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-oct2-177944366400548.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutoFlight-PT-12b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366400548
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 800K
-rw-r--r-- 1 mcc users 7.3K Mar 5 16:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 5 16:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 5 16:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 5 16:32 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 3.9K Mar 15 07:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 5 16:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 188K Mar 5 16:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 5 16:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 5 16:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:15 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 266K 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-12b-LTLFireability-00
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-01
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-02
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-03
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-04
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-05
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-06
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-07
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-08
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-09
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-10
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-11
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-12
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-13
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-14
FORMULA_NAME AutoFlight-PT-12b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779493713750

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-12b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 23:48:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 23:48:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 23:48:35] [INFO ] Load time of PNML (sax parser for PT used): 167 ms
[2026-05-22 23:48:35] [INFO ] Transformed 1126 places.
[2026-05-22 23:48:35] [INFO ] Transformed 1124 transitions.
[2026-05-22 23:48:35] [INFO ] Found NUPN structural information;
[2026-05-22 23:48:35] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 357 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA AutoFlight-PT-12b-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 1126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1126/1126 places, 1124/1124 transitions.
Discarding 151 places :
Symmetric choice reduction at 0 with 151 rule applications. Total rules 151 place count 975 transition count 973
Iterating global reduction 0 with 151 rules applied. Total rules applied 302 place count 975 transition count 973
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 325 place count 975 transition count 950
Discarding 64 places :
Symmetric choice reduction at 1 with 64 rule applications. Total rules 389 place count 911 transition count 886
Iterating global reduction 1 with 64 rules applied. Total rules applied 453 place count 911 transition count 886
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 463 place count 901 transition count 876
Iterating global reduction 1 with 10 rules applied. Total rules applied 473 place count 901 transition count 876
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 480 place count 894 transition count 869
Iterating global reduction 1 with 7 rules applied. Total rules applied 487 place count 894 transition count 869
Applied a total of 487 rules in 395 ms. Remains 894 /1126 variables (removed 232) and now considering 869/1124 (removed 255) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12133989174223043847.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-363453497190652150.kers'
[2026-05-22 23:48:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12133989174223043847.kers, --Pflows, --basisKERS=/tmp/petrispot-output-363453497190652150.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 869 rows 894 cols 2108 entries
Finished phase 1 with 804 SingleSign rule and 14 generalized
[2026-05-22 23:48:36] [INFO ] Computed 76 invariants in 9 ms
Computed 76 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-363453497190652150.kers
Total runtime 12 ms.
[2026-05-22 23:48:37] [INFO ] Implicit Places using invariants in 1360 ms returned []
[2026-05-22 23:48:37] [INFO ] Invariant cache hit.
[2026-05-22 23:48:39] [INFO ] Implicit Places using invariants and state equation in 1419 ms returned []
Implicit Place search using SMT with State Equation took 2836 ms to find 0 implicit places.
Running 868 sub problems to find dead transitions.
[2026-05-22 23:48:39] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/893 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 868 unsolved
SMT process timed out in 30254ms, After SMT, problems are : Problem set: 0 solved, 868 unsolved
Search for dead transitions found 0 dead transitions in 30274ms
Starting structural reductions in LTL mode, iteration 1 : 894/1126 places, 869/1124 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33544 ms. Remains : 894/1126 places, 869/1124 transitions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Applied a total of 0 rules in 37 ms. Remains 894 /894 variables (removed 0) and now considering 869/869 (removed 0) transitions.
[2026-05-22 23:49:09] [INFO ] Invariant cache hit.
[2026-05-22 23:49:09] [INFO ] Implicit Places using invariants in 475 ms returned []
[2026-05-22 23:49:09] [INFO ] Invariant cache hit.
[2026-05-22 23:49:11] [INFO ] Implicit Places using invariants and state equation in 1042 ms returned []
Implicit Place search using SMT with State Equation took 1520 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1557 ms. Remains : 894/894 places, 869/869 transitions.
Support contains 39 out of 894 places after structural reductions.
[2026-05-22 23:49:11] [INFO ] Flatten gal took : 86 ms
[2026-05-22 23:49:11] [INFO ] Flatten gal took : 34 ms
[2026-05-22 23:49:11] [INFO ] Input system was already deterministic with 869 transitions.
RANDOM walk for 40000 steps (72 resets) in 2208 ms. (18 steps per ms) remains 14/36 properties
BEST_FIRST walk for 40004 steps (8 resets) in 214 ms. (186 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 124 ms. (320 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 158 ms. (251 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 118 ms. (336 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 105 ms. (377 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 132 ms. (300 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 68 ms. (579 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 55 ms. (714 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 14/14 properties
[2026-05-22 23:49:12] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 322/338 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/338 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 552/890 variables, 63/74 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/890 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 4/894 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/894 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 869/1763 variables, 894/970 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1763 variables, 0/970 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (OVERLAPS) 0/1763 variables, 0/970 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1763/1763 variables, and 970 constraints, problems are : Problem set: 0 solved, 14 unsolved in 2157 ms.
Refiners :[Positive P Invariants (semi-flows): 74/74 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 894/894 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 322/338 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/338 variables, 19/30 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/338 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 552/890 variables, 63/93 constraints. Problems are: Problem set: 0 solved, 14 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 890/1763 variables, and 99 constraints, problems are : Problem set: 0 solved, 14 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 74/74 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/894 constraints, PredecessorRefiner: 0/14 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7202ms problems are : Problem set: 0 solved, 14 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 894 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 894/894 places, 869/869 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 306 transitions
Trivial Post-agglo rules discarded 306 transitions
Performed 306 trivial Post agglomeration. Transition count delta: 306
Iterating post reduction 0 with 306 rules applied. Total rules applied 306 place count 894 transition count 563
Reduce places removed 306 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 343 rules applied. Total rules applied 649 place count 588 transition count 526
Reduce places removed 24 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 28 rules applied. Total rules applied 677 place count 564 transition count 522
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 681 place count 560 transition count 522
Performed 103 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 103 Pre rules applied. Total rules applied 681 place count 560 transition count 419
Deduced a syphon composed of 103 places in 1 ms
Reduce places removed 103 places and 0 transitions.
Iterating global reduction 4 with 206 rules applied. Total rules applied 887 place count 457 transition count 419
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 890 place count 454 transition count 416
Iterating global reduction 4 with 3 rules applied. Total rules applied 893 place count 454 transition count 416
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 893 place count 454 transition count 415
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 895 place count 453 transition count 415
Performed 170 Post agglomeration using F-continuation condition with reduction of 22 identical transitions.
Deduced a syphon composed of 170 places in 1 ms
Reduce places removed 170 places and 0 transitions.
Iterating global reduction 4 with 340 rules applied. Total rules applied 1235 place count 283 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1236 place count 283 transition count 222
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 5 with 1 rules applied. Total rules applied 1237 place count 283 transition count 221
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1239 place count 282 transition count 220
Free-agglomeration rule applied 48 times.
Iterating global reduction 5 with 48 rules applied. Total rules applied 1287 place count 282 transition count 172
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 5 with 48 rules applied. Total rules applied 1335 place count 234 transition count 172
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1336 place count 233 transition count 171
Reduce places removed 51 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 59 transitions
Trivial Post-agglo rules discarded 59 transitions
Performed 59 trivial Post agglomeration. Transition count delta: 59
Iterating post reduction 6 with 110 rules applied. Total rules applied 1446 place count 182 transition count 112
Reduce places removed 59 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 7 with 62 rules applied. Total rules applied 1508 place count 123 transition count 109
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 1511 place count 120 transition count 109
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 31 Pre rules applied. Total rules applied 1511 place count 120 transition count 78
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 9 with 62 rules applied. Total rules applied 1573 place count 89 transition count 78
Applied a total of 1573 rules in 176 ms. Remains 89 /894 variables (removed 805) and now considering 78/869 (removed 791) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 89/894 places, 78/869 transitions.
RANDOM walk for 940 steps (26 resets) in 56 ms. (16 steps per ms) remains 0/14 properties
FORMULA AutoFlight-PT-12b-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 225 stabilizing places and 225 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 319 transitions
Trivial Post-agglo rules discarded 319 transitions
Performed 319 trivial Post agglomeration. Transition count delta: 319
Iterating post reduction 0 with 319 rules applied. Total rules applied 319 place count 893 transition count 549
Reduce places removed 319 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 356 rules applied. Total rules applied 675 place count 574 transition count 512
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 699 place count 550 transition count 512
Performed 106 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 106 Pre rules applied. Total rules applied 699 place count 550 transition count 406
Deduced a syphon composed of 106 places in 1 ms
Reduce places removed 106 places and 0 transitions.
Iterating global reduction 3 with 212 rules applied. Total rules applied 911 place count 444 transition count 406
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 919 place count 436 transition count 398
Iterating global reduction 3 with 8 rules applied. Total rules applied 927 place count 436 transition count 398
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 927 place count 436 transition count 395
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 933 place count 433 transition count 395
Performed 171 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 171 places in 0 ms
Reduce places removed 171 places and 0 transitions.
Iterating global reduction 3 with 342 rules applied. Total rules applied 1275 place count 262 transition count 200
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 1276 place count 261 transition count 199
Reduce places removed 23 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 3 with 34 rules applied. Total rules applied 1310 place count 238 transition count 188
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 1321 place count 227 transition count 188
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 12 Pre rules applied. Total rules applied 1321 place count 227 transition count 176
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 1345 place count 215 transition count 176
Applied a total of 1345 rules in 126 ms. Remains 215 /894 variables (removed 679) and now considering 176/869 (removed 693) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12199421939681421768.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16504171156529023238.kers'
[2026-05-22 23:49:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12199421939681421768.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16504171156529023238.kers]
Culling duplicate invariants (modulo rational): removing 26 columns.
Culled 26 columns in 0 ms.
// Phase 1: matrix 176 rows 189 cols 429 entries
Finished phase 1 with 162 SingleSign rule and 0 generalized
[2026-05-22 23:49:20] [INFO ] Computed 53 invariants in 2 ms
Computed 53 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-16504171156529023238.kers
Total runtime 3 ms.
[2026-05-22 23:49:21] [INFO ] Implicit Places using invariants in 193 ms returned [88, 126, 164, 168, 172, 176, 180, 184, 188, 193, 197, 201, 205, 209, 214]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 195 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 200/894 places, 176/869 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 187 transition count 163
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 187 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 186 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 186 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 185 transition count 161
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 185 transition count 161
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 184 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 184 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 183 transition count 159
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 183 transition count 159
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 182 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 182 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 181 transition count 157
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 181 transition count 157
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 180 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 180 transition count 156
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 179 transition count 155
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 179 transition count 155
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 178 transition count 154
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 178 transition count 154
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 177 transition count 153
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 177 transition count 153
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 176 transition count 152
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 176 transition count 152
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 175 transition count 151
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 175 transition count 151
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 52 place count 174 transition count 150
Applied a total of 52 rules in 68 ms. Remains 174 /200 variables (removed 26) and now considering 150/176 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8296571138601347824.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6360079696531341376.kers'
[2026-05-22 23:49:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8296571138601347824.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6360079696531341376.kers]
Culling duplicate invariants (modulo rational): removing 25 columns.
Culled 25 columns in 0 ms.
// Phase 1: matrix 150 rows 149 cols 349 entries
Finished phase 1 with 136 SingleSign rule and 0 generalized
[2026-05-22 23:49:21] [INFO ] Computed 38 invariants in 0 ms
Computed 38 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-6360079696531341376.kers
Total runtime 4 ms.
[2026-05-22 23:49:21] [INFO ] Implicit Places using invariants in 99 ms returned []
[2026-05-22 23:49:21] [INFO ] Invariant cache hit.
[2026-05-22 23:49:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-22 23:49:21] [INFO ] Implicit Places using invariants and state equation in 176 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 174/894 places, 150/869 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 667 ms. Remains : 174/894 places, 150/869 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 291 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-00
Stuttering criterion allowed to conclude after 40 steps with 0 reset in 4 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-00 finished in 1073 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)&&F(p1)&&F(p2)))'
Support contains 3 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 315 transitions
Trivial Post-agglo rules discarded 315 transitions
Performed 315 trivial Post agglomeration. Transition count delta: 315
Iterating post reduction 0 with 315 rules applied. Total rules applied 315 place count 893 transition count 553
Reduce places removed 315 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 352 rules applied. Total rules applied 667 place count 578 transition count 516
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 25 rules applied. Total rules applied 692 place count 554 transition count 515
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 693 place count 553 transition count 515
Performed 105 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 105 Pre rules applied. Total rules applied 693 place count 553 transition count 410
Deduced a syphon composed of 105 places in 0 ms
Reduce places removed 105 places and 0 transitions.
Iterating global reduction 4 with 210 rules applied. Total rules applied 903 place count 448 transition count 410
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 911 place count 440 transition count 402
Iterating global reduction 4 with 8 rules applied. Total rules applied 919 place count 440 transition count 402
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 919 place count 440 transition count 399
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 925 place count 437 transition count 399
Performed 171 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 171 places in 0 ms
Reduce places removed 171 places and 0 transitions.
Iterating global reduction 4 with 342 rules applied. Total rules applied 1267 place count 266 transition count 204
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 1268 place count 265 transition count 203
Reduce places removed 23 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 4 with 34 rules applied. Total rules applied 1302 place count 242 transition count 192
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 1313 place count 231 transition count 192
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 12 Pre rules applied. Total rules applied 1313 place count 231 transition count 180
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1337 place count 219 transition count 180
Applied a total of 1337 rules in 142 ms. Remains 219 /894 variables (removed 675) and now considering 180/869 (removed 689) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10314190716932133569.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3780755864172698029.kers'
[2026-05-22 23:49:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10314190716932133569.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3780755864172698029.kers]
Culling duplicate invariants (modulo rational): removing 26 columns.
Culled 26 columns in 0 ms.
// Phase 1: matrix 180 rows 193 cols 445 entries
Finished phase 1 with 166 SingleSign rule and 0 generalized
[2026-05-22 23:49:21] [INFO ] Computed 53 invariants in 1 ms
Computed 53 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3780755864172698029.kers
Total runtime 1 ms.
[2026-05-22 23:49:22] [INFO ] Implicit Places using invariants in 211 ms returned [90, 130, 168, 172, 176, 180, 184, 188, 192, 197, 201, 205, 209, 213, 218]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 225 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 204/894 places, 180/869 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 191 transition count 167
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 191 transition count 167
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 190 transition count 166
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 190 transition count 166
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 189 transition count 165
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 189 transition count 165
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 188 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 188 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 187 transition count 163
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 187 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 186 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 186 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 185 transition count 161
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 185 transition count 161
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 184 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 184 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 183 transition count 159
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 183 transition count 159
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 182 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 182 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 181 transition count 157
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 181 transition count 157
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 180 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 180 transition count 156
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 179 transition count 155
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 179 transition count 155
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 52 place count 178 transition count 154
Applied a total of 52 rules in 68 ms. Remains 178 /204 variables (removed 26) and now considering 154/180 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5152136717347925173.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15655928560717611760.kers'
[2026-05-22 23:49:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5152136717347925173.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15655928560717611760.kers]
Culling duplicate invariants (modulo rational): removing 25 columns.
Culled 25 columns in 0 ms.
// Phase 1: matrix 154 rows 153 cols 361 entries
Finished phase 1 with 140 SingleSign rule and 0 generalized
[2026-05-22 23:49:22] [INFO ] Computed 38 invariants in 0 ms
Computed 38 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15655928560717611760.kers
Total runtime 1 ms.
[2026-05-22 23:49:22] [INFO ] Implicit Places using invariants in 201 ms returned []
[2026-05-22 23:49:22] [INFO ] Invariant cache hit.
[2026-05-22 23:49:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:49:22] [INFO ] Implicit Places using invariants and state equation in 475 ms returned []
Implicit Place search using SMT with State Equation took 678 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 178/894 places, 154/869 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1113 ms. Remains : 178/894 places, 154/869 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)&&F(p1)&&F(p2)))'
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-02
Stuttering criterion allowed to conclude after 39 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-02 finished in 1413 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&X(X(p1))) U (X(p0) U G(p2))))'
Support contains 3 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 883 transition count 858
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 883 transition count 858
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 883 transition count 857
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 878 transition count 852
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 878 transition count 852
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 35 place count 876 transition count 850
Iterating global reduction 1 with 2 rules applied. Total rules applied 37 place count 876 transition count 850
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 38 place count 875 transition count 849
Iterating global reduction 1 with 1 rules applied. Total rules applied 39 place count 875 transition count 849
Applied a total of 39 rules in 184 ms. Remains 875 /894 variables (removed 19) and now considering 849/869 (removed 20) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17204396350332995963.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16427618855585552237.kers'
[2026-05-22 23:49:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17204396350332995963.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16427618855585552237.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 849 rows 875 cols 2068 entries
Finished phase 1 with 785 SingleSign rule and 14 generalized
[2026-05-22 23:49:23] [INFO ] Computed 76 invariants in 4 ms
Computed 76 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-16427618855585552237.kers
Total runtime 4 ms.
[2026-05-22 23:49:23] [INFO ] Implicit Places using invariants in 516 ms returned []
[2026-05-22 23:49:23] [INFO ] Invariant cache hit.
[2026-05-22 23:49:25] [INFO ] Implicit Places using invariants and state equation in 1160 ms returned []
Implicit Place search using SMT with State Equation took 1693 ms to find 0 implicit places.
Running 848 sub problems to find dead transitions.
[2026-05-22 23:49:25] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/874 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 848 unsolved
SMT process timed out in 30172ms, After SMT, problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 30174ms
Starting structural reductions in LTL mode, iteration 1 : 875/894 places, 849/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32055 ms. Remains : 875/894 places, 849/869 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&X(X(p1))) U (X(p0) U G(p2))))'
Stuttering acceptance computed with spot in 676 ms :[(NOT p2), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) p0), (AND (NOT p2) p0 (NOT p1))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-03 finished in 32796 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 ((F(p0) U p1) U p2)))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 317 transitions
Trivial Post-agglo rules discarded 317 transitions
Performed 317 trivial Post agglomeration. Transition count delta: 317
Iterating post reduction 0 with 317 rules applied. Total rules applied 317 place count 893 transition count 551
Reduce places removed 317 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 354 rules applied. Total rules applied 671 place count 576 transition count 514
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 25 rules applied. Total rules applied 696 place count 552 transition count 513
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 697 place count 551 transition count 513
Performed 105 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 105 Pre rules applied. Total rules applied 697 place count 551 transition count 408
Deduced a syphon composed of 105 places in 1 ms
Reduce places removed 105 places and 0 transitions.
Iterating global reduction 4 with 210 rules applied. Total rules applied 907 place count 446 transition count 408
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 915 place count 438 transition count 400
Iterating global reduction 4 with 8 rules applied. Total rules applied 923 place count 438 transition count 400
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 923 place count 438 transition count 396
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 931 place count 434 transition count 396
Performed 170 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 170 places in 0 ms
Reduce places removed 170 places and 0 transitions.
Iterating global reduction 4 with 340 rules applied. Total rules applied 1271 place count 264 transition count 202
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 1272 place count 263 transition count 201
Reduce places removed 23 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 4 with 34 rules applied. Total rules applied 1306 place count 240 transition count 190
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 1317 place count 229 transition count 190
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 12 Pre rules applied. Total rules applied 1317 place count 229 transition count 178
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1341 place count 217 transition count 178
Applied a total of 1341 rules in 98 ms. Remains 217 /894 variables (removed 677) and now considering 178/869 (removed 691) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3023716755610285357.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1601948113019092647.kers'
[2026-05-22 23:49:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3023716755610285357.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1601948113019092647.kers]
Culling duplicate invariants (modulo rational): removing 25 columns.
Culled 25 columns in 0 ms.
// Phase 1: matrix 178 rows 192 cols 437 entries
Finished phase 1 with 164 SingleSign rule and 0 generalized
[2026-05-22 23:49:56] [INFO ] Computed 53 invariants in 1 ms
Computed 53 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1601948113019092647.kers
Total runtime 2 ms.
[2026-05-22 23:49:56] [INFO ] Implicit Places using invariants in 166 ms returned [88, 128, 166, 170, 174, 178, 182, 186, 190, 195, 199, 203, 207, 211, 216]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 169 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 202/894 places, 178/869 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 189 transition count 165
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 189 transition count 165
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 188 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 188 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 187 transition count 163
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 187 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 186 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 186 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 185 transition count 161
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 185 transition count 161
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 184 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 184 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 183 transition count 159
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 183 transition count 159
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 40 place count 182 transition count 158
Applied a total of 40 rules in 19 ms. Remains 182 /202 variables (removed 20) and now considering 158/178 (removed 20) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2477554017572379327.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-330530827123608524.kers'
[2026-05-22 23:49:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2477554017572379327.kers, --Pflows, --basisKERS=/tmp/petrispot-output-330530827123608524.kers]
Culling duplicate invariants (modulo rational): removing 24 columns.
Culled 24 columns in 0 ms.
// Phase 1: matrix 158 rows 158 cols 369 entries
Finished phase 1 with 144 SingleSign rule and 0 generalized
[2026-05-22 23:49:56] [INFO ] Computed 38 invariants in 0 ms
Computed 38 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-330530827123608524.kers
Total runtime 1 ms.
[2026-05-22 23:49:56] [INFO ] Implicit Places using invariants in 105 ms returned []
[2026-05-22 23:49:56] [INFO ] Invariant cache hit.
[2026-05-22 23:49:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:49:56] [INFO ] Implicit Places using invariants and state equation in 238 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 182/894 places, 158/869 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 632 ms. Remains : 182/894 places, 158/869 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 ((F(p0) U p1) U p2)))'
Stuttering acceptance computed with spot in 191 ms :[(NOT p2), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-04
Product exploration explored 100000 steps with 2264 reset in 373 ms.
Product exploration explored 100000 steps with 2265 reset in 295 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge based reduction with 21 factoid took 102 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (916 resets) in 550 ms. (72 steps per ms) remains 6/10 properties
BEST_FIRST walk for 40004 steps (36 resets) in 366 ms. (109 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 59 ms. (666 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 131 ms. (303 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 148 ms. (268 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 135 ms. (294 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 135 ms. (294 steps per ms) remains 6/6 properties
[2026-05-22 23:49:58] [INFO ] Invariant cache hit.
[2026-05-22 23:49:58] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 97/101 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 113/214 variables, 101/104 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 126/340 variables, 81/186 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/340 variables, 35/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/340 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/340 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 340/340 variables, and 221 constraints, problems are : Problem set: 0 solved, 6 unsolved in 587 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 97/101 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 113/214 variables, 101/105 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/214 variables, 4/110 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/214 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 126/340 variables, 81/191 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/340 variables, 35/226 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/340 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/340 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/340 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 340/340 variables, and 228 constraints, problems are : Problem set: 0 solved, 6 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1311ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 4 different solutions.
Finished Parikh walk after 3689 steps, including 46 resets, run visited all 6 properties in 45 ms. (steps per millisecond=81 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 51 ms.
Knowledge based reduction with 21 factoid took 214 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 250 ms :[(NOT p2), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1))]
[2026-05-22 23:49:59] [INFO ] Invariant cache hit.
[2026-05-22 23:50:00] [INFO ] [Real]Absence check using 38 positive place invariants in 78 ms returned sat
[2026-05-22 23:50:00] [INFO ] [Real]Absence check using state equation in 233 ms returned sat
[2026-05-22 23:50:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 23:50:00] [INFO ] [Nat]Absence check using 38 positive place invariants in 11 ms returned sat
[2026-05-22 23:50:00] [INFO ] [Nat]Absence check using state equation in 97 ms returned sat
[2026-05-22 23:50:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:50:00] [INFO ] [Nat]Added 1 Read/Feed constraints in 14 ms returned sat
[2026-05-22 23:50:00] [INFO ] Computed and/alt/rep : 96/147/96 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-22 23:50:00] [INFO ] Added : 6 causal constraints over 2 iterations in 66 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 3381 ms.
Stuttering acceptance computed with spot in 205 ms :[(NOT p2), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 182 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 182/182 places, 158/158 transitions.
Applied a total of 0 rules in 5 ms. Remains 182 /182 variables (removed 0) and now considering 158/158 (removed 0) transitions.
[2026-05-22 23:50:01] [INFO ] Invariant cache hit.
[2026-05-22 23:50:01] [INFO ] Implicit Places using invariants in 467 ms returned []
[2026-05-22 23:50:01] [INFO ] Invariant cache hit.
[2026-05-22 23:50:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:50:01] [INFO ] Implicit Places using invariants and state equation in 275 ms returned []
Implicit Place search using SMT with State Equation took 761 ms to find 0 implicit places.
[2026-05-22 23:50:01] [INFO ] Redundant transitions in 2 ms returned []
Running 96 sub problems to find dead transitions.
[2026-05-22 23:50:01] [INFO ] Invariant cache hit.
[2026-05-22 23:50:01] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/181 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/181 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (OVERLAPS) 1/182 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/182 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (OVERLAPS) 158/340 variables, 182/221 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/340 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/340 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 8 (OVERLAPS) 0/340 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Real declared 340/340 variables, and 222 constraints, problems are : Problem set: 0 solved, 96 unsolved in 9473 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 96 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/181 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/181 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (OVERLAPS) 1/182 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/182 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (OVERLAPS) 158/340 variables, 182/221 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/340 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/340 variables, 96/318 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/340 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/340 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 10 (OVERLAPS) 0/340 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Int declared 340/340 variables, and 319 constraints, problems are : Problem set: 0 solved, 96 unsolved in 9659 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19154ms problems are : Problem set: 0 solved, 96 unsolved
Search for dead transitions found 0 dead transitions in 19154ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 19928 ms. Remains : 182/182 places, 158/158 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge based reduction with 21 factoid took 120 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (907 resets) in 415 ms. (96 steps per ms) remains 6/10 properties
BEST_FIRST walk for 40004 steps (36 resets) in 40 ms. (975 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 38 ms. (1025 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 36 ms. (1081 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 38 ms. (1025 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 37 ms. (1052 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (36 resets) in 32 ms. (1212 steps per ms) remains 6/6 properties
[2026-05-22 23:50:21] [INFO ] Invariant cache hit.
[2026-05-22 23:50:21] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 97/101 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 113/214 variables, 101/104 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 126/340 variables, 81/186 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/340 variables, 35/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/340 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/340 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 340/340 variables, and 221 constraints, problems are : Problem set: 0 solved, 6 unsolved in 315 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 97/101 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 113/214 variables, 101/105 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/214 variables, 4/110 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/214 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 126/340 variables, 81/191 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/340 variables, 35/226 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/340 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/340 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/340 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 340/340 variables, and 228 constraints, problems are : Problem set: 0 solved, 6 unsolved in 821 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1154ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 4 different solutions.
Finished Parikh walk after 2273 steps, including 28 resets, run visited all 6 properties in 8 ms. (steps per millisecond=284 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 7 ms.
Knowledge based reduction with 21 factoid took 203 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 256 ms :[(NOT p2), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1))]
[2026-05-22 23:50:23] [INFO ] Invariant cache hit.
[2026-05-22 23:50:23] [INFO ] [Real]Absence check using 38 positive place invariants in 52 ms returned sat
[2026-05-22 23:50:23] [INFO ] [Real]Absence check using state equation in 219 ms returned sat
[2026-05-22 23:50:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 23:50:23] [INFO ] [Nat]Absence check using 38 positive place invariants in 15 ms returned sat
[2026-05-22 23:50:23] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2026-05-22 23:50:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:50:23] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2026-05-22 23:50:23] [INFO ] Computed and/alt/rep : 96/147/96 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-22 23:50:23] [INFO ] Added : 6 causal constraints over 2 iterations in 49 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 2674 ms.
Stuttering acceptance computed with spot in 289 ms :[(NOT p2), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 336 ms :[(NOT p2), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 2274 reset in 309 ms.
Product exploration explored 100000 steps with 2282 reset in 319 ms.
Built C files in :
/tmp/ltsmin13252025653223683218
[2026-05-22 23:50:25] [INFO ] Computing symmetric may disable matrix : 158 transitions.
[2026-05-22 23:50:25] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:50:25] [INFO ] Computing symmetric may enable matrix : 158 transitions.
[2026-05-22 23:50:25] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:50:25] [INFO ] Computing Do-Not-Accords matrix : 158 transitions.
[2026-05-22 23:50:25] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:50:25] [INFO ] Built C files in 48ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13252025653223683218
Running compilation step : cd /tmp/ltsmin13252025653223683218;'/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 562 ms.
Running link step : cd /tmp/ltsmin13252025653223683218;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 83 ms.
Running LTSmin : cd /tmp/ltsmin13252025653223683218;'/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/stateBased9285218007694868103.hoa' '--buchi-type=spotba'
LTSmin run took 164 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property AutoFlight-PT-12b-LTLFireability-04 finished in 29937 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G(((F(p0) U p1)||G(p2))) U (p0 U X(p0))))))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 883 transition count 858
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 883 transition count 858
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 883 transition count 857
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 878 transition count 852
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 878 transition count 852
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 36 place count 875 transition count 849
Iterating global reduction 1 with 3 rules applied. Total rules applied 39 place count 875 transition count 849
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 40 place count 874 transition count 848
Iterating global reduction 1 with 1 rules applied. Total rules applied 41 place count 874 transition count 848
Applied a total of 41 rules in 135 ms. Remains 874 /894 variables (removed 20) and now considering 848/869 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16261843105000410061.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16351556305294743054.kers'
[2026-05-22 23:50:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16261843105000410061.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16351556305294743054.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 848 rows 874 cols 2066 entries
Finished phase 1 with 784 SingleSign rule and 14 generalized
[2026-05-22 23:50:26] [INFO ] Computed 76 invariants in 12 ms
Computed 76 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-16351556305294743054.kers
Total runtime 15 ms.
[2026-05-22 23:50:26] [INFO ] Implicit Places using invariants in 658 ms returned []
[2026-05-22 23:50:26] [INFO ] Invariant cache hit.
[2026-05-22 23:50:27] [INFO ] Implicit Places using invariants and state equation in 1034 ms returned []
Implicit Place search using SMT with State Equation took 1695 ms to find 0 implicit places.
Running 847 sub problems to find dead transitions.
[2026-05-22 23:50:27] [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 873/1722 variables, and 0 constraints, problems are : Problem set: 0 solved, 847 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/75 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/874 constraints, PredecessorRefiner: 847/847 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 847 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 873/1722 variables, and 0 constraints, problems are : Problem set: 0 solved, 847 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 0/75 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/874 constraints, PredecessorRefiner: 0/847 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60193ms problems are : Problem set: 0 solved, 847 unsolved
Search for dead transitions found 0 dead transitions in 60197ms
Starting structural reductions in LTL mode, iteration 1 : 874/894 places, 848/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62032 ms. Remains : 874/894 places, 848/869 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G(((F(p0) U p1)||G(p2))) U (p0 U X(p0))))))'
Stuttering acceptance computed with spot in 598 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-05
Stuttering criterion allowed to conclude after 556 steps with 3 reset in 4 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-05 finished in 62769 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((p0||X((X(X(p1)) U (p0&&X(X(p1)))))))) U G(p2)))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 883 transition count 858
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 883 transition count 858
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 28 place count 877 transition count 852
Iterating global reduction 0 with 6 rules applied. Total rules applied 34 place count 877 transition count 852
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 37 place count 874 transition count 849
Iterating global reduction 0 with 3 rules applied. Total rules applied 40 place count 874 transition count 849
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 873 transition count 848
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 873 transition count 848
Applied a total of 42 rules in 158 ms. Remains 873 /894 variables (removed 21) and now considering 848/869 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3629176491691046547.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13046711055015066006.kers'
[2026-05-22 23:51:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3629176491691046547.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13046711055015066006.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 848 rows 873 cols 2066 entries
Finished phase 1 with 783 SingleSign rule and 14 generalized
[2026-05-22 23:51:28] [INFO ] Computed 76 invariants in 6 ms
Computed 76 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13046711055015066006.kers
Total runtime 8 ms.
[2026-05-22 23:51:29] [INFO ] Implicit Places using invariants in 491 ms returned []
[2026-05-22 23:51:29] [INFO ] Invariant cache hit.
[2026-05-22 23:51:30] [INFO ] Implicit Places using invariants and state equation in 953 ms returned []
Implicit Place search using SMT with State Equation took 1448 ms to find 0 implicit places.
Running 847 sub problems to find dead transitions.
[2026-05-22 23:51:30] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/872 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 847 unsolved
SMT process timed out in 30148ms, After SMT, problems are : Problem set: 0 solved, 847 unsolved
Search for dead transitions found 0 dead transitions in 30149ms
Starting structural reductions in LTL mode, iteration 1 : 873/894 places, 848/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31758 ms. Remains : 873/894 places, 848/869 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((p0||X((X(X(p1)) U (p0&&X(X(p1)))))))) U G(p2)))'
Stuttering acceptance computed with spot in 521 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), true, (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-06
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-06 finished in 32357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)&&p0)))'
Support contains 2 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 883 transition count 858
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 883 transition count 858
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 883 transition count 857
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 878 transition count 852
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 878 transition count 852
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 36 place count 875 transition count 849
Iterating global reduction 1 with 3 rules applied. Total rules applied 39 place count 875 transition count 849
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 40 place count 874 transition count 848
Iterating global reduction 1 with 1 rules applied. Total rules applied 41 place count 874 transition count 848
Applied a total of 41 rules in 165 ms. Remains 874 /894 variables (removed 20) and now considering 848/869 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4637781631382477736.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7659772336075676026.kers'
[2026-05-22 23:52:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4637781631382477736.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7659772336075676026.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 848 rows 874 cols 2066 entries
Finished phase 1 with 784 SingleSign rule and 14 generalized
[2026-05-22 23:52:01] [INFO ] Computed 76 invariants in 4 ms
Computed 76 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-7659772336075676026.kers
Total runtime 5 ms.
[2026-05-22 23:52:01] [INFO ] Implicit Places using invariants in 578 ms returned []
[2026-05-22 23:52:01] [INFO ] Invariant cache hit.
[2026-05-22 23:52:02] [INFO ] Implicit Places using invariants and state equation in 954 ms returned []
Implicit Place search using SMT with State Equation took 1549 ms to find 0 implicit places.
Running 847 sub problems to find dead transitions.
[2026-05-22 23:52:02] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/873 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 847 unsolved
SMT process timed out in 30150ms, After SMT, problems are : Problem set: 0 solved, 847 unsolved
Search for dead transitions found 0 dead transitions in 30152ms
Starting structural reductions in LTL mode, iteration 1 : 874/894 places, 848/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31871 ms. Remains : 874/894 places, 848/869 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)&&p0)))'
Stuttering acceptance computed with spot in 226 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-07 finished in 32149 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 320 transitions
Trivial Post-agglo rules discarded 320 transitions
Performed 320 trivial Post agglomeration. Transition count delta: 320
Iterating post reduction 0 with 320 rules applied. Total rules applied 320 place count 893 transition count 548
Reduce places removed 320 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 354 rules applied. Total rules applied 674 place count 573 transition count 514
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 696 place count 551 transition count 514
Performed 106 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 106 Pre rules applied. Total rules applied 696 place count 551 transition count 408
Deduced a syphon composed of 106 places in 2 ms
Reduce places removed 106 places and 0 transitions.
Iterating global reduction 3 with 212 rules applied. Total rules applied 908 place count 445 transition count 408
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 917 place count 436 transition count 399
Iterating global reduction 3 with 9 rules applied. Total rules applied 926 place count 436 transition count 399
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 926 place count 436 transition count 395
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 934 place count 432 transition count 395
Performed 170 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 170 places in 0 ms
Reduce places removed 170 places and 0 transitions.
Iterating global reduction 3 with 340 rules applied. Total rules applied 1274 place count 262 transition count 201
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 1275 place count 261 transition count 200
Reduce places removed 22 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 3 with 32 rules applied. Total rules applied 1307 place count 239 transition count 190
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 1317 place count 229 transition count 190
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 12 Pre rules applied. Total rules applied 1317 place count 229 transition count 178
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 1341 place count 217 transition count 178
Applied a total of 1341 rules in 77 ms. Remains 217 /894 variables (removed 677) and now considering 178/869 (removed 691) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10000408672901142010.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16374999770201248449.kers'
[2026-05-22 23:52:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10000408672901142010.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16374999770201248449.kers]
Culling duplicate invariants (modulo rational): removing 26 columns.
Culled 26 columns in 0 ms.
// Phase 1: matrix 178 rows 191 cols 435 entries
Finished phase 1 with 163 SingleSign rule and 0 generalized
[2026-05-22 23:52:33] [INFO ] Computed 54 invariants in 1 ms
Computed 54 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16374999770201248449.kers
Total runtime 3 ms.
[2026-05-22 23:52:33] [INFO ] Implicit Places using invariants in 219 ms returned [89, 127, 165, 169, 173, 177, 181, 185, 189, 194, 198, 202, 207, 211, 216]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 234 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 202/894 places, 178/869 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 189 transition count 165
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 189 transition count 165
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 188 transition count 164
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 188 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 187 transition count 163
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 187 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 186 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 186 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 185 transition count 161
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 185 transition count 161
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 184 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 184 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 183 transition count 159
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 183 transition count 159
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 182 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 182 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 181 transition count 157
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 181 transition count 157
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 180 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 180 transition count 156
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 179 transition count 155
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 179 transition count 155
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 178 transition count 154
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 178 transition count 154
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 177 transition count 153
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 177 transition count 153
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 52 place count 176 transition count 152
Applied a total of 52 rules in 37 ms. Remains 176 /202 variables (removed 26) and now considering 152/178 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18028460191937373167.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13166066830393124347.kers'
[2026-05-22 23:52:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18028460191937373167.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13166066830393124347.kers]
Culling duplicate invariants (modulo rational): removing 25 columns.
Culled 25 columns in 0 ms.
// Phase 1: matrix 152 rows 151 cols 355 entries
Finished phase 1 with 137 SingleSign rule and 0 generalized
[2026-05-22 23:52:33] [INFO ] Computed 39 invariants in 0 ms
Computed 39 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13166066830393124347.kers
Total runtime 1 ms.
[2026-05-22 23:52:33] [INFO ] Implicit Places using invariants in 151 ms returned []
[2026-05-22 23:52:33] [INFO ] Invariant cache hit.
[2026-05-22 23:52:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:52:34] [INFO ] Implicit Places using invariants and state equation in 382 ms returned []
Implicit Place search using SMT with State Equation took 557 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 176/894 places, 152/869 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 906 ms. Remains : 176/894 places, 152/869 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-08
Stuttering criterion allowed to conclude after 58 steps with 1 reset in 1 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-08 finished in 1036 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 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 319 transitions
Trivial Post-agglo rules discarded 319 transitions
Performed 319 trivial Post agglomeration. Transition count delta: 319
Iterating post reduction 0 with 319 rules applied. Total rules applied 319 place count 893 transition count 549
Reduce places removed 319 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 356 rules applied. Total rules applied 675 place count 574 transition count 512
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 25 rules applied. Total rules applied 700 place count 550 transition count 511
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 701 place count 549 transition count 511
Performed 105 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 105 Pre rules applied. Total rules applied 701 place count 549 transition count 406
Deduced a syphon composed of 105 places in 1 ms
Reduce places removed 105 places and 0 transitions.
Iterating global reduction 4 with 210 rules applied. Total rules applied 911 place count 444 transition count 406
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 919 place count 436 transition count 398
Iterating global reduction 4 with 8 rules applied. Total rules applied 927 place count 436 transition count 398
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 927 place count 436 transition count 395
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 933 place count 433 transition count 395
Performed 169 Post agglomeration using F-continuation condition with reduction of 23 identical transitions.
Deduced a syphon composed of 169 places in 0 ms
Reduce places removed 169 places and 0 transitions.
Iterating global reduction 4 with 338 rules applied. Total rules applied 1271 place count 264 transition count 203
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 1272 place count 264 transition count 202
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1274 place count 263 transition count 201
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1275 place count 262 transition count 200
Reduce places removed 23 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 4 with 34 rules applied. Total rules applied 1309 place count 239 transition count 189
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 1320 place count 228 transition count 189
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 12 Pre rules applied. Total rules applied 1320 place count 228 transition count 177
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1344 place count 216 transition count 177
Applied a total of 1344 rules in 65 ms. Remains 216 /894 variables (removed 678) and now considering 177/869 (removed 692) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2397951464467175017.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6737767347311951051.kers'
[2026-05-22 23:52:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2397951464467175017.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6737767347311951051.kers]
Culling duplicate invariants (modulo rational): removing 24 columns.
Culled 24 columns in 0 ms.
// Phase 1: matrix 177 rows 192 cols 439 entries
Finished phase 1 with 163 SingleSign rule and 0 generalized
[2026-05-22 23:52:34] [INFO ] Computed 53 invariants in 1 ms
Computed 53 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6737767347311951051.kers
Total runtime 1 ms.
[2026-05-22 23:52:34] [INFO ] Implicit Places using invariants in 151 ms returned [89, 127, 165, 169, 173, 177, 181, 185, 189, 194, 198, 202, 206, 210, 215]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 154 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 201/894 places, 177/869 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 188 transition count 164
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 188 transition count 164
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 187 transition count 163
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 187 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 186 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 186 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 185 transition count 161
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 185 transition count 161
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 184 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 184 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 183 transition count 159
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 183 transition count 159
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 182 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 182 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 181 transition count 157
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 181 transition count 157
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 180 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 180 transition count 156
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 179 transition count 155
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 179 transition count 155
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 178 transition count 154
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 178 transition count 154
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 177 transition count 153
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 177 transition count 153
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 176 transition count 152
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 176 transition count 152
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 52 place count 175 transition count 151
Applied a total of 52 rules in 24 ms. Remains 175 /201 variables (removed 26) and now considering 151/177 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9953563402863559055.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-848587846035876197.kers'
[2026-05-22 23:52:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9953563402863559055.kers, --Pflows, --basisKERS=/tmp/petrispot-output-848587846035876197.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 151 rows 152 cols 359 entries
Finished phase 1 with 137 SingleSign rule and 0 generalized
[2026-05-22 23:52:34] [INFO ] Computed 38 invariants in 0 ms
Computed 38 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-848587846035876197.kers
Total runtime 1 ms.
[2026-05-22 23:52:34] [INFO ] Implicit Places using invariants in 109 ms returned []
[2026-05-22 23:52:34] [INFO ] Invariant cache hit.
[2026-05-22 23:52:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:52:34] [INFO ] Implicit Places using invariants and state equation in 231 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 175/894 places, 151/869 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 585 ms. Remains : 175/894 places, 151/869 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 114 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-09
Product exploration explored 100000 steps with 2258 reset in 449 ms.
Product exploration explored 100000 steps with 2255 reset in 310 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge based reduction with 3 factoid took 124 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 1795 steps (34 resets) in 22 ms. (78 steps per ms) remains 0/2 properties
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Knowledge-based reduction took 361 ms.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 2 out of 175 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 175/175 places, 151/151 transitions.
Applied a total of 0 rules in 3 ms. Remains 175 /175 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-22 23:52:36] [INFO ] Invariant cache hit.
[2026-05-22 23:52:36] [INFO ] Implicit Places using invariants in 204 ms returned []
[2026-05-22 23:52:36] [INFO ] Invariant cache hit.
[2026-05-22 23:52:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:52:36] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 476 ms to find 0 implicit places.
[2026-05-22 23:52:36] [INFO ] Redundant transitions in 2 ms returned []
Running 89 sub problems to find dead transitions.
[2026-05-22 23:52:36] [INFO ] Invariant cache hit.
[2026-05-22 23:52:36] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 2 (OVERLAPS) 2/175 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/175 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 5 (OVERLAPS) 151/326 variables, 175/214 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/326 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 8 (OVERLAPS) 0/326 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 89 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 215 constraints, problems are : Problem set: 0 solved, 89 unsolved in 8872 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 175/175 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 89/89 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 89 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 2 (OVERLAPS) 2/175 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/175 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 5 (OVERLAPS) 151/326 variables, 175/214 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/326 variables, 89/304 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/326 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 89 unsolved
At refinement iteration 9 (OVERLAPS) 0/326 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 89 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 304 constraints, problems are : Problem set: 0 solved, 89 unsolved in 6213 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 175/175 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 89/89 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15103ms problems are : Problem set: 0 solved, 89 unsolved
Search for dead transitions found 0 dead transitions in 15103ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 15590 ms. Remains : 175/175 places, 151/151 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge based reduction with 3 factoid took 157 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 1452 steps (29 resets) in 11 ms. (121 steps per ms) remains 0/2 properties
Knowledge based reduction with 3 factoid took 223 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Knowledge-based reduction took 548 ms.
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 2258 reset in 285 ms.
Product exploration explored 100000 steps with 2269 reset in 257 ms.
Built C files in :
/tmp/ltsmin3557749733608818228
[2026-05-22 23:52:53] [INFO ] Computing symmetric may disable matrix : 151 transitions.
[2026-05-22 23:52:53] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:52:53] [INFO ] Computing symmetric may enable matrix : 151 transitions.
[2026-05-22 23:52:53] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:52:53] [INFO ] Computing Do-Not-Accords matrix : 151 transitions.
[2026-05-22 23:52:53] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:52:53] [INFO ] Built C files in 38ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3557749733608818228
Running compilation step : cd /tmp/ltsmin3557749733608818228;'/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 398 ms.
Running link step : cd /tmp/ltsmin3557749733608818228;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 28 ms.
Running LTSmin : cd /tmp/ltsmin3557749733608818228;'/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/stateBased5487551867656510030.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 175 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 175/175 places, 151/151 transitions.
Applied a total of 0 rules in 4 ms. Remains 175 /175 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-22 23:53:08] [INFO ] Invariant cache hit.
[2026-05-22 23:53:08] [INFO ] Implicit Places using invariants in 201 ms returned []
[2026-05-22 23:53:08] [INFO ] Invariant cache hit.
[2026-05-22 23:53:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:53:08] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 415 ms to find 0 implicit places.
[2026-05-22 23:53:08] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 433 ms. Remains : 175/175 places, 151/151 transitions.
Built C files in :
/tmp/ltsmin3487466904640172427
[2026-05-22 23:53:08] [INFO ] Computing symmetric may disable matrix : 151 transitions.
[2026-05-22 23:53:08] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:53:08] [INFO ] Computing symmetric may enable matrix : 151 transitions.
[2026-05-22 23:53:08] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:53:08] [INFO ] Computing Do-Not-Accords matrix : 151 transitions.
[2026-05-22 23:53:08] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:53:08] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3487466904640172427
Running compilation step : cd /tmp/ltsmin3487466904640172427;'/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 282 ms.
Running link step : cd /tmp/ltsmin3487466904640172427;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 51 ms.
Running LTSmin : cd /tmp/ltsmin3487466904640172427;'/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/stateBased6403912425659486460.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-22 23:53:23] [INFO ] Flatten gal took : 9 ms
[2026-05-22 23:53:23] [INFO ] Flatten gal took : 8 ms
[2026-05-22 23:53:23] [INFO ] Time to serialize gal into /tmp/LTL17514192917401077185.gal : 2 ms
[2026-05-22 23:53:23] [INFO ] Time to serialize properties into /tmp/LTL18184748196509902301.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/LTL17514192917401077185.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2273787276690466793.hoa' '-atoms' '/tmp/LTL18184748196509902301.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/LTL18184748196509902301.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2273787276690466793.hoa
Reverse transition relation is NOT exact ! Due to transitions t143.t193, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/to...172
Computing Next relation with stutter on 385024 deadlock states
3 unique states visited
3 strongly connected components in search stack
4 transitions explored
3 items max in DFS search stack
723 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,7.28075,282128,1,0,587,1.19397e+06,336,379,5054,2.28149e+06,945
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA AutoFlight-PT-12b-LTLFireability-09 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property AutoFlight-PT-12b-LTLFireability-09 finished in 59117 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)))))'
Support contains 2 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 884 transition count 859
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 884 transition count 859
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 884 transition count 858
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 27 place count 878 transition count 852
Iterating global reduction 1 with 6 rules applied. Total rules applied 33 place count 878 transition count 852
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 36 place count 875 transition count 849
Iterating global reduction 1 with 3 rules applied. Total rules applied 39 place count 875 transition count 849
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 40 place count 874 transition count 848
Iterating global reduction 1 with 1 rules applied. Total rules applied 41 place count 874 transition count 848
Applied a total of 41 rules in 161 ms. Remains 874 /894 variables (removed 20) and now considering 848/869 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11336295058978830250.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12383841430900759615.kers'
[2026-05-22 23:53:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11336295058978830250.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12383841430900759615.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 848 rows 874 cols 2066 entries
Finished phase 1 with 784 SingleSign rule and 14 generalized
[2026-05-22 23:53:33] [INFO ] Computed 76 invariants in 4 ms
Computed 76 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12383841430900759615.kers
Total runtime 5 ms.
[2026-05-22 23:53:34] [INFO ] Implicit Places using invariants in 627 ms returned []
[2026-05-22 23:53:34] [INFO ] Invariant cache hit.
[2026-05-22 23:53:35] [INFO ] Implicit Places using invariants and state equation in 985 ms returned []
Implicit Place search using SMT with State Equation took 1626 ms to find 0 implicit places.
Running 847 sub problems to find dead transitions.
[2026-05-22 23:53:35] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/873 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 847 unsolved
SMT process timed out in 30128ms, After SMT, problems are : Problem set: 0 solved, 847 unsolved
Search for dead transitions found 0 dead transitions in 30129ms
Starting structural reductions in LTL mode, iteration 1 : 874/894 places, 848/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31919 ms. Remains : 874/894 places, 848/869 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)))))'
Stuttering acceptance computed with spot in 127 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-12b-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 273 ms.
Product exploration explored 100000 steps with 50000 reset in 258 ms.
Computed a total of 212 stabilizing places and 212 stable transitions
Computed a total of 212 stabilizing places and 212 stable transitions
Detected a total of 212/874 stabilizing places and 212/848 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 9 ms. Proved property starting from automaton with 3 states, 3 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 49 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-12b-LTLFireability-10 finished in 32676 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 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 321 transitions
Trivial Post-agglo rules discarded 321 transitions
Performed 321 trivial Post agglomeration. Transition count delta: 321
Iterating post reduction 0 with 321 rules applied. Total rules applied 321 place count 893 transition count 547
Reduce places removed 321 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 358 rules applied. Total rules applied 679 place count 572 transition count 510
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 703 place count 548 transition count 510
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 104 Pre rules applied. Total rules applied 703 place count 548 transition count 406
Deduced a syphon composed of 104 places in 0 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 3 with 208 rules applied. Total rules applied 911 place count 444 transition count 406
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 920 place count 435 transition count 397
Iterating global reduction 3 with 9 rules applied. Total rules applied 929 place count 435 transition count 397
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 929 place count 435 transition count 393
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 937 place count 431 transition count 393
Performed 170 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 170 places in 0 ms
Reduce places removed 170 places and 0 transitions.
Iterating global reduction 3 with 340 rules applied. Total rules applied 1277 place count 261 transition count 199
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 1278 place count 260 transition count 198
Reduce places removed 23 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 3 with 33 rules applied. Total rules applied 1311 place count 237 transition count 188
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 1321 place count 227 transition count 188
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 12 Pre rules applied. Total rules applied 1321 place count 227 transition count 176
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 1345 place count 215 transition count 176
Applied a total of 1345 rules in 74 ms. Remains 215 /894 variables (removed 679) and now considering 176/869 (removed 693) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6371718630182874081.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16531686907658839276.kers'
[2026-05-22 23:54:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6371718630182874081.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16531686907658839276.kers]
Culling duplicate invariants (modulo rational): removing 26 columns.
Culled 26 columns in 0 ms.
// Phase 1: matrix 176 rows 189 cols 429 entries
Finished phase 1 with 162 SingleSign rule and 0 generalized
[2026-05-22 23:54:06] [INFO ] Computed 53 invariants in 0 ms
Computed 53 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16531686907658839276.kers
Total runtime 1 ms.
[2026-05-22 23:54:06] [INFO ] Implicit Places using invariants in 281 ms returned [86, 124, 162, 168, 172, 176, 180, 184, 188, 193, 197, 201, 205, 209, 214]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 299 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 200/894 places, 176/869 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 187 transition count 163
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 187 transition count 163
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 186 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 186 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 185 transition count 161
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 185 transition count 161
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 184 transition count 160
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 184 transition count 160
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 183 transition count 159
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 183 transition count 159
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 182 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 182 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 181 transition count 157
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 181 transition count 157
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 180 transition count 156
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 180 transition count 156
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 179 transition count 155
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 179 transition count 155
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 178 transition count 154
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 178 transition count 154
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 177 transition count 153
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 177 transition count 153
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 176 transition count 152
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 176 transition count 152
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 175 transition count 151
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 175 transition count 151
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 52 place count 174 transition count 150
Applied a total of 52 rules in 29 ms. Remains 174 /200 variables (removed 26) and now considering 150/176 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10045367276109228268.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5400772670011430194.kers'
[2026-05-22 23:54:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10045367276109228268.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5400772670011430194.kers]
Culling duplicate invariants (modulo rational): removing 25 columns.
Culled 25 columns in 0 ms.
// Phase 1: matrix 150 rows 149 cols 349 entries
Finished phase 1 with 136 SingleSign rule and 0 generalized
[2026-05-22 23:54:06] [INFO ] Computed 38 invariants in 0 ms
Computed 38 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5400772670011430194.kers
Total runtime 1 ms.
[2026-05-22 23:54:06] [INFO ] Implicit Places using invariants in 203 ms returned []
[2026-05-22 23:54:06] [INFO ] Invariant cache hit.
[2026-05-22 23:54:06] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 23:54:06] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 520 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 174/894 places, 150/869 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 922 ms. Remains : 174/894 places, 150/869 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 31 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-12
Stuttering criterion allowed to conclude after 63 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-12 finished in 977 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||F((p1&&(p1 U p2)))))'
Support contains 2 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 882 transition count 857
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 882 transition count 857
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 25 place count 882 transition count 856
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 31 place count 876 transition count 850
Iterating global reduction 1 with 6 rules applied. Total rules applied 37 place count 876 transition count 850
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 40 place count 873 transition count 847
Iterating global reduction 1 with 3 rules applied. Total rules applied 43 place count 873 transition count 847
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 44 place count 872 transition count 846
Iterating global reduction 1 with 1 rules applied. Total rules applied 45 place count 872 transition count 846
Applied a total of 45 rules in 144 ms. Remains 872 /894 variables (removed 22) and now considering 846/869 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8755476719742882160.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6874798884118076362.kers'
[2026-05-22 23:54:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8755476719742882160.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6874798884118076362.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 846 rows 872 cols 2062 entries
Finished phase 1 with 782 SingleSign rule and 14 generalized
[2026-05-22 23:54:07] [INFO ] Computed 76 invariants in 11 ms
Computed 76 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-6874798884118076362.kers
Total runtime 26 ms.
[2026-05-22 23:54:07] [INFO ] Implicit Places using invariants in 612 ms returned []
[2026-05-22 23:54:07] [INFO ] Invariant cache hit.
[2026-05-22 23:54:08] [INFO ] Implicit Places using invariants and state equation in 1218 ms returned []
Implicit Place search using SMT with State Equation took 1858 ms to find 0 implicit places.
Running 845 sub problems to find dead transitions.
[2026-05-22 23:54:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/871 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 845 unsolved
SMT process timed out in 30109ms, After SMT, problems are : Problem set: 0 solved, 845 unsolved
Search for dead transitions found 0 dead transitions in 30110ms
Starting structural reductions in LTL mode, iteration 1 : 872/894 places, 846/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32135 ms. Remains : 872/894 places, 846/869 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||F((p1&&(p1 U p2)))))'
Stuttering acceptance computed with spot in 238 ms :[(NOT p2), (OR (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-13
Stuttering criterion allowed to conclude after 546 steps with 0 reset in 3 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12b-LTLFireability-13 finished in 32421 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0) U ((X(p0)&&(p1||(p2 U (p3||G(p2)))))||X(G(p0))))))'
Support contains 5 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 883 transition count 858
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 883 transition count 858
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 883 transition count 857
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 29 place count 877 transition count 851
Iterating global reduction 1 with 6 rules applied. Total rules applied 35 place count 877 transition count 851
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 38 place count 874 transition count 848
Iterating global reduction 1 with 3 rules applied. Total rules applied 41 place count 874 transition count 848
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 42 place count 873 transition count 847
Iterating global reduction 1 with 1 rules applied. Total rules applied 43 place count 873 transition count 847
Applied a total of 43 rules in 145 ms. Remains 873 /894 variables (removed 21) and now considering 847/869 (removed 22) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2979733923475973391.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17642626486729054081.kers'
[2026-05-22 23:54:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2979733923475973391.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17642626486729054081.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 847 rows 873 cols 2064 entries
Finished phase 1 with 783 SingleSign rule and 14 generalized
[2026-05-22 23:54:39] [INFO ] Computed 76 invariants in 12 ms
Computed 76 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-17642626486729054081.kers
Total runtime 14 ms.
[2026-05-22 23:54:40] [INFO ] Implicit Places using invariants in 570 ms returned []
[2026-05-22 23:54:40] [INFO ] Invariant cache hit.
[2026-05-22 23:54:41] [INFO ] Implicit Places using invariants and state equation in 977 ms returned []
Implicit Place search using SMT with State Equation took 1554 ms to find 0 implicit places.
Running 846 sub problems to find dead transitions.
[2026-05-22 23:54:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/872 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 846 unsolved
SMT process timed out in 30148ms, After SMT, problems are : Problem set: 0 solved, 846 unsolved
Search for dead transitions found 0 dead transitions in 30151ms
Starting structural reductions in LTL mode, iteration 1 : 873/894 places, 847/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31855 ms. Remains : 873/894 places, 847/869 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(p0) U (X(G(p0))||(X(p0)&&(p1||(p2 U (p3||G(p2)))))))))'
Stuttering acceptance computed with spot in 254 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p3)), true, (AND (NOT p3) (NOT p2) (NOT p0)), (AND (NOT p3) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 221 ms.
Product exploration explored 100000 steps with 33333 reset in 245 ms.
Computed a total of 211 stabilizing places and 211 stable transitions
Computed a total of 211 stabilizing places and 211 stable transitions
Detected a total of 211/873 stabilizing places and 211/847 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 21 factoid took 14 ms. Proved property starting from automaton with 7 states, 18 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 22 ms.
FORMULA AutoFlight-PT-12b-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-12b-LTLFireability-14 finished in 32661 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||X(((G(F((!p1&&(p2 U (p3||G(p2)))))) U p4) U (p0&&(G(F((!p1&&(p2 U (p3||G(p2)))))) U p4)))))))'
Support contains 5 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 869/869 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 882 transition count 857
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 882 transition count 857
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 25 place count 882 transition count 856
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 31 place count 876 transition count 850
Iterating global reduction 1 with 6 rules applied. Total rules applied 37 place count 876 transition count 850
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 40 place count 873 transition count 847
Iterating global reduction 1 with 3 rules applied. Total rules applied 43 place count 873 transition count 847
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 44 place count 872 transition count 846
Iterating global reduction 1 with 1 rules applied. Total rules applied 45 place count 872 transition count 846
Applied a total of 45 rules in 114 ms. Remains 872 /894 variables (removed 22) and now considering 846/869 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6539890367763868299.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13577703915706785848.kers'
[2026-05-22 23:55:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6539890367763868299.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13577703915706785848.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 846 rows 872 cols 2062 entries
Finished phase 1 with 782 SingleSign rule and 14 generalized
[2026-05-22 23:55:12] [INFO ] Computed 76 invariants in 11 ms
Computed 76 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-13577703915706785848.kers
Total runtime 12 ms.
[2026-05-22 23:55:12] [INFO ] Implicit Places using invariants in 513 ms returned []
[2026-05-22 23:55:12] [INFO ] Invariant cache hit.
[2026-05-22 23:55:13] [INFO ] Implicit Places using invariants and state equation in 975 ms returned []
Implicit Place search using SMT with State Equation took 1507 ms to find 0 implicit places.
Running 845 sub problems to find dead transitions.
[2026-05-22 23:55:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/871 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 845 unsolved
SMT process timed out in 30114ms, After SMT, problems are : Problem set: 0 solved, 845 unsolved
Search for dead transitions found 0 dead transitions in 30115ms
Starting structural reductions in LTL mode, iteration 1 : 872/894 places, 846/869 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31741 ms. Remains : 872/894 places, 846/869 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||X(((G(F((!p1&&(p2 U (p3||G(p2)))))) U p4) U (p0&&(G(F((!p1&&(p2 U (p3||G(p2)))))) U p4)))))))'
Stuttering acceptance computed with spot in 300 ms :[(NOT p0), (OR (NOT p0) (NOT p4)), (OR p1 (AND (NOT p2) (NOT p3))), (OR p1 (AND (NOT p2) (NOT p3))), (NOT p4), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : AutoFlight-PT-12b-LTLFireability-15
Product exploration explored 100000 steps with 247 reset in 215 ms.
Product exploration explored 100000 steps with 246 reset in 233 ms.
Computed a total of 210 stabilizing places and 210 stable transitions
Computed a total of 210 stabilizing places and 210 stable transitions
Knowledge based reduction with 17 factoid took 187 ms. Reduced automaton from 6 states, 15 edges and 5 AP (stutter sensitive) to 6 states, 15 edges and 5 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (72 resets) in 266 ms. (149 steps per ms) remains 3/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 217 ms. (183 steps per ms) remains 3/3 properties
[2026-05-22 23:55:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 146/150 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 720/870 variables, 71/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/870 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2/872 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/872 variables, 10/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/872 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 846/1718 variables, 872/958 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1718 variables, 3/961 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1718 variables, 0/961 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1718/1718 variables, and 961 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 75/75 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 872/872 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 146/150 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 720/870 variables, 71/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/870 variables, 12/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/870 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 2/872 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/872 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/872 variables, 6/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/872 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 846/1718 variables, 872/967 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1718 variables, 3/970 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1718 variables, 0/970 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/1718 variables, 0/970 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1718/1718 variables, and 970 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3281 ms.
Refiners :[Positive P Invariants (semi-flows): 75/75 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 872/872 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8300ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 29412 steps, including 59 resets, run visited all 3 properties in 121 ms. (steps per millisecond=243 )
Parikh walk visited 3 properties in 121 ms.
Knowledge based reduction with 17 factoid took 525 ms. Reduced automaton from 6 states, 15 edges and 5 AP (stutter sensitive) to 6 states, 15 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 484 ms :[(NOT p0), (OR (NOT p0) (NOT p4)), (OR p1 (AND (NOT p2) (NOT p3))), (OR p1 (AND (NOT p2) (NOT p3))), (NOT p4), (AND (NOT p2) (NOT p3))]
[2026-05-22 23:55:54] [INFO ] Invariant cache hit.
[2026-05-22 23:55:55] [INFO ] [Real]Absence check using 75 positive place invariants in 122 ms returned sat
[2026-05-22 23:55:55] [INFO ] [Real]Absence check using 75 positive and 1 generalized place invariants in 7 ms returned sat
[2026-05-22 23:55:57] [INFO ] [Real]Absence check using state equation in 2870 ms returned sat
[2026-05-22 23:55:58] [INFO ] Computed and/alt/rep : 843/1175/843 causal constraints (skipped 2 transitions) in 93 ms.
[2026-05-22 23:55:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 23:55:59] [INFO ] [Nat]Absence check using 75 positive place invariants in 65 ms returned sat
[2026-05-22 23:55:59] [INFO ] [Nat]Absence check using 75 positive and 1 generalized place invariants in 8 ms returned sat
[2026-05-22 23:56:01] [INFO ] [Nat]Absence check using state equation in 2487 ms returned sat
[2026-05-22 23:56:01] [INFO ] Computed and/alt/rep : 843/1175/843 causal constraints (skipped 2 transitions) in 44 ms.
Could not prove EG (NOT p0)
Knowledge-based reduction took 28771 ms.
Stuttering acceptance computed with spot in 344 ms :[(NOT p0), (OR (NOT p0) (NOT p4)), (OR p1 (AND (NOT p2) (NOT p3))), (OR p1 (AND (NOT p2) (NOT p3))), (NOT p4), (AND (NOT p2) (NOT p3))]
Support contains 5 out of 872 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 872/872 places, 846/846 transitions.
Applied a total of 0 rules in 21 ms. Remains 872 /872 variables (removed 0) and now considering 846/846 (removed 0) transitions.
[2026-05-22 23:56:13] [INFO ] Invariant cache hit.
[2026-05-22 23:56:14] [INFO ] Implicit Places using invariants in 613 ms returned []
[2026-05-22 23:56:14] [INFO ] Invariant cache hit.
[2026-05-22 23:56:15] [INFO ] Implicit Places using invariants and state equation in 1040 ms returned []
Implicit Place search using SMT with State Equation took 1666 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1689 ms. Remains : 872/872 places, 846/846 transitions.
Computed a total of 210 stabilizing places and 210 stable transitions
Computed a total of 210 stabilizing places and 210 stable transitions
Knowledge based reduction with 17 factoid took 351 ms. Reduced automaton from 6 states, 15 edges and 5 AP (stutter sensitive) to 6 states, 15 edges and 5 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (71 resets) in 503 ms. (79 steps per ms) remains 3/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 76 ms. (519 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 38 ms. (1025 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 142 ms. (279 steps per ms) remains 3/3 properties
[2026-05-22 23:56:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 146/150 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 720/870 variables, 71/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/870 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2/872 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/872 variables, 10/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/872 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 846/1718 variables, 872/958 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 5042ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 872 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 872/872 places, 846/846 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 310 transitions
Trivial Post-agglo rules discarded 310 transitions
Performed 310 trivial Post agglomeration. Transition count delta: 310
Iterating post reduction 0 with 310 rules applied. Total rules applied 310 place count 872 transition count 536
Reduce places removed 310 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 346 rules applied. Total rules applied 656 place count 562 transition count 500
Reduce places removed 24 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 26 rules applied. Total rules applied 682 place count 538 transition count 498
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 684 place count 536 transition count 498
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 100 Pre rules applied. Total rules applied 684 place count 536 transition count 398
Deduced a syphon composed of 100 places in 1 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 4 with 200 rules applied. Total rules applied 884 place count 436 transition count 398
Performed 171 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 171 places in 0 ms
Reduce places removed 171 places and 0 transitions.
Iterating global reduction 4 with 342 rules applied. Total rules applied 1226 place count 265 transition count 203
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 48 times.
Iterating global reduction 4 with 48 rules applied. Total rules applied 1274 place count 265 transition count 155
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 4 with 48 rules applied. Total rules applied 1322 place count 217 transition count 155
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1323 place count 216 transition count 154
Reduce places removed 58 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 5 with 156 rules applied. Total rules applied 1479 place count 158 transition count 56
Reduce places removed 98 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 100 rules applied. Total rules applied 1579 place count 60 transition count 54
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 1581 place count 58 transition count 54
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 16 Pre rules applied. Total rules applied 1581 place count 58 transition count 38
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 8 with 32 rules applied. Total rules applied 1613 place count 42 transition count 38
Applied a total of 1613 rules in 42 ms. Remains 42 /872 variables (removed 830) and now considering 38/846 (removed 808) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 42/872 places, 38/846 transitions.
RANDOM walk for 15157 steps (3 resets) in 44 ms. (336 steps per ms) remains 0/3 properties
Knowledge based reduction with 17 factoid took 374 ms. Reduced automaton from 6 states, 15 edges and 5 AP (stutter sensitive) to 6 states, 15 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 306 ms :[(NOT p0), (OR (NOT p0) (NOT p4)), (OR p1 (AND (NOT p2) (NOT p3))), (OR p1 (AND (NOT p2) (NOT p3))), (NOT p4), (AND (NOT p2) (NOT p3))]
[2026-05-22 23:56:21] [INFO ] Invariant cache hit.
[2026-05-22 23:56:22] [INFO ] [Real]Absence check using 75 positive place invariants in 89 ms returned sat
[2026-05-22 23:56:22] [INFO ] [Real]Absence check using 75 positive and 1 generalized place invariants in 50 ms returned sat
[2026-05-22 23:56:26] [INFO ] [Real]Absence check using state equation in 3751 ms returned sat
[2026-05-22 23:56:26] [INFO ] Computed and/alt/rep : 843/1175/843 causal constraints (skipped 2 transitions) in 60 ms.
[2026-05-22 23:56:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 23:56:26] [INFO ] [Nat]Absence check using 75 positive place invariants in 66 ms returned sat
[2026-05-22 23:56:26] [INFO ] [Nat]Absence check using 75 positive and 1 generalized place invariants in 20 ms returned sat
[2026-05-22 23:56:29] [INFO ] [Nat]Absence check using state equation in 2525 ms returned sat
[2026-05-22 23:56:29] [INFO ] Computed and/alt/rep : 843/1175/843 causal constraints (skipped 2 transitions) in 83 ms.
Could not prove EG (NOT p0)
Knowledge-based reduction took 26149 ms.
Stuttering acceptance computed with spot in 400 ms :[(NOT p0), (OR (NOT p0) (NOT p4)), (OR p1 (AND (NOT p2) (NOT p3))), (OR p1 (AND (NOT p2) (NOT p3))), (NOT p4), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 434 ms :[(NOT p0), (OR (NOT p0) (NOT p4)), (OR p1 (AND (NOT p2) (NOT p3))), (OR p1 (AND (NOT p2) (NOT p3))), (NOT p4), (AND (NOT p2) (NOT p3))]
Product exploration explored 100000 steps with 247 reset in 298 ms.
Product exploration explored 100000 steps with 247 reset in 307 ms.
Spot run failed in 138 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/ltsmin12748693988527475723
[2026-05-22 23:56:43] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12748693988527475723
Running compilation step : cd /tmp/ltsmin12748693988527475723;'/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 1437 ms.
Running link step : cd /tmp/ltsmin12748693988527475723;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 71 ms.
Running LTSmin : cd /tmp/ltsmin12748693988527475723;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased3900310783632573569.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 872 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 872/872 places, 846/846 transitions.
Applied a total of 0 rules in 44 ms. Remains 872 /872 variables (removed 0) and now considering 846/846 (removed 0) transitions.
[2026-05-22 23:56:58] [INFO ] Invariant cache hit.
[2026-05-22 23:56:58] [INFO ] Implicit Places using invariants in 532 ms returned []
[2026-05-22 23:56:58] [INFO ] Invariant cache hit.
[2026-05-22 23:56:59] [INFO ] Implicit Places using invariants and state equation in 956 ms returned []
Implicit Place search using SMT with State Equation took 1508 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1568 ms. Remains : 872/872 places, 846/846 transitions.
Built C files in :
/tmp/ltsmin8493710216453264214
[2026-05-22 23:56:59] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8493710216453264214
Running compilation step : cd /tmp/ltsmin8493710216453264214;'/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 1462 ms.
Running link step : cd /tmp/ltsmin8493710216453264214;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 65 ms.
Running LTSmin : cd /tmp/ltsmin8493710216453264214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased1005569743193286844.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-22 23:57:14] [INFO ] Flatten gal took : 22 ms
[2026-05-22 23:57:14] [INFO ] Flatten gal took : 22 ms
[2026-05-22 23:57:14] [INFO ] Time to serialize gal into /tmp/LTL11603572412553768103.gal : 6 ms
[2026-05-22 23:57:14] [INFO ] Time to serialize properties into /tmp/LTL7110884090975068373.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/LTL11603572412553768103.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12155478977598364562.hoa' '-atoms' '/tmp/LTL7110884090975068373.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/LTL7110884090975068373.prop.
Loaded 5 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12155478977598364562.hoa
Detected timeout of ITS tools.
[2026-05-22 23:57:30] [INFO ] Flatten gal took : 47 ms
[2026-05-22 23:57:30] [INFO ] Flatten gal took : 47 ms
[2026-05-22 23:57:30] [INFO ] Time to serialize gal into /tmp/LTL10884548562917953617.gal : 5 ms
[2026-05-22 23:57:30] [INFO ] Time to serialize properties into /tmp/LTL343591628451759911.ltl : 19 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/LTL10884548562917953617.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL343591628451759911.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(("(p316==1)")||(X(((G(F(("(p715!=1)")&&(("(p1009!=1)")U(("((p848!=1)&&(p1009!=1))")||(G("(p1009!=1)")))))))U("(p879!=1)"))U(("(p3...275
Formula 0 simplified : F(!"(p316==1)" & X(!"(p316==1)" W (FG(!"(p715!=1)" | (!"(p1009!=1)" M !"((p848!=1)&&(p1009!=1))")) R !"(p879!=1)")))
Detected timeout of ITS tools.
[2026-05-22 23:57:45] [INFO ] Flatten gal took : 38 ms
[2026-05-22 23:57:45] [INFO ] Applying decomposition
[2026-05-22 23:57:45] [INFO ] Flatten gal took : 20 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/graph11362696170772887755.txt' '-o' '/tmp/graph11362696170772887755.bin' '-w' '/tmp/graph11362696170772887755.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11362696170772887755.bin' '-l' '-1' '-v' '-w' '/tmp/graph11362696170772887755.weights' '-q' '0' '-e' '0.001'
[2026-05-22 23:57:45] [INFO ] Decomposing Gal with order
[2026-05-22 23:57:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 23:57:45] [INFO ] Removed a total of 171 redundant transitions.
[2026-05-22 23:57:45] [INFO ] Flatten gal took : 96 ms
[2026-05-22 23:57:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2026-05-22 23:57:45] [INFO ] Time to serialize gal into /tmp/LTL4636913898722161079.gal : 10 ms
[2026-05-22 23:57:45] [INFO ] Time to serialize properties into /tmp/LTL3164318165784525023.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/LTL4636913898722161079.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3164318165784525023.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...254
Read 1 LTL properties
Checking formula 0 : !((G(("(i5.u92.p316==1)")||(X(((G(F(("(i0.i0.i2.u199.p715!=1)")&&(("(i15.u328.p1009!=1)")U(("((i20.u256.p848!=1)&&(i15.u328.p1009!=1))...407
Formula 0 simplified : F(!"(i5.u92.p316==1)" & X(!"(i5.u92.p316==1)" W (FG(!"(i0.i0.i2.u199.p715!=1)" | (!"(i15.u328.p1009!=1)" M !"((i20.u256.p848!=1)&&(i...203
Detected timeout of ITS tools.
Treatment of property AutoFlight-PT-12b-LTLFireability-15 finished in 168718 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||X(((G(F((!p1&&(p2 U (p3||G(p2)))))) U p4) U (p0&&(G(F((!p1&&(p2 U (p3||G(p2)))))) U p4)))))))'
Spot run failed in 38 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.
[2026-05-22 23:58:00] [INFO ] Flatten gal took : 22 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin7849430339245044580
[2026-05-22 23:58:00] [INFO ] Applying decomposition
[2026-05-22 23:58:00] [INFO ] Computing symmetric may disable matrix : 869 transitions.
[2026-05-22 23:58:00] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:58:00] [INFO ] Computing symmetric may enable matrix : 869 transitions.
[2026-05-22 23:58:00] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:58:00] [INFO ] Flatten gal took : 18 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/graph9690409868046344868.txt' '-o' '/tmp/graph9690409868046344868.bin' '-w' '/tmp/graph9690409868046344868.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9690409868046344868.bin' '-l' '-1' '-v' '-w' '/tmp/graph9690409868046344868.weights' '-q' '0' '-e' '0.001'
[2026-05-22 23:58:01] [INFO ] Decomposing Gal with order
[2026-05-22 23:58:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 23:58:01] [INFO ] Computing Do-Not-Accords matrix : 869 transitions.
[2026-05-22 23:58:01] [INFO ] Computation of Completed DNA matrix. took 17 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 23:58:01] [INFO ] Built C files in 160ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7849430339245044580
Running compilation step : cd /tmp/ltsmin7849430339245044580;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' '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'
[2026-05-22 23:58:01] [INFO ] Removed a total of 161 redundant transitions.
[2026-05-22 23:58:01] [INFO ] Flatten gal took : 43 ms
[2026-05-22 23:58:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2026-05-22 23:58:01] [INFO ] Time to serialize gal into /tmp/LTLFireability16553415435556190408.gal : 10 ms
[2026-05-22 23:58:01] [INFO ] Time to serialize properties into /tmp/LTLFireability9790080459765338349.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/LTLFireability16553415435556190408.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability9790080459765338349.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(("(i17.u91.p316==1)")||(X(((G(F(("(i20.u206.p715!=1)")&&(("(i16.i1.i2.u331.p1009!=1)")U(("((i22.i2.i2.u262.p848!=1)&&(i16.i1.i2.u...447
Formula 0 simplified : F(!"(i17.u91.p316==1)" & X(!"(i17.u91.p316==1)" W (FG(!"(i20.u206.p715!=1)" | (!"(i16.i1.i2.u331.p1009!=1)" M !"((i22.i2.i2.u262.p84...218
Compilation finished in 2362 ms.
Running link step : cd /tmp/ltsmin7849430339245044580;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 83 ms.
Running LTSmin : cd /tmp/ltsmin7849430339245044580;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[](((LTLAPp0==true)||X((([](<>((!(LTLAPp1==true)&&((LTLAPp2==true) U ((LTLAPp3==true)||[]((LTLAPp2==true))))))) U (LTLAPp4==true)) U ((LTLAPp0==true)&&([](<>((!(LTLAPp1==true)&&((LTLAPp2==true) U ((LTLAPp3==true)||[]((LTLAPp2==true))))))) U (LTLAPp4==true)))))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-23 00:21:11] [INFO ] Applying decomposition
[2026-05-23 00:21:11] [INFO ] Flatten gal took : 272 ms
[2026-05-23 00:21:11] [INFO ] Decomposing Gal with order
[2026-05-23 00:21:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 00:21:12] [INFO ] Removed a total of 26 redundant transitions.
[2026-05-23 00:21:12] [INFO ] Flatten gal took : 404 ms
[2026-05-23 00:21:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 206 labels/synchronizations in 1847 ms.
[2026-05-23 00:21:15] [INFO ] Time to serialize gal into /tmp/LTLFireability5663795212432840810.gal : 126 ms
[2026-05-23 00:21:15] [INFO ] Time to serialize properties into /tmp/LTLFireability15157398102221372616.ltl : 27 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/LTLFireability5663795212432840810.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability15157398102221372616.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(("(i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.u79...919
Formula 0 simplified : F(!"(i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.u79....559
Detected timeout of ITS tools.
[2026-05-23 00:44:39] [INFO ] Flatten gal took : 392 ms
[2026-05-23 00:44:41] [INFO ] Input system was already deterministic with 869 transitions.
[2026-05-23 00:44:41] [INFO ] Transformed 894 places.
[2026-05-23 00:44:41] [INFO ] Transformed 869 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-23 00:44:41] [INFO ] Time to serialize gal into /tmp/LTLFireability3268947562466875664.gal : 6 ms
[2026-05-23 00:44:41] [INFO ] Time to serialize properties into /tmp/LTLFireability16926853896502595760.ltl : 3 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/LTLFireability3268947562466875664.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability16926853896502595760.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--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...343
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((G(("(p316==1)")||(X(((G(F(("(p715!=1)")&&(("(p1009!=1)")U(("((p848!=1)&&(p1009!=1))")||(G("(p1009!=1)")))))))U("(p879!=1)"))U(("(p3...275
Formula 0 simplified : F(!"(p316==1)" & X(!"(p316==1)" W (FG(!"(p715!=1)" | (!"(p1009!=1)" M !"((p848!=1)&&(p1009!=1))")) R !"(p879!=1)")))

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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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-12b"
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-12b, 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-oct2-177944366400548"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12b.tgz
mv AutoFlight-PT-12b 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 ;