 1241, 1243, 1245, 1247, 1251, 1255, 1260, 1264, 1268, 1272, 1276, 1280, 1284, 1288, 1292, 1297]
Discarding 104 places :
Implicit Place search using SMT only with invariants took 1093 ms to find 104 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1194/6270 places, 1078/6103 transitions.
Graph (trivial) has 494 edges and 1194 vertex of which 24 / 1194 are part of one of the 1 SCC in 3 ms
Free SCC test removed 23 places
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Discarding 79 places :
Symmetric choice reduction at 0 with 79 rule applications. Total rules 80 place count 1092 transition count 954
Iterating global reduction 0 with 79 rules applied. Total rules applied 159 place count 1092 transition count 954
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 163 place count 1088 transition count 950
Iterating global reduction 0 with 4 rules applied. Total rules applied 167 place count 1088 transition count 950
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 171 place count 1084 transition count 946
Iterating global reduction 0 with 4 rules applied. Total rules applied 175 place count 1084 transition count 946
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 179 place count 1080 transition count 942
Iterating global reduction 0 with 4 rules applied. Total rules applied 183 place count 1080 transition count 942
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 187 place count 1076 transition count 938
Iterating global reduction 0 with 4 rules applied. Total rules applied 191 place count 1076 transition count 938
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 195 place count 1072 transition count 934
Iterating global reduction 0 with 4 rules applied. Total rules applied 199 place count 1072 transition count 934
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 203 place count 1068 transition count 930
Iterating global reduction 0 with 4 rules applied. Total rules applied 207 place count 1068 transition count 930
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 211 place count 1064 transition count 926
Iterating global reduction 0 with 4 rules applied. Total rules applied 215 place count 1064 transition count 926
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 219 place count 1060 transition count 922
Iterating global reduction 0 with 4 rules applied. Total rules applied 223 place count 1060 transition count 922
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 227 place count 1056 transition count 918
Iterating global reduction 0 with 4 rules applied. Total rules applied 231 place count 1056 transition count 918
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 235 place count 1052 transition count 914
Iterating global reduction 0 with 4 rules applied. Total rules applied 239 place count 1052 transition count 914
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 243 place count 1048 transition count 910
Iterating global reduction 0 with 4 rules applied. Total rules applied 247 place count 1048 transition count 910
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 251 place count 1044 transition count 906
Iterating global reduction 0 with 4 rules applied. Total rules applied 255 place count 1044 transition count 906
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 257 place count 1042 transition count 904
Iterating global reduction 0 with 2 rules applied. Total rules applied 259 place count 1042 transition count 904
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 261 place count 1040 transition count 902
Iterating global reduction 0 with 2 rules applied. Total rules applied 263 place count 1040 transition count 902
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 265 place count 1038 transition count 900
Iterating global reduction 0 with 2 rules applied. Total rules applied 267 place count 1038 transition count 900
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 269 place count 1036 transition count 898
Iterating global reduction 0 with 2 rules applied. Total rules applied 271 place count 1036 transition count 898
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 273 place count 1034 transition count 896
Iterating global reduction 0 with 2 rules applied. Total rules applied 275 place count 1034 transition count 896
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 277 place count 1032 transition count 894
Iterating global reduction 0 with 2 rules applied. Total rules applied 279 place count 1032 transition count 894
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 281 place count 1030 transition count 892
Iterating global reduction 0 with 2 rules applied. Total rules applied 283 place count 1030 transition count 892
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 285 place count 1028 transition count 890
Iterating global reduction 0 with 2 rules applied. Total rules applied 287 place count 1028 transition count 890
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 289 place count 1026 transition count 888
Iterating global reduction 0 with 2 rules applied. Total rules applied 291 place count 1026 transition count 888
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 293 place count 1024 transition count 886
Iterating global reduction 0 with 2 rules applied. Total rules applied 295 place count 1024 transition count 886
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 297 place count 1022 transition count 884
Iterating global reduction 0 with 2 rules applied. Total rules applied 299 place count 1022 transition count 884
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 301 place count 1020 transition count 882
Iterating global reduction 0 with 2 rules applied. Total rules applied 303 place count 1020 transition count 882
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 307 place count 1018 transition count 880
Applied a total of 307 rules in 1285 ms. Remains 1018 /1194 variables (removed 176) and now considering 880/1078 (removed 198) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7865990669630334934.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5159097440833725876.kers'
[2026-05-23 01:02:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7865990669630334934.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5159097440833725876.kers]
Normalized transition count is 879 out of 880 initially.
Culling duplicate invariants (modulo rational): removing 146 columns.
Culled 146 columns in 0 ms.
// Phase 1: matrix 879 rows 872 cols 2050 entries
Finished phase 1 with 798 SingleSign rule and 0 generalized
[2026-05-23 01:02:06] [INFO ] Computed 220 invariants in 4 ms
Computed 220 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-5159097440833725876.kers
Total runtime 7 ms.
[2026-05-23 01:02:07] [INFO ] Implicit Places using invariants in 487 ms returned []
[2026-05-23 01:02:07] [INFO ] Invariant cache hit.
[2026-05-23 01:02:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 01:02:08] [INFO ] Implicit Places using invariants and state equation in 1515 ms returned []
Implicit Place search using SMT with State Equation took 2005 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1018/6270 places, 880/6103 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5606 ms. Remains : 1018/6270 places, 880/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 63 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-02 finished in 5740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((!X(((p0 U p1) U p0))||F(p1))) U G(p2))))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 6258 transition count 6088
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 29 place count 6256 transition count 6086
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 6256 transition count 6086
Applied a total of 31 rules in 3251 ms. Remains 6256 /6270 variables (removed 14) and now considering 6086/6103 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2794524511027304073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13238418857850318277.kers'
[2026-05-23 01:02:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2794524511027304073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13238418857850318277.kers]
Culled 0 columns in 13 ms.
// Phase 1: matrix 6086 rows 6256 cols 14636 entries
Finished phase 1 with 5638 SingleSign rule and 104 generalized
[2026-05-23 01:02:12] [INFO ] Computed 514 invariants in 199 ms
Computed 514 P flows in 200 ms.
Exported basis to /tmp/petrispot-output-13238418857850318277.kers
Total runtime 220 ms.
[2026-05-23 01:02:16] [INFO ] Implicit Places using invariants in 4032 ms returned []
[2026-05-23 01:02:16] [INFO ] Invariant cache hit.
[2026-05-23 01:02:34] [INFO ] Implicit Places using invariants and state equation in 18251 ms returned []
Implicit Place search using SMT with State Equation took 22292 ms to find 0 implicit places.
Running 6085 sub problems to find dead transitions.
[2026-05-23 01:02:34] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6255/12342 variables, and 0 constraints, problems are : Problem set: 0 solved, 6085 unsolved in 30114 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 6085/6085 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6085 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 6255/12342 variables, and 0 constraints, problems are : Problem set: 0 solved, 6085 unsolved in 30099 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 0/6085 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64061ms problems are : Problem set: 0 solved, 6085 unsolved
Search for dead transitions found 0 dead transitions in 64083ms
Starting structural reductions in LTL mode, iteration 1 : 6256/6270 places, 6086/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89660 ms. Remains : 6256/6270 places, 6086/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((!X(((p0 U p1) U p0))||F(p1))) U G(p2))))'
Stuttering acceptance computed with spot in 490 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-03
Product exploration explored 100000 steps with 28577 reset in 925 ms.
Product exploration explored 100000 steps with 28566 reset in 927 ms.
Computed a total of 1580 stabilizing places and 1580 stable transitions
Computed a total of 1580 stabilizing places and 1580 stable transitions
Detected a total of 1580/6256 stabilizing places and 1580/6086 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge based reduction with 15 factoid took 79 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 540 ms. (73 steps per ms) remains 1/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
[2026-05-23 01:03:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1692/1695 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1695 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4559/6254 variables, 509/513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5449ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6256/6256 places, 6086/6086 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2539 transitions
Trivial Post-agglo rules discarded 2539 transitions
Performed 2539 trivial Post agglomeration. Transition count delta: 2539
Iterating post reduction 0 with 2539 rules applied. Total rules applied 2539 place count 6256 transition count 3547
Reduce places removed 2539 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2827 rules applied. Total rules applied 5366 place count 3717 transition count 3259
Reduce places removed 192 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 194 rules applied. Total rules applied 5560 place count 3525 transition count 3257
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 5562 place count 3523 transition count 3257
Performed 701 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 701 Pre rules applied. Total rules applied 5562 place count 3523 transition count 2556
Deduced a syphon composed of 701 places in 28 ms
Reduce places removed 701 places and 0 transitions.
Iterating global reduction 4 with 1402 rules applied. Total rules applied 6964 place count 2822 transition count 2556
Performed 1142 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1142 places in 1 ms
Reduce places removed 1142 places and 0 transitions.
Iterating global reduction 4 with 2284 rules applied. Total rules applied 9248 place count 1680 transition count 1270
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 287 times.
Iterating global reduction 4 with 287 rules applied. Total rules applied 9535 place count 1680 transition count 983
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 4 with 287 rules applied. Total rules applied 9822 place count 1393 transition count 983
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9823 place count 1392 transition count 982
Reduce places removed 406 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 653 transitions
Trivial Post-agglo rules discarded 653 transitions
Performed 653 trivial Post agglomeration. Transition count delta: 653
Iterating post reduction 5 with 1059 rules applied. Total rules applied 10882 place count 986 transition count 329
Reduce places removed 653 places and 0 transitions.
Iterating post reduction 6 with 653 rules applied. Total rules applied 11535 place count 333 transition count 329
Performed 109 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 109 Pre rules applied. Total rules applied 11535 place count 333 transition count 220
Deduced a syphon composed of 109 places in 0 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 7 with 218 rules applied. Total rules applied 11753 place count 224 transition count 220
Applied a total of 11753 rules in 895 ms. Remains 224 /6256 variables (removed 6032) and now considering 220/6086 (removed 5866) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 895 ms. Remains : 224/6256 places, 220/6086 transitions.
RANDOM walk for 552 steps (2 resets) in 17 ms. (30 steps per ms) remains 0/1 properties
Knowledge based reduction with 15 factoid took 383 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 493 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0))]
[2026-05-23 01:03:49] [INFO ] Invariant cache hit.
[2026-05-23 01:04:03] [INFO ] [Real]Absence check using 513 positive place invariants in 9841 ms returned sat
[2026-05-23 01:04:04] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-23 01:04:04] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 180 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 23042 ms.
Stuttering acceptance computed with spot in 352 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0))]
Support contains 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6256/6256 places, 6086/6086 transitions.
Applied a total of 0 rules in 1336 ms. Remains 6256 /6256 variables (removed 0) and now considering 6086/6086 (removed 0) transitions.
[2026-05-23 01:04:05] [INFO ] Invariant cache hit.
[2026-05-23 01:04:09] [INFO ] Implicit Places using invariants in 3442 ms returned []
[2026-05-23 01:04:09] [INFO ] Invariant cache hit.
[2026-05-23 01:04:27] [INFO ] Implicit Places using invariants and state equation in 18237 ms returned []
Implicit Place search using SMT with State Equation took 21689 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23028 ms. Remains : 6256/6256 places, 6086/6086 transitions.
Computed a total of 1580 stabilizing places and 1580 stable transitions
Computed a total of 1580 stabilizing places and 1580 stable transitions
Detected a total of 1580/6256 stabilizing places and 1580/6086 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge based reduction with 15 factoid took 116 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 590 ms. (67 steps per ms) remains 1/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
[2026-05-23 01:04:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1692/1695 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1695 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4559/6254 variables, 509/513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5372ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6256/6256 places, 6086/6086 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2539 transitions
Trivial Post-agglo rules discarded 2539 transitions
Performed 2539 trivial Post agglomeration. Transition count delta: 2539
Iterating post reduction 0 with 2539 rules applied. Total rules applied 2539 place count 6256 transition count 3547
Reduce places removed 2539 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2827 rules applied. Total rules applied 5366 place count 3717 transition count 3259
Reduce places removed 192 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 194 rules applied. Total rules applied 5560 place count 3525 transition count 3257
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 5562 place count 3523 transition count 3257
Performed 701 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 701 Pre rules applied. Total rules applied 5562 place count 3523 transition count 2556
Deduced a syphon composed of 701 places in 26 ms
Reduce places removed 701 places and 0 transitions.
Iterating global reduction 4 with 1402 rules applied. Total rules applied 6964 place count 2822 transition count 2556
Performed 1142 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1142 places in 1 ms
Reduce places removed 1142 places and 0 transitions.
Iterating global reduction 4 with 2284 rules applied. Total rules applied 9248 place count 1680 transition count 1270
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 287 times.
Iterating global reduction 4 with 287 rules applied. Total rules applied 9535 place count 1680 transition count 983
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 4 with 287 rules applied. Total rules applied 9822 place count 1393 transition count 983
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9823 place count 1392 transition count 982
Reduce places removed 406 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 653 transitions
Trivial Post-agglo rules discarded 653 transitions
Performed 653 trivial Post agglomeration. Transition count delta: 653
Iterating post reduction 5 with 1059 rules applied. Total rules applied 10882 place count 986 transition count 329
Reduce places removed 653 places and 0 transitions.
Iterating post reduction 6 with 653 rules applied. Total rules applied 11535 place count 333 transition count 329
Performed 109 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 109 Pre rules applied. Total rules applied 11535 place count 333 transition count 220
Deduced a syphon composed of 109 places in 0 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 7 with 218 rules applied. Total rules applied 11753 place count 224 transition count 220
Applied a total of 11753 rules in 713 ms. Remains 224 /6256 variables (removed 6032) and now considering 220/6086 (removed 5866) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 713 ms. Remains : 224/6256 places, 220/6086 transitions.
RANDOM walk for 3530 steps (12 resets) in 126 ms. (27 steps per ms) remains 0/1 properties
Knowledge based reduction with 15 factoid took 200 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 368 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0))]
[2026-05-23 01:04:35] [INFO ] Invariant cache hit.
[2026-05-23 01:04:48] [INFO ] [Real]Absence check using 513 positive place invariants in 9698 ms returned sat
[2026-05-23 01:04:49] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 226 ms returned sat
[2026-05-23 01:04:50] [INFO ] [Real]Absence check using state equation in 1176 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 22560 ms.
Stuttering acceptance computed with spot in 344 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 387 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) (NOT p2) p0), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 28557 reset in 898 ms.
Product exploration explored 100000 steps with 28598 reset in 919 ms.
Spot run failed in 39 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/ltsmin12371680529810555807
[2026-05-23 01:04:52] [INFO ] Built C files in 51ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12371680529810555807
Running compilation step : cd /tmp/ltsmin12371680529810555807;'/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/ltsmin12371680529810555807;'/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/ltsmin12371680529810555807;'/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 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6256/6256 places, 6086/6086 transitions.
Applied a total of 0 rules in 1339 ms. Remains 6256 /6256 variables (removed 0) and now considering 6086/6086 (removed 0) transitions.
[2026-05-23 01:04:57] [INFO ] Invariant cache hit.
[2026-05-23 01:05:00] [INFO ] Implicit Places using invariants in 3565 ms returned []
[2026-05-23 01:05:00] [INFO ] Invariant cache hit.
[2026-05-23 01:05:21] [INFO ] Implicit Places using invariants and state equation in 20208 ms returned []
Implicit Place search using SMT with State Equation took 23807 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 25148 ms. Remains : 6256/6256 places, 6086/6086 transitions.
Built C files in :
/tmp/ltsmin16558814061654067690
[2026-05-23 01:05:21] [INFO ] Built C files in 55ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16558814061654067690
Running compilation step : cd /tmp/ltsmin16558814061654067690;'/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/ltsmin16558814061654067690;'/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/ltsmin16558814061654067690;'/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 01:05:24] [INFO ] Flatten gal took : 80 ms
[2026-05-23 01:05:24] [INFO ] Flatten gal took : 77 ms
[2026-05-23 01:05:24] [INFO ] Time to serialize gal into /tmp/LTL3845557269636949472.gal : 19 ms
[2026-05-23 01:05:24] [INFO ] Time to serialize properties into /tmp/LTL17773756499182690024.prop : 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/LTL3845557269636949472.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9162251239257158034.hoa' '-atoms' '/tmp/LTL17773756499182690024.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL17773756499182690024.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9162251239257158034.hoa
Detected timeout of ITS tools.
[2026-05-23 01:05:39] [INFO ] Flatten gal took : 78 ms
[2026-05-23 01:05:39] [INFO ] Flatten gal took : 73 ms
[2026-05-23 01:05:40] [INFO ] Time to serialize gal into /tmp/LTL15224636509397926365.gal : 19 ms
[2026-05-23 01:05:40] [INFO ] Time to serialize properties into /tmp/LTL5506263720500481101.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/LTL15224636509397926365.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5506263720500481101.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((G((!(X((("(p2212==1)")U("(p6581==1)"))U("(p2212==1)"))))||(F("(p6581==1)"))))U(G("(p1969==1)")))))
Formula 0 simplified : X(F(G!"(p6581==1)" & X("(p6581==1)" U "(p2212==1)")) R F!"(p1969==1)")
Detected timeout of ITS tools.
[2026-05-23 01:05:55] [INFO ] Flatten gal took : 94 ms
[2026-05-23 01:05:55] [INFO ] Applying decomposition
[2026-05-23 01:05:55] [INFO ] Flatten gal took : 70 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/graph12734697819652910723.txt' '-o' '/tmp/graph12734697819652910723.bin' '-w' '/tmp/graph12734697819652910723.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12734697819652910723.bin' '-l' '-1' '-v' '-w' '/tmp/graph12734697819652910723.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:05:55] [INFO ] Decomposing Gal with order
[2026-05-23 01:05:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:05:57] [INFO ] Removed a total of 1100 redundant transitions.
[2026-05-23 01:05:57] [INFO ] Flatten gal took : 175 ms
[2026-05-23 01:05:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 18 ms.
[2026-05-23 01:05:58] [INFO ] Time to serialize gal into /tmp/LTL5953800970781716434.gal : 42 ms
[2026-05-23 01:05:58] [INFO ] Time to serialize properties into /tmp/LTL17289525288984334118.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/LTL5953800970781716434.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17289525288984334118.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((G((!(X((("(i18.u637.p2212==1)")U("(i64.u2122.p6581==1)"))U("(i18.u637.p2212==1)"))))||(F("(i64.u2122.p6581==1)"))))U(G("(i16.u57...172
Formula 0 simplified : X(F(G!"(i64.u2122.p6581==1)" & X("(i64.u2122.p6581==1)" U "(i18.u637.p2212==1)")) R F!"(i16.u574.p1969==1)")
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-96b-LTLFireability-03 finished in 244113 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(p1))))'
Support contains 5 out of 6270 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2540 transitions
Trivial Post-agglo rules discarded 2540 transitions
Performed 2540 trivial Post agglomeration. Transition count delta: 2540
Iterating post reduction 0 with 2540 rules applied. Total rules applied 2540 place count 6269 transition count 3562
Reduce places removed 2540 places and 0 transitions.
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2832 rules applied. Total rules applied 5372 place count 3729 transition count 3270
Reduce places removed 192 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 193 rules applied. Total rules applied 5565 place count 3537 transition count 3269
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5566 place count 3536 transition count 3269
Performed 704 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 704 Pre rules applied. Total rules applied 5566 place count 3536 transition count 2565
Deduced a syphon composed of 704 places in 25 ms
Reduce places removed 704 places and 0 transitions.
Iterating global reduction 4 with 1408 rules applied. Total rules applied 6974 place count 2832 transition count 2565
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 6981 place count 2825 transition count 2558
Iterating global reduction 4 with 7 rules applied. Total rules applied 6988 place count 2825 transition count 2558
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 6988 place count 2825 transition count 2556
Deduced a syphon composed of 2 places in 25 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 6992 place count 2823 transition count 2556
Performed 1140 Post agglomeration using F-continuation condition with reduction of 142 identical transitions.
Deduced a syphon composed of 1140 places in 1 ms
Reduce places removed 1140 places and 0 transitions.
Iterating global reduction 4 with 2280 rules applied. Total rules applied 9272 place count 1683 transition count 1274
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 9273 place count 1683 transition count 1273
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9274 place count 1682 transition count 1272
Reduce places removed 190 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 94 transitions
Trivial Post-agglo rules discarded 94 transitions
Performed 94 trivial Post agglomeration. Transition count delta: 94
Iterating post reduction 5 with 284 rules applied. Total rules applied 9558 place count 1492 transition count 1178
Reduce places removed 94 places and 0 transitions.
Iterating post reduction 6 with 94 rules applied. Total rules applied 9652 place count 1398 transition count 1178
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 96 Pre rules applied. Total rules applied 9652 place count 1398 transition count 1082
Deduced a syphon composed of 96 places in 1 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 7 with 192 rules applied. Total rules applied 9844 place count 1302 transition count 1082
Applied a total of 9844 rules in 1073 ms. Remains 1302 /6270 variables (removed 4968) and now considering 1082/6103 (removed 5021) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6844815482532758482.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13529528769343744411.kers'
[2026-05-23 01:06:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6844815482532758482.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13529528769343744411.kers]
Culling duplicate invariants (modulo rational): removing 168 columns.
Culled 168 columns in 0 ms.
// Phase 1: matrix 1082 rows 1134 cols 2622 entries
Finished phase 1 with 955 SingleSign rule and 23 generalized
[2026-05-23 01:06:14] [INFO ] Computed 324 invariants in 5 ms
Computed 324 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-13529528769343744411.kers
Total runtime 8 ms.
[2026-05-23 01:06:15] [INFO ] Implicit Places using invariants in 957 ms returned [512, 586, 660, 738, 812, 886, 924, 962, 966, 970, 974, 978, 982, 986, 990, 994, 998, 1002, 1006, 1010, 1014, 1018, 1022, 1026, 1030, 1034, 1038, 1042, 1046, 1050, 1054, 1058, 1062, 1066, 1070, 1074, 1078, 1082, 1086, 1090, 1094, 1098, 1102, 1106, 1110, 1114, 1118, 1122, 1126, 1130, 1134, 1138, 1142, 1146, 1150, 1154, 1156, 1158, 1161, 1163, 1165, 1167, 1169, 1171, 1173, 1175, 1177, 1179, 1183, 1187, 1191, 1195, 1199, 1203, 1207, 1211, 1215, 1219, 1223, 1227, 1229, 1231, 1233, 1235, 1237, 1239, 1241, 1243, 1245, 1247, 1249, 1251, 1255, 1259, 1264, 1268, 1272, 1276, 1280, 1284, 1288, 1292, 1296, 1301]
Discarding 104 places :
Implicit Place search using SMT only with invariants took 959 ms to find 104 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1198/6270 places, 1082/6103 transitions.
Graph (trivial) has 494 edges and 1198 vertex of which 24 / 1198 are part of one of the 1 SCC in 0 ms
Free SCC test removed 23 places
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Discarding 79 places :
Symmetric choice reduction at 0 with 79 rule applications. Total rules 80 place count 1096 transition count 958
Iterating global reduction 0 with 79 rules applied. Total rules applied 159 place count 1096 transition count 958
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 162 place count 1093 transition count 955
Iterating global reduction 0 with 3 rules applied. Total rules applied 165 place count 1093 transition count 955
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 168 place count 1090 transition count 952
Iterating global reduction 0 with 3 rules applied. Total rules applied 171 place count 1090 transition count 952
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 174 place count 1087 transition count 949
Iterating global reduction 0 with 3 rules applied. Total rules applied 177 place count 1087 transition count 949
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 180 place count 1084 transition count 946
Iterating global reduction 0 with 3 rules applied. Total rules applied 183 place count 1084 transition count 946
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 186 place count 1081 transition count 943
Iterating global reduction 0 with 3 rules applied. Total rules applied 189 place count 1081 transition count 943
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 192 place count 1078 transition count 940
Iterating global reduction 0 with 3 rules applied. Total rules applied 195 place count 1078 transition count 940
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 198 place count 1075 transition count 937
Iterating global reduction 0 with 3 rules applied. Total rules applied 201 place count 1075 transition count 937
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 204 place count 1072 transition count 934
Iterating global reduction 0 with 3 rules applied. Total rules applied 207 place count 1072 transition count 934
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 210 place count 1069 transition count 931
Iterating global reduction 0 with 3 rules applied. Total rules applied 213 place count 1069 transition count 931
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 216 place count 1066 transition count 928
Iterating global reduction 0 with 3 rules applied. Total rules applied 219 place count 1066 transition count 928
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 222 place count 1063 transition count 925
Iterating global reduction 0 with 3 rules applied. Total rules applied 225 place count 1063 transition count 925
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 228 place count 1060 transition count 922
Iterating global reduction 0 with 3 rules applied. Total rules applied 231 place count 1060 transition count 922
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 233 place count 1058 transition count 920
Iterating global reduction 0 with 2 rules applied. Total rules applied 235 place count 1058 transition count 920
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 237 place count 1056 transition count 918
Iterating global reduction 0 with 2 rules applied. Total rules applied 239 place count 1056 transition count 918
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 241 place count 1054 transition count 916
Iterating global reduction 0 with 2 rules applied. Total rules applied 243 place count 1054 transition count 916
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 245 place count 1052 transition count 914
Iterating global reduction 0 with 2 rules applied. Total rules applied 247 place count 1052 transition count 914
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 249 place count 1050 transition count 912
Iterating global reduction 0 with 2 rules applied. Total rules applied 251 place count 1050 transition count 912
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 253 place count 1048 transition count 910
Iterating global reduction 0 with 2 rules applied. Total rules applied 255 place count 1048 transition count 910
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 257 place count 1046 transition count 908
Iterating global reduction 0 with 2 rules applied. Total rules applied 259 place count 1046 transition count 908
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 261 place count 1044 transition count 906
Iterating global reduction 0 with 2 rules applied. Total rules applied 263 place count 1044 transition count 906
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 265 place count 1042 transition count 904
Iterating global reduction 0 with 2 rules applied. Total rules applied 267 place count 1042 transition count 904
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 269 place count 1040 transition count 902
Iterating global reduction 0 with 2 rules applied. Total rules applied 271 place count 1040 transition count 902
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 273 place count 1038 transition count 900
Iterating global reduction 0 with 2 rules applied. Total rules applied 275 place count 1038 transition count 900
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 277 place count 1036 transition count 898
Iterating global reduction 0 with 2 rules applied. Total rules applied 279 place count 1036 transition count 898
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 283 place count 1034 transition count 896
Applied a total of 283 rules in 774 ms. Remains 1034 /1198 variables (removed 164) and now considering 896/1082 (removed 186) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15785052162394657120.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7523071190773739947.kers'
[2026-05-23 01:06:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15785052162394657120.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7523071190773739947.kers]
Normalized transition count is 895 out of 896 initially.
Culling duplicate invariants (modulo rational): removing 144 columns.
Culled 144 columns in 2 ms.
// Phase 1: matrix 895 rows 890 cols 2088 entries
Finished phase 1 with 814 SingleSign rule and 0 generalized
[2026-05-23 01:06:15] [INFO ] Computed 220 invariants in 15 ms
Computed 220 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-7523071190773739947.kers
Total runtime 17 ms.
[2026-05-23 01:06:16] [INFO ] Implicit Places using invariants in 554 ms returned []
[2026-05-23 01:06:16] [INFO ] Invariant cache hit.
[2026-05-23 01:06:16] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 01:06:17] [INFO ] Implicit Places using invariants and state equation in 1463 ms returned []
Implicit Place search using SMT with State Equation took 2017 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1034/6270 places, 896/6103 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4823 ms. Remains : 1034/6270 places, 896/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(p1))))'
Stuttering acceptance computed with spot in 81 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-04 finished in 4958 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||G(!p0)))) U (p1&&X(X(F(p2)))))))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 6258 transition count 6088
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 30 place count 6255 transition count 6085
Iterating global reduction 1 with 3 rules applied. Total rules applied 33 place count 6255 transition count 6085
Applied a total of 33 rules in 3976 ms. Remains 6255 /6270 variables (removed 15) and now considering 6085/6103 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7026683941404195329.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2051835042415534432.kers'
[2026-05-23 01:06:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7026683941404195329.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2051835042415534432.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 6085 rows 6255 cols 14634 entries
Finished phase 1 with 5637 SingleSign rule and 104 generalized
[2026-05-23 01:06:22] [INFO ] Computed 514 invariants in 223 ms
Computed 514 P flows in 223 ms.
Exported basis to /tmp/petrispot-output-2051835042415534432.kers
Total runtime 233 ms.
[2026-05-23 01:06:25] [INFO ] Implicit Places using invariants in 3964 ms returned []
[2026-05-23 01:06:25] [INFO ] Invariant cache hit.
[2026-05-23 01:06:44] [INFO ] Implicit Places using invariants and state equation in 18439 ms returned []
Implicit Place search using SMT with State Equation took 22413 ms to find 0 implicit places.
Running 6084 sub problems to find dead transitions.
[2026-05-23 01:06:44] [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 6254/12340 variables, and 0 constraints, problems are : Problem set: 0 solved, 6084 unsolved in 30110 ms.
Refiners :[Positive P Invariants (semi-flows): 0/512 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 6084/6084 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6084 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 6254/12340 variables, and 0 constraints, problems are : Problem set: 0 solved, 6084 unsolved in 30102 ms.
Refiners :[Positive P Invariants (semi-flows): 0/512 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 0/6084 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63497ms problems are : Problem set: 0 solved, 6084 unsolved
Search for dead transitions found 0 dead transitions in 63510ms
Starting structural reductions in LTL mode, iteration 1 : 6255/6270 places, 6085/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89938 ms. Remains : 6255/6270 places, 6085/6103 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||G(!p0)))) U (p1&&X(X(F(p2)))))))'
Stuttering acceptance computed with spot in 452 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), false, (NOT p2), false, p0, true, (NOT p2)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-05
Product exploration explored 100000 steps with 20002 reset in 739 ms.
Product exploration explored 100000 steps with 20017 reset in 701 ms.
Computed a total of 1579 stabilizing places and 1579 stable transitions
Computed a total of 1579 stabilizing places and 1579 stable transitions
Detected a total of 1579/6255 stabilizing places and 1579/6085 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 4 factoid took 99 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 416 ms. (95 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
[2026-05-23 01:07:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 227/228 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6023/6251 variables, 511/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 6649ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 6255 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6255/6255 places, 6085/6085 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2540 transitions
Trivial Post-agglo rules discarded 2540 transitions
Performed 2540 trivial Post agglomeration. Transition count delta: 2540
Iterating post reduction 0 with 2540 rules applied. Total rules applied 2540 place count 6255 transition count 3545
Reduce places removed 2540 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2828 rules applied. Total rules applied 5368 place count 3715 transition count 3257
Reduce places removed 192 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 193 rules applied. Total rules applied 5561 place count 3523 transition count 3256
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5562 place count 3522 transition count 3256
Performed 701 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 701 Pre rules applied. Total rules applied 5562 place count 3522 transition count 2555
Deduced a syphon composed of 701 places in 25 ms
Reduce places removed 701 places and 0 transitions.
Iterating global reduction 4 with 1402 rules applied. Total rules applied 6964 place count 2821 transition count 2555
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 6965 place count 2820 transition count 2554
Iterating global reduction 4 with 1 rules applied. Total rules applied 6966 place count 2820 transition count 2554
Performed 1143 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1143 places in 0 ms
Reduce places removed 1143 places and 0 transitions.
Iterating global reduction 4 with 2286 rules applied. Total rules applied 9252 place count 1677 transition count 1267
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 288 times.
Iterating global reduction 4 with 288 rules applied. Total rules applied 9540 place count 1677 transition count 979
Reduce places removed 288 places and 0 transitions.
Iterating post reduction 4 with 288 rules applied. Total rules applied 9828 place count 1389 transition count 979
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9829 place count 1388 transition count 978
Reduce places removed 408 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 663 transitions
Trivial Post-agglo rules discarded 663 transitions
Performed 663 trivial Post agglomeration. Transition count delta: 663
Iterating post reduction 5 with 1071 rules applied. Total rules applied 10900 place count 980 transition count 315
Reduce places removed 663 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 664 rules applied. Total rules applied 11564 place count 317 transition count 314
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 11565 place count 316 transition count 314
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 104 Pre rules applied. Total rules applied 11565 place count 316 transition count 210
Deduced a syphon composed of 104 places in 0 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 8 with 208 rules applied. Total rules applied 11773 place count 212 transition count 210
Applied a total of 11773 rules in 1008 ms. Remains 212 /6255 variables (removed 6043) and now considering 210/6085 (removed 5875) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1008 ms. Remains : 212/6255 places, 210/6085 transitions.
RANDOM walk for 922 steps (0 resets) in 45 ms. (20 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 180 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 458 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), false, (NOT p2), false, p0, true, (NOT p2)]
[2026-05-23 01:07:59] [INFO ] Invariant cache hit.
[2026-05-23 01:08:13] [INFO ] [Real]Absence check using 512 positive place invariants in 9560 ms returned sat
[2026-05-23 01:08:13] [INFO ] [Real]Absence check using 512 positive and 2 generalized place invariants in 270 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:231)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
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)
[2026-05-23 01:08:14] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p1)
Could not prove EG (NOT p1)
[2026-05-23 01:08:14] [INFO ] Invariant cache hit.
[2026-05-23 01:08:28] [INFO ] [Real]Absence check using 512 positive place invariants in 9573 ms returned sat
[2026-05-23 01:08:28] [INFO ] [Real]Absence check using 512 positive and 2 generalized place invariants in 229 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:231)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
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)
[2026-05-23 01:08:29] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p2)
Could not prove EG (NOT p2)
Knowledge-based reduction took 39089 ms.
Stuttering acceptance computed with spot in 483 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), false, (NOT p2), false, p0, true, (NOT p2)]
Support contains 3 out of 6255 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6255/6255 places, 6085/6085 transitions.
Applied a total of 0 rules in 1377 ms. Remains 6255 /6255 variables (removed 0) and now considering 6085/6085 (removed 0) transitions.
[2026-05-23 01:08:30] [INFO ] Invariant cache hit.
[2026-05-23 01:08:34] [INFO ] Implicit Places using invariants in 3577 ms returned []
[2026-05-23 01:08:34] [INFO ] Invariant cache hit.
[2026-05-23 01:08:53] [INFO ] Implicit Places using invariants and state equation in 18528 ms returned []
Implicit Place search using SMT with State Equation took 22126 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23506 ms. Remains : 6255/6255 places, 6085/6085 transitions.
Computed a total of 1579 stabilizing places and 1579 stable transitions
Computed a total of 1579 stabilizing places and 1579 stable transitions
Detected a total of 1579/6255 stabilizing places and 1579/6085 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 4 factoid took 129 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 445 ms. (89 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
[2026-05-23 01:08:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 227/228 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6023/6251 variables, 511/512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5124ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 6255 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6255/6255 places, 6085/6085 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2540 transitions
Trivial Post-agglo rules discarded 2540 transitions
Performed 2540 trivial Post agglomeration. Transition count delta: 2540
Iterating post reduction 0 with 2540 rules applied. Total rules applied 2540 place count 6255 transition count 3545
Reduce places removed 2540 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2828 rules applied. Total rules applied 5368 place count 3715 transition count 3257
Reduce places removed 192 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 193 rules applied. Total rules applied 5561 place count 3523 transition count 3256
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5562 place count 3522 transition count 3256
Performed 701 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 701 Pre rules applied. Total rules applied 5562 place count 3522 transition count 2555
Deduced a syphon composed of 701 places in 25 ms
Reduce places removed 701 places and 0 transitions.
Iterating global reduction 4 with 1402 rules applied. Total rules applied 6964 place count 2821 transition count 2555
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 6965 place count 2820 transition count 2554
Iterating global reduction 4 with 1 rules applied. Total rules applied 6966 place count 2820 transition count 2554
Performed 1143 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1143 places in 1 ms
Reduce places removed 1143 places and 0 transitions.
Iterating global reduction 4 with 2286 rules applied. Total rules applied 9252 place count 1677 transition count 1267
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 288 times.
Iterating global reduction 4 with 288 rules applied. Total rules applied 9540 place count 1677 transition count 979
Reduce places removed 288 places and 0 transitions.
Iterating post reduction 4 with 288 rules applied. Total rules applied 9828 place count 1389 transition count 979
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9829 place count 1388 transition count 978
Reduce places removed 408 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 663 transitions
Trivial Post-agglo rules discarded 663 transitions
Performed 663 trivial Post agglomeration. Transition count delta: 663
Iterating post reduction 5 with 1071 rules applied. Total rules applied 10900 place count 980 transition count 315
Reduce places removed 663 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 664 rules applied. Total rules applied 11564 place count 317 transition count 314
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 11565 place count 316 transition count 314
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 104 Pre rules applied. Total rules applied 11565 place count 316 transition count 210
Deduced a syphon composed of 104 places in 0 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 8 with 208 rules applied. Total rules applied 11773 place count 212 transition count 210
Applied a total of 11773 rules in 1102 ms. Remains 212 /6255 variables (removed 6043) and now considering 210/6085 (removed 5875) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1102 ms. Remains : 212/6255 places, 210/6085 transitions.
RANDOM walk for 956 steps (0 resets) in 47 ms. (19 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 125 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 390 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), false, (NOT p2), false, p0, true, (NOT p2)]
[2026-05-23 01:09:00] [INFO ] Invariant cache hit.
[2026-05-23 01:09:14] [INFO ] [Real]Absence check using 512 positive place invariants in 9509 ms returned sat
[2026-05-23 01:09:14] [INFO ] [Real]Absence check using 512 positive and 2 generalized place invariants in 218 ms returned sat
[2026-05-23 01:09:15] [INFO ] [Real]Absence check using state equation in 953 ms returned unknown
Could not prove EG (NOT p1)
[2026-05-23 01:09:15] [INFO ] Invariant cache hit.
[2026-05-23 01:09:29] [INFO ] [Real]Absence check using 512 positive place invariants in 9634 ms returned sat
[2026-05-23 01:09:30] [INFO ] [Real]Absence check using 512 positive and 2 generalized place invariants in 230 ms returned sat
[2026-05-23 01:09:30] [INFO ] [Real]Absence check using state equation in 891 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 37714 ms.
Stuttering acceptance computed with spot in 337 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), false, (NOT p2), false, p0, true, (NOT p2)]
Stuttering acceptance computed with spot in 436 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), false, (NOT p2), false, p0, true, (NOT p2)]
Product exploration explored 100000 steps with 19995 reset in 854 ms.
Product exploration explored 100000 steps with 20013 reset in 740 ms.
Spot run failed in 46 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/ltsmin6403575567265793880
[2026-05-23 01:09:33] [INFO ] Built C files in 62ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6403575567265793880
Running compilation step : cd /tmp/ltsmin6403575567265793880;'/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/ltsmin6403575567265793880;'/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/ltsmin6403575567265793880;'/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 3 out of 6255 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6255/6255 places, 6085/6085 transitions.
Applied a total of 0 rules in 1311 ms. Remains 6255 /6255 variables (removed 0) and now considering 6085/6085 (removed 0) transitions.
[2026-05-23 01:09:37] [INFO ] Invariant cache hit.
[2026-05-23 01:09:41] [INFO ] Implicit Places using invariants in 3616 ms returned []
[2026-05-23 01:09:41] [INFO ] Invariant cache hit.
[2026-05-23 01:10:00] [INFO ] Implicit Places using invariants and state equation in 18801 ms returned []
Implicit Place search using SMT with State Equation took 22443 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23756 ms. Remains : 6255/6255 places, 6085/6085 transitions.
Built C files in :
/tmp/ltsmin10702390948726578350
[2026-05-23 01:10:00] [INFO ] Built C files in 96ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10702390948726578350
Running compilation step : cd /tmp/ltsmin10702390948726578350;'/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/ltsmin10702390948726578350;'/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/ltsmin10702390948726578350;'/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 01:10:03] [INFO ] Flatten gal took : 81 ms
[2026-05-23 01:10:03] [INFO ] Flatten gal took : 69 ms
[2026-05-23 01:10:03] [INFO ] Time to serialize gal into /tmp/LTL126063551434987251.gal : 19 ms
[2026-05-23 01:10:03] [INFO ] Time to serialize properties into /tmp/LTL6992708095401722063.prop : 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/LTL126063551434987251.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7650010942698994178.hoa' '-atoms' '/tmp/LTL6992708095401722063.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...316
Loading property file /tmp/LTL6992708095401722063.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7650010942698994178.hoa
Detected timeout of ITS tools.
[2026-05-23 01:10:19] [INFO ] Flatten gal took : 67 ms
[2026-05-23 01:10:19] [INFO ] Flatten gal took : 77 ms
[2026-05-23 01:10:19] [INFO ] Time to serialize gal into /tmp/LTL14185035971600503598.gal : 19 ms
[2026-05-23 01:10:19] [INFO ] Time to serialize properties into /tmp/LTL15471821543660662200.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/LTL14185035971600503598.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15471821543660662200.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X((X(X(("(p5923!=1)")||(G("(p5923==1)")))))U(("(p1755==1)")&&(X(X(F("(p7220==1)"))))))))
Formula 0 simplified : X(XX(!"(p5923!=1)" & F!"(p5923==1)") R (!"(p1755==1)" | XXG!"(p7220==1)"))
Detected timeout of ITS tools.
[2026-05-23 01:10:34] [INFO ] Flatten gal took : 69 ms
[2026-05-23 01:10:34] [INFO ] Applying decomposition
[2026-05-23 01:10:34] [INFO ] Flatten gal took : 66 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/graph2834377495571132890.txt' '-o' '/tmp/graph2834377495571132890.bin' '-w' '/tmp/graph2834377495571132890.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2834377495571132890.bin' '-l' '-1' '-v' '-w' '/tmp/graph2834377495571132890.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:10:34] [INFO ] Decomposing Gal with order
[2026-05-23 01:10:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:10:36] [INFO ] Removed a total of 1120 redundant transitions.
[2026-05-23 01:10:37] [INFO ] Flatten gal took : 165 ms
[2026-05-23 01:10:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 14 ms.
[2026-05-23 01:10:37] [INFO ] Time to serialize gal into /tmp/LTL16364931209676653302.gal : 43 ms
[2026-05-23 01:10:37] [INFO ] Time to serialize properties into /tmp/LTL12510481663929433158.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/LTL16364931209676653302.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12510481663929433158.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X((X(X(("(i58.u1843.p5923!=1)")||(G("(i58.u1843.p5923==1)")))))U(("(i13.u517.p1755==1)")&&(X(X(F("(i66.i0.i3.i0.u2384.p7220==1)")))...160
Formula 0 simplified : X(XX(!"(i58.u1843.p5923!=1)" & F!"(i58.u1843.p5923==1)") R (!"(i13.u517.p1755==1)" | XXG!"(i66.i0.i3.i0.u2384.p7220==1)"))
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-96b-LTLFireability-05 finished in 274178 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||X((X(G(p1)) U (p0&&X(G(p1))))))))'
Support contains 2 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 6258 transition count 6088
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 29 place count 6256 transition count 6086
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 6256 transition count 6086
Applied a total of 31 rules in 4082 ms. Remains 6256 /6270 variables (removed 14) and now considering 6086/6103 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11411541100725022830.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16115748009411929857.kers'
[2026-05-23 01:10:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11411541100725022830.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16115748009411929857.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 6086 rows 6256 cols 14636 entries
Finished phase 1 with 5638 SingleSign rule and 104 generalized
[2026-05-23 01:10:56] [INFO ] Computed 514 invariants in 222 ms
Computed 514 P flows in 223 ms.
Exported basis to /tmp/petrispot-output-16115748009411929857.kers
Total runtime 238 ms.
[2026-05-23 01:11:00] [INFO ] Implicit Places using invariants in 3775 ms returned []
[2026-05-23 01:11:00] [INFO ] Invariant cache hit.
[2026-05-23 01:11:18] [INFO ] Implicit Places using invariants and state equation in 18720 ms returned []
Implicit Place search using SMT with State Equation took 22522 ms to find 0 implicit places.
Running 6085 sub problems to find dead transitions.
[2026-05-23 01:11:18] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6255/12342 variables, and 0 constraints, problems are : Problem set: 0 solved, 6085 unsolved in 30110 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 6085/6085 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6085 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6255/12342 variables, and 0 constraints, problems are : Problem set: 0 solved, 6085 unsolved in 30122 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 0/6085 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63526ms problems are : Problem set: 0 solved, 6085 unsolved
Search for dead transitions found 0 dead transitions in 63539ms
Starting structural reductions in LTL mode, iteration 1 : 6256/6270 places, 6086/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90174 ms. Remains : 6256/6270 places, 6086/6103 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||X((X(G(p1)) U (p0&&X(G(p1))))))))'
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), true]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-06
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-06 finished in 90460 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(X(X(X(X(X(G(p0))))))))))'
Support contains 1 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 6258 transition count 6088
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 30 place count 6255 transition count 6085
Iterating global reduction 1 with 3 rules applied. Total rules applied 33 place count 6255 transition count 6085
Applied a total of 33 rules in 4015 ms. Remains 6255 /6270 variables (removed 15) and now considering 6085/6103 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12480688155426787125.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11538441398345534855.kers'
[2026-05-23 01:12:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12480688155426787125.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11538441398345534855.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 6085 rows 6255 cols 14634 entries
Finished phase 1 with 5637 SingleSign rule and 104 generalized
[2026-05-23 01:12:26] [INFO ] Computed 514 invariants in 216 ms
Computed 514 P flows in 216 ms.
Exported basis to /tmp/petrispot-output-11538441398345534855.kers
Total runtime 232 ms.
[2026-05-23 01:12:30] [INFO ] Implicit Places using invariants in 3755 ms returned []
[2026-05-23 01:12:30] [INFO ] Invariant cache hit.
[2026-05-23 01:12:47] [INFO ] Implicit Places using invariants and state equation in 17467 ms returned []
Implicit Place search using SMT with State Equation took 21236 ms to find 0 implicit places.
Running 6084 sub problems to find dead transitions.
[2026-05-23 01:12:47] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6254/12340 variables, and 0 constraints, problems are : Problem set: 0 solved, 6084 unsolved in 30108 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 6084/6084 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6084 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6254/12340 variables, and 0 constraints, problems are : Problem set: 0 solved, 6084 unsolved in 30130 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 0/6084 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63399ms problems are : Problem set: 0 solved, 6084 unsolved
Search for dead transitions found 0 dead transitions in 63413ms
Starting structural reductions in LTL mode, iteration 1 : 6255/6270 places, 6085/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 88693 ms. Remains : 6255/6270 places, 6085/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(X(X(X(G(p0))))))))))'
Stuttering acceptance computed with spot in 583 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-07
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-07 finished in 89386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 6270 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2545 transitions
Trivial Post-agglo rules discarded 2545 transitions
Performed 2545 trivial Post agglomeration. Transition count delta: 2545
Iterating post reduction 0 with 2545 rules applied. Total rules applied 2545 place count 6269 transition count 3557
Reduce places removed 2545 places and 0 transitions.
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2837 rules applied. Total rules applied 5382 place count 3724 transition count 3265
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 2 with 192 rules applied. Total rules applied 5574 place count 3532 transition count 3265
Performed 703 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 703 Pre rules applied. Total rules applied 5574 place count 3532 transition count 2562
Deduced a syphon composed of 703 places in 25 ms
Reduce places removed 703 places and 0 transitions.
Iterating global reduction 3 with 1406 rules applied. Total rules applied 6980 place count 2829 transition count 2562
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 6987 place count 2822 transition count 2555
Iterating global reduction 3 with 7 rules applied. Total rules applied 6994 place count 2822 transition count 2555
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 6994 place count 2822 transition count 2552
Deduced a syphon composed of 3 places in 25 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 7000 place count 2819 transition count 2552
Performed 1138 Post agglomeration using F-continuation condition with reduction of 143 identical transitions.
Deduced a syphon composed of 1138 places in 1 ms
Reduce places removed 1138 places and 0 transitions.
Iterating global reduction 3 with 2276 rules applied. Total rules applied 9276 place count 1681 transition count 1271
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 9277 place count 1680 transition count 1270
Reduce places removed 190 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 94 transitions
Trivial Post-agglo rules discarded 94 transitions
Performed 94 trivial Post agglomeration. Transition count delta: 94
Iterating post reduction 3 with 284 rules applied. Total rules applied 9561 place count 1490 transition count 1176
Reduce places removed 94 places and 0 transitions.
Iterating post reduction 4 with 94 rules applied. Total rules applied 9655 place count 1396 transition count 1176
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 96 Pre rules applied. Total rules applied 9655 place count 1396 transition count 1080
Deduced a syphon composed of 96 places in 1 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 5 with 192 rules applied. Total rules applied 9847 place count 1300 transition count 1080
Applied a total of 9847 rules in 1074 ms. Remains 1300 /6270 variables (removed 4970) and now considering 1080/6103 (removed 5023) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10225564939502081067.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17854375134373472887.kers'
[2026-05-23 01:13:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10225564939502081067.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17854375134373472887.kers]
Culling duplicate invariants (modulo rational): removing 58 columns.
Culled 58 columns in 3 ms.
// Phase 1: matrix 1080 rows 1242 cols 3021 entries
Finished phase 1 with 953 SingleSign rule and 23 generalized
[2026-05-23 01:13:53] [INFO ] Computed 324 invariants in 18 ms
Computed 324 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-17854375134373472887.kers
Total runtime 22 ms.
[2026-05-23 01:13:54] [INFO ] Implicit Places using invariants in 929 ms returned [1008, 1012, 1016, 1020, 1024, 1028, 1032, 1036, 1040, 1044, 1048, 1052, 1056, 1060, 1064, 1068, 1072, 1076, 1080, 1084, 1088, 1092, 1096, 1100, 1104, 1108, 1112, 1116, 1120, 1124, 1128, 1132, 1136, 1140, 1144, 1148, 1152, 1154, 1156, 1159, 1161, 1163, 1165, 1167, 1169, 1171, 1173, 1175, 1177, 1181, 1185, 1189, 1193, 1197, 1201, 1205, 1209, 1213, 1217, 1221, 1225, 1227, 1229, 1231, 1233, 1235, 1237, 1239, 1241, 1243, 1245, 1247, 1249, 1253, 1257, 1262, 1266, 1270, 1274, 1278, 1282, 1286, 1290, 1294, 1299]
Discarding 85 places :
Implicit Place search using SMT only with invariants took 932 ms to find 85 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1215/6270 places, 1080/6103 transitions.
Graph (trivial) has 456 edges and 1215 vertex of which 24 / 1215 are part of one of the 1 SCC in 1 ms
Free SCC test removed 23 places
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Discarding 60 places :
Symmetric choice reduction at 0 with 60 rule applications. Total rules 61 place count 1132 transition count 975
Iterating global reduction 0 with 60 rules applied. Total rules applied 121 place count 1132 transition count 975
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 163 place count 1111 transition count 954
Applied a total of 163 rules in 144 ms. Remains 1111 /1215 variables (removed 104) and now considering 954/1080 (removed 126) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10701334363066848305.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14090345946680240696.kers'
[2026-05-23 01:13:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10701334363066848305.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14090345946680240696.kers]
Normalized transition count is 953 out of 954 initially.
Culling duplicate invariants (modulo rational): removing 34 columns.
Culled 34 columns in 2 ms.
// Phase 1: matrix 953 rows 1077 cols 2645 entries
Finished phase 1 with 872 SingleSign rule and 0 generalized
[2026-05-23 01:13:54] [INFO ] Computed 239 invariants in 14 ms
Computed 239 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-14090345946680240696.kers
Total runtime 15 ms.
[2026-05-23 01:13:54] [INFO ] Implicit Places using invariants in 617 ms returned []
[2026-05-23 01:13:54] [INFO ] Invariant cache hit.
[2026-05-23 01:13:55] [INFO ] State equation strengthened by 224 read => feed constraints.
[2026-05-23 01:14:02] [INFO ] Implicit Places using invariants and state equation in 7834 ms returned []
Implicit Place search using SMT with State Equation took 8454 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1111/6270 places, 954/6103 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10604 ms. Remains : 1111/6270 places, 954/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 181 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-08 finished in 10833 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(G(p0)))))'
Support contains 1 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 6258 transition count 6088
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 30 place count 6255 transition count 6085
Iterating global reduction 1 with 3 rules applied. Total rules applied 33 place count 6255 transition count 6085
Applied a total of 33 rules in 4015 ms. Remains 6255 /6270 variables (removed 15) and now considering 6085/6103 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8324582194361559371.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11954412222730085958.kers'
[2026-05-23 01:14:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8324582194361559371.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11954412222730085958.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 6085 rows 6255 cols 14634 entries
Finished phase 1 with 5637 SingleSign rule and 104 generalized
[2026-05-23 01:14:07] [INFO ] Computed 514 invariants in 164 ms
Computed 514 P flows in 165 ms.
Exported basis to /tmp/petrispot-output-11954412222730085958.kers
Total runtime 181 ms.
[2026-05-23 01:14:10] [INFO ] Implicit Places using invariants in 3644 ms returned []
[2026-05-23 01:14:10] [INFO ] Invariant cache hit.
[2026-05-23 01:14:29] [INFO ] Implicit Places using invariants and state equation in 18644 ms returned []
Implicit Place search using SMT with State Equation took 22310 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 6255/6270 places, 6085/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26327 ms. Remains : 6255/6270 places, 6085/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Stuttering acceptance computed with spot in 245 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-09 finished in 26716 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U X(X((p1 U p2))))&&F(p1)))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 6257 transition count 6090
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 6257 transition count 6090
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 6257 transition count 6087
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 32 place count 6254 transition count 6084
Iterating global reduction 1 with 3 rules applied. Total rules applied 35 place count 6254 transition count 6084
Applied a total of 35 rules in 4170 ms. Remains 6254 /6270 variables (removed 16) and now considering 6084/6103 (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-1204171127282119258.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17406474673497155249.kers'
[2026-05-23 01:14:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1204171127282119258.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17406474673497155249.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 6084 rows 6254 cols 14632 entries
Finished phase 1 with 5636 SingleSign rule and 104 generalized
[2026-05-23 01:14:34] [INFO ] Computed 514 invariants in 224 ms
Computed 514 P flows in 225 ms.
Exported basis to /tmp/petrispot-output-17406474673497155249.kers
Total runtime 234 ms.
[2026-05-23 01:14:37] [INFO ] Implicit Places using invariants in 3896 ms returned []
[2026-05-23 01:14:37] [INFO ] Invariant cache hit.
[2026-05-23 01:14:55] [INFO ] Implicit Places using invariants and state equation in 17386 ms returned []
Implicit Place search using SMT with State Equation took 21290 ms to find 0 implicit places.
Running 6083 sub problems to find dead transitions.
[2026-05-23 01:14:55] [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 6253/12338 variables, and 0 constraints, problems are : Problem set: 0 solved, 6083 unsolved in 30098 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6254 constraints, PredecessorRefiner: 6083/6083 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6083 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6253/12338 variables, and 0 constraints, problems are : Problem set: 0 solved, 6083 unsolved in 30101 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6254 constraints, PredecessorRefiner: 0/6083 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63365ms problems are : Problem set: 0 solved, 6083 unsolved
Search for dead transitions found 0 dead transitions in 63386ms
Starting structural reductions in LTL mode, iteration 1 : 6254/6270 places, 6084/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 88877 ms. Remains : 6254/6270 places, 6084/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U X(X((p1 U p2))))&&F(p1)))'
Stuttering acceptance computed with spot in 495 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-10
Product exploration explored 100000 steps with 67 reset in 658 ms.
Product exploration explored 100000 steps with 68 reset in 612 ms.
Computed a total of 1578 stabilizing places and 1578 stable transitions
Computed a total of 1578 stabilizing places and 1578 stable transitions
Detected a total of 1578/6254 stabilizing places and 1578/6084 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 9 factoid took 123 ms. Reduced automaton from 8 states, 12 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 424 ms. (94 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 2/2 properties
[2026-05-23 01:16:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1678/1681 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1681 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1681 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 4571/6252 variables, 510/514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5300ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 6254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6254/6254 places, 6084/6084 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2534 transitions
Trivial Post-agglo rules discarded 2534 transitions
Performed 2534 trivial Post agglomeration. Transition count delta: 2534
Iterating post reduction 0 with 2534 rules applied. Total rules applied 2534 place count 6254 transition count 3550
Reduce places removed 2534 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2822 rules applied. Total rules applied 5356 place count 3720 transition count 3262
Reduce places removed 192 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 195 rules applied. Total rules applied 5551 place count 3528 transition count 3259
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 5554 place count 3525 transition count 3259
Performed 702 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 702 Pre rules applied. Total rules applied 5554 place count 3525 transition count 2557
Deduced a syphon composed of 702 places in 27 ms
Reduce places removed 702 places and 0 transitions.
Iterating global reduction 4 with 1404 rules applied. Total rules applied 6958 place count 2823 transition count 2557
Performed 1143 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1143 places in 1 ms
Reduce places removed 1143 places and 0 transitions.
Iterating global reduction 4 with 2286 rules applied. Total rules applied 9244 place count 1680 transition count 1270
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 287 times.
Iterating global reduction 4 with 287 rules applied. Total rules applied 9531 place count 1680 transition count 983
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 4 with 287 rules applied. Total rules applied 9818 place count 1393 transition count 983
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9819 place count 1392 transition count 982
Reduce places removed 407 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 661 transitions
Trivial Post-agglo rules discarded 661 transitions
Performed 661 trivial Post agglomeration. Transition count delta: 661
Iterating post reduction 5 with 1068 rules applied. Total rules applied 10887 place count 985 transition count 321
Reduce places removed 661 places and 0 transitions.
Iterating post reduction 6 with 661 rules applied. Total rules applied 11548 place count 324 transition count 321
Performed 105 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 105 Pre rules applied. Total rules applied 11548 place count 324 transition count 216
Deduced a syphon composed of 105 places in 0 ms
Reduce places removed 105 places and 0 transitions.
Iterating global reduction 7 with 210 rules applied. Total rules applied 11758 place count 219 transition count 216
Applied a total of 11758 rules in 752 ms. Remains 219 /6254 variables (removed 6035) and now considering 216/6084 (removed 5868) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 753 ms. Remains : 219/6254 places, 216/6084 transitions.
RANDOM walk for 3176 steps (16 resets) in 122 ms. (25 steps per ms) remains 0/2 properties
Knowledge based reduction with 9 factoid took 211 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 330 ms :[(NOT p2), (NOT p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p0)]
[2026-05-23 01:16:07] [INFO ] Invariant cache hit.
[2026-05-23 01:16:21] [INFO ] [Real]Absence check using 513 positive place invariants in 9656 ms returned sat
[2026-05-23 01:16:21] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 173 ms returned sat
[2026-05-23 01:16:22] [INFO ] [Real]Absence check using state equation in 1159 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 22534 ms.
Stuttering acceptance computed with spot in 344 ms :[(NOT p2), (NOT p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p0)]
Support contains 3 out of 6254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6254/6254 places, 6084/6084 transitions.
Applied a total of 0 rules in 1321 ms. Remains 6254 /6254 variables (removed 0) and now considering 6084/6084 (removed 0) transitions.
[2026-05-23 01:16:24] [INFO ] Invariant cache hit.
[2026-05-23 01:16:28] [INFO ] Implicit Places using invariants in 3630 ms returned []
[2026-05-23 01:16:28] [INFO ] Invariant cache hit.
[2026-05-23 01:16:45] [INFO ] Implicit Places using invariants and state equation in 16942 ms returned []
Implicit Place search using SMT with State Equation took 20579 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 21902 ms. Remains : 6254/6254 places, 6084/6084 transitions.
Computed a total of 1578 stabilizing places and 1578 stable transitions
Computed a total of 1578 stabilizing places and 1578 stable transitions
Detected a total of 1578/6254 stabilizing places and 1578/6084 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 5 factoid took 111 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 526 ms. (75 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
[2026-05-23 01:16:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1678/1681 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1681 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1681 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 4571/6252 variables, 510/514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5769ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 6254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6254/6254 places, 6084/6084 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2534 transitions
Trivial Post-agglo rules discarded 2534 transitions
Performed 2534 trivial Post agglomeration. Transition count delta: 2534
Iterating post reduction 0 with 2534 rules applied. Total rules applied 2534 place count 6254 transition count 3550
Reduce places removed 2534 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2822 rules applied. Total rules applied 5356 place count 3720 transition count 3262
Reduce places removed 192 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 195 rules applied. Total rules applied 5551 place count 3528 transition count 3259
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 5554 place count 3525 transition count 3259
Performed 702 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 702 Pre rules applied. Total rules applied 5554 place count 3525 transition count 2557
Deduced a syphon composed of 702 places in 27 ms
Reduce places removed 702 places and 0 transitions.
Iterating global reduction 4 with 1404 rules applied. Total rules applied 6958 place count 2823 transition count 2557
Performed 1143 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1143 places in 1 ms
Reduce places removed 1143 places and 0 transitions.
Iterating global reduction 4 with 2286 rules applied. Total rules applied 9244 place count 1680 transition count 1270
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 287 times.
Iterating global reduction 4 with 287 rules applied. Total rules applied 9531 place count 1680 transition count 983
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 4 with 287 rules applied. Total rules applied 9818 place count 1393 transition count 983
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9819 place count 1392 transition count 982
Reduce places removed 407 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 661 transitions
Trivial Post-agglo rules discarded 661 transitions
Performed 661 trivial Post agglomeration. Transition count delta: 661
Iterating post reduction 5 with 1068 rules applied. Total rules applied 10887 place count 985 transition count 321
Reduce places removed 661 places and 0 transitions.
Iterating post reduction 6 with 661 rules applied. Total rules applied 11548 place count 324 transition count 321
Performed 105 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 105 Pre rules applied. Total rules applied 11548 place count 324 transition count 216
Deduced a syphon composed of 105 places in 0 ms
Reduce places removed 105 places and 0 transitions.
Iterating global reduction 7 with 210 rules applied. Total rules applied 11758 place count 219 transition count 216
Applied a total of 11758 rules in 856 ms. Remains 219 /6254 variables (removed 6035) and now considering 216/6084 (removed 5868) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 856 ms. Remains : 219/6254 places, 216/6084 transitions.
RANDOM walk for 3024 steps (15 resets) in 140 ms. (21 steps per ms) remains 0/2 properties
Knowledge based reduction with 5 factoid took 226 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 354 ms :[(NOT p2), (NOT p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p0)]
[2026-05-23 01:16:53] [INFO ] Invariant cache hit.
[2026-05-23 01:17:07] [INFO ] [Real]Absence check using 513 positive place invariants in 9623 ms returned sat
[2026-05-23 01:17:07] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 174 ms returned sat
[2026-05-23 01:17:08] [INFO ] [Real]Absence check using state equation in 802 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 23109 ms.
Stuttering acceptance computed with spot in 362 ms :[(NOT p2), (NOT p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p0)]
Stuttering acceptance computed with spot in 378 ms :[(NOT p2), (NOT p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p0)]
Product exploration explored 100000 steps with 67 reset in 610 ms.
Product exploration explored 100000 steps with 67 reset in 622 ms.
Spot run failed in 46 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/ltsmin15716196326654078156
[2026-05-23 01:17:10] [INFO ] Built C files in 83ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15716196326654078156
Running compilation step : cd /tmp/ltsmin15716196326654078156;'/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/ltsmin15716196326654078156;'/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/ltsmin15716196326654078156;'/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 3 out of 6254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6254/6254 places, 6084/6084 transitions.
Applied a total of 0 rules in 1291 ms. Remains 6254 /6254 variables (removed 0) and now considering 6084/6084 (removed 0) transitions.
[2026-05-23 01:17:14] [INFO ] Invariant cache hit.
[2026-05-23 01:17:18] [INFO ] Implicit Places using invariants in 3599 ms returned []
[2026-05-23 01:17:18] [INFO ] Invariant cache hit.
[2026-05-23 01:17:35] [INFO ] Implicit Places using invariants and state equation in 17479 ms returned []
Implicit Place search using SMT with State Equation took 21084 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 22376 ms. Remains : 6254/6254 places, 6084/6084 transitions.
Built C files in :
/tmp/ltsmin6878680007549939192
[2026-05-23 01:17:36] [INFO ] Built C files in 62ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6878680007549939192
Running compilation step : cd /tmp/ltsmin6878680007549939192;'/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/ltsmin6878680007549939192;'/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/ltsmin6878680007549939192;'/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 01:17:39] [INFO ] Flatten gal took : 70 ms
[2026-05-23 01:17:39] [INFO ] Flatten gal took : 85 ms
[2026-05-23 01:17:39] [INFO ] Time to serialize gal into /tmp/LTL16874940883030919612.gal : 18 ms
[2026-05-23 01:17:39] [INFO ] Time to serialize properties into /tmp/LTL9717095478591195391.prop : 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/LTL16874940883030919612.gal' '-t' 'CGAL' '-hoa' '/tmp/aut1121151934300005653.hoa' '-atoms' '/tmp/LTL9717095478591195391.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL9717095478591195391.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut1121151934300005653.hoa
Detected timeout of ITS tools.
[2026-05-23 01:17:54] [INFO ] Flatten gal took : 63 ms
[2026-05-23 01:17:54] [INFO ] Flatten gal took : 67 ms
[2026-05-23 01:17:54] [INFO ] Time to serialize gal into /tmp/LTL14094460977467531203.gal : 18 ms
[2026-05-23 01:17:54] [INFO ] Time to serialize properties into /tmp/LTL13528561676164387039.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/LTL14094460977467531203.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13528561676164387039.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((((F("(p3198!=1)"))U(X(X(("(p6145!=1)")U("(p6249==1)")))))&&(F("(p6145!=1)"))))
Formula 0 simplified : (G!"(p3198!=1)" R XX(!"(p6145!=1)" R !"(p6249==1)")) | G!"(p6145!=1)"
Detected timeout of ITS tools.
[2026-05-23 01:18:09] [INFO ] Flatten gal took : 79 ms
[2026-05-23 01:18:09] [INFO ] Applying decomposition
[2026-05-23 01:18:09] [INFO ] Flatten gal took : 66 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/graph14255612043983043659.txt' '-o' '/tmp/graph14255612043983043659.bin' '-w' '/tmp/graph14255612043983043659.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14255612043983043659.bin' '-l' '-1' '-v' '-w' '/tmp/graph14255612043983043659.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:18:10] [INFO ] Decomposing Gal with order
[2026-05-23 01:18:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:18:12] [INFO ] Removed a total of 1118 redundant transitions.
[2026-05-23 01:18:12] [INFO ] Flatten gal took : 129 ms
[2026-05-23 01:18:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 12 ms.
[2026-05-23 01:18:12] [INFO ] Time to serialize gal into /tmp/LTL14047469499899520312.gal : 38 ms
[2026-05-23 01:18:12] [INFO ] Time to serialize properties into /tmp/LTL13048298501623009141.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/LTL14047469499899520312.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13048298501623009141.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((((F("(i75.u886.p3198!=1)"))U(X(X(("(i28.u1950.p6145!=1)")U("(i61.u1994.p6249==1)")))))&&(F("(i28.u1950.p6145!=1)"))))
Formula 0 simplified : (G!"(i75.u886.p3198!=1)" R XX(!"(i28.u1950.p6145!=1)" R !"(i61.u1994.p6249==1)")) | G!"(i28.u1950.p6145!=1)"
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-96b-LTLFireability-10 finished in 238142 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||(X(p1) U ((p2&&X(p1))||X(G(p1))))))))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 6259 transition count 6092
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 6259 transition count 6092
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 6259 transition count 6090
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 27 place count 6256 transition count 6087
Iterating global reduction 1 with 3 rules applied. Total rules applied 30 place count 6256 transition count 6087
Applied a total of 30 rules in 4005 ms. Remains 6256 /6270 variables (removed 14) and now considering 6087/6103 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4116321090508207206.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9160586261184602089.kers'
[2026-05-23 01:18:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4116321090508207206.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9160586261184602089.kers]
Culled 0 columns in 13 ms.
// Phase 1: matrix 6087 rows 6256 cols 14638 entries
Finished phase 1 with 5638 SingleSign rule and 104 generalized
[2026-05-23 01:18:31] [INFO ] Computed 514 invariants in 216 ms
Computed 514 P flows in 217 ms.
Exported basis to /tmp/petrispot-output-9160586261184602089.kers
Total runtime 233 ms.
[2026-05-23 01:18:35] [INFO ] Implicit Places using invariants in 3760 ms returned []
[2026-05-23 01:18:35] [INFO ] Invariant cache hit.
[2026-05-23 01:18:53] [INFO ] Implicit Places using invariants and state equation in 17729 ms returned []
Implicit Place search using SMT with State Equation took 21496 ms to find 0 implicit places.
Running 6086 sub problems to find dead transitions.
[2026-05-23 01:18:53] [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 6255/12343 variables, and 0 constraints, problems are : Problem set: 0 solved, 6086 unsolved in 30089 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 6086/6086 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6086 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6255/12343 variables, and 0 constraints, problems are : Problem set: 0 solved, 6086 unsolved in 30110 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 0/6086 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63852ms problems are : Problem set: 0 solved, 6086 unsolved
Search for dead transitions found 0 dead transitions in 63870ms
Starting structural reductions in LTL mode, iteration 1 : 6256/6270 places, 6087/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89397 ms. Remains : 6256/6270 places, 6087/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||(X(p1) U ((p2&&X(p1))||X(G(p1))))))))'
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 1280 ms.
Product exploration explored 100000 steps with 50000 reset in 1297 ms.
Computed a total of 1579 stabilizing places and 1579 stable transitions
Computed a total of 1579 stabilizing places and 1579 stable transitions
Detected a total of 1579/6256 stabilizing places and 1579/6087 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 16 factoid took 28 ms. Proved property starting from automaton with 3 states, 7 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 344 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-96b-LTLFireability-12 finished in 92595 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G((p0||F((G(F(p1))||(p2&&F(p1))))))||((p0||F((G(F(p1))||(p2&&F(p1)))))&&F((G(F(p0))||(F(p0)&&X(p2)))))))))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 6259 transition count 6092
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 6259 transition count 6092
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 6259 transition count 6090
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 27 place count 6256 transition count 6087
Iterating global reduction 1 with 3 rules applied. Total rules applied 30 place count 6256 transition count 6087
Applied a total of 30 rules in 4012 ms. Remains 6256 /6270 variables (removed 14) and now considering 6087/6103 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10315055372849879206.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-95130597666469137.kers'
[2026-05-23 01:20:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10315055372849879206.kers, --Pflows, --basisKERS=/tmp/petrispot-output-95130597666469137.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 6087 rows 6256 cols 14638 entries
Finished phase 1 with 5638 SingleSign rule and 104 generalized
[2026-05-23 01:20:04] [INFO ] Computed 514 invariants in 166 ms
Computed 514 P flows in 166 ms.
Exported basis to /tmp/petrispot-output-95130597666469137.kers
Total runtime 184 ms.
[2026-05-23 01:20:08] [INFO ] Implicit Places using invariants in 3911 ms returned []
[2026-05-23 01:20:08] [INFO ] Invariant cache hit.
[2026-05-23 01:20:25] [INFO ] Implicit Places using invariants and state equation in 17624 ms returned []
Implicit Place search using SMT with State Equation took 21556 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 6256/6270 places, 6087/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 25571 ms. Remains : 6256/6270 places, 6087/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G((p0||F((G(F(p1))||(p2&&F(p1))))))||(F((G(F(p0))||(F(p0)&&X(p2))))&&(p0||F((G(F(p1))||(p2&&F(p1))))))))))'
Stuttering acceptance computed with spot in 470 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-13
Product exploration explored 100000 steps with 25000 reset in 819 ms.
Product exploration explored 100000 steps with 25000 reset in 780 ms.
Computed a total of 1579 stabilizing places and 1579 stable transitions
Computed a total of 1579 stabilizing places and 1579 stable transitions
Detected a total of 1579/6256 stabilizing places and 1579/6087 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 7 factoid took 132 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 536 ms. (74 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 40 ms. (975 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 5/5 properties
[2026-05-23 01:20:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1756/1759 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1759 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1759 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 4495/6254 variables, 509/514 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SMT process timed out in 6031ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6256/6256 places, 6087/6087 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2539 transitions
Trivial Post-agglo rules discarded 2539 transitions
Performed 2539 trivial Post agglomeration. Transition count delta: 2539
Iterating post reduction 0 with 2539 rules applied. Total rules applied 2539 place count 6256 transition count 3548
Reduce places removed 2539 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2827 rules applied. Total rules applied 5366 place count 3717 transition count 3260
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 2 with 192 rules applied. Total rules applied 5558 place count 3525 transition count 3260
Performed 702 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 702 Pre rules applied. Total rules applied 5558 place count 3525 transition count 2558
Deduced a syphon composed of 702 places in 26 ms
Reduce places removed 702 places and 0 transitions.
Iterating global reduction 3 with 1404 rules applied. Total rules applied 6962 place count 2823 transition count 2558
Performed 1144 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1144 places in 1 ms
Reduce places removed 1144 places and 0 transitions.
Iterating global reduction 3 with 2288 rules applied. Total rules applied 9250 place count 1679 transition count 1270
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 9251 place count 1679 transition count 1269
Free-agglomeration rule applied 287 times.
Iterating global reduction 3 with 287 rules applied. Total rules applied 9538 place count 1679 transition count 982
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 3 with 287 rules applied. Total rules applied 9825 place count 1392 transition count 982
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 9826 place count 1391 transition count 981
Reduce places removed 406 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 658 transitions
Trivial Post-agglo rules discarded 658 transitions
Performed 658 trivial Post agglomeration. Transition count delta: 658
Iterating post reduction 4 with 1064 rules applied. Total rules applied 10890 place count 985 transition count 323
Reduce places removed 658 places and 0 transitions.
Iterating post reduction 5 with 658 rules applied. Total rules applied 11548 place count 327 transition count 323
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 107 Pre rules applied. Total rules applied 11548 place count 327 transition count 216
Deduced a syphon composed of 107 places in 0 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 6 with 214 rules applied. Total rules applied 11762 place count 220 transition count 216
Applied a total of 11762 rules in 858 ms. Remains 220 /6256 variables (removed 6036) and now considering 216/6087 (removed 5871) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 858 ms. Remains : 220/6256 places, 216/6087 transitions.
RANDOM walk for 40000 steps (195 resets) in 928 ms. (43 steps per ms) remains 1/5 properties
BEST_FIRST walk for 35703 steps (8 resets) in 101 ms. (350 steps per ms) remains 0/1 properties
Knowledge based reduction with 7 factoid took 176 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 344 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 8607 ms.
Stuttering acceptance computed with spot in 351 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6256/6256 places, 6087/6087 transitions.
Applied a total of 0 rules in 1290 ms. Remains 6256 /6256 variables (removed 0) and now considering 6087/6087 (removed 0) transitions.
[2026-05-23 01:20:38] [INFO ] Invariant cache hit.
[2026-05-23 01:20:41] [INFO ] Implicit Places using invariants in 3438 ms returned []
[2026-05-23 01:20:41] [INFO ] Invariant cache hit.
[2026-05-23 01:20:59] [INFO ] Implicit Places using invariants and state equation in 17571 ms returned []
Implicit Place search using SMT with State Equation took 21015 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 22306 ms. Remains : 6256/6256 places, 6087/6087 transitions.
Computed a total of 1579 stabilizing places and 1579 stable transitions
Computed a total of 1579 stabilizing places and 1579 stable transitions
Detected a total of 1579/6256 stabilizing places and 1579/6087 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 2 factoid took 118 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 509 ms. (78 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 42 ms. (930 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 4/4 properties
[2026-05-23 01:21:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1756/1759 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1759 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 4495/6254 variables, 509/513 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6254 variables, 3/516 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6254/12343 variables, and 516 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5012 ms.
Refiners :[Positive P Invariants (semi-flows): 513/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1756/1759 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1759 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 4495/6254 variables, 509/513 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6254 variables, 3/516 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6254 variables, 4/520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6254/12343 variables, and 520 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 513/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6256 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10056ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6256/6256 places, 6087/6087 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2539 transitions
Trivial Post-agglo rules discarded 2539 transitions
Performed 2539 trivial Post agglomeration. Transition count delta: 2539
Iterating post reduction 0 with 2539 rules applied. Total rules applied 2539 place count 6256 transition count 3548
Reduce places removed 2539 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2827 rules applied. Total rules applied 5366 place count 3717 transition count 3260
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 2 with 192 rules applied. Total rules applied 5558 place count 3525 transition count 3260
Performed 702 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 702 Pre rules applied. Total rules applied 5558 place count 3525 transition count 2558
Deduced a syphon composed of 702 places in 25 ms
Reduce places removed 702 places and 0 transitions.
Iterating global reduction 3 with 1404 rules applied. Total rules applied 6962 place count 2823 transition count 2558
Performed 1144 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1144 places in 0 ms
Reduce places removed 1144 places and 0 transitions.
Iterating global reduction 3 with 2288 rules applied. Total rules applied 9250 place count 1679 transition count 1270
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 9251 place count 1679 transition count 1269
Free-agglomeration rule applied 287 times.
Iterating global reduction 3 with 287 rules applied. Total rules applied 9538 place count 1679 transition count 982
Reduce places removed 287 places and 0 transitions.
Iterating post reduction 3 with 287 rules applied. Total rules applied 9825 place count 1392 transition count 982
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 9826 place count 1391 transition count 981
Reduce places removed 406 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 658 transitions
Trivial Post-agglo rules discarded 658 transitions
Performed 658 trivial Post agglomeration. Transition count delta: 658
Iterating post reduction 4 with 1064 rules applied. Total rules applied 10890 place count 985 transition count 323
Reduce places removed 658 places and 0 transitions.
Iterating post reduction 5 with 658 rules applied. Total rules applied 11548 place count 327 transition count 323
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 107 Pre rules applied. Total rules applied 11548 place count 327 transition count 216
Deduced a syphon composed of 107 places in 0 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 6 with 214 rules applied. Total rules applied 11762 place count 220 transition count 216
Applied a total of 11762 rules in 843 ms. Remains 220 /6256 variables (removed 6036) and now considering 216/6087 (removed 5871) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 843 ms. Remains : 220/6256 places, 216/6087 transitions.
RANDOM walk for 40000 steps (171 resets) in 925 ms. (43 steps per ms) remains 1/4 properties
BEST_FIRST walk for 23612 steps (4 resets) in 79 ms. (295 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 224 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 347 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 12610 ms.
Stuttering acceptance computed with spot in 367 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 329 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 948 ms.
Product exploration explored 100000 steps with 25000 reset in 765 ms.
Spot run failed in 61 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/ltsmin14972939047765690298
[2026-05-23 01:21:14] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14972939047765690298
Running compilation step : cd /tmp/ltsmin14972939047765690298;'/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/ltsmin14972939047765690298;'/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/ltsmin14972939047765690298;'/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 3 out of 6256 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6256/6256 places, 6087/6087 transitions.
Applied a total of 0 rules in 1279 ms. Remains 6256 /6256 variables (removed 0) and now considering 6087/6087 (removed 0) transitions.
[2026-05-23 01:21:19] [INFO ] Invariant cache hit.
[2026-05-23 01:21:22] [INFO ] Implicit Places using invariants in 3599 ms returned []
[2026-05-23 01:21:22] [INFO ] Invariant cache hit.
[2026-05-23 01:21:40] [INFO ] Implicit Places using invariants and state equation in 17344 ms returned []
Implicit Place search using SMT with State Equation took 20953 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 22234 ms. Remains : 6256/6256 places, 6087/6087 transitions.
Built C files in :
/tmp/ltsmin17940418864025601765
[2026-05-23 01:21:40] [INFO ] Built C files in 70ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17940418864025601765
Running compilation step : cd /tmp/ltsmin17940418864025601765;'/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/ltsmin17940418864025601765;'/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/ltsmin17940418864025601765;'/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 01:21:43] [INFO ] Flatten gal took : 66 ms
[2026-05-23 01:21:43] [INFO ] Flatten gal took : 66 ms
[2026-05-23 01:21:43] [INFO ] Time to serialize gal into /tmp/LTL11093351847259582745.gal : 17 ms
[2026-05-23 01:21:43] [INFO ] Time to serialize properties into /tmp/LTL15012009995124530740.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/LTL11093351847259582745.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2958223178753380387.hoa' '-atoms' '/tmp/LTL15012009995124530740.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/LTL15012009995124530740.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2958223178753380387.hoa
Detected timeout of ITS tools.
[2026-05-23 01:21:58] [INFO ] Flatten gal took : 64 ms
[2026-05-23 01:21:58] [INFO ] Flatten gal took : 68 ms
[2026-05-23 01:21:58] [INFO ] Time to serialize gal into /tmp/LTL4153663292024544602.gal : 18 ms
[2026-05-23 01:21:58] [INFO ] Time to serialize properties into /tmp/LTL6826018404231663024.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/LTL4153663292024544602.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6826018404231663024.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((G(("(p7595!=1)")||(F((G(F("(p1128!=1)")))||(("(p4684!=1)")&&(F("(p1128!=1)")))))))||((F((G(F("(p7595!=1)")))||((F("(p7595!=1)"...266
Formula 0 simplified : XX(F(!"(p7595!=1)" & G(FG!"(p1128!=1)" & (!"(p4684!=1)" | G!"(p1128!=1)"))) & ((!"(p7595!=1)" & G(FG!"(p1128!=1)" & (!"(p4684!=1)" |...232
Detected timeout of ITS tools.
[2026-05-23 01:22:13] [INFO ] Flatten gal took : 65 ms
[2026-05-23 01:22:13] [INFO ] Applying decomposition
[2026-05-23 01:22:13] [INFO ] Flatten gal took : 68 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/graph5251071476498379854.txt' '-o' '/tmp/graph5251071476498379854.bin' '-w' '/tmp/graph5251071476498379854.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5251071476498379854.bin' '-l' '-1' '-v' '-w' '/tmp/graph5251071476498379854.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:22:14] [INFO ] Decomposing Gal with order
[2026-05-23 01:22:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:22:16] [INFO ] Removed a total of 1109 redundant transitions.
[2026-05-23 01:22:16] [INFO ] Flatten gal took : 126 ms
[2026-05-23 01:22:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 12 ms.
[2026-05-23 01:22:16] [INFO ] Time to serialize gal into /tmp/LTL14017335662932784129.gal : 37 ms
[2026-05-23 01:22:16] [INFO ] Time to serialize properties into /tmp/LTL12226045970229720429.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/LTL14017335662932784129.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12226045970229720429.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(X((G(("(i0.u2533.p7595!=1)")||(F((G(F("(i15.u355.p1128!=1)")))||(("(i44.u1315.p4684!=1)")&&(F("(i15.u355.p1128!=1)")))))))||((F((...368
Formula 0 simplified : XX(F(!"(i0.u2533.p7595!=1)" & G(FG!"(i15.u355.p1128!=1)" & (!"(i44.u1315.p4684!=1)" | G!"(i15.u355.p1128!=1)"))) & ((!"(i0.u2533.p75...334
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-96b-LTLFireability-13 finished in 151410 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(((X(p2)&&p1)||p0))))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 6258 transition count 6089
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 29 place count 6255 transition count 6086
Iterating global reduction 1 with 3 rules applied. Total rules applied 32 place count 6255 transition count 6086
Applied a total of 32 rules in 4032 ms. Remains 6255 /6270 variables (removed 15) and now considering 6086/6103 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10148204099063178715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3179781106032472978.kers'
[2026-05-23 01:22:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10148204099063178715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3179781106032472978.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 6086 rows 6255 cols 14636 entries
Finished phase 1 with 5637 SingleSign rule and 104 generalized
[2026-05-23 01:22:36] [INFO ] Computed 514 invariants in 213 ms
Computed 514 P flows in 214 ms.
Exported basis to /tmp/petrispot-output-3179781106032472978.kers
Total runtime 230 ms.
[2026-05-23 01:22:39] [INFO ] Implicit Places using invariants in 3925 ms returned []
[2026-05-23 01:22:39] [INFO ] Invariant cache hit.
[2026-05-23 01:22:56] [INFO ] Implicit Places using invariants and state equation in 16825 ms returned []
Implicit Place search using SMT with State Equation took 20759 ms to find 0 implicit places.
Running 6085 sub problems to find dead transitions.
[2026-05-23 01:22:56] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6254/12341 variables, and 0 constraints, problems are : Problem set: 0 solved, 6085 unsolved in 30180 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 6085/6085 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6085 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6254/12341 variables, and 0 constraints, problems are : Problem set: 0 solved, 6085 unsolved in 30135 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 0/6085 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63411ms problems are : Problem set: 0 solved, 6085 unsolved
Search for dead transitions found 0 dead transitions in 63430ms
Starting structural reductions in LTL mode, iteration 1 : 6255/6270 places, 6086/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 88244 ms. Remains : 6255/6270 places, 6086/6103 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(((X(p2)&&p1)||p0))))'
Stuttering acceptance computed with spot in 221 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-14
Product exploration explored 100000 steps with 29 reset in 789 ms.
Product exploration explored 100000 steps with 28 reset in 861 ms.
Computed a total of 1578 stabilizing places and 1578 stable transitions
Computed a total of 1578 stabilizing places and 1578 stable transitions
Knowledge based reduction with 15 factoid took 103 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 432 ms. (92 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 6/6 properties
[2026-05-23 01:24:02] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 233/236 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 6017/6253 variables, 510/513 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6253 variables, 0/513 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/6255 variables, 1/514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6255 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 6086/12341 variables, 6255/6769 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 12341/12341 variables, and 6769 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5042 ms.
Refiners :[Positive P Invariants (semi-flows): 513/513 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 6255/6255 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf3 is UNSAT
Problem apf5 is UNSAT
At refinement iteration 1 (OVERLAPS) 233/236 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 6017/6253 variables, 510/513 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6253 variables, 3/516 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6253 variables, 0/516 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 2/6255 variables, 1/517 constraints. Problems are: Problem set: 2 solved, 4 unsolved
SMT process timed out in 12130ms, After SMT, problems are : Problem set: 2 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 6255 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6255/6255 places, 6086/6086 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2540 transitions
Trivial Post-agglo rules discarded 2540 transitions
Performed 2540 trivial Post agglomeration. Transition count delta: 2540
Iterating post reduction 0 with 2540 rules applied. Total rules applied 2540 place count 6255 transition count 3546
Reduce places removed 2540 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2828 rules applied. Total rules applied 5368 place count 3715 transition count 3258
Reduce places removed 192 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 193 rules applied. Total rules applied 5561 place count 3523 transition count 3257
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5562 place count 3522 transition count 3257
Performed 701 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 701 Pre rules applied. Total rules applied 5562 place count 3522 transition count 2556
Deduced a syphon composed of 701 places in 43 ms
Reduce places removed 701 places and 0 transitions.
Iterating global reduction 4 with 1402 rules applied. Total rules applied 6964 place count 2821 transition count 2556
Performed 1144 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1144 places in 0 ms
Reduce places removed 1144 places and 0 transitions.
Iterating global reduction 4 with 2288 rules applied. Total rules applied 9252 place count 1677 transition count 1268
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 9253 place count 1677 transition count 1267
Free-agglomeration rule applied 286 times.
Iterating global reduction 4 with 286 rules applied. Total rules applied 9539 place count 1677 transition count 981
Reduce places removed 286 places and 0 transitions.
Iterating post reduction 4 with 286 rules applied. Total rules applied 9825 place count 1391 transition count 981
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 9826 place count 1390 transition count 980
Reduce places removed 406 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 657 transitions
Trivial Post-agglo rules discarded 657 transitions
Performed 657 trivial Post agglomeration. Transition count delta: 657
Iterating post reduction 5 with 1063 rules applied. Total rules applied 10889 place count 984 transition count 323
Reduce places removed 657 places and 0 transitions.
Iterating post reduction 6 with 657 rules applied. Total rules applied 11546 place count 327 transition count 323
Performed 106 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 106 Pre rules applied. Total rules applied 11546 place count 327 transition count 217
Deduced a syphon composed of 106 places in 1 ms
Reduce places removed 106 places and 0 transitions.
Iterating global reduction 7 with 212 rules applied. Total rules applied 11758 place count 221 transition count 217
Applied a total of 11758 rules in 904 ms. Remains 221 /6255 variables (removed 6034) and now considering 217/6086 (removed 5869) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 904 ms. Remains : 221/6255 places, 217/6086 transitions.
RANDOM walk for 33076 steps (316 resets) in 712 ms. (46 steps per ms) remains 0/4 properties
Found 2 invariant AP formulas.
Knowledge based reduction with 17 factoid took 204 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 14463 ms.
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 3 out of 6255 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6255/6255 places, 6086/6086 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2539 transitions
Trivial Post-agglo rules discarded 2539 transitions
Performed 2539 trivial Post agglomeration. Transition count delta: 2539
Iterating post reduction 0 with 2539 rules applied. Total rules applied 2539 place count 6254 transition count 3546
Reduce places removed 2539 places and 0 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 1 with 2827 rules applied. Total rules applied 5366 place count 3715 transition count 3258
Reduce places removed 192 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 193 rules applied. Total rules applied 5559 place count 3523 transition count 3257
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5560 place count 3522 transition count 3257
Performed 701 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 701 Pre rules applied. Total rules applied 5560 place count 3522 transition count 2556
Deduced a syphon composed of 701 places in 28 ms
Reduce places removed 701 places and 0 transitions.
Iterating global reduction 4 with 1402 rules applied. Total rules applied 6962 place count 2821 transition count 2556
Performed 1144 Post agglomeration using F-continuation condition with reduction of 144 identical transitions.
Deduced a syphon composed of 1144 places in 1 ms
Reduce places removed 1144 places and 0 transitions.
Iterating global reduction 4 with 2288 rules applied. Total rules applied 9250 place count 1677 transition count 1268
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 9251 place count 1676 transition count 1267
Reduce places removed 192 places and 0 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 4 with 288 rules applied. Total rules applied 9539 place count 1484 transition count 1171
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 5 with 96 rules applied. Total rules applied 9635 place count 1388 transition count 1171
Performed 96 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 96 Pre rules applied. Total rules applied 9635 place count 1388 transition count 1075
Deduced a syphon composed of 96 places in 2 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 6 with 192 rules applied. Total rules applied 9827 place count 1292 transition count 1075
Applied a total of 9827 rules in 886 ms. Remains 1292 /6255 variables (removed 4963) and now considering 1075/6086 (removed 5011) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4874943240471459757.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3682556957837138277.kers'
[2026-05-23 01:24:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4874943240471459757.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3682556957837138277.kers]
Culling duplicate invariants (modulo rational): removing 167 columns.
Culled 167 columns in 2 ms.
// Phase 1: matrix 1075 rows 1125 cols 2604 entries
Finished phase 1 with 946 SingleSign rule and 24 generalized
[2026-05-23 01:24:17] [INFO ] Computed 322 invariants in 15 ms
Computed 322 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-3682556957837138277.kers
Total runtime 18 ms.
[2026-05-23 01:24:18] [INFO ] Implicit Places using invariants in 1023 ms returned [506, 580, 654, 692, 730, 804, 878, 916, 954, 958, 962, 966, 970, 974, 978, 982, 986, 990, 994, 998, 1002, 1006, 1010, 1014, 1018, 1022, 1026, 1030, 1034, 1038, 1042, 1046, 1050, 1054, 1058, 1062, 1066, 1070, 1074, 1078, 1082, 1086, 1090, 1094, 1098, 1102, 1106, 1110, 1114, 1118, 1122, 1126, 1130, 1134, 1138, 1142, 1146, 1148, 1150, 1152, 1154, 1156, 1158, 1160, 1162, 1164, 1166, 1168, 1170, 1174, 1178, 1182, 1186, 1190, 1194, 1198, 1202, 1206, 1210, 1214, 1218, 1220, 1222, 1224, 1226, 1228, 1230, 1232, 1234, 1236, 1238, 1240, 1242, 1246, 1250, 1254, 1258, 1262, 1266, 1270, 1274, 1278, 1282, 1286, 1291]
Discarding 105 places :
Implicit Place search using SMT only with invariants took 1027 ms to find 105 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1187/6255 places, 1075/6086 transitions.
Graph (trivial) has 495 edges and 1187 vertex of which 25 / 1187 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Ensure Unique test removed 47 transitions
Reduce isomorphic transitions removed 47 transitions.
Discarding 79 places :
Symmetric choice reduction at 0 with 79 rule applications. Total rules 80 place count 1084 transition count 949
Iterating global reduction 0 with 79 rules applied. Total rules applied 159 place count 1084 transition count 949
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 163 place count 1080 transition count 945
Iterating global reduction 0 with 4 rules applied. Total rules applied 167 place count 1080 transition count 945
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 171 place count 1076 transition count 941
Iterating global reduction 0 with 4 rules applied. Total rules applied 175 place count 1076 transition count 941
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 179 place count 1072 transition count 937
Iterating global reduction 0 with 4 rules applied. Total rules applied 183 place count 1072 transition count 937
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 187 place count 1068 transition count 933
Iterating global reduction 0 with 4 rules applied. Total rules applied 191 place count 1068 transition count 933
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 195 place count 1064 transition count 929
Iterating global reduction 0 with 4 rules applied. Total rules applied 199 place count 1064 transition count 929
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 203 place count 1060 transition count 925
Iterating global reduction 0 with 4 rules applied. Total rules applied 207 place count 1060 transition count 925
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 211 place count 1056 transition count 921
Iterating global reduction 0 with 4 rules applied. Total rules applied 215 place count 1056 transition count 921
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 219 place count 1052 transition count 917
Iterating global reduction 0 with 4 rules applied. Total rules applied 223 place count 1052 transition count 917
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 227 place count 1048 transition count 913
Iterating global reduction 0 with 4 rules applied. Total rules applied 231 place count 1048 transition count 913
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 235 place count 1044 transition count 909
Iterating global reduction 0 with 4 rules applied. Total rules applied 239 place count 1044 transition count 909
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 243 place count 1040 transition count 905
Iterating global reduction 0 with 4 rules applied. Total rules applied 247 place count 1040 transition count 905
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 251 place count 1036 transition count 901
Iterating global reduction 0 with 4 rules applied. Total rules applied 255 place count 1036 transition count 901
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 257 place count 1034 transition count 899
Iterating global reduction 0 with 2 rules applied. Total rules applied 259 place count 1034 transition count 899
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 261 place count 1032 transition count 897
Iterating global reduction 0 with 2 rules applied. Total rules applied 263 place count 1032 transition count 897
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 265 place count 1030 transition count 895
Iterating global reduction 0 with 2 rules applied. Total rules applied 267 place count 1030 transition count 895
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 269 place count 1028 transition count 893
Iterating global reduction 0 with 2 rules applied. Total rules applied 271 place count 1028 transition count 893
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 273 place count 1026 transition count 891
Iterating global reduction 0 with 2 rules applied. Total rules applied 275 place count 1026 transition count 891
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 277 place count 1024 transition count 889
Iterating global reduction 0 with 2 rules applied. Total rules applied 279 place count 1024 transition count 889
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 281 place count 1022 transition count 887
Iterating global reduction 0 with 2 rules applied. Total rules applied 283 place count 1022 transition count 887
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 285 place count 1020 transition count 885
Iterating global reduction 0 with 2 rules applied. Total rules applied 287 place count 1020 transition count 885
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 289 place count 1018 transition count 883
Iterating global reduction 0 with 2 rules applied. Total rules applied 291 place count 1018 transition count 883
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 293 place count 1016 transition count 881
Iterating global reduction 0 with 2 rules applied. Total rules applied 295 place count 1016 transition count 881
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 297 place count 1014 transition count 879
Iterating global reduction 0 with 2 rules applied. Total rules applied 299 place count 1014 transition count 879
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 301 place count 1012 transition count 877
Iterating global reduction 0 with 2 rules applied. Total rules applied 303 place count 1012 transition count 877
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 305 place count 1011 transition count 876
Applied a total of 305 rules in 847 ms. Remains 1011 /1187 variables (removed 176) and now considering 876/1075 (removed 199) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17133388930245971047.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15036331933973072476.kers'
[2026-05-23 01:24:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17133388930245971047.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15036331933973072476.kers]
Normalized transition count is 875 out of 876 initially.
Culling duplicate invariants (modulo rational): removing 142 columns.
Culled 142 columns in 2 ms.
// Phase 1: matrix 875 rows 869 cols 2044 entries
Finished phase 1 with 794 SingleSign rule and 0 generalized
[2026-05-23 01:24:19] [INFO ] Computed 217 invariants in 13 ms
Computed 217 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-15036331933973072476.kers
Total runtime 15 ms.
[2026-05-23 01:24:19] [INFO ] Implicit Places using invariants in 471 ms returned []
[2026-05-23 01:24:19] [INFO ] Invariant cache hit.
[2026-05-23 01:24:21] [INFO ] Implicit Places using invariants and state equation in 1475 ms returned []
Implicit Place search using SMT with State Equation took 1957 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1011/6255 places, 876/6086 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4717 ms. Remains : 1011/6255 places, 876/6086 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 5 factoid took 167 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 38069 steps (167 resets) in 1503 ms. (25 steps per ms) remains 0/3 properties
Knowledge based reduction with 5 factoid took 113 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 1283 ms.
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 443 reset in 1016 ms.
Product exploration explored 100000 steps with 444 reset in 1096 ms.
Built C files in :
/tmp/ltsmin2803227832256396122
[2026-05-23 01:24:24] [INFO ] Computing symmetric may disable matrix : 876 transitions.
[2026-05-23 01:24:24] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 01:24:24] [INFO ] Computing symmetric may enable matrix : 876 transitions.
[2026-05-23 01:24:24] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 01:24:25] [INFO ] Computing Do-Not-Accords matrix : 876 transitions.
[2026-05-23 01:24:25] [INFO ] Computation of Completed DNA matrix. took 22 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 01:24:25] [INFO ] Built C files in 190ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2803227832256396122
Running compilation step : cd /tmp/ltsmin2803227832256396122;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2427 ms.
Running link step : cd /tmp/ltsmin2803227832256396122;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 113 ms.
Running LTSmin : cd /tmp/ltsmin2803227832256396122;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15390388381947904171.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 3 out of 1011 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1011/1011 places, 876/876 transitions.
Applied a total of 0 rules in 33 ms. Remains 1011 /1011 variables (removed 0) and now considering 876/876 (removed 0) transitions.
[2026-05-23 01:24:40] [INFO ] Invariant cache hit.
[2026-05-23 01:24:40] [INFO ] Implicit Places using invariants in 394 ms returned []
[2026-05-23 01:24:40] [INFO ] Invariant cache hit.
[2026-05-23 01:24:41] [INFO ] Implicit Places using invariants and state equation in 1359 ms returned []
Implicit Place search using SMT with State Equation took 1767 ms to find 0 implicit places.
[2026-05-23 01:24:41] [INFO ] Redundant transitions in 37 ms returned []
Running 506 sub problems to find dead transitions.
[2026-05-23 01:24:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1009 variables, 215/215 constraints. Problems are: Problem set: 0 solved, 506 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1009/1887 variables, and 215 constraints, problems are : Problem set: 0 solved, 506 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 215/217 constraints, State Equation: 0/1011 constraints, PredecessorRefiner: 506/506 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 506 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1009 variables, 215/215 constraints. Problems are: Problem set: 0 solved, 506 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1009 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 506 unsolved
At refinement iteration 2 (OVERLAPS) 2/1011 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 506 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1011/1887 variables, and 217 constraints, problems are : Problem set: 0 solved, 506 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 217/217 constraints, State Equation: 0/1011 constraints, PredecessorRefiner: 0/506 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60120ms problems are : Problem set: 0 solved, 506 unsolved
Search for dead transitions found 0 dead transitions in 60121ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61967 ms. Remains : 1011/1011 places, 876/876 transitions.
Built C files in :
/tmp/ltsmin5777236188276276362
[2026-05-23 01:25:42] [INFO ] Computing symmetric may disable matrix : 876 transitions.
[2026-05-23 01:25:42] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 01:25:42] [INFO ] Computing symmetric may enable matrix : 876 transitions.
[2026-05-23 01:25:42] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 01:25:42] [INFO ] Computing Do-Not-Accords matrix : 876 transitions.
[2026-05-23 01:25:42] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 01:25:42] [INFO ] Built C files in 151ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5777236188276276362
Running compilation step : cd /tmp/ltsmin5777236188276276362;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2484 ms.
Running link step : cd /tmp/ltsmin5777236188276276362;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 90 ms.
Running LTSmin : cd /tmp/ltsmin5777236188276276362;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17535701538838352197.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-23 01:25:57] [INFO ] Flatten gal took : 17 ms
[2026-05-23 01:25:57] [INFO ] Flatten gal took : 15 ms
[2026-05-23 01:25:57] [INFO ] Time to serialize gal into /tmp/LTL14042005584647100530.gal : 3 ms
[2026-05-23 01:25:57] [INFO ] Time to serialize properties into /tmp/LTL4031232579688559712.prop : 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/LTL14042005584647100530.gal' '-t' 'CGAL' '-hoa' '/tmp/aut925667665380491531.hoa' '-atoms' '/tmp/LTL4031232579688559712.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...317
Loading property file /tmp/LTL4031232579688559712.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut925667665380491531.hoa
Detected timeout of ITS tools.
[2026-05-23 01:26:12] [INFO ] Flatten gal took : 12 ms
[2026-05-23 01:26:12] [INFO ] Flatten gal took : 13 ms
[2026-05-23 01:26:12] [INFO ] Time to serialize gal into /tmp/LTL2154586330306164628.gal : 3 ms
[2026-05-23 01:26:12] [INFO ] Time to serialize properties into /tmp/LTL1942079813918509248.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/LTL2154586330306164628.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1942079813918509248.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 : !((G(F(("((p3187==0)||(p7877==0))")||(("((p3187==1)&&(p7877==1))")&&(X("(p3114==0)")))))))
Formula 0 simplified : FG(!"((p3187==0)||(p7877==0))" & (!"((p3187==1)&&(p7877==1))" | X!"(p3114==0)"))
Detected timeout of ITS tools.
[2026-05-23 01:26:27] [INFO ] Flatten gal took : 36 ms
[2026-05-23 01:26:27] [INFO ] Applying decomposition
[2026-05-23 01:26:27] [INFO ] Flatten gal took : 22 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/graph10958329499866977232.txt' '-o' '/tmp/graph10958329499866977232.bin' '-w' '/tmp/graph10958329499866977232.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10958329499866977232.bin' '-l' '-1' '-v' '-w' '/tmp/graph10958329499866977232.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:26:27] [INFO ] Decomposing Gal with order
[2026-05-23 01:26:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:26:27] [INFO ] Removed a total of 8 redundant transitions.
[2026-05-23 01:26:27] [INFO ] Flatten gal took : 33 ms
[2026-05-23 01:26:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 2 ms.
[2026-05-23 01:26:27] [INFO ] Time to serialize gal into /tmp/LTL15828747226506375416.gal : 7 ms
[2026-05-23 01:26:27] [INFO ] Time to serialize properties into /tmp/LTL3083280338600265032.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/LTL15828747226506375416.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3083280338600265032.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G(F(("((i17.i1.i1.u214.p3187==0)||(i22.i0.i1.u215.p7877==0))")||(("((i17.i1.i1.u214.p3187==1)&&(i22.i0.i1.u215.p7877==1))")&&(X("(i...186
Formula 0 simplified : FG(!"((i17.i1.i1.u214.p3187==0)||(i22.i0.i1.u215.p7877==0))" & (!"((i17.i1.i1.u214.p3187==1)&&(i22.i0.i1.u215.p7877==1))" | X!"(i22....178
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 1.36004e+24 deadlock states
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-96b-LTLFireability-14 finished in 250906 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X((p1&&F((p2||G(!p1)||(!p1&&F(!p0))))))))'
Support contains 3 out of 6270 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6270/6270 places, 6103/6103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 6258 transition count 6091
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 6258 transition count 6091
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 6258 transition count 6088
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 30 place count 6255 transition count 6085
Iterating global reduction 1 with 3 rules applied. Total rules applied 33 place count 6255 transition count 6085
Applied a total of 33 rules in 4249 ms. Remains 6255 /6270 variables (removed 15) and now considering 6085/6103 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17558677179088305512.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2842725965115350433.kers'
[2026-05-23 01:26:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17558677179088305512.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2842725965115350433.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 6085 rows 6255 cols 14634 entries
Finished phase 1 with 5637 SingleSign rule and 104 generalized
[2026-05-23 01:26:47] [INFO ] Computed 514 invariants in 216 ms
Computed 514 P flows in 217 ms.
Exported basis to /tmp/petrispot-output-2842725965115350433.kers
Total runtime 239 ms.
[2026-05-23 01:26:50] [INFO ] Implicit Places using invariants in 3874 ms returned []
[2026-05-23 01:26:50] [INFO ] Invariant cache hit.
[2026-05-23 01:27:07] [INFO ] Implicit Places using invariants and state equation in 16923 ms returned []
Implicit Place search using SMT with State Equation took 20805 ms to find 0 implicit places.
Running 6084 sub problems to find dead transitions.
[2026-05-23 01:27:07] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6254/12340 variables, and 0 constraints, problems are : Problem set: 0 solved, 6084 unsolved in 30114 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 6084/6084 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6084 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 6254/12340 variables, and 0 constraints, problems are : Problem set: 0 solved, 6084 unsolved in 30091 ms.
Refiners :[Positive P Invariants (semi-flows): 0/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/6255 constraints, PredecessorRefiner: 0/6084 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63410ms problems are : Problem set: 0 solved, 6084 unsolved
Search for dead transitions found 0 dead transitions in 63418ms
Starting structural reductions in LTL mode, iteration 1 : 6255/6270 places, 6085/6103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 88483 ms. Remains : 6255/6270 places, 6085/6103 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X((p1&&F((p2||G(!p1)||(!p1&&F(!p0))))))))'
Stuttering acceptance computed with spot in 395 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), true, (AND p1 (NOT p2)), (AND p0 p1 (NOT p2)), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-96b-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-96b-LTLFireability-15 finished in 89009 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(X(F(p0))))))'
Spot run failed in 77 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((G((!X(((p0 U p1) U p0))||F(p1))) U G(p2))))'
Spot run failed in 80 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/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||G(!p0)))) U (p1&&X(X(F(p2)))))))'
Spot run failed in 71 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U X(X((p1 U p2))))&&F(p1)))'
Spot run failed in 69 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((G((p0||F((G(F(p1))||(p2&&F(p1))))))||((p0||F((G(F(p1))||(p2&&F(p1)))))&&F((G(F(p0))||(F(p0)&&X(p2)))))))))'
Spot run failed in 70 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' '!(G(F(((X(p2)&&p1)||p0))))'
Spot run failed in 69 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 01:28:12] [INFO ] Flatten gal took : 90 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin10651789596502993686
[2026-05-23 01:28:12] [INFO ] Too many transitions (6103) to apply POR reductions. Disabling POR matrices.
[2026-05-23 01:28:12] [INFO ] Applying decomposition
[2026-05-23 01:28:12] [INFO ] Built C files in 56ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10651789596502993686
Running compilation step : cd /tmp/ltsmin10651789596502993686;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '120' '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 01:28:12] [INFO ] Flatten gal took : 77 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/graph8134382429573342209.txt' '-o' '/tmp/graph8134382429573342209.bin' '-w' '/tmp/graph8134382429573342209.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8134382429573342209.bin' '-l' '-1' '-v' '-w' '/tmp/graph8134382429573342209.weights' '-q' '0' '-e' '0.001'
[2026-05-23 01:28:12] [INFO ] Decomposing Gal with order
[2026-05-23 01:28:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 01:28:15] [INFO ] Removed a total of 1100 redundant transitions.
[2026-05-23 01:28:15] [INFO ] Flatten gal took : 144 ms
[2026-05-23 01:28:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 14 ms.
[2026-05-23 01:28:15] [INFO ] Time to serialize gal into /tmp/LTLFireability2043867236472383014.gal : 39 ms
[2026-05-23 01:28:15] [INFO ] Time to serialize properties into /tmp/LTLFireability14729021613520330910.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/LTLFireability2043867236472383014.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability14729021613520330910.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 6 LTL properties
Checking formula 0 : !((X(X(X(X(F("(i39.u1181.p4197==1)")))))))
Formula 0 simplified : XXXXG!"(i39.u1181.p4197==1)"
Compilation finished in 24315 ms.
Running link step : cd /tmp/ltsmin10651789596502993686;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 113 ms.
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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(X(<>((LTLAPp0==true))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>100 s) on command cd /tmp/ltsmin10651789596502993686;'/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(X(<>((LTLAPp0==true))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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((((LTLAPp1==true) U (LTLAPp2==true)) U (LTLAPp1==true)))||<>((LTLAPp2==true)))) U []((LTLAPp3==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>100 s) on command cd /tmp/ltsmin10651789596502993686;'/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((((LTLAPp1==true) U (LTLAPp2==true)) U (LTLAPp1==true)))||<>((LTLAPp2==true)))) U []((LTLAPp3==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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(((LTLAPp4==true)||[](!(LTLAPp4==true))))) U ((LTLAPp5==true)&&X(X(<>((LTLAPp6==true)))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>100 s) on command cd /tmp/ltsmin10651789596502993686;'/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(((LTLAPp4==true)||[](!(LTLAPp4==true))))) U ((LTLAPp5==true)&&X(X(<>((LTLAPp6==true)))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((<>((LTLAPp7==true)) U X(X(((LTLAPp8==true) U (LTLAPp9==true)))))&&<>((LTLAPp8==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>100 s) on command cd /tmp/ltsmin10651789596502993686;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((<>((LTLAPp7==true)) U X(X(((LTLAPp8==true) U (LTLAPp9==true)))))&&<>((LTLAPp8==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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(([](((LTLAPp10==true)||<>(([](<>((LTLAPp11==true)))||((LTLAPp12==true)&&<>((LTLAPp11==true)))))))||(((LTLAPp10==true)||<>(([](<>((LTLAPp11==true)))||((LTLAPp12==true)&&<>((LTLAPp11==true))))))&&<>(([](<>((LTLAPp10==true)))||(<>((LTLAPp10==true))&&X((LTLAPp12==true)))))))))' '--buchi-type=spotba'
LTSmin run took 3106 ms.
FORMULA AutoFlight-PT-96b-LTLFireability-13 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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((LTLAPp15==true))&&(LTLAPp14==true))||(LTLAPp13==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>100 s) on command cd /tmp/ltsmin10651789596502993686;'/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((LTLAPp15==true))&&(LTLAPp14==true))||(LTLAPp13==true))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 4800 s
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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(X(<>((LTLAPp0==true))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>800 s) on command cd /tmp/ltsmin10651789596502993686;'/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(X(<>((LTLAPp0==true))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin10651789596502993686;'/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((((LTLAPp1==true) U (LTLAPp2==true)) U (LTLAPp1==true)))||<>((LTLAPp2==true)))) U []((LTLAPp3==true))))' '--buchi-type=spotba'

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AutoFlight-PT-96b"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is AutoFlight-PT-96b, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r002-oct2-177944366500596"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-96b.tgz
mv AutoFlight-PT-96b execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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