Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r338-smll-178021499200316.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is ErlangenMainframeV2-PT-bP14C01, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499200316
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 123M
-rw-r--r-- 1 mcc users 6.9K May 27 09:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 27 09:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 27 09:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 26K May 27 09:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 27 10:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 09:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 27 09:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 27 09:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 122M May 26 18:17 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 ErlangenMainframeV2-PT-bP14C01-LTLFireability-00
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-01
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-02
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-03
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-04
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-05
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-06
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-07
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-08
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-09
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-10
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-11
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-12
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-13
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-14
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1780439688630

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV2-PT-bP14C01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-06-02 22:34:51] [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]
[2026-06-02 22:34:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-02 22:34:58] [INFO ] Load time of PNML (sax parser for PT used): 7396 ms
[2026-06-02 22:34:58] [INFO ] Transformed 348 places.
[2026-06-02 22:34:59] [INFO ] Transformed 74085 transitions.
[2026-06-02 22:34:59] [INFO ] Found NUPN structural information;
[2026-06-02 22:34:59] [INFO ] Parsed PT model containing 348 places and 74085 transitions and 2458524 arcs in 8865 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 51 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ErlangenMainframeV2-PT-bP14C01-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ErlangenMainframeV2-PT-bP14C01-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 64 out of 348 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 348/348 places, 74085/74085 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 277 transition count 74014
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 277 transition count 74014
Discarding 43 places :
Symmetric choice reduction at 0 with 43 rule applications. Total rules 185 place count 234 transition count 73971
Iterating global reduction 0 with 43 rules applied. Total rules applied 228 place count 234 transition count 73971
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 231 place count 231 transition count 73968
Iterating global reduction 0 with 3 rules applied. Total rules applied 234 place count 231 transition count 73968
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 237 place count 228 transition count 73949
Iterating global reduction 0 with 3 rules applied. Total rules applied 240 place count 228 transition count 73949
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 243 place count 225 transition count 73946
Iterating global reduction 0 with 3 rules applied. Total rules applied 246 place count 225 transition count 73946
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 249 place count 222 transition count 73943
Iterating global reduction 0 with 3 rules applied. Total rules applied 252 place count 222 transition count 73943
Applied a total of 252 rules in 5254 ms. Remains 222 /348 variables (removed 126) and now considering 73943/74085 (removed 142) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14759517624831466714.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15253281730501254390.kers'
[2026-06-02 22:35:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14759517624831466714.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15253281730501254390.kers]
Culled 0 columns in 731 ms.
// Phase 1: matrix 73943 rows 222 cols 2458164 entries
Finished phase 1 with 183 SingleSign rule and 3 generalized
[2026-06-02 22:35:09] [INFO ] Computed 36 invariants in 2522 ms
Computed 36 P flows in 2527 ms.
Exported basis to /tmp/petrispot-output-15253281730501254390.kers
Total runtime 2857 ms.
[2026-06-02 22:35:10] [INFO ] Implicit Places using invariants in 3933 ms returned []
Implicit Place search using SMT only with invariants took 4000 ms to find 0 implicit places.
Running 73942 sub problems to find dead transitions.
[2026-06-02 22:35:11] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 674748ms, After SMT, problems are : Problem set: 0 solved, 73942 unsolved
Search for dead transitions found 0 dead transitions in 675483ms
Starting structural reductions in LTL mode, iteration 1 : 222/348 places, 73943/74085 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 685384 ms. Remains : 222/348 places, 73943/74085 transitions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Applied a total of 0 rules in 487 ms. Remains 222 /222 variables (removed 0) and now considering 73943/73943 (removed 0) transitions.
[2026-06-02 22:46:27] [INFO ] Invariant cache hit.
[2026-06-02 22:46:27] [INFO ] Implicit Places using invariants in 217 ms returned []
Implicit Place search using SMT only with invariants took 218 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 716 ms. Remains : 222/222 places, 73943/73943 transitions.
Support contains 64 out of 222 places after structural reductions.
[2026-06-02 22:46:49] [INFO ] Flatten gal took : 19551 ms
[2026-06-02 22:47:07] [INFO ] Flatten gal took : 18078 ms
[2026-06-02 22:47:28] [INFO ] Input system was already deterministic with 73943 transitions.
RANDOM walk for 35986 steps (8 resets) in 120022 ms. (0 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 308 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 257 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 200 ms. (19 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 194 ms. (20 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4002 steps (8 resets) in 217 ms. (18 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 268 ms. (14 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 292 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 282 ms. (14 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 279 ms. (14 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4001 steps (8 resets) in 305 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 309 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 249 ms. (16 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 240 ms. (16 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 261 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 268 ms. (14 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 533 ms. (7 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4002 steps (8 resets) in 212 ms. (18 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 250 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 258 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 243 ms. (16 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 238 ms. (16 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 264 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 262 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 295 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 285 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 252 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 320 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 294 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 289 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 326 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 254 ms. (15 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4002 steps (8 resets) in 316 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 384 ms. (10 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 330 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 249 ms. (16 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4003 steps (8 resets) in 282 ms. (14 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 229 ms. (17 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 341 ms. (11 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 310 ms. (12 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 294 ms. (13 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 219 ms. (18 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 215 ms. (18 steps per ms) remains 43/43 properties
BEST_FIRST walk for 4002 steps (8 resets) in 247 ms. (16 steps per ms) remains 43/43 properties
Interrupted probabilistic random walk after 123326 steps, run timeout after 99002 ms. (steps per millisecond=1 ) properties seen :0 out of 43
Probabilistic random walk after 123326 steps, saw 23624 distinct states, run finished after 99015 ms. (steps per millisecond=1 ) properties seen :0
[2026-06-02 22:49:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Problem AtomicPropp26 is UNSAT
At refinement iteration 1 (OVERLAPS) 24/88 variables, 17/17 constraints. Problems are: Problem set: 1 solved, 42 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 88/74165 variables, and 17 constraints, problems are : Problem set: 1 solved, 42 unsolved in 5746 ms.
Refiners :[Positive P Invariants (semi-flows): 17/21 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/222 constraints, PredecessorRefiner: 43/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 42 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 42 unsolved
Problem AtomicPropp38 is UNSAT
At refinement iteration 1 (OVERLAPS) 24/88 variables, 17/17 constraints. Problems are: Problem set: 2 solved, 41 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 88/74165 variables, and 17 constraints, problems are : Problem set: 2 solved, 41 unsolved in 6750 ms.
Refiners :[Positive P Invariants (semi-flows): 17/21 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/222 constraints, PredecessorRefiner: 42/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14029ms problems are : Problem set: 2 solved, 41 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Graph (trivial) has 133 edges and 222 vertex of which 9 / 222 are part of one of the 4 SCC in 38 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 217 transition count 73902
Reduce places removed 31 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 40 rules applied. Total rules applied 72 place count 186 transition count 73893
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 78 place count 180 transition count 73893
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 78 place count 180 transition count 73878
Deduced a syphon composed of 15 places in 141 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 108 place count 165 transition count 73878
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: 41
Deduced a syphon composed of 41 places in 44 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 190 place count 124 transition count 73837
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 196 place count 124 transition count 73831
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 199 place count 121 transition count 73824
Iterating global reduction 4 with 3 rules applied. Total rules applied 202 place count 121 transition count 73824
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 44 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 216 place count 114 transition count 73846
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 228 place count 114 transition count 73834
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 230 place count 112 transition count 73828
Iterating global reduction 5 with 2 rules applied. Total rules applied 232 place count 112 transition count 73828
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 242 place count 112 transition count 73818
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 34 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 244 place count 111 transition count 73831
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 245 place count 111 transition count 73830
Free-agglomeration rule applied 3 times.
Iterating global reduction 7 with 3 rules applied. Total rules applied 248 place count 111 transition count 73827
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 251 place count 108 transition count 73827
Partial Post-agglomeration rule applied 14 times.
Drop transitions (Partial Post agglomeration) removed 14 transitions
Iterating global reduction 8 with 14 rules applied. Total rules applied 265 place count 108 transition count 73827
Applied a total of 265 rules in 35114 ms. Remains 108 /222 variables (removed 114) and now considering 73827/73943 (removed 116) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35118 ms. Remains : 108/222 places, 73827/73943 transitions.
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
Computed a total of 26 stabilizing places and 26 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((p0 U (F(p1) U G(p2))))||(F(p4)&&p3)))))'
Support contains 32 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 207 transition count 49368
Ensure Unique test removed 14 places
Iterating global reduction 0 with 29 rules applied. Total rules applied 44 place count 193 transition count 49368
Applied a total of 44 rules in 16824 ms. Remains 193 /222 variables (removed 29) and now considering 49368/73943 (removed 24575) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3802447133232429899.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2983253329415969151.kers'
[2026-06-02 22:50:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3802447133232429899.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2983253329415969151.kers]
Culled 0 columns in 179 ms.
// Phase 1: matrix 49368 rows 193 cols 983622 entries
Finished phase 1 with 170 SingleSign rule and 1 generalized
[2026-06-02 22:50:52] [INFO ] Computed 22 invariants in 860 ms
Computed 22 P flows in 863 ms.
Exported basis to /tmp/petrispot-output-2983253329415969151.kers
Total runtime 1018 ms.
[2026-06-02 22:50:55] [INFO ] Implicit Places using invariants in 3618 ms returned [101]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 3721 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 192/222 places, 49368/73943 transitions.
Applied a total of 0 rules in 258 ms. Remains 192 /192 variables (removed 0) and now considering 49368/49368 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20806 ms. Remains : 192/222 places, 49368/73943 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((p0 U (F(p1) U G(p2))))||(F(p4)&&p3)))))'
Stuttering acceptance computed with spot in 717 ms :[(OR (AND (NOT p2) (NOT p4)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p2) (NOT p4)) (AND (NOT p2) (NOT p3))), (NOT p2), (AND (NOT p2) (NOT p4)), (NOT p1), (NOT p2), (AND (NOT p4) (NOT p1)), (AND (NOT p2) (NOT p4))]
Running random walk in product with property : ErlangenMainframeV2-PT-bP14C01-LTLFireability-00
Product exploration timeout after 3820 steps with 0 reset in 10017 ms.
Stack based approach found an accepted trace after 58 steps with 0 reset with depth 59 and stack size 59 in 18 ms.
FORMULA ErlangenMainframeV2-PT-bP14C01-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ErlangenMainframeV2-PT-bP14C01-LTLFireability-00 finished in 32022 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&G(p1)))'
Support contains 28 out of 222 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Graph (trivial) has 139 edges and 222 vertex of which 9 / 222 are part of one of the 4 SCC in 4 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 29 transitions
Trivial Post-agglo rules discarded 29 transitions
Performed 29 trivial Post agglomeration. Transition count delta: 29
Iterating post reduction 0 with 29 rules applied. Total rules applied 30 place count 216 transition count 73907
Reduce places removed 29 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 38 rules applied. Total rules applied 68 place count 187 transition count 73898
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 74 place count 181 transition count 73898
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 74 place count 181 transition count 73884
Deduced a syphon composed of 14 places in 141 ms
Ensure Unique test removed 1 places
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 29 rules applied. Total rules applied 103 place count 166 transition count 73884
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 118 place count 151 transition count 49309
Ensure Unique test removed 14 places
Iterating global reduction 3 with 29 rules applied. Total rules applied 147 place count 137 transition count 49309
Performed 46 Post agglomeration using F-continuation condition.Transition count delta: 46
Deduced a syphon composed of 46 places in 24 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 239 place count 91 transition count 49263
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 245 place count 91 transition count 49257
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 248 place count 88 transition count 49250
Iterating global reduction 4 with 3 rules applied. Total rules applied 251 place count 88 transition count 49250
Performed 6 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 6 places in 17 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 263 place count 82 transition count 49268
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 275 place count 82 transition count 49256
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 277 place count 80 transition count 49252
Iterating global reduction 5 with 2 rules applied. Total rules applied 279 place count 80 transition count 49252
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 289 place count 80 transition count 49242
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 18 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 291 place count 79 transition count 49255
Partial Post-agglomeration rule applied 12 times.
Drop transitions (Partial Post agglomeration) removed 12 transitions
Iterating global reduction 6 with 12 rules applied. Total rules applied 303 place count 79 transition count 49255
Applied a total of 303 rules in 34944 ms. Remains 79 /222 variables (removed 143) and now considering 49255/73943 (removed 24688) transitions.
[2026-06-02 22:51:41] [INFO ] Flow matrix only has 49238 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5900051330394852197.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10313182201001794741.kers'
[2026-06-02 22:51:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5900051330394852197.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10313182201001794741.kers]
Normalized transition count is 49237 out of 49238 initially.
Culled 0 columns in 299 ms.
// Phase 1: matrix 49237 rows 79 cols 1671658 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-06-02 22:51:43] [INFO ] Computed 21 invariants in 1050 ms
Computed 21 P flows in 1053 ms.
Exported basis to /tmp/petrispot-output-10313182201001794741.kers
Total runtime 1316 ms.
[2026-06-02 22:51:52] [INFO ] Implicit Places using invariants in 10334 ms returned []
Implicit Place search using SMT only with invariants took 10341 ms to find 0 implicit places.
Running 49243 sub problems to find dead transitions.
[2026-06-02 22:51:52] [INFO ] Flow matrix only has 49238 transitions (discarded 17 similar events)
[2026-06-02 22:51:52] [INFO ] Invariant cache hit.
[2026-06-02 22:51:53] [INFO ] State equation strengthened by 14 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 78/49317 variables, and 0 constraints, problems are : Problem set: 0 solved, 49243 unsolved in 30916 ms.
Refiners :[Positive P Invariants (semi-flows): 0/21 constraints, State Equation: 0/79 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 49243/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49243 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 78/49317 variables, and 0 constraints, problems are : Problem set: 0 solved, 49243 unsolved in 30809 ms.
Refiners :[Positive P Invariants (semi-flows): 0/21 constraints, State Equation: 0/79 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 49207/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 313777ms problems are : Problem set: 0 solved, 49243 unsolved
Search for dead transitions found 0 dead transitions in 314119ms
Starting structural reductions in SI_LTL mode, iteration 1 : 79/222 places, 49255/73943 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 359670 ms. Remains : 79/222 places, 49255/73943 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&G(p1)))'
Stuttering acceptance computed with spot in 81 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : ErlangenMainframeV2-PT-bP14C01-LTLFireability-01
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 12 ms.
FORMULA ErlangenMainframeV2-PT-bP14C01-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV2-PT-bP14C01-LTLFireability-01 finished in 360004 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(X(p1))||(p2 U p3)||p0))||G(p4)))'
Support contains 40 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Applied a total of 0 rules in 728 ms. Remains 222 /222 variables (removed 0) and now considering 73943/73943 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14507020250069246931.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10281137489729866425.kers'
[2026-06-02 22:57:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14507020250069246931.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10281137489729866425.kers]
Culled 0 columns in 412 ms.
// Phase 1: matrix 73943 rows 222 cols 2458164 entries
Finished phase 1 with 183 SingleSign rule and 3 generalized
[2026-06-02 22:57:10] [INFO ] Computed 36 invariants in 1902 ms
Computed 36 P flows in 1904 ms.
Exported basis to /tmp/petrispot-output-10281137489729866425.kers
Total runtime 2386 ms.
[2026-06-02 22:57:40] [INFO ] Performed 115/222 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-02 22:57:49] [INFO ] Implicit Places using invariants in 41685 ms returned []
Implicit Place search using SMT only with invariants took 41686 ms to find 0 implicit places.
Running 73942 sub problems to find dead transitions.
[2026-06-02 22:57:50] [INFO ] Invariant cache hit.
SMT process timed out in 711392ms, After SMT, problems are : Problem set: 0 solved, 73942 unsolved
Search for dead transitions found 0 dead transitions in 711875ms
Finished structural reductions in LTL mode , in 1 iterations and 754608 ms. Remains : 222/222 places, 73943/73943 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(X(p1))||(p2 U p3)||p0))||G(p4)))'
Stuttering acceptance computed with spot in 725 ms :[(AND (NOT p0) (NOT p1) (NOT p3) (NOT p4)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p4)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p1), true, (AND (NOT p4) (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p4), (NOT p3), (AND (NOT p3) (NOT p4))]
Running random walk in product with property : ErlangenMainframeV2-PT-bP14C01-LTLFireability-03
Product exploration timeout after 4380 steps with 0 reset in 10018 ms.
Product exploration timeout after 4810 steps with 0 reset in 10014 ms.
Computed a total of 26 stabilizing places and 26 stable transitions
Computed a total of 26 stabilizing places and 26 stable transitions
Knowledge based reduction with 42 factoid took 301 ms. Reduced automaton from 14 states, 36 edges and 5 AP (stutter sensitive) to 14 states, 36 edges and 5 AP (stutter sensitive).
RANDOM walk for 39652 steps (8 resets) in 118875 ms. (0 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 311 ms. (12 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 274 ms. (14 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 265 ms. (15 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 382 ms. (10 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 277 ms. (14 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 333 ms. (11 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 262 ms. (15 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 269 ms. (14 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 337 ms. (11 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 322 ms. (12 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 497 ms. (8 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 283 ms. (14 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 208 ms. (19 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 261 ms. (15 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 309 ms. (12 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (8 resets) in 259 ms. (15 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 235 ms. (16 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 214 ms. (18 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 259 ms. (15 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 205 ms. (19 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 293 ms. (13 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (8 resets) in 208 ms. (19 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 267 ms. (14 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 273 ms. (14 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 252 ms. (15 steps per ms) remains 25/25 properties
Interrupted probabilistic random walk after 114139 steps, run timeout after 96005 ms. (steps per millisecond=1 ) properties seen :0 out of 25
Probabilistic random walk after 114139 steps, saw 22346 distinct states, run finished after 96005 ms. (steps per millisecond=1 ) properties seen :0
[2026-06-02 23:12:14] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Problem apf3 is UNSAT
Problem apf4 is UNSAT
Problem apf10 is UNSAT
Problem apf15 is UNSAT
Problem apf17 is UNSAT
At refinement iteration 1 (OVERLAPS) 33/73 variables, 17/17 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/17 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 63/136 variables, 4/21 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 0/21 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 86/222 variables, 15/36 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/222 variables, 0/36 constraints. Problems are: Problem set: 5 solved, 20 unsolved
SMT process timed out in 6042ms, After SMT, problems are : Problem set: 5 solved, 20 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 40 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Graph (trivial) has 148 edges and 222 vertex of which 9 / 222 are part of one of the 4 SCC in 7 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 217 transition count 73902
Reduce places removed 31 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 40 rules applied. Total rules applied 72 place count 186 transition count 73893
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 78 place count 180 transition count 73893
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 78 place count 180 transition count 73878
Deduced a syphon composed of 15 places in 120 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 108 place count 165 transition count 73878
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 54 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 206 place count 116 transition count 73829
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 212 place count 116 transition count 73823
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 215 place count 113 transition count 73816
Iterating global reduction 4 with 3 rules applied. Total rules applied 218 place count 113 transition count 73816
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 36 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 232 place count 106 transition count 73839
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 244 place count 106 transition count 73827
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 246 place count 104 transition count 73821
Iterating global reduction 5 with 2 rules applied. Total rules applied 248 place count 104 transition count 73821
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 258 place count 104 transition count 73811
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 32 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 260 place count 103 transition count 73824
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 261 place count 103 transition count 73823
Free-agglomeration rule applied 10 times.
Iterating global reduction 7 with 10 rules applied. Total rules applied 271 place count 103 transition count 73813
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 281 place count 93 transition count 73813
Partial Post-agglomeration rule applied 7 times.
Drop transitions (Partial Post agglomeration) removed 7 transitions
Iterating global reduction 8 with 7 rules applied. Total rules applied 288 place count 93 transition count 73813
Applied a total of 288 rules in 49725 ms. Remains 93 /222 variables (removed 129) and now considering 73813/73943 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49728 ms. Remains : 93/222 places, 73813/73943 transitions.
Found 5 invariant AP formulas.
Knowledge based reduction with 47 factoid took 292 ms. Reduced automaton from 14 states, 36 edges and 5 AP (stutter sensitive) to 12 states, 25 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 533 ms :[(AND (NOT p0) (NOT p1) (NOT p3) (NOT p4)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p4)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p1), true, (AND (NOT p4) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p4) (NOT p3) (NOT p1)), (NOT p4)]
Knowledge-based reduction took 188580 ms.
Stuttering acceptance computed with spot in 591 ms :[(AND (NOT p0) (NOT p1) (NOT p3) (NOT p4)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p4)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p1), true, (AND (NOT p4) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p4) (NOT p3) (NOT p1)), (NOT p4)]
Support contains 40 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Applied a total of 0 rules in 744 ms. Remains 222 /222 variables (removed 0) and now considering 73943/73943 (removed 0) transitions.
[2026-06-02 23:13:12] [INFO ] Invariant cache hit.
[2026-06-02 23:13:43] [INFO ] Performed 105/222 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-02 23:13:54] [INFO ] Implicit Places using invariants in 42272 ms returned []
Implicit Place search using SMT only with invariants took 42275 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 43025 ms. Remains : 222/222 places, 73943/73943 transitions.
Computed a total of 26 stabilizing places and 26 stable transitions
Computed a total of 26 stabilizing places and 26 stable transitions
Knowledge based reduction with 32 factoid took 204 ms. Reduced automaton from 12 states, 25 edges and 5 AP (stutter sensitive) to 12 states, 25 edges and 5 AP (stutter sensitive).
RANDOM walk for 39112 steps (8 resets) in 118471 ms. (0 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 209 ms. (19 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 220 ms. (18 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 196 ms. (20 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 176 ms. (22 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 231 ms. (17 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 227 ms. (17 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 242 ms. (16 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 178 ms. (22 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 224 ms. (17 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 194 ms. (20 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 235 ms. (16 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 199 ms. (20 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 228 ms. (17 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 285 ms. (14 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 287 ms. (13 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 263 ms. (15 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 213 ms. (18 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 250 ms. (15 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 269 ms. (14 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 248 ms. (16 steps per ms) remains 20/20 properties
Interrupted probabilistic random walk after 126746 steps, run timeout after 93005 ms. (steps per millisecond=1 ) properties seen :0 out of 20
Probabilistic random walk after 126746 steps, saw 24126 distinct states, run finished after 93005 ms. (steps per millisecond=1 ) properties seen :0
[2026-06-02 23:16:03] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 33/73 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 63/136 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 86/222 variables, 15/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/222 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SMT process timed out in 5881ms, After SMT, problems are : Problem set: 0 solved, 20 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 40 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Graph (trivial) has 148 edges and 222 vertex of which 9 / 222 are part of one of the 4 SCC in 4 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 217 transition count 73902
Reduce places removed 31 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 40 rules applied. Total rules applied 72 place count 186 transition count 73893
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 78 place count 180 transition count 73893
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 78 place count 180 transition count 73878
Deduced a syphon composed of 15 places in 107 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 108 place count 165 transition count 73878
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 32 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 206 place count 116 transition count 73829
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 212 place count 116 transition count 73823
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 215 place count 113 transition count 73816
Iterating global reduction 4 with 3 rules applied. Total rules applied 218 place count 113 transition count 73816
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 30 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 232 place count 106 transition count 73839
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 244 place count 106 transition count 73827
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 246 place count 104 transition count 73821
Iterating global reduction 5 with 2 rules applied. Total rules applied 248 place count 104 transition count 73821
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 258 place count 104 transition count 73811
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 31 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 260 place count 103 transition count 73824
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 261 place count 103 transition count 73823
Free-agglomeration rule applied 10 times.
Iterating global reduction 7 with 10 rules applied. Total rules applied 271 place count 103 transition count 73813
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 281 place count 93 transition count 73813
Partial Post-agglomeration rule applied 7 times.
Drop transitions (Partial Post agglomeration) removed 7 transitions
Iterating global reduction 8 with 7 rules applied. Total rules applied 288 place count 93 transition count 73813
Applied a total of 288 rules in 46095 ms. Remains 93 /222 variables (removed 129) and now considering 73813/73943 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46098 ms. Remains : 93/222 places, 73813/73943 transitions.
Knowledge based reduction with 32 factoid took 266 ms. Reduced automaton from 12 states, 25 edges and 5 AP (stutter sensitive) to 12 states, 25 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 598 ms :[(AND (NOT p0) (NOT p1) (NOT p3) (NOT p4)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p4)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p1), true, (AND (NOT p4) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p4) (NOT p3) (NOT p1)), (NOT p4)]
Knowledge-based reduction took 181439 ms.
Stuttering acceptance computed with spot in 609 ms :[(AND (NOT p0) (NOT p1) (NOT p3) (NOT p4)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p4)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p1), true, (AND (NOT p4) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p4) (NOT p3) (NOT p1)), (NOT p4)]
Stuttering acceptance computed with spot in 598 ms :[(AND (NOT p0) (NOT p1) (NOT p3) (NOT p4)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p4)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p4)), (NOT p1), true, (AND (NOT p4) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p4) (NOT p3) (NOT p1)), (NOT p4)]
Product exploration timeout after 4600 steps with 0 reset in 10011 ms.
Product exploration timeout after 4690 steps with 0 reset in 10004 ms.
Spot run failed in 118 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/ltsmin8437155186716296355
[2026-06-02 23:17:20] [INFO ] Built C files in 2443ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8437155186716296355
Running compilation step : cd /tmp/ltsmin8437155186716296355;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8437155186716296355;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8437155186716296355;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 40 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Applied a total of 0 rules in 716 ms. Remains 222 /222 variables (removed 0) and now considering 73943/73943 (removed 0) transitions.
[2026-06-02 23:17:24] [INFO ] Invariant cache hit.
[2026-06-02 23:17:56] [INFO ] Performed 115/222 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2026-06-02 23:18:05] [INFO ] Implicit Places using invariants in 41130 ms returned []
Implicit Place search using SMT only with invariants took 41131 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 41852 ms. Remains : 222/222 places, 73943/73943 transitions.
Built C files in :
/tmp/ltsmin5709142205735437406
[2026-06-02 23:18:08] [INFO ] Built C files in 2538ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5709142205735437406
Running compilation step : cd /tmp/ltsmin5709142205735437406;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5709142205735437406;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5709142205735437406;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-06-02 23:18:42] [INFO ] Flatten gal took : 19253 ms
[2026-06-02 23:19:00] [INFO ] Flatten gal took : 18092 ms
[2026-06-02 23:19:02] [INFO ] Time to serialize gal into /tmp/LTL4645612770505600355.gal : 2082 ms
[2026-06-02 23:19:02] [INFO ] Time to serialize properties into /tmp/LTL2419779345562747557.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4645612770505600355.gal' '-t' 'CGAL' '-hoa' '/tmp/aut18330023746493618380.hoa' '-atoms' '/tmp/LTL2419779345562747557.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Detected timeout of ITS tools.
[2026-06-02 23:19:48] [INFO ] Flatten gal took : 18676 ms
[2026-06-02 23:20:06] [INFO ] Flatten gal took : 17917 ms
[2026-06-02 23:20:08] [INFO ] Time to serialize gal into /tmp/LTL17614749583579837136.gal : 2015 ms
[2026-06-02 23:20:08] [INFO ] Time to serialize properties into /tmp/LTL18109565686831218985.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/LTL17614749583579837136.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL18109565686831218985.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Detected timeout of ITS tools.
[2026-06-02 23:20:49] [INFO ] Flatten gal took : 22209 ms
[2026-06-02 23:20:49] [INFO ] Applying decomposition
[2026-06-02 23:21:10] [INFO ] Flatten gal took : 21005 ms
[2026-06-02 23:21:54] [WARNING] Could not apply decomposition. Using flat GAL structure.
java.util.concurrent.TimeoutException: Subprocess running '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8055313091832309845.txt' '-o' '/tmp/graph8055313091832309845.bin' '-w' '/tmp/graph8055313091832309845.weights' killed by timeout after 10 SECONDS
at fr.lip6.move.gal.process.Runner.waitForOrTimeout(Runner.java:76)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:47)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:27)
at fr.lip6.move.gal.louvain.GraphBuilder.convertGraphToBin(GraphBuilder.java:258)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:189)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:157)
at fr.lip6.move.gal.application.mcc.MccTranslator.applyOrder(MccTranslator.java:114)
at fr.lip6.move.gal.application.mcc.MccTranslator.flattenSpec(MccTranslator.java:230)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:714)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:340)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-06-02 23:22:13] [INFO ] Flatten gal took : 18705 ms
[2026-06-02 23:22:15] [INFO ] Time to serialize gal into /tmp/LTL13800184491953599498.gal : 2107 ms
[2026-06-02 23:22:15] [INFO ] Time to serialize properties into /tmp/LTL7945857541634162201.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/LTL13800184491953599498.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7945857541634162201.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Detected timeout of ITS tools.
Treatment of property ErlangenMainframeV2-PT-bP14C01-LTLFireability-03 finished in 1527329 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(F(p0)))||G(!p1))))'
Support contains 33 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 73943/73943 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 221 transition count 65751
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 221 transition count 65751
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 220 transition count 49367
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 220 transition count 49367
Applied a total of 4 rules in 8502 ms. Remains 220 /222 variables (removed 2) and now considering 49367/73943 (removed 24576) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14535591837086947839.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16572015133686032244.kers'
[2026-06-02 23:22:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14535591837086947839.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16572015133686032244.kers]
Culled 0 columns in 399 ms.
// Phase 1: matrix 49367 rows 220 cols 1638964 entries
Finished phase 1 with 182 SingleSign rule and 2 generalized
[2026-06-02 23:22:45] [INFO ] Computed 36 invariants in 1600 ms
Computed 36 P flows in 1603 ms.
Exported basis to /tmp/petrispot-output-16572015133686032244.kers
Total runtime 1914 ms.
[2026-06-02 23:23:15] [INFO ] Performed 122/220 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-02 23:23:19] [INFO ] Implicit Places using invariants in 36446 ms returned []
Implicit Place search using SMT only with invariants took 36451 ms to find 0 implicit places.
Running 49366 sub problems to find dead transitions.
[2026-06-02 23:23:20] [INFO ] Invariant cache hit.
SMT process timed out in 374537ms, After SMT, problems are : Problem set: 0 solved, 49366 unsolved
Search for dead transitions found 0 dead transitions in 374995ms
Starting structural reductions in LTL mode, iteration 1 : 220/222 places, 49367/73943 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 420067 ms. Remains : 220/222 places, 49367/73943 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(F(p0)))||G(p1))))'
Stuttering acceptance computed with spot in 328 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ErlangenMainframeV2-PT-bP14C01-LTLFireability-04
Product exploration timeout after 6400 steps with 0 reset in 10001 ms.
Product exploration timeout after 6670 steps with 0 reset in 10015 ms.
Computed a total of 26 stabilizing places and 26 stable transitions
Computed a total of 26 stabilizing places and 26 stable transitions
Knowledge based reduction with 3 factoid took 89 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 83207 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 19722 steps (3 resets) in 20019 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 23472 steps (5 resets) in 20010 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 13566 steps (1 resets) in 20008 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 16543 steps (2 resets) in 20016 ms. (0 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 260869 steps, run timeout after 123001 ms. (steps per millisecond=2 ) properties seen :0 out of 4
Probabilistic random walk after 260869 steps, saw 41998 distinct states, run finished after 123001 ms. (steps per millisecond=2 ) properties seen :0
[2026-06-02 23:32:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 39/72 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SMT process timed out in 15814ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 33 out of 220 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 220/220 places, 49367/49367 transitions.
Graph (trivial) has 148 edges and 220 vertex of which 9 / 220 are part of one of the 4 SCC in 3 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 215 transition count 49326
Reduce places removed 31 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 40 rules applied. Total rules applied 72 place count 184 transition count 49317
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 78 place count 178 transition count 49317
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 78 place count 178 transition count 49302
Deduced a syphon composed of 15 places in 113 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 108 place count 163 transition count 49302
Performed 46 Post agglomeration using F-continuation condition.Transition count delta: 46
Deduced a syphon composed of 46 places in 25 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 200 place count 117 transition count 49256
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 206 place count 117 transition count 49250
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 209 place count 114 transition count 49243
Iterating global reduction 4 with 3 rules applied. Total rules applied 212 place count 114 transition count 49243
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 25 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 226 place count 107 transition count 49266
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 238 place count 107 transition count 49254
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 240 place count 105 transition count 49248
Iterating global reduction 5 with 2 rules applied. Total rules applied 242 place count 105 transition count 49248
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 252 place count 105 transition count 49238
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 20 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 254 place count 104 transition count 49251
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 255 place count 104 transition count 49250
Free-agglomeration rule applied 12 times.
Iterating global reduction 7 with 12 rules applied. Total rules applied 267 place count 104 transition count 49238
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 279 place count 92 transition count 49238
Partial Post-agglomeration rule applied 10 times.
Drop transitions (Partial Post agglomeration) removed 10 transitions
Iterating global reduction 8 with 10 rules applied. Total rules applied 289 place count 92 transition count 49238
Applied a total of 289 rules in 31430 ms. Remains 92 /220 variables (removed 128) and now considering 49238/49367 (removed 129) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31433 ms. Remains : 92/220 places, 49238/49367 transitions.
Knowledge based reduction with 3 factoid took 56 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 214557 ms.
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 33 out of 220 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 220/220 places, 49367/49367 transitions.
Applied a total of 0 rules in 733 ms. Remains 220 /220 variables (removed 0) and now considering 49367/49367 (removed 0) transitions.
[2026-06-02 23:33:30] [INFO ] Invariant cache hit.
[2026-06-02 23:34:02] [INFO ] Performed 129/220 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2026-06-02 23:34:03] [INFO ] Implicit Places using invariants in 32972 ms returned []
Implicit Place search using SMT only with invariants took 32973 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 33708 ms. Remains : 220/220 places, 49367/49367 transitions.
Computed a total of 26 stabilizing places and 26 stable transitions
Computed a total of 26 stabilizing places and 26 stable transitions
Knowledge based reduction with 1 factoid took 52 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 83037 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 22256 steps (4 resets) in 20011 ms. (1 steps per ms) remains 4/4 properties
BEST_FIRST walk for 16016 steps (2 resets) in 20009 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 17312 steps (2 resets) in 20010 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 16810 steps (2 resets) in 20010 ms. (0 steps per ms) remains 4/4 properties

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ErlangenMainframeV2-PT-bP14C01"
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 ErlangenMainframeV2-PT-bP14C01, 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 r338-smll-178021499200316"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP14C01.tgz
mv ErlangenMainframeV2-PT-bP14C01 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 ;