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-178021499100140.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 ErlangenMainframeV1-PT-bP12C04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499100140
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 86M
-rw-r--r-- 1 mcc users 7.8K May 27 08:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 27 08:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 27 08:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 27 08:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 27 10:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 27 10:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 27 10:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 13K May 27 08:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K May 27 08:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 27 08:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K May 27 08:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:36 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 85M 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 ErlangenMainframeV1-PT-bP12C04-LTLFireability-00
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-01
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-02
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-03
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-04
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-05
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-06
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-07
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-08
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-09
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-10
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-11
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-12
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-13
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-14
FORMULA_NAME ErlangenMainframeV1-PT-bP12C04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1780307720770

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV1-PT-bP12C04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-06-01 09:55:22] [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]
[2026-06-01 09:55:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 09:55:26] [INFO ] Load time of PNML (sax parser for PT used): 4062 ms
[2026-06-01 09:55:27] [INFO ] Transformed 337 places.
[2026-06-01 09:55:27] [INFO ] Transformed 62560 transitions.
[2026-06-01 09:55:27] [INFO ] Found NUPN structural information;
[2026-06-01 09:55:27] [INFO ] Parsed PT model containing 337 places and 62560 transitions and 1701269 arcs in 4902 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 50 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 60 out of 337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 337/337 places, 62560/62560 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 266 transition count 62489
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 266 transition count 62489
Discarding 45 places :
Symmetric choice reduction at 0 with 45 rule applications. Total rules 187 place count 221 transition count 62444
Iterating global reduction 0 with 45 rules applied. Total rules applied 232 place count 221 transition count 62444
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 235 place count 218 transition count 62441
Iterating global reduction 0 with 3 rules applied. Total rules applied 238 place count 218 transition count 62441
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 241 place count 215 transition count 62422
Iterating global reduction 0 with 3 rules applied. Total rules applied 244 place count 215 transition count 62422
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 247 place count 212 transition count 62419
Iterating global reduction 0 with 3 rules applied. Total rules applied 250 place count 212 transition count 62419
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 253 place count 209 transition count 62416
Iterating global reduction 0 with 3 rules applied. Total rules applied 256 place count 209 transition count 62416
Applied a total of 256 rules in 4134 ms. Remains 209 /337 variables (removed 128) and now considering 62416/62560 (removed 144) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8702980492211633133.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2434593566892707124.kers'
[2026-06-01 09:55:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8702980492211633133.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2434593566892707124.kers]
Culled 0 columns in 312 ms.
// Phase 1: matrix 62416 rows 209 cols 1700905 entries
Finished phase 1 with 176 SingleSign rule and 3 generalized
[2026-06-01 09:55:34] [INFO ] Computed 30 invariants in 1498 ms
Computed 30 P flows in 1503 ms.
Exported basis to /tmp/petrispot-output-2434593566892707124.kers
Total runtime 1738 ms.
[2026-06-01 09:55:35] [INFO ] Implicit Places using invariants in 2753 ms returned []
Implicit Place search using SMT only with invariants took 2809 ms to find 0 implicit places.
Running 62415 sub problems to find dead transitions.
[2026-06-01 09:55:36] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 377075ms, After SMT, problems are : Problem set: 0 solved, 62415 unsolved
Search for dead transitions found 0 dead transitions in 377576ms
Starting structural reductions in LTL mode, iteration 1 : 209/337 places, 62416/62560 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 384951 ms. Remains : 209/337 places, 62416/62560 transitions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Applied a total of 0 rules in 449 ms. Remains 209 /209 variables (removed 0) and now considering 62416/62416 (removed 0) transitions.
[2026-06-01 10:01:54] [INFO ] Invariant cache hit.
[2026-06-01 10:01:54] [INFO ] Implicit Places using invariants in 208 ms returned []
Implicit Place search using SMT only with invariants took 210 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 675 ms. Remains : 209/209 places, 62416/62416 transitions.
Support contains 60 out of 209 places after structural reductions.
[2026-06-01 10:02:07] [INFO ] Flatten gal took : 11842 ms
[2026-06-01 10:02:19] [INFO ] Flatten gal took : 11650 ms
[2026-06-01 10:02:34] [INFO ] Input system was already deterministic with 62416 transitions.
RANDOM walk for 40000 steps (8 resets) in 97279 ms. (0 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 218 ms. (18 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 236 ms. (16 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 158 ms. (25 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 172 ms. (23 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 468 ms. (8 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 198 ms. (20 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 165 ms. (24 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 160 ms. (24 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 181 ms. (22 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 169 ms. (23 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 152 ms. (26 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 132 ms. (30 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 256 ms. (15 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 237 ms. (16 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 175 ms. (22 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 167 ms. (23 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 239 ms. (16 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 189 ms. (21 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 197 ms. (20 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 184 ms. (21 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 172 ms. (23 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 207 ms. (19 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 253 ms. (15 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 164 ms. (24 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 177 ms. (22 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 239 ms. (16 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 172 ms. (23 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 241 ms. (16 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 167 ms. (23 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 212 ms. (18 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 189 ms. (21 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 235 ms. (16 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 135 ms. (29 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 156 ms. (25 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4001 steps (8 resets) in 188 ms. (21 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 151 ms. (26 steps per ms) remains 37/37 properties
Interrupted probabilistic random walk after 171558 steps, run timeout after 81003 ms. (steps per millisecond=2 ) properties seen :0 out of 37
Probabilistic random walk after 171558 steps, saw 50752 distinct states, run finished after 81015 ms. (steps per millisecond=2 ) properties seen :0
[2026-06-01 10:04:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
At refinement iteration 1 (OVERLAPS) 39/99 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 37 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 99/62625 variables, and 14 constraints, problems are : Problem set: 0 solved, 37 unsolved in 5744 ms.
Refiners :[Positive P Invariants (semi-flows): 14/18 constraints, Generalized P Invariants (flows): 0/12 constraints, State Equation: 0/209 constraints, PredecessorRefiner: 37/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 37 unsolved
Problem AtomicPropp1 is UNSAT
At refinement iteration 1 (OVERLAPS) 39/99 variables, 14/14 constraints. Problems are: Problem set: 1 solved, 36 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 99/62625 variables, and 14 constraints, problems are : Problem set: 1 solved, 36 unsolved in 5393 ms.
Refiners :[Positive P Invariants (semi-flows): 14/18 constraints, Generalized P Invariants (flows): 0/12 constraints, State Equation: 0/209 constraints, PredecessorRefiner: 37/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12134ms problems are : Problem set: 1 solved, 36 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Graph (trivial) has 130 edges and 209 vertex of which 9 / 209 are part of one of the 4 SCC in 28 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 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 31 place count 204 transition count 62376
Reduce places removed 30 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 39 rules applied. Total rules applied 70 place count 174 transition count 62367
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 76 place count 168 transition count 62367
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 76 place count 168 transition count 62353
Deduced a syphon composed of 14 places in 113 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 104 place count 154 transition count 62353
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 32 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 176 place count 118 transition count 62317
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 182 place count 118 transition count 62311
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 185 place count 115 transition count 62304
Iterating global reduction 4 with 3 rules applied. Total rules applied 188 place count 115 transition count 62304
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 27 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 202 place count 108 transition count 62329
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 214 place count 108 transition count 62317
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 216 place count 106 transition count 62311
Iterating global reduction 5 with 2 rules applied. Total rules applied 218 place count 106 transition count 62311
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 228 place count 106 transition count 62301
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 27 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 230 place count 105 transition count 62314
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 231 place count 105 transition count 62313
Free-agglomeration rule applied 3 times.
Iterating global reduction 7 with 3 rules applied. Total rules applied 234 place count 105 transition count 62310
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 237 place count 102 transition count 62310
Partial Post-agglomeration rule applied 12 times.
Drop transitions (Partial Post agglomeration) removed 12 transitions
Iterating global reduction 8 with 12 rules applied. Total rules applied 249 place count 102 transition count 62310
Applied a total of 249 rules in 19790 ms. Remains 102 /209 variables (removed 107) and now considering 62310/62416 (removed 106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19794 ms. Remains : 102/209 places, 62310/62416 transitions.
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Computed a total of 23 stabilizing places and 23 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' '!((G(p0)||X(p1)))'
Support contains 23 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 193 transition count 41681
Ensure Unique test removed 11 places
Iterating global reduction 0 with 27 rules applied. Total rules applied 43 place count 182 transition count 41681
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 45 place count 180 transition count 18641
Iterating global reduction 0 with 2 rules applied. Total rules applied 47 place count 180 transition count 18641
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 49 place count 178 transition count 18637
Iterating global reduction 0 with 2 rules applied. Total rules applied 51 place count 178 transition count 18637
Applied a total of 51 rules in 11093 ms. Remains 178 /209 variables (removed 31) and now considering 18637/62416 (removed 43779) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6317259547286865548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11275462425694439566.kers'
[2026-06-01 10:05:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6317259547286865548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11275462425694439566.kers]
Culled 0 columns in 92 ms.
// Phase 1: matrix 18637 rows 178 cols 313904 entries
Finished phase 1 with 158 SingleSign rule and 1 generalized
[2026-06-01 10:05:09] [INFO ] Computed 19 invariants in 331 ms
Computed 19 P flows in 333 ms.
Exported basis to /tmp/petrispot-output-11275462425694439566.kers
Total runtime 418 ms.
[2026-06-01 10:05:13] [INFO ] Implicit Places using invariants in 4165 ms returned [88]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 4189 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 177/209 places, 18637/62416 transitions.
Applied a total of 0 rules in 77 ms. Remains 177 /177 variables (removed 0) and now considering 18637/18637 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 15362 ms. Remains : 177/209 places, 18637/62416 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(p1)))'
Stuttering acceptance computed with spot in 537 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 1861 ms.
Product exploration explored 100000 steps with 50000 reset in 1601 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 15 ms. Proved property starting from automaton with 5 states, 8 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 392 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-00 finished in 19972 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||(p1 U p2)||X(X(X(p2)))))))'
Support contains 34 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 207 transition count 50896
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 207 transition count 50896
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 206 transition count 37072
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 206 transition count 37072
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 205 transition count 37070
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 205 transition count 37070
Applied a total of 8 rules in 3767 ms. Remains 205 /209 variables (removed 4) and now considering 37070/62416 (removed 25346) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14829253662118212084.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17295597057105331969.kers'
[2026-06-01 10:05:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14829253662118212084.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17295597057105331969.kers]
Culled 0 columns in 304 ms.
// Phase 1: matrix 37070 rows 205 cols 1014309 entries
Finished phase 1 with 172 SingleSign rule and 3 generalized
[2026-06-01 10:05:23] [INFO ] Computed 30 invariants in 1000 ms
Computed 30 P flows in 1001 ms.
Exported basis to /tmp/petrispot-output-17295597057105331969.kers
Total runtime 1119 ms.
[2026-06-01 10:05:39] [INFO ] Implicit Places using invariants in 17713 ms returned []
Implicit Place search using SMT only with invariants took 17715 ms to find 0 implicit places.
Running 37069 sub problems to find dead transitions.
[2026-06-01 10:05:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/204 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 37069 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 204/37275 variables, and 12 constraints, problems are : Problem set: 0 solved, 37069 unsolved in 31279 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/205 constraints, PredecessorRefiner: 37069/168 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 37069 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/204 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 37069 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 204/37275 variables, and 12 constraints, problems are : Problem set: 0 solved, 37069 unsolved in 30671 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/205 constraints, PredecessorRefiner: 36901/168 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 198745ms problems are : Problem set: 0 solved, 37069 unsolved
Search for dead transitions found 0 dead transitions in 199099ms
Starting structural reductions in LTL mode, iteration 1 : 205/209 places, 37070/62416 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 220744 ms. Remains : 205/209 places, 37070/62416 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p0 U p1)||X(X(X(p1)))||p2))))'
Stuttering acceptance computed with spot in 683 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-02
Product exploration timeout after 10050 steps with 0 reset in 10006 ms.
Stack based approach found an accepted trace after 124 steps with 0 reset with depth 125 and stack size 125 in 27 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-02 finished in 231727 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)&&X(p1)&&(F(p2)||X(X(F(p3))))))'
Support contains 29 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 193 transition count 41681
Ensure Unique test removed 11 places
Iterating global reduction 0 with 27 rules applied. Total rules applied 43 place count 182 transition count 41681
Applied a total of 43 rules in 8380 ms. Remains 182 /209 variables (removed 27) and now considering 41681/62416 (removed 20735) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11231982179172286418.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12092212643076788193.kers'
[2026-06-01 10:09:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11231982179172286418.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12092212643076788193.kers]
Culled 0 columns in 118 ms.
// Phase 1: matrix 41681 rows 182 cols 705592 entries
Finished phase 1 with 162 SingleSign rule and 1 generalized
[2026-06-01 10:09:19] [INFO ] Computed 19 invariants in 521 ms
Computed 19 P flows in 523 ms.
Exported basis to /tmp/petrispot-output-12092212643076788193.kers
Total runtime 644 ms.
[2026-06-01 10:09:21] [INFO ] Implicit Places using invariants in 2802 ms returned [90]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 2875 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 181/209 places, 41681/62416 transitions.
Applied a total of 0 rules in 236 ms. Remains 181 /181 variables (removed 0) and now considering 41681/41681 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 11493 ms. Remains : 181/209 places, 41681/62416 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)&&X(p1)&&(F(p2)||X(X(F(p3))))))'
Stuttering acceptance computed with spot in 301 ms :[(OR (NOT p0) (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (NOT p1), (AND (NOT p2) (NOT p3)), true, (AND (NOT p2) (NOT p3))]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-03 finished in 12037 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 27 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 205 transition count 45776
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 205 transition count 45776
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 202 transition count 16592
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 202 transition count 16592
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 16 place count 200 transition count 16588
Iterating global reduction 0 with 2 rules applied. Total rules applied 18 place count 200 transition count 16588
Applied a total of 18 rules in 6035 ms. Remains 200 /209 variables (removed 9) and now considering 16588/62416 (removed 45828) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16291647606850165617.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14144540973370082422.kers'
[2026-06-01 10:09:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16291647606850165617.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14144540973370082422.kers]
Culled 0 columns in 73 ms.
// Phase 1: matrix 16588 rows 200 cols 451105 entries
Finished phase 1 with 168 SingleSign rule and 2 generalized
[2026-06-01 10:09:28] [INFO ] Computed 30 invariants in 254 ms
Computed 30 P flows in 254 ms.
Exported basis to /tmp/petrispot-output-14144540973370082422.kers
Total runtime 308 ms.
[2026-06-01 10:09:37] [INFO ] Implicit Places using invariants in 9978 ms returned []
Implicit Place search using SMT only with invariants took 9979 ms to find 0 implicit places.
Running 16587 sub problems to find dead transitions.
[2026-06-01 10:09:38] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/199 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 16587 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 199/16788 variables, and 12 constraints, problems are : Problem set: 0 solved, 16587 unsolved in 30474 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/200 constraints, PredecessorRefiner: 16587/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16587 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/199 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 16587 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 199/16788 variables, and 12 constraints, problems are : Problem set: 0 solved, 16587 unsolved in 30449 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/200 constraints, PredecessorRefiner: 16421/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 100186ms problems are : Problem set: 0 solved, 16587 unsolved
Search for dead transitions found 0 dead transitions in 100257ms
Starting structural reductions in LTL mode, iteration 1 : 200/209 places, 16588/62416 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 116303 ms. Remains : 200/209 places, 16588/62416 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Stuttering acceptance computed with spot in 207 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-04
Product exploration explored 100000 steps with 25000 reset in 967 ms.
Product exploration explored 100000 steps with 25000 reset in 907 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge based reduction with 1 factoid took 55 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 19697 ms. (2 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (8 resets) in 12519 ms. (3 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 268075 steps, run timeout after 24001 ms. (steps per millisecond=11 ) properties seen :0 out of 1
Probabilistic random walk after 268075 steps, saw 63949 distinct states, run finished after 24001 ms. (steps per millisecond=11 ) properties seen :0
[2026-06-01 10:11:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 102/129 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/188 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/200 variables, 12/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5135ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 27 out of 200 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 200/200 places, 16588/16588 transitions.
Graph (trivial) has 143 edges and 200 vertex of which 9 / 200 are part of one of the 4 SCC in 5 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 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 31 place count 195 transition count 16548
Reduce places removed 30 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 39 rules applied. Total rules applied 70 place count 165 transition count 16539
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 76 place count 159 transition count 16539
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 76 place count 159 transition count 16525
Deduced a syphon composed of 14 places in 22 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 104 place count 145 transition count 16525
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: 39
Deduced a syphon composed of 39 places in 7 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 182 place count 106 transition count 16486
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 188 place count 106 transition count 16480
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 191 place count 103 transition count 16473
Iterating global reduction 4 with 3 rules applied. Total rules applied 194 place count 103 transition count 16473
Performed 9 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 9 places in 6 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 212 place count 94 transition count 16502
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 224 place count 94 transition count 16490
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 226 place count 92 transition count 16484
Iterating global reduction 5 with 2 rules applied. Total rules applied 228 place count 92 transition count 16484
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 238 place count 92 transition count 16474
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 240 place count 91 transition count 16487
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 241 place count 91 transition count 16486
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 7 with 10 rules applied. Total rules applied 251 place count 91 transition count 16476
Free-agglomeration rule applied 13 times.
Iterating global reduction 7 with 13 rules applied. Total rules applied 264 place count 91 transition count 16463
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 277 place count 78 transition count 16463
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 8 with 10 rules applied. Total rules applied 287 place count 78 transition count 16453
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 288 place count 78 transition count 16459
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 291 place count 77 transition count 16457
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 9 with 13 rules applied. Total rules applied 304 place count 77 transition count 16444
Partial Post-agglomeration rule applied 9 times.
Drop transitions (Partial Post agglomeration) removed 9 transitions
Iterating global reduction 9 with 9 rules applied. Total rules applied 313 place count 77 transition count 16444
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 9 with 9 rules applied. Total rules applied 322 place count 77 transition count 16435
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 323 place count 76 transition count 16434
Applied a total of 323 rules in 181507 ms. Remains 76 /200 variables (removed 124) and now considering 16434/16588 (removed 154) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181507 ms. Remains : 76/200 places, 16434/16588 transitions.
Knowledge based reduction with 1 factoid took 56 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 220354 ms.
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 27 out of 200 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 200/200 places, 16588/16588 transitions.
Applied a total of 0 rules in 180 ms. Remains 200 /200 variables (removed 0) and now considering 16588/16588 (removed 0) transitions.
[2026-06-01 10:15:01] [INFO ] Invariant cache hit.
[2026-06-01 10:15:10] [INFO ] Implicit Places using invariants in 9495 ms returned []
Implicit Place search using SMT only with invariants took 9496 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 9678 ms. Remains : 200/200 places, 16588/16588 transitions.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge based reduction with 1 factoid took 66 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 19489 ms. (2 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (8 resets) in 10481 ms. (3 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 276137 steps, run timeout after 24001 ms. (steps per millisecond=11 ) properties seen :0 out of 1
Probabilistic random walk after 276137 steps, saw 64985 distinct states, run finished after 24004 ms. (steps per millisecond=11 ) properties seen :0
[2026-06-01 10:15:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 102/129 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/188 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/200 variables, 12/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5135ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 27 out of 200 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 200/200 places, 16588/16588 transitions.
Graph (trivial) has 143 edges and 200 vertex of which 9 / 200 are part of one of the 4 SCC in 6 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 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 31 place count 195 transition count 16548
Reduce places removed 30 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 39 rules applied. Total rules applied 70 place count 165 transition count 16539
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 76 place count 159 transition count 16539
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 76 place count 159 transition count 16525
Deduced a syphon composed of 14 places in 20 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 104 place count 145 transition count 16525
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: 39
Deduced a syphon composed of 39 places in 7 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 182 place count 106 transition count 16486
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 188 place count 106 transition count 16480
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 191 place count 103 transition count 16473
Iterating global reduction 4 with 3 rules applied. Total rules applied 194 place count 103 transition count 16473
Performed 9 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 9 places in 7 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 212 place count 94 transition count 16502
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 224 place count 94 transition count 16490
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 226 place count 92 transition count 16484
Iterating global reduction 5 with 2 rules applied. Total rules applied 228 place count 92 transition count 16484
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 238 place count 92 transition count 16474
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 240 place count 91 transition count 16487
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 241 place count 91 transition count 16486
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 7 with 10 rules applied. Total rules applied 251 place count 91 transition count 16476
Free-agglomeration rule applied 13 times.
Iterating global reduction 7 with 13 rules applied. Total rules applied 264 place count 91 transition count 16463
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 277 place count 78 transition count 16463
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 8 with 10 rules applied. Total rules applied 287 place count 78 transition count 16453
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 288 place count 78 transition count 16459
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 291 place count 77 transition count 16457
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 9 with 13 rules applied. Total rules applied 304 place count 77 transition count 16444
Partial Post-agglomeration rule applied 9 times.
Drop transitions (Partial Post agglomeration) removed 9 transitions
Iterating global reduction 9 with 9 rules applied. Total rules applied 313 place count 77 transition count 16444
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 9 with 9 rules applied. Total rules applied 322 place count 77 transition count 16435
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 323 place count 76 transition count 16434
Applied a total of 323 rules in 180692 ms. Remains 76 /200 variables (removed 124) and now considering 16434/16588 (removed 154) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 180692 ms. Remains : 76/200 places, 16434/16588 transitions.
Knowledge based reduction with 1 factoid took 59 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 219405 ms.
Stuttering acceptance computed with spot in 207 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 201 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 948 ms.
Product exploration explored 100000 steps with 25000 reset in 872 ms.
Spot run failed in 112 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/ltsmin1237643544353612980
[2026-06-01 10:18:53] [INFO ] Built C files in 670ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1237643544353612980
Running compilation step : cd /tmp/ltsmin1237643544353612980;'/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/ltsmin1237643544353612980;'/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/ltsmin1237643544353612980;'/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 27 out of 200 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 200/200 places, 16588/16588 transitions.
Applied a total of 0 rules in 111 ms. Remains 200 /200 variables (removed 0) and now considering 16588/16588 (removed 0) transitions.
[2026-06-01 10:18:56] [INFO ] Invariant cache hit.
[2026-06-01 10:19:05] [INFO ] Implicit Places using invariants in 8753 ms returned []
Implicit Place search using SMT only with invariants took 8754 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8867 ms. Remains : 200/200 places, 16588/16588 transitions.
Built C files in :
/tmp/ltsmin10188348261797316056
[2026-06-01 10:19:05] [INFO ] Built C files in 678ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10188348261797316056
Running compilation step : cd /tmp/ltsmin10188348261797316056;'/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/ltsmin10188348261797316056;'/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/ltsmin10188348261797316056;'/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)
[2026-06-01 10:19:18] [INFO ] Flatten gal took : 3933 ms
[2026-06-01 10:19:21] [INFO ] Flatten gal took : 2836 ms
[2026-06-01 10:19:22] [INFO ] Time to serialize gal into /tmp/LTL9753914373547138328.gal : 516 ms
[2026-06-01 10:19:22] [INFO ] Time to serialize properties into /tmp/LTL80253947254677887.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9753914373547138328.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8281155761083688357.hoa' '-atoms' '/tmp/LTL80253947254677887.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...315
Detected timeout of ITS tools.
[2026-06-01 10:19:47] [INFO ] Flatten gal took : 3911 ms
[2026-06-01 10:19:50] [INFO ] Flatten gal took : 2927 ms
[2026-06-01 10:19:50] [INFO ] Time to serialize gal into /tmp/LTL1325821439072130483.gal : 383 ms
[2026-06-01 10:19:50] [INFO ] Time to serialize properties into /tmp/LTL15385889985964056659.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/LTL1325821439072130483.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15385889985964056659.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.
[2026-06-01 10:20:09] [INFO ] Flatten gal took : 3170 ms
[2026-06-01 10:20:09] [INFO ] Applying decomposition
[2026-06-01 10:20:11] [INFO ] Flatten gal took : 2928 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/graph3276836927697160447.txt' '-o' '/tmp/graph3276836927697160447.bin' '-w' '/tmp/graph3276836927697160447.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3276836927697160447.bin' '-l' '-1' '-v' '-w' '/tmp/graph3276836927697160447.weights' '-q' '0' '-e' '0.001'
[2026-06-01 10:20:20] [INFO ] Decomposing Gal with order
[2026-06-01 10:20:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-01 10:20:27] [INFO ] Removed a total of 193489 redundant transitions.
[2026-06-01 10:20:27] [INFO ] Flatten gal took : 5039 ms
[2026-06-01 10:20:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 148 labels/synchronizations in 1983 ms.
[2026-06-01 10:20:30] [INFO ] Time to serialize gal into /tmp/LTL18255975276797669040.gal : 163 ms
[2026-06-01 10:20:30] [INFO ] Time to serialize properties into /tmp/LTL665718152496079702.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/LTL18255975276797669040.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL665718152496079702.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 : !((X(X(X(F("(((((i5.u40.p23!=1)||(i5.u11.p35!=1))||((i5.u13.p47!=1)||(i5.u16.p59!=1)))||(((i5.u42.p71!=1)||(i6.u20.p83!=1))||((i5.u22....561
Formula 0 simplified : XXXG!"(((((i5.u40.p23!=1)||(i5.u11.p35!=1))||((i5.u13.p47!=1)||(i5.u16.p59!=1)))||(((i5.u42.p71!=1)||(i6.u20.p83!=1))||((i5.u22.p91!...551
Detected timeout of ITS tools.
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-04 finished in 684088 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(X(p0)))||(!p1 U (p2||G(!p1))))))))'
Support contains 38 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 205 transition count 45776
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 205 transition count 45776
Applied a total of 8 rules in 2058 ms. Remains 205 /209 variables (removed 4) and now considering 45776/62416 (removed 16640) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10621498040191431762.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15710576931648677053.kers'
[2026-06-01 10:20:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10621498040191431762.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15710576931648677053.kers]
Culled 0 columns in 303 ms.
// Phase 1: matrix 45776 rows 205 cols 1268265 entries
Finished phase 1 with 173 SingleSign rule and 2 generalized
[2026-06-01 10:20:49] [INFO ] Computed 30 invariants in 1020 ms
Computed 30 P flows in 1020 ms.
Exported basis to /tmp/petrispot-output-15710576931648677053.kers
Total runtime 1167 ms.
[2026-06-01 10:20:59] [INFO ] Implicit Places using invariants in 10980 ms returned []
Implicit Place search using SMT only with invariants took 10982 ms to find 0 implicit places.
Running 45775 sub problems to find dead transitions.
[2026-06-01 10:20:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/204 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 45775 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 204/45981 variables, and 12 constraints, problems are : Problem set: 0 solved, 45775 unsolved in 31391 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/205 constraints, PredecessorRefiner: 45775/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 45775 unsolved
SMT process timed out in 265016ms, After SMT, problems are : Problem set: 0 solved, 45775 unsolved
Search for dead transitions found 0 dead transitions in 265211ms
Starting structural reductions in LTL mode, iteration 1 : 205/209 places, 45776/62416 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 278327 ms. Remains : 205/209 places, 45776/62416 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(X(p0)))||(!p1 U (p2||G(!p1))))))))'
Stuttering acceptance computed with spot in 567 ms :[(AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p2) p1), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2) p1), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-05
Product exploration timeout after 6210 steps with 0 reset in 10015 ms.
Product exploration timeout after 5790 steps with 0 reset in 10017 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge based reduction with 5 factoid took 73 ms. Reduced automaton from 11 states, 17 edges and 3 AP (stutter sensitive) to 11 states, 17 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 90937 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 12837 steps (1 resets) in 20011 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 15306 steps (2 resets) in 20011 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 30289 steps (6 resets) in 20012 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 15857 steps (2 resets) in 20011 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 20982 steps (4 resets) in 20013 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 20255 steps (4 resets) in 20012 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 20950 steps (4 resets) in 20009 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 18164 steps (3 resets) in 20004 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 20124 steps (4 resets) in 20014 ms. (1 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 687754 steps, run timeout after 204001 ms. (steps per millisecond=3 ) properties seen :0 out of 9
Probabilistic random walk after 687754 steps, saw 116531 distinct states, run finished after 204002 ms. (steps per millisecond=3 ) properties seen :0
[2026-06-01 10:30:19] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem apf3 is UNSAT
Problem apf7 is UNSAT
At refinement iteration 1 (OVERLAPS) 96/134 variables, 14/14 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/134 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 59/193 variables, 4/18 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 12/205 variables, 12/30 constraints. Problems are: Problem set: 2 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/205 variables, 0/30 constraints. Problems are: Problem set: 2 solved, 7 unsolved
SMT process timed out in 5422ms, After SMT, problems are : Problem set: 2 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 38 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 45776/45776 transitions.
Graph (trivial) has 136 edges and 205 vertex of which 9 / 205 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 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 31 place count 200 transition count 45736
Reduce places removed 30 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 39 rules applied. Total rules applied 70 place count 170 transition count 45727
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 76 place count 164 transition count 45727
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 76 place count 164 transition count 45713
Deduced a syphon composed of 14 places in 59 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 104 place count 150 transition count 45713
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 17 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 184 place count 110 transition count 45673
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 190 place count 110 transition count 45667
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 193 place count 107 transition count 45660
Iterating global reduction 4 with 3 rules applied. Total rules applied 196 place count 107 transition count 45660
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 17 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 210 place count 100 transition count 45686
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 222 place count 100 transition count 45674
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 224 place count 98 transition count 45668
Iterating global reduction 5 with 2 rules applied. Total rules applied 226 place count 98 transition count 45668
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 236 place count 98 transition count 45658
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 17 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 238 place count 97 transition count 45671
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 239 place count 97 transition count 45670
Free-agglomeration rule applied 5 times.
Iterating global reduction 7 with 5 rules applied. Total rules applied 244 place count 97 transition count 45665
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 249 place count 92 transition count 45665
Partial Post-agglomeration rule applied 9 times.
Drop transitions (Partial Post agglomeration) removed 9 transitions
Iterating global reduction 8 with 9 rules applied. Total rules applied 258 place count 92 transition count 45665
Applied a total of 258 rules in 15195 ms. Remains 92 /205 variables (removed 113) and now considering 45665/45776 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15197 ms. Remains : 92/205 places, 45665/45776 transitions.
Found 2 invariant AP formulas.
Knowledge based reduction with 7 factoid took 113 ms. Reduced automaton from 11 states, 17 edges and 3 AP (stutter sensitive) to 9 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 442 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (NOT p0), true, (AND (NOT p0) p1 (NOT p2))]
Knowledge-based reduction took 295422 ms.
Stuttering acceptance computed with spot in 433 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (NOT p0), true, (AND (NOT p0) p1 (NOT p2))]
Support contains 38 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 45776/45776 transitions.
Applied a total of 0 rules in 387 ms. Remains 205 /205 variables (removed 0) and now considering 45776/45776 (removed 0) transitions.
[2026-06-01 10:30:41] [INFO ] Invariant cache hit.
[2026-06-01 10:30:50] [INFO ] Implicit Places using invariants in 9211 ms returned []
Implicit Place search using SMT only with invariants took 9213 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 9603 ms. Remains : 205/205 places, 45776/45776 transitions.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge based reduction with 5 factoid took 64 ms. Reduced automaton from 9 states, 12 edges and 3 AP (stutter sensitive) to 9 states, 12 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 88416 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 13696 steps (1 resets) in 20008 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 18378 steps (3 resets) in 20011 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 21176 steps (4 resets) in 20004 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 21881 steps (4 resets) in 20004 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 15309 steps (2 resets) in 20020 ms. (0 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 422776 steps, run timeout after 144002 ms. (steps per millisecond=2 ) properties seen :0 out of 5
Probabilistic random walk after 422776 steps, saw 84431 distinct states, run finished after 144002 ms. (steps per millisecond=2 ) properties seen :0
[2026-06-01 10:34:05] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 96/134 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/134 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 59/193 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 12/205 variables, 12/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/205 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SMT process timed out in 5423ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 38 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 45776/45776 transitions.
Graph (trivial) has 136 edges and 205 vertex of which 9 / 205 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 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 31 place count 200 transition count 45736
Reduce places removed 30 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 39 rules applied. Total rules applied 70 place count 170 transition count 45727
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 76 place count 164 transition count 45727
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 76 place count 164 transition count 45713
Deduced a syphon composed of 14 places in 65 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 104 place count 150 transition count 45713
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 18 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 184 place count 110 transition count 45673
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 190 place count 110 transition count 45667
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 193 place count 107 transition count 45660
Iterating global reduction 4 with 3 rules applied. Total rules applied 196 place count 107 transition count 45660
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 18 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 210 place count 100 transition count 45686
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 222 place count 100 transition count 45674
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 224 place count 98 transition count 45668
Iterating global reduction 5 with 2 rules applied. Total rules applied 226 place count 98 transition count 45668
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 236 place count 98 transition count 45658
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 17 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 238 place count 97 transition count 45671
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 239 place count 97 transition count 45670
Free-agglomeration rule applied 5 times.
Iterating global reduction 7 with 5 rules applied. Total rules applied 244 place count 97 transition count 45665
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 249 place count 92 transition count 45665
Partial Post-agglomeration rule applied 9 times.
Drop transitions (Partial Post agglomeration) removed 9 transitions
Iterating global reduction 8 with 9 rules applied. Total rules applied 258 place count 92 transition count 45665
Applied a total of 258 rules in 15674 ms. Remains 92 /205 variables (removed 113) and now considering 45665/45776 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15676 ms. Remains : 92/205 places, 45665/45776 transitions.
Knowledge based reduction with 5 factoid took 88 ms. Reduced automaton from 9 states, 12 edges and 3 AP (stutter sensitive) to 9 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 455 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (NOT p0), true, (AND (NOT p0) p1 (NOT p2))]
Knowledge-based reduction took 215985 ms.
Stuttering acceptance computed with spot in 436 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (NOT p0), true, (AND (NOT p0) p1 (NOT p2))]
Stuttering acceptance computed with spot in 438 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), (NOT p0), (NOT p0), true, (AND (NOT p0) p1 (NOT p2))]
Product exploration timeout after 5630 steps with 0 reset in 10010 ms.
Product exploration timeout after 5670 steps with 0 reset in 10006 ms.
Spot run failed in 53 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/ltsmin2938438523161350398
[2026-06-01 10:34:49] [INFO ] Built C files in 1649ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2938438523161350398
Running compilation step : cd /tmp/ltsmin2938438523161350398;'/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/ltsmin2938438523161350398;'/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/ltsmin2938438523161350398;'/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 38 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 45776/45776 transitions.
Applied a total of 0 rules in 341 ms. Remains 205 /205 variables (removed 0) and now considering 45776/45776 (removed 0) transitions.
[2026-06-01 10:34:53] [INFO ] Invariant cache hit.
[2026-06-01 10:35:01] [INFO ] Implicit Places using invariants in 8400 ms returned []
Implicit Place search using SMT only with invariants took 8401 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8746 ms. Remains : 205/205 places, 45776/45776 transitions.
Built C files in :
/tmp/ltsmin6505927096336971178
[2026-06-01 10:35:02] [INFO ] Built C files in 1059ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6505927096336971178
Running compilation step : cd /tmp/ltsmin6505927096336971178;'/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/ltsmin6505927096336971178;'/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/ltsmin6505927096336971178;'/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)
[2026-06-01 10:35:24] [INFO ] Flatten gal took : 10465 ms
[2026-06-01 10:35:32] [INFO ] Flatten gal took : 8727 ms
[2026-06-01 10:35:34] [INFO ] Time to serialize gal into /tmp/LTL484120798776676845.gal : 1187 ms
[2026-06-01 10:35:34] [INFO ] Time to serialize properties into /tmp/LTL11317919039280097733.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/LTL484120798776676845.gal' '-t' 'CGAL' '-hoa' '/tmp/aut5702025013606243861.hoa' '-atoms' '/tmp/LTL11317919039280097733.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Detected timeout of ITS tools.
[2026-06-01 10:36:06] [INFO ] Flatten gal took : 8971 ms
[2026-06-01 10:36:16] [INFO ] Flatten gal took : 9143 ms
[2026-06-01 10:36:17] [INFO ] Time to serialize gal into /tmp/LTL10462680350676207251.gal : 1069 ms
[2026-06-01 10:36:17] [INFO ] Time to serialize properties into /tmp/LTL18368860071527217683.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10462680350676207251.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL18368860071527217683.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.
[2026-06-01 10:36:41] [INFO ] Flatten gal took : 8455 ms
[2026-06-01 10:36:41] [INFO ] Applying decomposition
[2026-06-01 10:36:49] [INFO ] Flatten gal took : 8520 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/graph11370121014997800661.txt' '-o' '/tmp/graph11370121014997800661.bin' '-w' '/tmp/graph11370121014997800661.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11370121014997800661.bin' '-l' '-1' '-v' '-w' '/tmp/graph11370121014997800661.weights' '-q' '0' '-e' '0.001'
[2026-06-01 10:37:13] [INFO ] Decomposing Gal with order
[2026-06-01 10:37:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-01 10:37:31] [INFO ] Removed a total of 576045 redundant transitions.
[2026-06-01 10:37:32] [INFO ] Flatten gal took : 13901 ms
[2026-06-01 10:37:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 38 labels/synchronizations in 5177 ms.
[2026-06-01 10:37:39] [INFO ] Time to serialize gal into /tmp/LTL4715626434743862544.gal : 119 ms
[2026-06-01 10:37:39] [INFO ] Time to serialize properties into /tmp/LTL16370400003605225729.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/LTL4715626434743862544.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16370400003605225729.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(G((X(X(X("(((((i3.u8.p19==0)||(i1.u11.p31==0))||((i3.u14.p43==0)||(i1.u17.p55==0)))||(((i1.u20.p67==0)||(u24.p83==0))||((i3.u27...1450
Formula 0 simplified : XXF(XXX!"(((((i3.u8.p19==0)||(i1.u11.p31==0))||((i3.u14.p43==0)||(i1.u17.p55==0)))||(((i1.u20.p67==0)||(u24.p83==0))||((i3.u27.p95==...1145
Detected timeout of ITS tools.
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-05 finished in 1028925 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)&&((X(G(p1)) U G(p2)) U !p3)))'
Support contains 41 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 207 transition count 50896
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 207 transition count 50896
Applied a total of 4 rules in 1605 ms. Remains 207 /209 variables (removed 2) and now considering 50896/62416 (removed 11520) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12050254396358713311.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11051655637184559965.kers'
[2026-06-01 10:37:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12050254396358713311.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11051655637184559965.kers]
Culled 0 columns in 239 ms.
// Phase 1: matrix 50896 rows 207 cols 1401385 entries
Finished phase 1 with 174 SingleSign rule and 3 generalized
[2026-06-01 10:37:58] [INFO ] Computed 30 invariants in 1111 ms
Computed 30 P flows in 1111 ms.
Exported basis to /tmp/petrispot-output-11051655637184559965.kers
Total runtime 1285 ms.
[2026-06-01 10:38:11] [INFO ] Implicit Places using invariants in 15402 ms returned []
Implicit Place search using SMT only with invariants took 15403 ms to find 0 implicit places.
Running 50895 sub problems to find dead transitions.
[2026-06-01 10:38:12] [INFO ] Invariant cache hit.
SMT process timed out in 298321ms, After SMT, problems are : Problem set: 0 solved, 50895 unsolved
Search for dead transitions found 0 dead transitions in 298544ms
Starting structural reductions in LTL mode, iteration 1 : 207/209 places, 50896/62416 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 315638 ms. Remains : 207/209 places, 50896/62416 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)&&((X(G(p1)) U G(p2)) U !p3)))'
Stuttering acceptance computed with spot in 280 ms :[(OR (NOT p0) p3), (NOT p0), (NOT p1), (NOT p2), p3, (AND (NOT p2) (NOT p1)), true, (AND (NOT p2) p1)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-06
Product exploration timeout after 6110 steps with 0 reset in 10008 ms.
Stack based approach found an accepted trace after 50 steps with 0 reset with depth 51 and stack size 51 in 8 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-06 finished in 326194 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F((G(p1)||p0))))||F(p2)))'
Support contains 24 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 193 transition count 41681
Ensure Unique test removed 11 places
Iterating global reduction 0 with 27 rules applied. Total rules applied 43 place count 182 transition count 41681
Applied a total of 43 rules in 8107 ms. Remains 182 /209 variables (removed 27) and now considering 41681/62416 (removed 20735) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5532977030016525030.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17533642093081698511.kers'
[2026-06-01 10:43:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5532977030016525030.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17533642093081698511.kers]
Culled 0 columns in 118 ms.
// Phase 1: matrix 41681 rows 182 cols 705592 entries
Finished phase 1 with 162 SingleSign rule and 1 generalized
[2026-06-01 10:43:30] [INFO ] Computed 19 invariants in 545 ms
Computed 19 P flows in 548 ms.
Exported basis to /tmp/petrispot-output-17533642093081698511.kers
Total runtime 667 ms.
[2026-06-01 10:43:40] [INFO ] Implicit Places using invariants in 11366 ms returned [90]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 11412 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 181/209 places, 41681/62416 transitions.
Applied a total of 0 rules in 166 ms. Remains 181 /181 variables (removed 0) and now considering 41681/41681 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 19688 ms. Remains : 181/209 places, 41681/62416 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F((G(p1)||p0))))||F(p2)))'
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 2265 ms.
Product exploration explored 100000 steps with 33333 reset in 2351 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge based reduction with 7 factoid took 46 ms. Proved property starting from automaton with 3 states, 4 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 549 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-07 finished in 25206 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 13 out of 209 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Graph (trivial) has 162 edges and 209 vertex of which 11 / 209 are part of one of the 5 SCC in 3 ms
Free SCC test removed 6 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 28 transitions
Trivial Post-agglo rules discarded 28 transitions
Performed 28 trivial Post agglomeration. Transition count delta: 28
Iterating post reduction 0 with 28 rules applied. Total rules applied 29 place count 202 transition count 62380
Reduce places removed 28 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 37 rules applied. Total rules applied 66 place count 174 transition count 62371
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 168 transition count 62371
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 72 place count 168 transition count 62359
Deduced a syphon composed of 12 places in 81 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 96 place count 156 transition count 62359
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 100 place count 152 transition count 45719
Iterating global reduction 3 with 4 rules applied. Total rules applied 104 place count 152 transition count 45719
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 108 place count 148 transition count 12439
Iterating global reduction 3 with 4 rules applied. Total rules applied 112 place count 148 transition count 12439
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 114 place count 146 transition count 12435
Iterating global reduction 3 with 2 rules applied. Total rules applied 116 place count 146 transition count 12435
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 4 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 216 place count 96 transition count 12385
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 222 place count 96 transition count 12379
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 225 place count 93 transition count 12372
Iterating global reduction 4 with 3 rules applied. Total rules applied 228 place count 93 transition count 12372
Performed 8 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 8 places in 4 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 244 place count 85 transition count 12390
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 256 place count 85 transition count 12378
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 258 place count 83 transition count 12374
Iterating global reduction 5 with 2 rules applied. Total rules applied 260 place count 83 transition count 12374
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 270 place count 83 transition count 12364
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 272 place count 82 transition count 12377
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 6 with 10 rules applied. Total rules applied 282 place count 82 transition count 12367
Applied a total of 282 rules in 41199 ms. Remains 82 /209 variables (removed 127) and now considering 12367/62416 (removed 50049) transitions.
[2026-06-01 10:44:27] [INFO ] Flow matrix only has 12349 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5891854684358763508.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7047672481638738196.kers'
[2026-06-01 10:44:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5891854684358763508.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7047672481638738196.kers]
Normalized transition count is 12348 out of 12349 initially.
Culled 0 columns in 57 ms.
// Phase 1: matrix 12348 rows 82 cols 336186 entries
Finished phase 1 with 50 SingleSign rule and 2 generalized
[2026-06-01 10:44:27] [INFO ] Computed 30 invariants in 207 ms
Computed 30 P flows in 208 ms.
Exported basis to /tmp/petrispot-output-7047672481638738196.kers
Total runtime 254 ms.
[2026-06-01 10:44:38] [INFO ] Implicit Places using invariants in 10830 ms returned []
Implicit Place search using SMT only with invariants took 10831 ms to find 0 implicit places.
Running 12359 sub problems to find dead transitions.
[2026-06-01 10:44:38] [INFO ] Flow matrix only has 12349 transitions (discarded 18 similar events)
[2026-06-01 10:44:38] [INFO ] Invariant cache hit.
[2026-06-01 10:44:38] [INFO ] State equation strengthened by 27 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12359 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 81/12431 variables, and 12 constraints, problems are : Problem set: 0 solved, 12359 unsolved in 30361 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/82 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 12359/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12359 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12359 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 81/12431 variables, and 12 constraints, problems are : Problem set: 0 solved, 12359 unsolved in 30327 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/82 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 12340/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 87332ms problems are : Problem set: 0 solved, 12359 unsolved
Search for dead transitions found 0 dead transitions in 87385ms
Starting structural reductions in SI_LTL mode, iteration 1 : 82/209 places, 12367/62416 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 139437 ms. Remains : 82/209 places, 12367/62416 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 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-08 finished in 139628 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&&G(p1)) U X(p2))&&G(p3)))'
Support contains 37 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 205 transition count 45776
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 205 transition count 45776
Applied a total of 8 rules in 2171 ms. Remains 205 /209 variables (removed 4) and now considering 45776/62416 (removed 16640) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-874375562584901904.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4640949449556410902.kers'
[2026-06-01 10:46:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-874375562584901904.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4640949449556410902.kers]
Culled 0 columns in 368 ms.
// Phase 1: matrix 45776 rows 205 cols 1268265 entries
Finished phase 1 with 173 SingleSign rule and 2 generalized
[2026-06-01 10:46:09] [INFO ] Computed 30 invariants in 1167 ms
Computed 30 P flows in 1168 ms.
Exported basis to /tmp/petrispot-output-4640949449556410902.kers
Total runtime 1394 ms.
[2026-06-01 10:46:21] [INFO ] Implicit Places using invariants in 12907 ms returned []
Implicit Place search using SMT only with invariants took 12911 ms to find 0 implicit places.
Running 45775 sub problems to find dead transitions.
[2026-06-01 10:46:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/204 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 45775 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 204/45981 variables, and 12 constraints, problems are : Problem set: 0 solved, 45775 unsolved in 31350 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, Generalized P Invariants (flows): 12/12 constraints, State Equation: 0/205 constraints, PredecessorRefiner: 45775/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 45775 unsolved
SMT process timed out in 252140ms, After SMT, problems are : Problem set: 0 solved, 45775 unsolved
Search for dead transitions found 0 dead transitions in 252331ms
Starting structural reductions in LTL mode, iteration 1 : 205/209 places, 45776/62416 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 267487 ms. Remains : 205/209 places, 45776/62416 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&&G(p1)) U X(p2))&&G(p3)))'
Stuttering acceptance computed with spot in 299 ms :[(OR (NOT p3) (NOT p2)), true, (NOT p2), (NOT p3), (NOT p2), (NOT p1)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP12C04-LTLFireability-10
Product exploration timeout after 5450 steps with 0 reset in 10006 ms.
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ErlangenMainframeV1-PT-bP12C04-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP12C04-LTLFireability-10 finished in 278112 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(!p0))||(F(!p0)&&X((F(!p1)||X((!p2||G(F(!p3))))))))))'
Support contains 41 out of 209 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 209/209 places, 62416/62416 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 207 transition count 50896
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 207 transition count 50896
Applied a total of 4 rules in 1603 ms. Remains 207 /209 variables (removed 2) and now considering 50896/62416 (removed 11520) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4767608754380522763.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14635696772012179655.kers'
[2026-06-01 10:50:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4767608754380522763.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14635696772012179655.kers]
Culled 0 columns in 411 ms.
// Phase 1: matrix 50896 rows 207 cols 1401385 entries
Finished phase 1 with 174 SingleSign rule and 3 generalized
[2026-06-01 10:50:47] [INFO ] Computed 30 invariants in 1178 ms
Computed 30 P flows in 1178 ms.
Exported basis to /tmp/petrispot-output-14635696772012179655.kers
Total runtime 1358 ms.
[2026-06-01 10:51:03] [INFO ] Implicit Places using invariants in 17735 ms returned []
Implicit Place search using SMT only with invariants took 17738 ms to find 0 implicit places.
Running 50895 sub problems to find dead transitions.
[2026-06-01 10:51:03] [INFO ] Invariant cache hit.

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="ErlangenMainframeV1-PT-bP12C04"
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 ErlangenMainframeV1-PT-bP12C04, 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-178021499100140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV1-PT-bP12C04.tgz
mv ErlangenMainframeV1-PT-bP12C04 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 ;