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-178021499100124.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-bP10C08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499100124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 93M
-rw-r--r-- 1 mcc users 7.5K May 27 15:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 27 15:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 27 15:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 27 15:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 27 15:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 27 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 27 15:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 27 15:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 8.3K May 27 15:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K May 27 15:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 27 15:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K May 27 15:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 15:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 15:53 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 93M 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-bP10C08-LTLFireability-00
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-01
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-02
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-03
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-04
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-05
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-06
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-07
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-08
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-09
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-10
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-11
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-12
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-13
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-14
FORMULA_NAME ErlangenMainframeV1-PT-bP10C08-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1780293347252

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-bP10C08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-06-01 05:55:49] [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 05:55:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 05:55:54] [INFO ] Load time of PNML (sax parser for PT used): 4602 ms
[2026-06-01 05:55:54] [INFO ] Transformed 339 places.
[2026-06-01 05:55:54] [INFO ] Transformed 79090 transitions.
[2026-06-01 05:55:54] [INFO ] Found NUPN structural information;
[2026-06-01 05:55:54] [INFO ] Parsed PT model containing 339 places and 79090 transitions and 1838023 arcs in 5436 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 54 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 60 out of 339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 339/339 places, 79090/79090 transitions.
Discarding 75 places :
Symmetric choice reduction at 0 with 75 rule applications. Total rules 75 place count 264 transition count 79015
Iterating global reduction 0 with 75 rules applied. Total rules applied 150 place count 264 transition count 79015
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 199 place count 215 transition count 78966
Iterating global reduction 0 with 49 rules applied. Total rules applied 248 place count 215 transition count 78966
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 251 place count 212 transition count 78963
Iterating global reduction 0 with 3 rules applied. Total rules applied 254 place count 212 transition count 78963
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 257 place count 209 transition count 78944
Iterating global reduction 0 with 3 rules applied. Total rules applied 260 place count 209 transition count 78944
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 263 place count 206 transition count 78941
Iterating global reduction 0 with 3 rules applied. Total rules applied 266 place count 206 transition count 78941
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 269 place count 203 transition count 78938
Iterating global reduction 0 with 3 rules applied. Total rules applied 272 place count 203 transition count 78938
Applied a total of 272 rules in 4266 ms. Remains 203 /339 variables (removed 136) and now considering 78938/79090 (removed 152) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16006616088457015123.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16214899017781499886.kers'
[2026-06-01 05:56:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16006616088457015123.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16214899017781499886.kers]
Culled 0 columns in 518 ms.
// Phase 1: matrix 78938 rows 203 cols 1837643 entries
Finished phase 1 with 174 SingleSign rule and 3 generalized
[2026-06-01 05:56:03] [INFO ] Computed 26 invariants in 1989 ms
Computed 26 P flows in 1991 ms.
Exported basis to /tmp/petrispot-output-16214899017781499886.kers
Total runtime 2237 ms.
[2026-06-01 05:56:04] [INFO ] Implicit Places using invariants in 3220 ms returned []
Implicit Place search using SMT only with invariants took 3657 ms to find 0 implicit places.
Running 78937 sub problems to find dead transitions.
[2026-06-01 05:56:05] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 537682ms, After SMT, problems are : Problem set: 0 solved, 78937 unsolved
Search for dead transitions found 0 dead transitions in 538227ms
Starting structural reductions in LTL mode, iteration 1 : 203/339 places, 78938/79090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 546804 ms. Remains : 203/339 places, 78938/79090 transitions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Applied a total of 0 rules in 463 ms. Remains 203 /203 variables (removed 0) and now considering 78938/78938 (removed 0) transitions.
[2026-06-01 06:05:03] [INFO ] Invariant cache hit.
[2026-06-01 06:05:03] [INFO ] Implicit Places using invariants in 231 ms returned []
Implicit Place search using SMT only with invariants took 235 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 710 ms. Remains : 203/203 places, 78938/78938 transitions.
Support contains 60 out of 203 places after structural reductions.
[2026-06-01 06:05:16] [INFO ] Flatten gal took : 11837 ms
[2026-06-01 06:05:28] [INFO ] Flatten gal took : 11627 ms
[2026-06-01 06:05:45] [INFO ] Input system was already deterministic with 78938 transitions.
Reduction of identical properties reduced properties to check from 41 to 40
RANDOM walk for 31611 steps (6 resets) in 120015 ms. (0 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 384 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 321 ms. (12 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 367 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 374 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 455 ms. (8 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 268 ms. (14 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 428 ms. (9 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 244 ms. (16 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 205 ms. (19 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 394 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 327 ms. (12 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 280 ms. (14 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 254 ms. (15 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 224 ms. (17 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 305 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 281 ms. (14 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 243 ms. (16 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 247 ms. (16 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 263 ms. (15 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 298 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 285 ms. (14 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 393 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 469 ms. (8 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 359 ms. (11 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 289 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 339 ms. (11 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 291 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 292 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 424 ms. (9 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 367 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4002 steps (8 resets) in 336 ms. (11 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 232 ms. (17 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 267 ms. (14 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 290 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 383 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 222 ms. (17 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 295 ms. (13 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 284 ms. (14 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4003 steps (8 resets) in 368 ms. (10 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 313 ms. (12 steps per ms) remains 40/40 properties
Interrupted probabilistic random walk after 137407 steps, run timeout after 102001 ms. (steps per millisecond=1 ) properties seen :0 out of 40
Probabilistic random walk after 137407 steps, saw 39729 distinct states, run finished after 102014 ms. (steps per millisecond=1 ) properties seen :0
[2026-06-01 06:08:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Problem AtomicPropp17 is UNSAT
At refinement iteration 1 (OVERLAPS) 37/97 variables, 12/12 constraints. Problems are: Problem set: 1 solved, 39 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 97/79141 variables, and 12 constraints, problems are : Problem set: 1 solved, 39 unsolved in 6157 ms.
Refiners :[Positive P Invariants (semi-flows): 12/16 constraints, Generalized P Invariants (flows): 0/10 constraints, State Equation: 0/203 constraints, PredecessorRefiner: 40/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 39 unsolved
Problem AtomicPropp22 is UNSAT
At refinement iteration 1 (OVERLAPS) 37/97 variables, 12/12 constraints. Problems are: Problem set: 2 solved, 38 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 97/79141 variables, and 12 constraints, problems are : Problem set: 2 solved, 38 unsolved in 5051 ms.
Refiners :[Positive P Invariants (semi-flows): 12/16 constraints, Generalized P Invariants (flows): 0/10 constraints, State Equation: 0/203 constraints, PredecessorRefiner: 39/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12423ms problems are : Problem set: 2 solved, 38 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 203 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Graph (trivial) has 128 edges and 203 vertex of which 9 / 203 are part of one of the 4 SCC in 44 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 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 198 transition count 78900
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 170 transition count 78891
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 164 transition count 78891
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 72 place count 164 transition count 78877
Deduced a syphon composed of 14 places in 102 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 100 place count 150 transition count 78877
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 37 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 164 place count 118 transition count 78845
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 170 place count 118 transition count 78839
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 173 place count 115 transition count 78832
Iterating global reduction 4 with 3 rules applied. Total rules applied 176 place count 115 transition count 78832
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 35 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 190 place count 108 transition count 78861
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 202 place count 108 transition count 78849
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 204 place count 106 transition count 78843
Iterating global reduction 5 with 2 rules applied. Total rules applied 206 place count 106 transition count 78843
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 216 place count 106 transition count 78833
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 32 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 218 place count 105 transition count 78846
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 219 place count 105 transition count 78845
Free-agglomeration rule applied 3 times.
Iterating global reduction 7 with 3 rules applied. Total rules applied 222 place count 105 transition count 78842
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 225 place count 102 transition count 78842
Partial Post-agglomeration rule applied 10 times.
Drop transitions (Partial Post agglomeration) removed 10 transitions
Iterating global reduction 8 with 10 rules applied. Total rules applied 235 place count 102 transition count 78842
Applied a total of 235 rules in 20045 ms. Remains 102 /203 variables (removed 101) and now considering 78842/78938 (removed 96) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20050 ms. Remains : 102/203 places, 78842/78938 transitions.
Successfully simplified 2 atomic propositions for a total of 15 simplifications.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 21 stabilizing places and 21 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 11 out of 203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Graph (trivial) has 160 edges and 203 vertex of which 11 / 203 are part of one of the 5 SCC in 5 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 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 196 transition count 78904
Reduce places removed 26 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 35 rules applied. Total rules applied 62 place count 170 transition count 78895
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 68 place count 164 transition count 78895
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 68 place count 164 transition count 78883
Deduced a syphon composed of 12 places in 112 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 92 place count 152 transition count 78883
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 100 place count 144 transition count 53663
Iterating global reduction 3 with 8 rules applied. Total rules applied 108 place count 144 transition count 53663
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 116 place count 136 transition count 3223
Iterating global reduction 3 with 8 rules applied. Total rules applied 124 place count 136 transition count 3223
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 128 place count 132 transition count 3215
Iterating global reduction 3 with 4 rules applied. Total rules applied 132 place count 132 transition count 3215
Performed 44 Post agglomeration using F-continuation condition.Transition count delta: 44
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 3 with 88 rules applied. Total rules applied 220 place count 88 transition count 3171
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 226 place count 88 transition count 3165
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 229 place count 85 transition count 3158
Iterating global reduction 4 with 3 rules applied. Total rules applied 232 place count 85 transition count 3158
Performed 10 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 4 with 20 rules applied. Total rules applied 252 place count 75 transition count 3176
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 264 place count 75 transition count 3164
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 266 place count 73 transition count 3160
Iterating global reduction 5 with 2 rules applied. Total rules applied 268 place count 73 transition count 3160
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 278 place count 73 transition count 3150
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 280 place count 72 transition count 3163
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 6 with 19 rules applied. Total rules applied 299 place count 72 transition count 3144
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 300 place count 71 transition count 3143
Applied a total of 300 rules in 26360 ms. Remains 71 /203 variables (removed 132) and now considering 3143/78938 (removed 75795) transitions.
[2026-06-01 06:09:03] [INFO ] Flow matrix only has 3123 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12751776079294373249.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7049899230065574628.kers'
[2026-06-01 06:09:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12751776079294373249.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7049899230065574628.kers]
Normalized transition count is 3122 out of 3123 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 12 ms.
// Phase 1: matrix 3122 rows 69 cols 71832 entries
Finished phase 1 with 43 SingleSign rule and 2 generalized
[2026-06-01 06:09:03] [INFO ] Computed 26 invariants in 48 ms
Computed 26 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-7049899230065574628.kers
Total runtime 76 ms.
[2026-06-01 06:09:06] [INFO ] Implicit Places using invariants in 2139 ms returned []
[2026-06-01 06:09:06] [INFO ] Flow matrix only has 3123 transitions (discarded 20 similar events)
[2026-06-01 06:09:06] [INFO ] Invariant cache hit.
[2026-06-01 06:09:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-06-01 06:09:10] [INFO ] Implicit Places using invariants and state equation in 4374 ms returned []
Implicit Place search using SMT with State Equation took 6518 ms to find 0 implicit places.
[2026-06-01 06:09:11] [INFO ] Redundant transitions in 788 ms returned []
Running 3117 sub problems to find dead transitions.
[2026-06-01 06:09:11] [INFO ] Flow matrix only has 3123 transitions (discarded 20 similar events)
[2026-06-01 06:09:11] [INFO ] Invariant cache hit.
[2026-06-01 06:09:11] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 3117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 66/3194 variables, and 21 constraints, problems are : Problem set: 0 solved, 3117 unsolved in 30117 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3117/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3117 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 3117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 66/3194 variables, and 21 constraints, problems are : Problem set: 0 solved, 3117 unsolved in 30115 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3113/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65025ms problems are : Problem set: 0 solved, 3117 unsolved
Search for dead transitions found 0 dead transitions in 65054ms
Starting structural reductions in SI_LTL mode, iteration 1 : 71/203 places, 3143/78938 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 98750 ms. Remains : 71/203 places, 3143/78938 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 316 ms :[(NOT p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 3 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-00 finished in 99252 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((X(X(p1)) U (X(X(p1))&&p2)))))'
Support contains 23 out of 203 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 185 transition count 52695
Ensure Unique test removed 9 places
Iterating global reduction 0 with 27 rules applied. Total rules applied 45 place count 176 transition count 52695
Applied a total of 45 rules in 9120 ms. Remains 176 /203 variables (removed 27) and now considering 52695/78938 (removed 26243) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5153802207731760334.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1365930833935382570.kers'
[2026-06-01 06:10:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5153802207731760334.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1365930833935382570.kers]
Culled 0 columns in 137 ms.
// Phase 1: matrix 52695 rows 176 cols 787896 entries
Finished phase 1 with 158 SingleSign rule and 1 generalized
[2026-06-01 06:10:26] [INFO ] Computed 17 invariants in 724 ms
Computed 17 P flows in 727 ms.
Exported basis to /tmp/petrispot-output-1365930833935382570.kers
Total runtime 840 ms.
[2026-06-01 06:10:35] [INFO ] Implicit Places using invariants in 9942 ms returned [84]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 10032 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 175/203 places, 52695/78938 transitions.
Applied a total of 0 rules in 247 ms. Remains 175 /175 variables (removed 0) and now considering 52695/52695 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 19403 ms. Remains : 175/203 places, 52695/78938 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((X(X(p1)) U (X(X(p1))&&p2)))))'
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-01
Product exploration timeout after 4340 steps with 0 reset in 10010 ms.
Stack based approach found an accepted trace after 59 steps with 0 reset with depth 60 and stack size 60 in 38 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-01 finished in 29948 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((X(p0) U p1)&&F(p2))))'
Support contains 32 out of 203 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 195 transition count 53718
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 195 transition count 53718
Applied a total of 16 rules in 3992 ms. Remains 195 /203 variables (removed 8) and now considering 53718/78938 (removed 25220) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12843770938531848893.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1737101096189108130.kers'
[2026-06-01 06:10:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12843770938531848893.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1737101096189108130.kers]
Culled 0 columns in 223 ms.
// Phase 1: matrix 53718 rows 195 cols 1282803 entries
Finished phase 1 with 167 SingleSign rule and 2 generalized
[2026-06-01 06:10:52] [INFO ] Computed 26 invariants in 1090 ms
Computed 26 P flows in 1091 ms.
Exported basis to /tmp/petrispot-output-1737101096189108130.kers
Total runtime 1268 ms.
[2026-06-01 06:11:04] [INFO ] Implicit Places using invariants in 13842 ms returned []
Implicit Place search using SMT only with invariants took 13847 ms to find 0 implicit places.
Running 53717 sub problems to find dead transitions.
[2026-06-01 06:11:04] [INFO ] Invariant cache hit.
SMT process timed out in 311663ms, After SMT, problems are : Problem set: 0 solved, 53717 unsolved
Search for dead transitions found 0 dead transitions in 311911ms
Starting structural reductions in LTL mode, iteration 1 : 195/203 places, 53718/78938 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 329865 ms. Remains : 195/203 places, 53718/78938 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((X(p0) U p1)&&F(p2))))'
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p2), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-02
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-02 finished in 330364 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((!p1 U (p2||G(!p1))))))||(F(!p0)&&F((!p1 U (p2||G(!p1))))&&X(!p3)))))'
Support contains 37 out of 203 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 200 transition count 60470
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 200 transition count 60470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 199 transition count 42974
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 199 transition count 42974
Applied a total of 8 rules in 5080 ms. Remains 199 /203 variables (removed 4) and now considering 42974/78938 (removed 35964) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4060327699379864161.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4166204945013071766.kers'
[2026-06-01 06:16:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4060327699379864161.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4166204945013071766.kers]
Culled 0 columns in 183 ms.
// Phase 1: matrix 42974 rows 199 cols 1011443 entries
Finished phase 1 with 170 SingleSign rule and 3 generalized
[2026-06-01 06:16:23] [INFO ] Computed 26 invariants in 992 ms
Computed 26 P flows in 993 ms.
Exported basis to /tmp/petrispot-output-4166204945013071766.kers
Total runtime 1151 ms.
[2026-06-01 06:16:34] [INFO ] Implicit Places using invariants in 11991 ms returned []
Implicit Place search using SMT only with invariants took 11993 ms to find 0 implicit places.
Running 42973 sub problems to find dead transitions.
[2026-06-01 06:16:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 42973 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 198/43173 variables, and 10 constraints, problems are : Problem set: 0 solved, 42973 unsolved in 31223 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/199 constraints, PredecessorRefiner: 42973/168 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 42973 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 42973 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 198/43173 variables, and 10 constraints, problems are : Problem set: 0 solved, 42973 unsolved in 30725 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/199 constraints, PredecessorRefiner: 42805/168 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 242201ms problems are : Problem set: 0 solved, 42973 unsolved
Search for dead transitions found 0 dead transitions in 242418ms
Starting structural reductions in LTL mode, iteration 1 : 199/203 places, 42974/78938 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 259616 ms. Remains : 199/203 places, 42974/78938 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((F(p0)&&F((!p1 U (p2||G(!p1))))))||(F(p0)&&F((!p1 U (p2||G(!p1))))&&X(p3)))))'
Stuttering acceptance computed with spot in 167 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (AND (NOT p2) p1), (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p3)))]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-03
Product exploration timeout after 7860 steps with 0 reset in 10002 ms.
Product exploration timeout after 7860 steps with 2 reset in 10001 ms.
Computed a total of 21 stabilizing places and 21 stable transitions
Computed a total of 21 stabilizing places and 21 stable transitions
Knowledge based reduction with 17 factoid took 74 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 40000 steps (8 resets) in 88248 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 21562 steps (3 resets) in 19421 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 18868 steps (3 resets) in 20011 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 14493 steps (1 resets) in 20009 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 22862 steps (4 resets) in 18315 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 14757 steps (2 resets) in 20011 ms. (0 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 505038 steps, run timeout after 144003 ms. (steps per millisecond=3 ) properties seen :0 out of 5
Probabilistic random walk after 505038 steps, saw 88164 distinct states, run finished after 144003 ms. (steps per millisecond=3 ) properties seen :0
[2026-06-01 06:24:11] [INFO ] Invariant cache hit.
Problem apf2 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 102/125 variables, 12/12 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 59/184 variables, 4/16 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/184 variables, 0/16 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 15/199 variables, 10/26 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 4 unsolved
SMT process timed out in 5380ms, After SMT, problems are : Problem set: 1 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 199 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 199/199 places, 42974/42974 transitions.
Graph (trivial) has 147 edges and 199 vertex of which 9 / 199 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 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 194 transition count 42936
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 166 transition count 42927
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 160 transition count 42927
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 72 place count 160 transition count 42913
Deduced a syphon composed of 14 places in 50 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 100 place count 146 transition count 42913
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 105 place count 141 transition count 36161
Iterating global reduction 3 with 5 rules applied. Total rules applied 110 place count 141 transition count 36161
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 112 place count 139 transition count 16721
Iterating global reduction 3 with 2 rules applied. Total rules applied 114 place count 139 transition count 16721
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 115 place count 138 transition count 16719
Iterating global reduction 3 with 1 rules applied. Total rules applied 116 place count 138 transition count 16719
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: 39
Deduced a syphon composed of 39 places in 6 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 194 place count 99 transition count 16680
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 200 place count 99 transition count 16674
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 203 place count 96 transition count 16667
Iterating global reduction 4 with 3 rules applied. Total rules applied 206 place count 96 transition count 16667
Performed 8 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 8 places in 6 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 222 place count 88 transition count 16700
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 234 place count 88 transition count 16688
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 236 place count 86 transition count 16682
Iterating global reduction 5 with 2 rules applied. Total rules applied 238 place count 86 transition count 16682
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 248 place count 86 transition count 16672
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 250 place count 85 transition count 16685
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 251 place count 85 transition count 16684
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 7 with 18 rules applied. Total rules applied 269 place count 85 transition count 16666
Free-agglomeration rule applied 13 times.
Iterating global reduction 7 with 13 rules applied. Total rules applied 282 place count 85 transition count 16653
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 295 place count 72 transition count 16653
Drop transitions (Redundant composition of simpler transitions.) removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 8 with 11 rules applied. Total rules applied 306 place count 72 transition count 16642
Partial Post-agglomeration rule applied 5 times.
Drop transitions (Partial Post agglomeration) removed 5 transitions
Iterating global reduction 8 with 5 rules applied. Total rules applied 311 place count 72 transition count 16642
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 8 with 5 rules applied. Total rules applied 316 place count 72 transition count 16637
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 317 place count 71 transition count 16636
Applied a total of 317 rules in 66779 ms. Remains 71 /199 variables (removed 128) and now considering 16636/42974 (removed 26338) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66779 ms. Remains : 71/199 places, 16636/42974 transitions.
Found 1 invariant AP formulas.
Knowledge based reduction with 18 factoid took 81 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 155 ms :[p1, p1, false]
Knowledge-based reduction took 266400 ms.
Stuttering acceptance computed with spot in 155 ms :[p1, p1, false]
Support contains 23 out of 199 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 199/199 places, 42974/42974 transitions.
Graph (trivial) has 140 edges and 199 vertex of which 9 / 199 are part of one of the 4 SCC in 2 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 193 transition count 42942
Reduce places removed 25 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 34 rules applied. Total rules applied 60 place count 168 transition count 42933
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 66 place count 162 transition count 42933
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 13 Pre rules applied. Total rules applied 66 place count 162 transition count 42920
Deduced a syphon composed of 13 places in 51 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 26 rules applied. Total rules applied 92 place count 149 transition count 42920
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 22 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 3 with 74 rules applied. Total rules applied 166 place count 112 transition count 42883
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 172 place count 112 transition count 42877
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 175 place count 109 transition count 42870
Iterating global reduction 4 with 3 rules applied. Total rules applied 178 place count 109 transition count 42870
Performed 6 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 6 places in 19 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 190 place count 103 transition count 42888
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 202 place count 103 transition count 42876
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 204 place count 101 transition count 42872
Iterating global reduction 5 with 2 rules applied. Total rules applied 206 place count 101 transition count 42872
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 216 place count 101 transition count 42862
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 19 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 218 place count 100 transition count 42875
Partial Post-agglomeration rule applied 14 times.
Drop transitions (Partial Post agglomeration) removed 14 transitions
Iterating global reduction 6 with 14 rules applied. Total rules applied 232 place count 100 transition count 42875
Applied a total of 232 rules in 8190 ms. Remains 100 /199 variables (removed 99) and now considering 42875/42974 (removed 99) transitions.
[2026-06-01 06:25:31] [INFO ] Flow matrix only has 42855 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-335577803242340045.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8113591717897440840.kers'
[2026-06-01 06:25:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-335577803242340045.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8113591717897440840.kers]
Normalized transition count is 42854 out of 42855 initially.
Culled 0 columns in 301 ms.
// Phase 1: matrix 42854 rows 100 cols 1011334 entries
Finished phase 1 with 71 SingleSign rule and 3 generalized
[2026-06-01 06:25:33] [INFO ] Computed 26 invariants in 983 ms
Computed 26 P flows in 983 ms.
Exported basis to /tmp/petrispot-output-8113591717897440840.kers
Total runtime 1148 ms.
[2026-06-01 06:25:44] [INFO ] Implicit Places using invariants in 12674 ms returned []
Implicit Place search using SMT only with invariants took 12677 ms to find 0 implicit places.
Running 42863 sub problems to find dead transitions.
[2026-06-01 06:25:44] [INFO ] Flow matrix only has 42855 transitions (discarded 20 similar events)
[2026-06-01 06:25:44] [INFO ] Invariant cache hit.
[2026-06-01 06:25:45] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 42863 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 99/42955 variables, and 10 constraints, problems are : Problem set: 0 solved, 42863 unsolved in 31059 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/100 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 42863/38 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 42863 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 42863 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 99/42955 variables, and 10 constraints, problems are : Problem set: 0 solved, 42863 unsolved in 31071 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/100 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 42825/38 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 237085ms problems are : Problem set: 0 solved, 42863 unsolved
Search for dead transitions found 0 dead transitions in 237332ms
Starting structural reductions in SI_LTL mode, iteration 1 : 100/199 places, 42875/42974 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 258306 ms. Remains : 100/199 places, 42875/42974 transitions.
Computed a total of 2 stabilizing places and 13 stable transitions
Computed a total of 2 stabilizing places and 13 stable transitions
Knowledge based reduction with 9 factoid took 57 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (8 resets) in 75295 ms. (0 steps per ms) remains 3/3 properties
BEST_FIRST walk for 11765 steps (0 resets) in 20010 ms. (0 steps per ms) remains 3/3 properties
BEST_FIRST walk for 12053 steps (0 resets) in 20012 ms. (0 steps per ms) remains 3/3 properties
BEST_FIRST walk for 16750 steps (2 resets) in 20016 ms. (0 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 317818 steps, run timeout after 102003 ms. (steps per millisecond=3 ) properties seen :0 out of 3
Probabilistic random walk after 317818 steps, saw 51196 distinct states, run finished after 102004 ms. (steps per millisecond=3 ) properties seen :0
[2026-06-01 06:31:59] [INFO ] Flow matrix only has 42855 transitions (discarded 20 similar events)
[2026-06-01 06:31:59] [INFO ] Invariant cache hit.
[2026-06-01 06:31:59] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 49/72 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 13/85 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 15/100 variables, 10/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/100 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 5436ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 42875/42875 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 100 transition count 42868
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 9 place count 98 transition count 42868
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 9 place count 98 transition count 42863
Deduced a syphon composed of 5 places in 18 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 19 place count 93 transition count 42863
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 24 place count 88 transition count 36111
Iterating global reduction 2 with 5 rules applied. Total rules applied 29 place count 88 transition count 36111
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 31 place count 86 transition count 16671
Iterating global reduction 2 with 2 rules applied. Total rules applied 33 place count 86 transition count 16671
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 2 with 16 rules applied. Total rules applied 49 place count 86 transition count 16655
Free-agglomeration rule applied 15 times.
Iterating global reduction 2 with 15 rules applied. Total rules applied 64 place count 86 transition count 16640
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 79 place count 71 transition count 16640
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 3 with 21 rules applied. Total rules applied 100 place count 71 transition count 16619
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 101 place count 70 transition count 16618
Applied a total of 101 rules in 50783 ms. Remains 70 /100 variables (removed 30) and now considering 16618/42875 (removed 26257) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50787 ms. Remains : 70/100 places, 16618/42875 transitions.
Knowledge based reduction with 9 factoid took 59 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[p1, p1, false]
Knowledge-based reduction took 193555 ms.
Stuttering acceptance computed with spot in 106 ms :[p1, p1, false]
Stuttering acceptance computed with spot in 135 ms :[p1, p1, false]
Product exploration timeout after 7600 steps with 0 reset in 10009 ms.
Product exploration timeout after 7910 steps with 0 reset in 10003 ms.
Built C files in :
/tmp/ltsmin11238057249250447073
[2026-06-01 06:33:15] [INFO ] Too many transitions (42875) to apply POR reductions. Disabling POR matrices.
[2026-06-01 06:33:17] [INFO ] Built C files in 1333ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11238057249250447073
Running compilation step : cd /tmp/ltsmin11238057249250447073;'/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/ltsmin11238057249250447073;'/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/ltsmin11238057249250447073;'/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 23 out of 100 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 100/100 places, 42875/42875 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 100 transition count 42870
Deduced a syphon composed of 5 places in 23 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 95 transition count 42870
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 15 place count 90 transition count 36118
Iterating global reduction 0 with 5 rules applied. Total rules applied 20 place count 90 transition count 36118
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 88 transition count 16678
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 88 transition count 16678
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 0 with 17 rules applied. Total rules applied 41 place count 88 transition count 16661
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 87 transition count 16660
Applied a total of 42 rules in 20514 ms. Remains 87 /100 variables (removed 13) and now considering 16660/42875 (removed 26215) transitions.
[2026-06-01 06:33:40] [INFO ] Flow matrix only has 16641 transitions (discarded 19 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-42896632380204975.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9601855739528686764.kers'
[2026-06-01 06:33:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-42896632380204975.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9601855739528686764.kers]
Normalized transition count is 16640 out of 16641 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 65 ms.
// Phase 1: matrix 16640 rows 85 cols 396008 entries
Finished phase 1 with 59 SingleSign rule and 2 generalized
[2026-06-01 06:33:41] [INFO ] Computed 26 invariants in 241 ms
Computed 26 P flows in 241 ms.
Exported basis to /tmp/petrispot-output-9601855739528686764.kers
Total runtime 294 ms.
[2026-06-01 06:33:49] [INFO ] Implicit Places using invariants in 8600 ms returned []
Implicit Place search using SMT only with invariants took 8602 ms to find 0 implicit places.
Running 16641 sub problems to find dead transitions.
[2026-06-01 06:33:49] [INFO ] Flow matrix only has 16641 transitions (discarded 19 similar events)
[2026-06-01 06:33:49] [INFO ] Invariant cache hit.
[2026-06-01 06:33:49] [INFO ] State equation strengthened by 3 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 16641 unsolved
SMT process timed out in 70181ms, After SMT, problems are : Problem set: 0 solved, 16641 unsolved
Search for dead transitions found 0 dead transitions in 70278ms
Starting structural reductions in SI_LTL mode, iteration 1 : 87/100 places, 16660/42875 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99438 ms. Remains : 87/100 places, 16660/42875 transitions.
Built C files in :
/tmp/ltsmin9246212138618845159
[2026-06-01 06:34:59] [INFO ] Too many transitions (16660) to apply POR reductions. Disabling POR matrices.
[2026-06-01 06:35:00] [INFO ] Built C files in 674ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9246212138618845159
Running compilation step : cd /tmp/ltsmin9246212138618845159;'/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/ltsmin9246212138618845159;'/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/ltsmin9246212138618845159;'/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 06:35:14] [INFO ] Flatten gal took : 3593 ms
[2026-06-01 06:35:16] [INFO ] Flatten gal took : 2046 ms
[2026-06-01 06:35:16] [INFO ] Time to serialize gal into /tmp/LTL8624539566283478103.gal : 407 ms
[2026-06-01 06:35:16] [INFO ] Time to serialize properties into /tmp/LTL2507791690645014084.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8624539566283478103.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7423805228293858093.hoa' '-atoms' '/tmp/LTL2507791690645014084.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 06:35:46] [INFO ] Flatten gal took : 8189 ms
[2026-06-01 06:35:53] [INFO ] Flatten gal took : 6539 ms
[2026-06-01 06:35:53] [INFO ] Time to serialize gal into /tmp/LTL325684094383836745.gal : 918 ms
[2026-06-01 06:35:54] [INFO ] Time to serialize properties into /tmp/LTL6562826511847942027.ltl : 4 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/LTL325684094383836745.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6562826511847942027.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...274
Read 1 LTL properties
Detected timeout of ITS tools.
[2026-06-01 06:36:16] [INFO ] Flatten gal took : 7227 ms
[2026-06-01 06:36:16] [INFO ] Applying decomposition
[2026-06-01 06:36:23] [INFO ] Flatten gal took : 6722 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/graph10758931973800208221.txt' '-o' '/tmp/graph10758931973800208221.bin' '-w' '/tmp/graph10758931973800208221.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10758931973800208221.bin' '-l' '-1' '-v' '-w' '/tmp/graph10758931973800208221.weights' '-q' '0' '-e' '0.001'
[2026-06-01 06:36:40] [INFO ] Decomposing Gal with order
[2026-06-01 06:36:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-01 06:36:54] [INFO ] Removed a total of 489030 redundant transitions.
[2026-06-01 06:36:55] [INFO ] Flatten gal took : 10639 ms
[2026-06-01 06:37:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 80 labels/synchronizations in 7347 ms.
[2026-06-01 06:37:04] [INFO ] Time to serialize gal into /tmp/LTL11744356615660652244.gal : 266 ms
[2026-06-01 06:37:04] [INFO ] Time to serialize properties into /tmp/LTL15123668282300945337.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/LTL11744356615660652244.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15123668282300945337.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Detected timeout of ITS tools.
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-03 finished in 1262813 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0)&&(p0||G(!p1))) U ((F(p2) U p0) U p3)))'
Support contains 33 out of 203 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 195 transition count 53718
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 195 transition count 53718
Applied a total of 16 rules in 3877 ms. Remains 195 /203 variables (removed 8) and now considering 53718/78938 (removed 25220) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15743622039402556865.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11678743800999590091.kers'
[2026-06-01 06:37:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15743622039402556865.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11678743800999590091.kers]
Culled 0 columns in 235 ms.
// Phase 1: matrix 53718 rows 195 cols 1282803 entries
Finished phase 1 with 167 SingleSign rule and 2 generalized
[2026-06-01 06:37:25] [INFO ] Computed 26 invariants in 1401 ms
Computed 26 P flows in 1419 ms.
Exported basis to /tmp/petrispot-output-11678743800999590091.kers
Total runtime 1583 ms.
[2026-06-01 06:37:37] [INFO ] Implicit Places using invariants in 13822 ms returned []
Implicit Place search using SMT only with invariants took 13829 ms to find 0 implicit places.
Running 53717 sub problems to find dead transitions.
[2026-06-01 06:37:38] [INFO ] Invariant cache hit.
SMT process timed out in 340830ms, After SMT, problems are : Problem set: 0 solved, 53717 unsolved
Search for dead transitions found 0 dead transitions in 341150ms
Starting structural reductions in LTL mode, iteration 1 : 195/203 places, 53718/78938 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 359057 ms. Remains : 195/203 places, 53718/78938 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0)&&(G(!p1)||p0)) U ((F(p2) U p0) U p3)))'
Stuttering acceptance computed with spot in 426 ms :[(NOT p3), (NOT p2), (NOT p3), (AND (NOT p2) p1), (NOT p0), false, (AND (NOT p0) (NOT p1) (NOT p3)), (AND p0 p1 (NOT p3))]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-04
Product exploration timeout after 4680 steps with 0 reset in 10013 ms.
Stack based approach found an accepted trace after 27 steps with 0 reset with depth 28 and stack size 28 in 9 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-04 finished in 369820 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 11 out of 203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Graph (trivial) has 160 edges and 203 vertex of which 11 / 203 are part of one of the 5 SCC in 5 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 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 196 transition count 78904
Reduce places removed 26 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 35 rules applied. Total rules applied 62 place count 170 transition count 78895
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 68 place count 164 transition count 78895
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 68 place count 164 transition count 78883
Deduced a syphon composed of 12 places in 82 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 92 place count 152 transition count 78883
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 100 place count 144 transition count 53663
Iterating global reduction 3 with 8 rules applied. Total rules applied 108 place count 144 transition count 53663
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 116 place count 136 transition count 3223
Iterating global reduction 3 with 8 rules applied. Total rules applied 124 place count 136 transition count 3223
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 129 place count 131 transition count 3213
Iterating global reduction 3 with 5 rules applied. Total rules applied 134 place count 131 transition count 3213
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 218 place count 89 transition count 3171
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 224 place count 89 transition count 3165
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 227 place count 86 transition count 3158
Iterating global reduction 4 with 3 rules applied. Total rules applied 230 place count 86 transition count 3158
Performed 11 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 4 with 22 rules applied. Total rules applied 252 place count 75 transition count 3176
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 264 place count 75 transition count 3164
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 266 place count 73 transition count 3160
Iterating global reduction 5 with 2 rules applied. Total rules applied 268 place count 73 transition count 3160
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 278 place count 73 transition count 3150
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 280 place count 72 transition count 3163
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 6 with 18 rules applied. Total rules applied 298 place count 72 transition count 3145
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 299 place count 71 transition count 3144
Applied a total of 299 rules in 25292 ms. Remains 71 /203 variables (removed 132) and now considering 3144/78938 (removed 75794) transitions.
[2026-06-01 06:43:54] [INFO ] Flow matrix only has 3124 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16113267703308901634.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1150950434883469698.kers'
[2026-06-01 06:43:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16113267703308901634.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1150950434883469698.kers]
Normalized transition count is 3123 out of 3124 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 11 ms.
// Phase 1: matrix 3123 rows 69 cols 71836 entries
Finished phase 1 with 43 SingleSign rule and 2 generalized
[2026-06-01 06:43:54] [INFO ] Computed 26 invariants in 46 ms
Computed 26 P flows in 47 ms.
Exported basis to /tmp/petrispot-output-1150950434883469698.kers
Total runtime 56 ms.
[2026-06-01 06:43:56] [INFO ] Implicit Places using invariants in 1806 ms returned []
[2026-06-01 06:43:56] [INFO ] Flow matrix only has 3124 transitions (discarded 20 similar events)
[2026-06-01 06:43:56] [INFO ] Invariant cache hit.
[2026-06-01 06:43:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-06-01 06:44:01] [INFO ] Implicit Places using invariants and state equation in 4470 ms returned []
Implicit Place search using SMT with State Equation took 6279 ms to find 0 implicit places.
[2026-06-01 06:44:02] [INFO ] Redundant transitions in 823 ms returned []
Running 3118 sub problems to find dead transitions.
[2026-06-01 06:44:02] [INFO ] Flow matrix only has 3124 transitions (discarded 20 similar events)
[2026-06-01 06:44:02] [INFO ] Invariant cache hit.
[2026-06-01 06:44:02] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 3118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 66/3195 variables, and 21 constraints, problems are : Problem set: 0 solved, 3118 unsolved in 30105 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3118/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3118 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 3118 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 66/3195 variables, and 21 constraints, problems are : Problem set: 0 solved, 3118 unsolved in 30107 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3114/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65155ms problems are : Problem set: 0 solved, 3118 unsolved
Search for dead transitions found 0 dead transitions in 65172ms
Starting structural reductions in SI_LTL mode, iteration 1 : 71/203 places, 3144/78938 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 97581 ms. Remains : 71/203 places, 3144/78938 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-05 finished in 97701 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((F(!(p0 U p1))&&!(G(p0) U p2)))&&F(p1)))'
Support contains 24 out of 203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Graph (trivial) has 136 edges and 203 vertex of which 9 / 203 are part of one of the 4 SCC in 4 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 197 transition count 78906
Reduce places removed 25 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 34 rules applied. Total rules applied 60 place count 172 transition count 78897
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 66 place count 166 transition count 78897
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 66 place count 166 transition count 78883
Deduced a syphon composed of 14 places in 92 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 94 place count 152 transition count 78883
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 112 place count 134 transition count 52640
Ensure Unique test removed 10 places
Iterating global reduction 3 with 28 rules applied. Total rules applied 140 place count 124 transition count 52640
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 37 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 212 place count 88 transition count 52604
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 218 place count 88 transition count 52598
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 221 place count 85 transition count 52591
Iterating global reduction 4 with 3 rules applied. Total rules applied 224 place count 85 transition count 52591
Performed 6 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 6 places in 17 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 236 place count 79 transition count 52609
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 248 place count 79 transition count 52597
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 250 place count 77 transition count 52593
Iterating global reduction 5 with 2 rules applied. Total rules applied 252 place count 77 transition count 52593
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 262 place count 77 transition count 52583
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 264 place count 76 transition count 52596
Partial Post-agglomeration rule applied 16 times.
Drop transitions (Partial Post agglomeration) removed 16 transitions
Iterating global reduction 6 with 16 rules applied. Total rules applied 280 place count 76 transition count 52596
Applied a total of 280 rules in 26646 ms. Remains 76 /203 variables (removed 127) and now considering 52596/78938 (removed 26342) transitions.
[2026-06-01 06:45:34] [INFO ] Flow matrix only has 52576 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16606376013427598846.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3210373766312847629.kers'
[2026-06-01 06:45:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16606376013427598846.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3210373766312847629.kers]
Normalized transition count is 52575 out of 52576 initially.
Culled 0 columns in 249 ms.
// Phase 1: matrix 52575 rows 76 cols 1260168 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-06-01 06:45:35] [INFO ] Computed 16 invariants in 856 ms
Computed 16 P flows in 856 ms.
Exported basis to /tmp/petrispot-output-3210373766312847629.kers
Total runtime 1029 ms.
[2026-06-01 06:45:43] [INFO ] Implicit Places using invariants in 9826 ms returned []
Implicit Place search using SMT only with invariants took 9829 ms to find 0 implicit places.
Running 52584 sub problems to find dead transitions.
[2026-06-01 06:45:44] [INFO ] Flow matrix only has 52576 transitions (discarded 20 similar events)
[2026-06-01 06:45:44] [INFO ] Invariant cache hit.
[2026-06-01 06:45:45] [INFO ] State equation strengthened by 14 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/52652 variables, and 0 constraints, problems are : Problem set: 0 solved, 52584 unsolved in 31036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, State Equation: 0/76 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 52584/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52584 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 75/52652 variables, and 0 constraints, problems are : Problem set: 0 solved, 52584 unsolved in 31033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, State Equation: 0/76 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 52544/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 338359ms problems are : Problem set: 0 solved, 52584 unsolved
Search for dead transitions found 0 dead transitions in 338717ms
Starting structural reductions in SI_LTL mode, iteration 1 : 76/203 places, 52596/78938 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 375280 ms. Remains : 76/203 places, 52596/78938 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((F(!(p0 U p1))&&!(G(p0) U p2)))&&F(p1)))'
Stuttering acceptance computed with spot in 261 ms :[true, (OR p1 p2), (NOT p1), p1, (AND p0 p2), (OR (AND p0 p1) (AND p0 p2)), (AND p1 p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-07
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 10 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-07 finished in 375744 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 11 out of 203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Graph (trivial) has 160 edges and 203 vertex of which 11 / 203 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 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 196 transition count 78904
Reduce places removed 26 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 35 rules applied. Total rules applied 62 place count 170 transition count 78895
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 68 place count 164 transition count 78895
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 68 place count 164 transition count 78883
Deduced a syphon composed of 12 places in 109 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 92 place count 152 transition count 78883
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 100 place count 144 transition count 53663
Iterating global reduction 3 with 8 rules applied. Total rules applied 108 place count 144 transition count 53663
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 116 place count 136 transition count 3223
Iterating global reduction 3 with 8 rules applied. Total rules applied 124 place count 136 transition count 3223
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 125 place count 135 transition count 3221
Iterating global reduction 3 with 1 rules applied. Total rules applied 126 place count 135 transition count 3221
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 1 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 226 place count 85 transition count 3171
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 232 place count 85 transition count 3165
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 235 place count 82 transition count 3158
Iterating global reduction 4 with 3 rules applied. Total rules applied 238 place count 82 transition count 3158
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 252 place count 75 transition count 3176
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 264 place count 75 transition count 3164
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 266 place count 73 transition count 3160
Iterating global reduction 5 with 2 rules applied. Total rules applied 268 place count 73 transition count 3160
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 278 place count 73 transition count 3150
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 280 place count 72 transition count 3163
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 6 with 22 rules applied. Total rules applied 302 place count 72 transition count 3141
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 303 place count 71 transition count 3140
Applied a total of 303 rules in 24419 ms. Remains 71 /203 variables (removed 132) and now considering 3140/78938 (removed 75798) transitions.
[2026-06-01 06:51:47] [INFO ] Flow matrix only has 3120 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12773085419411832051.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14771000403529694750.kers'
[2026-06-01 06:51:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12773085419411832051.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14771000403529694750.kers]
Normalized transition count is 3119 out of 3120 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 11 ms.
// Phase 1: matrix 3119 rows 69 cols 71814 entries
Finished phase 1 with 43 SingleSign rule and 2 generalized
[2026-06-01 06:51:47] [INFO ] Computed 26 invariants in 45 ms
Computed 26 P flows in 45 ms.
Exported basis to /tmp/petrispot-output-14771000403529694750.kers
Total runtime 55 ms.
[2026-06-01 06:51:49] [INFO ] Implicit Places using invariants in 2331 ms returned []
[2026-06-01 06:51:49] [INFO ] Flow matrix only has 3120 transitions (discarded 20 similar events)
[2026-06-01 06:51:49] [INFO ] Invariant cache hit.
[2026-06-01 06:51:51] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-06-01 06:51:54] [INFO ] Implicit Places using invariants and state equation in 4410 ms returned []
Implicit Place search using SMT with State Equation took 6744 ms to find 0 implicit places.
[2026-06-01 06:51:54] [INFO ] Redundant transitions in 681 ms returned []
Running 3114 sub problems to find dead transitions.
[2026-06-01 06:51:54] [INFO ] Flow matrix only has 3120 transitions (discarded 20 similar events)
[2026-06-01 06:51:54] [INFO ] Invariant cache hit.
[2026-06-01 06:51:54] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3114 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 3114 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 66/3191 variables, and 21 constraints, problems are : Problem set: 0 solved, 3114 unsolved in 30101 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3114/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3114 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3114 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 3114 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 66/3191 variables, and 21 constraints, problems are : Problem set: 0 solved, 3114 unsolved in 30097 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3110/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64881ms problems are : Problem set: 0 solved, 3114 unsolved
Search for dead transitions found 0 dead transitions in 64900ms
Starting structural reductions in SI_LTL mode, iteration 1 : 71/203 places, 3140/78938 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96760 ms. Remains : 71/203 places, 3140/78938 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))'
Stuttering acceptance computed with spot in 66 ms :[true, (NOT p0)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 237 ms.
Product exploration explored 100000 steps with 0 reset in 240 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (747 resets) in 3558 ms. (11 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 660 ms. (60 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 170584 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :0 out of 1
Probabilistic random walk after 170584 steps, saw 29255 distinct states, run finished after 3001 ms. (steps per millisecond=56 ) properties seen :0
[2026-06-01 06:53:04] [INFO ] Flow matrix only has 3120 transitions (discarded 20 similar events)
[2026-06-01 06:53:04] [INFO ] Invariant cache hit.
[2026-06-01 06:53:04] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 14/25 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/53 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3147/3191 variables, and 74 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1438 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 53/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 14/25 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/53 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3147/3191 variables, and 74 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1774 ms.
Refiners :[Positive P Invariants (semi-flows): 11/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 53/71 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3238ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 83 ms.
Support contains 11 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 3140/3140 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 71 transition count 3133
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 9 place count 69 transition count 3133
Free-agglomeration rule applied 17 times.
Iterating global reduction 2 with 17 rules applied. Total rules applied 26 place count 69 transition count 3116
Reduce places removed 19 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 2 with 40 rules applied. Total rules applied 66 place count 50 transition count 3095
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 67 place count 49 transition count 2070
Iterating global reduction 3 with 1 rules applied. Total rules applied 68 place count 49 transition count 2070
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 72 place count 49 transition count 2066
Applied a total of 72 rules in 1558 ms. Remains 49 /71 variables (removed 22) and now considering 2066/3140 (removed 1074) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1559 ms. Remains : 49/71 places, 2066/3140 transitions.
RANDOM walk for 22573 steps (4 resets) in 1995 ms. (11 steps per ms) remains 0/1 properties
Negative knowledge disproves property using: (G p0)
Knowledge based reduction with 3 factoid took 33 ms. Proved property starting from automaton with 2 states, 3 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 10116 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-08 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-08 finished in 107489 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(((p0||(p1 U p2)) U (X(X(X(p2)))||F(p3))))))'
Support contains 24 out of 203 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 185 transition count 52695
Ensure Unique test removed 9 places
Iterating global reduction 0 with 27 rules applied. Total rules applied 45 place count 176 transition count 52695
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 46 place count 175 transition count 35199
Iterating global reduction 0 with 1 rules applied. Total rules applied 47 place count 175 transition count 35199
Applied a total of 47 rules in 11021 ms. Remains 175 /203 variables (removed 28) and now considering 35199/78938 (removed 43739) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15893365048659762519.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12621731423274139411.kers'
[2026-06-01 06:53:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15893365048659762519.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12621731423274139411.kers]
Culled 0 columns in 90 ms.
// Phase 1: matrix 35199 rows 175 cols 525456 entries
Finished phase 1 with 157 SingleSign rule and 1 generalized
[2026-06-01 06:53:22] [INFO ] Computed 17 invariants in 399 ms
Computed 17 P flows in 401 ms.
Exported basis to /tmp/petrispot-output-12621731423274139411.kers
Total runtime 474 ms.
[2026-06-01 06:53:27] [INFO ] Implicit Places using invariants in 5615 ms returned [83]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 5654 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 174/203 places, 35199/78938 transitions.
Applied a total of 0 rules in 120 ms. Remains 174 /174 variables (removed 0) and now considering 35199/35199 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 16797 ms. Remains : 174/203 places, 35199/78938 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((((p0 U p1)||p2) U (X(X(X(p1)))||F(p3))))))'
Stuttering acceptance computed with spot in 687 ms :[(AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (NOT p3)]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-09
Product exploration timeout after 7930 steps with 0 reset in 10006 ms.
Stack based approach found an accepted trace after 29 steps with 0 reset with depth 30 and stack size 30 in 5 ms.
FORMULA ErlangenMainframeV1-PT-bP10C08-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ErlangenMainframeV1-PT-bP10C08-LTLFireability-09 finished in 27696 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(X(G(p1)))))'
Support contains 23 out of 203 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 203/203 places, 78938/78938 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 195 transition count 53718
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 195 transition count 53718
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 20 place count 191 transition count 11598
Iterating global reduction 0 with 4 rules applied. Total rules applied 24 place count 191 transition count 11598
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 189 transition count 11594
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 189 transition count 11594
Applied a total of 28 rules in 10484 ms. Remains 189 /203 variables (removed 14) and now considering 11594/78938 (removed 67344) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4476281446708105786.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-273522266924321420.kers'
[2026-06-01 06:53:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4476281446708105786.kers, --Pflows, --basisKERS=/tmp/petrispot-output-273522266924321420.kers]
Culled 0 columns in 47 ms.
// Phase 1: matrix 11594 rows 189 cols 271915 entries
Finished phase 1 with 161 SingleSign rule and 2 generalized
[2026-06-01 06:53:48] [INFO ] Computed 26 invariants in 169 ms
Computed 26 P flows in 170 ms.
Exported basis to /tmp/petrispot-output-273522266924321420.kers
Total runtime 207 ms.
[2026-06-01 06:53:53] [INFO ] Implicit Places using invariants in 4489 ms returned []
Implicit Place search using SMT only with invariants took 4491 ms to find 0 implicit places.
Running 11593 sub problems to find dead transitions.
[2026-06-01 06:53:53] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 11593 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 188/11783 variables, and 10 constraints, problems are : Problem set: 0 solved, 11593 unsolved in 30338 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/189 constraints, PredecessorRefiner: 11593/164 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11593 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 11593 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 188/11783 variables, and 10 constraints, problems are : Problem set: 0 solved, 11593 unsolved in 30336 ms.
Refiners :[Positive P Invariants (semi-flows): 0/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/189 constraints, PredecessorRefiner: 11429/164 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 84244ms problems are : Problem set: 0 solved, 11593 unsolved
Search for dead transitions found 0 dead transitions in 84318ms
Starting structural reductions in LTL mode, iteration 1 : 189/203 places, 11594/78938 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 99322 ms. Remains : 189/203 places, 11594/78938 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(X(G(p1)))))'
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ErlangenMainframeV1-PT-bP10C08-LTLFireability-10
Product exploration timeout after 26720 steps with 0 reset in 10002 ms.
Product exploration timeout after 27730 steps with 0 reset in 10003 ms.
Computed a total of 21 stabilizing places and 21 stable transitions
Computed a total of 21 stabilizing places and 21 stable transitions
Knowledge based reduction with 6 factoid took 51 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 15262 ms. (2 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 7872 ms. (5 steps per ms) remains 4/4 properties

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ErlangenMainframeV1-PT-bP10C08"
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-bP10C08, 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-178021499100124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV1-PT-bP10C08.tgz
mv ErlangenMainframeV1-PT-bP10C08 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 ;