About the Execution of ITS-Tools for DNAwalker-PT-05track28LR
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 713.247 | 1110628.00 | 1183206.00 | 2920.60 | TTFTFFFFFFFFFTFT | normal |
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.r098-tall-177955695800795.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 DNAwalker-PT-05track28LR, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800795
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 7.1K Mar 6 15:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 6 15:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 15:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 6 15:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 09:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 15:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Mar 6 15:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 6 15:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 6 15:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 12 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 108K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-00
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-01
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-02
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-03
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-04
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-05
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-06
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-07
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-08
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-09
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-10
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-11
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-12
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-13
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-14
FORMULA_NAME DNAwalker-PT-05track28LR-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779666141914
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-05track28LR
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 23:42:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 23:42:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:42:23] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2026-05-24 23:42:23] [INFO ] Transformed 34 places.
[2026-05-24 23:42:23] [INFO ] Transformed 250 transitions.
[2026-05-24 23:42:23] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 166 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 9 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:42:23] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1484467908571393168.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-732301244715455092.kers'
[2026-05-24 23:42:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1484467908571393168.kers, --Pflows, --basisKERS=/tmp/petrispot-output-732301244715455092.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:42:23] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-732301244715455092.kers
Total runtime 1 ms.
[2026-05-24 23:42:23] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20050 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40276ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40292ms
[2026-05-24 23:43:03] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:43:03] [INFO ] Invariant cache hit.
[2026-05-24 23:43:03] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-24 23:43:03] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:43:03] [INFO ] Invariant cache hit.
[2026-05-24 23:43:03] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:43:04] [INFO ] Implicit Places using invariants and state equation in 281 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40706 ms. Remains : 34/34 places, 250/250 transitions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 3 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:43:04] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:43:04] [INFO ] Invariant cache hit.
[2026-05-24 23:43:04] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 23:43:04] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:43:04] [INFO ] Invariant cache hit.
[2026-05-24 23:43:04] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:43:04] [INFO ] Implicit Places using invariants and state equation in 260 ms returned []
Implicit Place search using SMT with State Equation took 298 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 301 ms. Remains : 34/34 places, 250/250 transitions.
Support contains 24 out of 34 places after structural reductions.
[2026-05-24 23:43:04] [INFO ] Flatten gal took : 35 ms
[2026-05-24 23:43:04] [INFO ] Flatten gal took : 14 ms
[2026-05-24 23:43:04] [INFO ] Input system was already deterministic with 250 transitions.
RANDOM walk for 40000 steps (2568 resets) in 1898 ms. (21 steps per ms) remains 8/33 properties
BEST_FIRST walk for 40003 steps (234 resets) in 182 ms. (218 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (237 resets) in 140 ms. (283 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (246 resets) in 99 ms. (400 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (298 resets) in 165 ms. (240 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (232 resets) in 123 ms. (322 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (242 resets) in 98 ms. (404 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (230 resets) in 78 ms. (506 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (258 resets) in 79 ms. (500 steps per ms) remains 8/8 properties
[2026-05-24 23:43:05] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:43:05] [INFO ] Invariant cache hit.
[2026-05-24 23:43:05] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp29 is UNSAT
At refinement iteration 1 (OVERLAPS) 96/105 variables, 9/9 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 9/18 constraints. Problems are: Problem set: 2 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 169/274 variables, 22/40 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 44/84 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 0/84 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 6/280 variables, 3/87 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 2 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 2 solved, 6 unsolved in 331 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 94/102 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 9/17 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 1/18 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 170/272 variables, 22/40 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/281 variables, and 84 constraints, problems are : Problem set: 2 solved, 6 unsolved in 5011 ms.
Refiners :[State Equation: 30/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5348ms problems are : Problem set: 2 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 34 transition count 241
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 13 place count 30 transition count 237
Applied a total of 13 rules in 31 ms. Remains 30 /34 variables (removed 4) and now considering 237/250 (removed 13) transitions.
Running 229 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10302274219163132845.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16396588477851278943.kers'
[2026-05-24 23:43:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10302274219163132845.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16396588477851278943.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 237 rows 30 cols 473 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-24 23:43:10] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16396588477851278943.kers
Total runtime 1 ms.
[2026-05-24 23:43:10] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 236/264 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/264 variables, 15/43 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/264 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (OVERLAPS) 3/267 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 6 (OVERLAPS) 0/267 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 229 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 45 constraints, problems are : Problem set: 0 solved, 229 unsolved in 7271 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 229 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 236/264 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/264 variables, 15/43 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/264 variables, 229/272 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/264 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (OVERLAPS) 3/267 variables, 2/274 constraints. Problems are: Problem set: 0 solved, 229 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 274 constraints, problems are : Problem set: 0 solved, 229 unsolved in 20021 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27359ms problems are : Problem set: 0 solved, 229 unsolved
Search for dead transitions found 0 dead transitions in 27360ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27393 ms. Remains : 30/34 places, 237/250 transitions.
RANDOM walk for 40000 steps (3291 resets) in 256 ms. (155 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (404 resets) in 89 ms. (444 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (408 resets) in 66 ms. (597 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (405 resets) in 70 ms. (563 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (437 resets) in 99 ms. (400 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (384 resets) in 99 ms. (400 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (453 resets) in 100 ms. (396 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 787359 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :0 out of 6
Probabilistic random walk after 787359 steps, saw 169890 distinct states, run finished after 3009 ms. (steps per millisecond=261 ) properties seen :0
[2026-05-24 23:43:41] [INFO ] Invariant cache hit.
[2026-05-24 23:43:41] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 94/102 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 6/45 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/267 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 45 constraints, problems are : Problem set: 0 solved, 6 unsolved in 287 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 94/102 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 40 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45017 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 9/15 constraints, PredecessorRefiner: 1/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45331ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 237/237 transitions.
Applied a total of 0 rules in 7 ms. Remains 30 /30 variables (removed 0) and now considering 237/237 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 30/30 places, 237/237 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 237/237 transitions.
Applied a total of 0 rules in 5 ms. Remains 30 /30 variables (removed 0) and now considering 237/237 (removed 0) transitions.
[2026-05-24 23:44:26] [INFO ] Invariant cache hit.
[2026-05-24 23:44:26] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-24 23:44:26] [INFO ] Invariant cache hit.
[2026-05-24 23:44:26] [INFO ] State equation strengthened by 15 read => feed constraints.
[2026-05-24 23:44:27] [INFO ] Implicit Places using invariants and state equation in 319 ms returned [17, 20, 26]
Discarding 3 places :
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 16 transitions.
Implicit Place search using SMT with State Equation took 379 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/30 places, 221/237 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 390 ms. Remains : 27/30 places, 221/237 transitions.
RANDOM walk for 40000 steps (2525 resets) in 1020 ms. (39 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (352 resets) in 54 ms. (727 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (341 resets) in 39 ms. (1000 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (351 resets) in 41 ms. (952 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (377 resets) in 42 ms. (930 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (342 resets) in 40 ms. (975 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (425 resets) in 65 ms. (606 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 683806 steps, run timeout after 3001 ms. (steps per millisecond=227 ) properties seen :0 out of 6
Probabilistic random walk after 683806 steps, saw 143097 distinct states, run finished after 3001 ms. (steps per millisecond=227 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10008888570726120953.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12957964099768414141.kers'
[2026-05-24 23:44:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10008888570726120953.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12957964099768414141.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 221 rows 27 cols 438 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:44:30] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12957964099768414141.kers
Total runtime 0 ms.
[2026-05-24 23:44:30] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 91/99 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 149/248 variables, 19/36 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/248 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/248 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 42 constraints, problems are : Problem set: 0 solved, 6 unsolved in 211 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 91/99 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75012 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 9/15 constraints, PredecessorRefiner: 1/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75232ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 221/221 transitions.
Applied a total of 0 rules in 11 ms. Remains 27 /27 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 27/27 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 221/221 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2026-05-24 23:45:45] [INFO ] Invariant cache hit.
[2026-05-24 23:45:45] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 23:45:45] [INFO ] Invariant cache hit.
[2026-05-24 23:45:45] [INFO ] State equation strengthened by 15 read => feed constraints.
[2026-05-24 23:45:46] [INFO ] Implicit Places using invariants and state equation in 304 ms returned []
Implicit Place search using SMT with State Equation took 336 ms to find 0 implicit places.
[2026-05-24 23:45:46] [INFO ] Redundant transitions in 16 ms returned []
Running 213 sub problems to find dead transitions.
[2026-05-24 23:45:46] [INFO ] Invariant cache hit.
[2026-05-24 23:45:46] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 220/245 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 15/40 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (OVERLAPS) 3/248 variables, 2/42 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/248 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 0/248 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 42 constraints, problems are : Problem set: 0 solved, 213 unsolved in 6398 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 220/245 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 15/40 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 245/248 variables, and 253 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30043 ms.
Refiners :[State Equation: 25/27 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36487ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 36487ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36851 ms. Remains : 27/27 places, 221/221 transitions.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 34 stabilizing places and 246 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' '!((p0&&F((p1&&F(G(p2))))&&X(p0)))'
Support contains 3 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:46:23] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14960610280010915802.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6620038247253310168.kers'
[2026-05-24 23:46:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14960610280010915802.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6620038247253310168.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:46:23] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6620038247253310168.kers
Total runtime 1 ms.
[2026-05-24 23:46:23] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20021 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20028 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40099ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40099ms
[2026-05-24 23:47:03] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:03] [INFO ] Invariant cache hit.
[2026-05-24 23:47:03] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 23:47:03] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:03] [INFO ] Invariant cache hit.
[2026-05-24 23:47:03] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:47:03] [INFO ] Implicit Places using invariants and state equation in 339 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40486 ms. Remains : 34/34 places, 250/250 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0&&F((p1&&F(G(p2))))&&X(p0)))'
Stuttering acceptance computed with spot in 363 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p1), (OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 159 ms.
Product exploration explored 100000 steps with 1 reset in 112 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 6 factoid took 149 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (2571 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (239 resets) in 71 ms. (555 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2125258 steps, run timeout after 3001 ms. (steps per millisecond=708 ) properties seen :0 out of 1
Probabilistic random walk after 2125258 steps, saw 328533 distinct states, run finished after 3001 ms. (steps per millisecond=708 ) properties seen :0
[2026-05-24 23:47:07] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:07] [INFO ] Invariant cache hit.
[2026-05-24 23:47:07] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 105/125 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 13/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 137/262 variables, 13/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 40/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 18/280 variables, 9/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 110 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 105/125 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 13/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 137/262 variables, 13/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 40/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/262 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1094 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1209ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 33 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 15 place count 33 transition count 235
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 27 transition count 229
Applied a total of 21 rules in 20 ms. Remains 27 /34 variables (removed 7) and now considering 229/250 (removed 21) transitions.
Running 224 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11408942854974576822.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14668053690555061210.kers'
[2026-05-24 23:47:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11408942854974576822.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14668053690555061210.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 229 rows 27 cols 458 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:47:08] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14668053690555061210.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 229/256 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (OVERLAPS) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 27 constraints, problems are : Problem set: 0 solved, 224 unsolved in 3274 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 229/256 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/256 variables, and 251 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20047 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23357ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 23358ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23379 ms. Remains : 27/34 places, 229/250 transitions.
RANDOM walk for 40000 steps (3633 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (522 resets) in 93 ms. (425 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1659687 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :0 out of 1
Probabilistic random walk after 1659687 steps, saw 413315 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
[2026-05-24 23:47:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 103/123 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 125/248 variables, 11/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/256 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 27 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 103/123 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 125/248 variables, 11/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/248 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/256 variables, and 28 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9067 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9150ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 229/229 transitions.
Applied a total of 0 rules in 10 ms. Remains 27 /27 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 27/27 places, 229/229 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 229/229 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 229/229 (removed 0) transitions.
[2026-05-24 23:47:44] [INFO ] Invariant cache hit.
[2026-05-24 23:47:44] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:47:44] [INFO ] Invariant cache hit.
[2026-05-24 23:47:44] [INFO ] Implicit Places using invariants and state equation in 287 ms returned [16, 19, 24]
Discarding 3 places :
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 18 transitions.
Implicit Place search using SMT with State Equation took 326 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/27 places, 211/229 transitions.
Applied a total of 0 rules in 7 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 339 ms. Remains : 24/27 places, 211/229 transitions.
RANDOM walk for 40000 steps (2226 resets) in 181 ms. (219 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (375 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1891414 steps, run timeout after 3001 ms. (steps per millisecond=630 ) properties seen :0 out of 1
Probabilistic random walk after 1891414 steps, saw 449979 distinct states, run finished after 3001 ms. (steps per millisecond=630 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13070618593144453475.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2643588341808333949.kers'
[2026-05-24 23:47:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13070618593144453475.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2643588341808333949.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 211 rows 24 cols 421 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-24 23:47:47] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2643588341808333949.kers
Total runtime 3 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 85/187 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/235 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 76 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/187 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/187 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15076 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15161ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 7 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2026-05-24 23:48:02] [INFO ] Invariant cache hit.
[2026-05-24 23:48:02] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-24 23:48:02] [INFO ] Invariant cache hit.
[2026-05-24 23:48:03] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 307 ms to find 0 implicit places.
[2026-05-24 23:48:03] [INFO ] Redundant transitions in 12 ms returned []
Running 206 sub problems to find dead transitions.
[2026-05-24 23:48:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2828 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30011 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32866ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 32867ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33197 ms. Remains : 24/24 places, 211/211 transitions.
Knowledge based reduction with 6 factoid took 169 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p2)]
Knowledge-based reduction took 92070 ms.
Stuttering acceptance computed with spot in 35 ms :[(NOT p2)]
Support contains 1 out of 34 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 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 13 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:48:36] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18048161006088581120.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17168202158569297538.kers'
[2026-05-24 23:48:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18048161006088581120.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17168202158569297538.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:48:36] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17168202158569297538.kers
Total runtime 2 ms.
[2026-05-24 23:48:36] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20023 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20026 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40086ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40088ms
[2026-05-24 23:49:16] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:49:16] [INFO ] Invariant cache hit.
[2026-05-24 23:49:16] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-24 23:49:16] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:49:16] [INFO ] Invariant cache hit.
[2026-05-24 23:49:16] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:49:16] [INFO ] Implicit Places using invariants and state equation in 346 ms returned []
Implicit Place search using SMT with State Equation took 396 ms to find 0 implicit places.
[2026-05-24 23:49:16] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40515 ms. Remains : 34/34 places, 250/250 transitions.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 59 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (2572 resets) in 187 ms. (212 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (247 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2135163 steps, run timeout after 3001 ms. (steps per millisecond=711 ) properties seen :0 out of 1
Probabilistic random walk after 2135163 steps, saw 330112 distinct states, run finished after 3001 ms. (steps per millisecond=711 ) properties seen :0
[2026-05-24 23:49:20] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:49:20] [INFO ] Invariant cache hit.
[2026-05-24 23:49:20] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 105/125 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 13/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 137/262 variables, 13/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 40/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 18/280 variables, 9/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 104 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 105/125 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 13/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 137/262 variables, 13/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 40/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/262 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1090 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1209ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 33 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 15 place count 33 transition count 235
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 27 transition count 229
Applied a total of 21 rules in 6 ms. Remains 27 /34 variables (removed 7) and now considering 229/250 (removed 21) transitions.
Running 224 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6649838604970081491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16596748257364572837.kers'
[2026-05-24 23:49:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6649838604970081491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16596748257364572837.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 229 rows 27 cols 458 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:49:21] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16596748257364572837.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 229/256 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (OVERLAPS) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 27 constraints, problems are : Problem set: 0 solved, 224 unsolved in 3309 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/256 variables, and 27 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20031 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 0/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23377ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 23377ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23384 ms. Remains : 27/34 places, 229/250 transitions.
RANDOM walk for 40000 steps (3578 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (519 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1693806 steps, run timeout after 3001 ms. (steps per millisecond=564 ) properties seen :0 out of 1
Probabilistic random walk after 1693806 steps, saw 421979 distinct states, run finished after 3002 ms. (steps per millisecond=564 ) properties seen :0
[2026-05-24 23:49:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 103/123 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 125/248 variables, 11/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/256 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/256 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 27 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 103/123 variables, 11/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 125/248 variables, 11/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/248 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/256 variables, and 28 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9066 ms.
Refiners :[State Equation: 27/27 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9172ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 229/229 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 27/27 places, 229/229 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 229/229 transitions.
Applied a total of 0 rules in 7 ms. Remains 27 /27 variables (removed 0) and now considering 229/229 (removed 0) transitions.
[2026-05-24 23:49:56] [INFO ] Invariant cache hit.
[2026-05-24 23:49:56] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:49:56] [INFO ] Invariant cache hit.
[2026-05-24 23:49:57] [INFO ] Implicit Places using invariants and state equation in 297 ms returned [16, 19, 24]
Discarding 3 places :
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 18 transitions.
Implicit Place search using SMT with State Equation took 343 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/27 places, 211/229 transitions.
Applied a total of 0 rules in 8 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 362 ms. Remains : 24/27 places, 211/229 transitions.
RANDOM walk for 40000 steps (2237 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (378 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1801207 steps, run timeout after 3001 ms. (steps per millisecond=600 ) properties seen :0 out of 1
Probabilistic random walk after 1801207 steps, saw 427561 distinct states, run finished after 3001 ms. (steps per millisecond=600 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15014165211135495311.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5333121693373432806.kers'
[2026-05-24 23:50:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15014165211135495311.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5333121693373432806.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 211 rows 24 cols 421 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-24 23:50:00] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5333121693373432806.kers
Total runtime 3 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 85/187 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/235 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 17/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 84/102 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 85/187 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/187 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15064 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15159ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 9 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2026-05-24 23:50:15] [INFO ] Invariant cache hit.
[2026-05-24 23:50:15] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 23:50:15] [INFO ] Invariant cache hit.
[2026-05-24 23:50:15] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
[2026-05-24 23:50:15] [INFO ] Redundant transitions in 6 ms returned []
Running 206 sub problems to find dead transitions.
[2026-05-24 23:50:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2835 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30019 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32889ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 32890ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33204 ms. Remains : 24/24 places, 211/211 transitions.
Knowledge based reduction with 4 factoid took 79 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p2)]
Knowledge-based reduction took 91898 ms.
Stuttering acceptance computed with spot in 30 ms :[(NOT p2)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p2)]
Product exploration explored 100000 steps with 0 reset in 138 ms.
Product exploration explored 100000 steps with 0 reset in 99 ms.
Built C files in :
/tmp/ltsmin2787034461626936534
[2026-05-24 23:50:49] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-24 23:50:49] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:50:49] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-24 23:50:49] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:50:49] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-24 23:50:49] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:50:49] [INFO ] Built C files in 58ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2787034461626936534
Running compilation step : cd /tmp/ltsmin2787034461626936534;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 586 ms.
Running link step : cd /tmp/ltsmin2787034461626936534;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin2787034461626936534;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8671214853893165485.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 10 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:51:04] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17145828102590142676.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16681692529792132904.kers'
[2026-05-24 23:51:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17145828102590142676.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16681692529792132904.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:51:04] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16681692529792132904.kers
Total runtime 2 ms.
[2026-05-24 23:51:04] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20028 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20023 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40099ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40100ms
[2026-05-24 23:51:44] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:51:44] [INFO ] Invariant cache hit.
[2026-05-24 23:51:44] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:51:44] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:51:44] [INFO ] Invariant cache hit.
[2026-05-24 23:51:44] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:51:44] [INFO ] Implicit Places using invariants and state equation in 390 ms returned []
Implicit Place search using SMT with State Equation took 427 ms to find 0 implicit places.
[2026-05-24 23:51:44] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40548 ms. Remains : 34/34 places, 250/250 transitions.
Built C files in :
/tmp/ltsmin6797080519858357310
[2026-05-24 23:51:44] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-24 23:51:44] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:51:44] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-24 23:51:44] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:51:44] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-24 23:51:44] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:51:44] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6797080519858357310
Running compilation step : cd /tmp/ltsmin6797080519858357310;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 468 ms.
Running link step : cd /tmp/ltsmin6797080519858357310;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin6797080519858357310;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2392944666097286544.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 23:51:59] [INFO ] Flatten gal took : 12 ms
[2026-05-24 23:51:59] [INFO ] Flatten gal took : 11 ms
[2026-05-24 23:51:59] [INFO ] Time to serialize gal into /tmp/LTL9263023181390081945.gal : 4 ms
[2026-05-24 23:51:59] [INFO ] Time to serialize properties into /tmp/LTL8328454772430826592.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/LTL9263023181390081945.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2258096841189681759.hoa' '-atoms' '/tmp/LTL8328454772430826592.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL8328454772430826592.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2258096841189681759.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t18, t19, t20, t21...1354
Computing Next relation with stutter on 106288 deadlock states
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
584 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,5.91075,199640,1,0,812,943916,521,374,2747,1.14364e+06,874
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-00 finished in 343730 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(X(X(p1)))))'
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:52:06] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:52:06] [INFO ] Invariant cache hit.
[2026-05-24 23:52:06] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-24 23:52:06] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:52:06] [INFO ] Invariant cache hit.
[2026-05-24 23:52:06] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:52:07] [INFO ] Implicit Places using invariants and state equation in 423 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 481 ms. Remains : 34/34 places, 250/250 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(X(X(p1)))))'
Stuttering acceptance computed with spot in 285 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-01
Product exploration explored 100000 steps with 25000 reset in 258 ms.
Product exploration explored 100000 steps with 25000 reset in 223 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 5 factoid took 67 ms. Reduced automaton from 9 states, 15 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (2564 resets) in 198 ms. (201 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (273 resets) in 140 ms. (283 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (248 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
[2026-05-24 23:52:08] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:52:08] [INFO ] Invariant cache hit.
[2026-05-24 23:52:08] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 143/171 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 40/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/171 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 105/276 variables, 18/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/276 variables, 13/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/276 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/280 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 2 unsolved in 125 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 143/171 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 40/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/171 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/171 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 105/276 variables, 18/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 276/281 variables, and 87 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2108 ms.
Refiners :[State Equation: 32/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2245ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 32 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 32 transition count 228
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 26 transition count 222
Applied a total of 27 rules in 5 ms. Remains 26 /34 variables (removed 8) and now considering 222/250 (removed 28) transitions.
Running 217 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17770064235136886547.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9941695807879238965.kers'
[2026-05-24 23:52:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17770064235136886547.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9941695807879238965.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 222 rows 26 cols 444 entries
Finished phase 1 with 26 SingleSign rule and 0 generalized
[2026-05-24 23:52:10] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9941695807879238965.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 222/248 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 2942 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20011 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 0/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22999ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 23000ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23005 ms. Remains : 26/34 places, 222/250 transitions.
RANDOM walk for 40000 steps (3082 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (912 resets) in 65 ms. (606 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (494 resets) in 40 ms. (975 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1026192 steps, run timeout after 3001 ms. (steps per millisecond=341 ) properties seen :0 out of 2
Probabilistic random walk after 1026192 steps, saw 247255 distinct states, run finished after 3001 ms. (steps per millisecond=341 ) properties seen :0
[2026-05-24 23:52:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 134/162 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 86/248 variables, 12/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 2 unsolved in 73 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 134/162 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/162 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 28 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18087 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18163ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 6 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 26/26 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 5 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2026-05-24 23:52:54] [INFO ] Invariant cache hit.
[2026-05-24 23:52:54] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 23:52:54] [INFO ] Invariant cache hit.
[2026-05-24 23:52:55] [INFO ] Implicit Places using invariants and state equation in 220 ms returned [25]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Implicit Place search using SMT with State Equation took 257 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/26 places, 218/222 transitions.
Applied a total of 0 rules in 9 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 272 ms. Remains : 25/26 places, 218/222 transitions.
RANDOM walk for 40000 steps (2891 resets) in 199 ms. (200 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (911 resets) in 36 ms. (1081 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (467 resets) in 41 ms. (952 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 937354 steps, run timeout after 3001 ms. (steps per millisecond=312 ) properties seen :0 out of 2
Probabilistic random walk after 937354 steps, saw 228159 distinct states, run finished after 3001 ms. (steps per millisecond=312 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15549221354517523101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2532751061723144721.kers'
[2026-05-24 23:52:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15549221354517523101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2532751061723144721.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 218 rows 25 cols 435 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-24 23:52:58] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2532751061723144721.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 129/157 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 86/243 variables, 12/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 2 unsolved in 108 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 129/157 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 27 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30078 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30196ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 25/25 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2026-05-24 23:53:28] [INFO ] Invariant cache hit.
[2026-05-24 23:53:28] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-24 23:53:28] [INFO ] Invariant cache hit.
[2026-05-24 23:53:28] [INFO ] Implicit Places using invariants and state equation in 225 ms returned []
Implicit Place search using SMT with State Equation took 288 ms to find 0 implicit places.
[2026-05-24 23:53:28] [INFO ] Redundant transitions in 1 ms returned []
Running 213 sub problems to find dead transitions.
[2026-05-24 23:53:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 218/243 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 3067 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30021 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33122ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 33123ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33420 ms. Remains : 25/25 places, 218/218 transitions.
Knowledge based reduction with 5 factoid took 99 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 223 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Knowledge-based reduction took 114002 ms.
Stuttering acceptance computed with spot in 222 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:54:02] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1888221916789254965.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2065792487575043383.kers'
[2026-05-24 23:54:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1888221916789254965.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2065792487575043383.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:54:02] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2065792487575043383.kers
Total runtime 1 ms.
[2026-05-24 23:54:02] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20020 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20026 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40092ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40093ms
[2026-05-24 23:54:42] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:54:42] [INFO ] Invariant cache hit.
[2026-05-24 23:54:42] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-24 23:54:42] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:54:42] [INFO ] Invariant cache hit.
[2026-05-24 23:54:42] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:54:42] [INFO ] Implicit Places using invariants and state equation in 428 ms returned []
Implicit Place search using SMT with State Equation took 477 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40572 ms. Remains : 34/34 places, 250/250 transitions.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (2576 resets) in 162 ms. (245 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (274 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (246 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
[2026-05-24 23:54:43] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:54:43] [INFO ] Invariant cache hit.
[2026-05-24 23:54:43] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 143/171 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 40/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/171 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 105/276 variables, 18/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/276 variables, 13/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/276 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/280 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 2 unsolved in 117 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 143/171 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 40/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/171 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/171 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 105/276 variables, 18/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 276/281 variables, and 87 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2108 ms.
Refiners :[State Equation: 32/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2230ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 32 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 32 transition count 228
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 26 transition count 222
Applied a total of 27 rules in 14 ms. Remains 26 /34 variables (removed 8) and now considering 222/250 (removed 28) transitions.
Running 217 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11000497164831151168.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17823408247709582782.kers'
[2026-05-24 23:54:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11000497164831151168.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17823408247709582782.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 222 rows 26 cols 444 entries
Finished phase 1 with 26 SingleSign rule and 0 generalized
[2026-05-24 23:54:45] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17823408247709582782.kers
Total runtime 2 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 222/248 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 3006 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 222/248 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 243 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20045 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23104ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 23105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23119 ms. Remains : 26/34 places, 222/250 transitions.
RANDOM walk for 40000 steps (3089 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (922 resets) in 61 ms. (645 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (515 resets) in 35 ms. (1111 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1000077 steps, run timeout after 3001 ms. (steps per millisecond=333 ) properties seen :0 out of 2
Probabilistic random walk after 1000077 steps, saw 241452 distinct states, run finished after 3001 ms. (steps per millisecond=333 ) properties seen :0
[2026-05-24 23:55:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 134/162 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 86/248 variables, 12/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 2 unsolved in 82 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 134/162 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/162 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 28 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18067 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18153ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 6 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 26/26 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2026-05-24 23:55:29] [INFO ] Invariant cache hit.
[2026-05-24 23:55:29] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:55:29] [INFO ] Invariant cache hit.
[2026-05-24 23:55:29] [INFO ] Implicit Places using invariants and state equation in 240 ms returned [25]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Implicit Place search using SMT with State Equation took 273 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/26 places, 218/222 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 281 ms. Remains : 25/26 places, 218/222 transitions.
RANDOM walk for 40000 steps (2893 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (914 resets) in 41 ms. (952 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (464 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1032143 steps, run timeout after 3001 ms. (steps per millisecond=343 ) properties seen :0 out of 2
Probabilistic random walk after 1032143 steps, saw 249259 distinct states, run finished after 3001 ms. (steps per millisecond=343 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3916873519865345995.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11378027584914986519.kers'
[2026-05-24 23:55:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3916873519865345995.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11378027584914986519.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 218 rows 25 cols 435 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-24 23:55:33] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11378027584914986519.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 129/157 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 86/243 variables, 12/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 2 unsolved in 109 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 129/157 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 27 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30065 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30182ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 6 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 25/25 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2026-05-24 23:56:03] [INFO ] Invariant cache hit.
[2026-05-24 23:56:03] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-24 23:56:03] [INFO ] Invariant cache hit.
[2026-05-24 23:56:03] [INFO ] Implicit Places using invariants and state equation in 231 ms returned []
Implicit Place search using SMT with State Equation took 277 ms to find 0 implicit places.
[2026-05-24 23:56:03] [INFO ] Redundant transitions in 1 ms returned []
Running 213 sub problems to find dead transitions.
[2026-05-24 23:56:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 218/243 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 0/243 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 3111 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 25 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30019 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33162ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 33163ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33453 ms. Remains : 25/25 places, 218/218 transitions.
Knowledge based reduction with 3 factoid took 114 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 230 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Knowledge-based reduction took 114075 ms.
Stuttering acceptance computed with spot in 228 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 215 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 213 ms.
Product exploration explored 100000 steps with 25000 reset in 216 ms.
Spot run failed in 90 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin5146488254100514426
[2026-05-24 23:56:38] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5146488254100514426
Running compilation step : cd /tmp/ltsmin5146488254100514426;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 382 ms.
Running link step : cd /tmp/ltsmin5146488254100514426;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin5146488254100514426;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased5166910946083495995.hoa' '--buchi-type=spotba'
LTSmin run took 36 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-01 finished in 271651 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 6 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:56:38] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2190414262738110442.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18034557948295976694.kers'
[2026-05-24 23:56:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2190414262738110442.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18034557948295976694.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:56:38] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18034557948295976694.kers
Total runtime 1 ms.
[2026-05-24 23:56:38] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20020 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40088ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40089ms
[2026-05-24 23:57:18] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:18] [INFO ] Invariant cache hit.
[2026-05-24 23:57:18] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-24 23:57:18] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:18] [INFO ] Invariant cache hit.
[2026-05-24 23:57:18] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:19] [INFO ] Implicit Places using invariants and state equation in 388 ms returned []
Implicit Place search using SMT with State Equation took 436 ms to find 0 implicit places.
[2026-05-24 23:57:19] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40541 ms. Remains : 34/34 places, 250/250 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 164 ms.
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-02 finished in 40862 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)) U p1))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:19] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:19] [INFO ] Invariant cache hit.
[2026-05-24 23:57:19] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:57:19] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:19] [INFO ] Invariant cache hit.
[2026-05-24 23:57:19] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:19] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 428 ms to find 0 implicit places.
[2026-05-24 23:57:19] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 435 ms. Remains : 34/34 places, 250/250 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0)) U p1))'
Stuttering acceptance computed with spot in 84 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 63 ms.
Product exploration explored 100000 steps with 1 reset in 129 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 5 factoid took 108 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 100 steps (5 resets) in 5 ms. (16 steps per ms) remains 0/2 properties
Knowledge based reduction with 5 factoid took 134 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p1), (NOT p0)]
[2026-05-24 23:57:20] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:20] [INFO ] Invariant cache hit.
[2026-05-24 23:57:20] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2026-05-24 23:57:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:57:23] [INFO ] [Nat]Absence check using state equation in 3034 ms returned unknown
Could not prove EG (NOT p1)
Knowledge-based reduction took 3569 ms.
Stuttering acceptance computed with spot in 94 ms :[(NOT p1), (NOT p0)]
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 7 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:23] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:23] [INFO ] Invariant cache hit.
[2026-05-24 23:57:23] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:57:23] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:23] [INFO ] Invariant cache hit.
[2026-05-24 23:57:23] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:24] [INFO ] Implicit Places using invariants and state equation in 397 ms returned []
Implicit Place search using SMT with State Equation took 432 ms to find 0 implicit places.
[2026-05-24 23:57:24] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 456 ms. Remains : 34/34 places, 250/250 transitions.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 5 factoid took 122 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 101 steps (5 resets) in 5 ms. (16 steps per ms) remains 0/2 properties
Knowledge based reduction with 5 factoid took 143 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (NOT p0)]
[2026-05-24 23:57:24] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:24] [INFO ] Invariant cache hit.
[2026-05-24 23:57:24] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2026-05-24 23:57:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:57:27] [INFO ] [Nat]Absence check using state equation in 3039 ms returned unknown
Could not prove EG (NOT p1)
Knowledge-based reduction took 3587 ms.
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 70 ms.
Product exploration explored 100000 steps with 0 reset in 75 ms.
Built C files in :
/tmp/ltsmin1260397641400927468
[2026-05-24 23:57:28] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-24 23:57:28] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:57:28] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-24 23:57:28] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:57:28] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-24 23:57:28] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:57:28] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1260397641400927468
Running compilation step : cd /tmp/ltsmin1260397641400927468;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 486 ms.
Running link step : cd /tmp/ltsmin1260397641400927468;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin1260397641400927468;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased5993733671808154874.hoa' '--buchi-type=spotba'
LTSmin run took 96 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-05 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-05 finished in 9461 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 U X(G(p1))) U p1)&&X(p2))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:28] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:28] [INFO ] Invariant cache hit.
[2026-05-24 23:57:28] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 23:57:28] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:28] [INFO ] Invariant cache hit.
[2026-05-24 23:57:28] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:29] [INFO ] Implicit Places using invariants and state equation in 495 ms returned []
Implicit Place search using SMT with State Equation took 536 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 539 ms. Remains : 34/34 places, 250/250 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 U X(G(p1))) U p1)&&X(p2))))'
Stuttering acceptance computed with spot in 311 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p2), (NOT p1), true]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-07 finished in 895 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((p0&&F(p1)) U (G((p0&&F(p1)))||(p0&&F(p1)&&X(X((p2&&G(p0))))))))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:29] [INFO ] Invariant cache hit.
[2026-05-24 23:57:29] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 23:57:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:29] [INFO ] Invariant cache hit.
[2026-05-24 23:57:29] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:30] [INFO ] Implicit Places using invariants and state equation in 473 ms returned []
Implicit Place search using SMT with State Equation took 505 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 509 ms. Remains : 34/34 places, 250/250 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((p0&&F(p1)) U (G((p0&&F(p1)))||(p0&&F(p1)&&X(X((p2&&G(p0))))))))))'
Stuttering acceptance computed with spot in 457 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-08
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-08 finished in 1014 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 (p0&&X(X(p1))))))))'
Support contains 2 out of 34 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 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 6 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:30] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:30] [INFO ] Invariant cache hit.
[2026-05-24 23:57:30] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:57:30] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:30] [INFO ] Invariant cache hit.
[2026-05-24 23:57:30] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:31] [INFO ] Implicit Places using invariants and state equation in 415 ms returned []
Implicit Place search using SMT with State Equation took 452 ms to find 0 implicit places.
[2026-05-24 23:57:31] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 473 ms. Remains : 34/34 places, 250/250 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 (p0&&X(X(p1))))))))'
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-09
Stuttering criterion allowed to conclude after 35 steps with 5 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-09 finished in 553 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(F((p1&&X(p2))))))))'
Support contains 3 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:31] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:31] [INFO ] Invariant cache hit.
[2026-05-24 23:57:31] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 23:57:31] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:31] [INFO ] Invariant cache hit.
[2026-05-24 23:57:31] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:31] [INFO ] Implicit Places using invariants and state equation in 319 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 358 ms. Remains : 34/34 places, 250/250 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(F((p1&&X(p2))))))))'
Stuttering acceptance computed with spot in 172 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-12
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-12 finished in 572 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U (F(G(p1)) U !p1))))'
Support contains 3 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 7 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:31] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:31] [INFO ] Invariant cache hit.
[2026-05-24 23:57:31] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-24 23:57:31] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:31] [INFO ] Invariant cache hit.
[2026-05-24 23:57:31] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:32] [INFO ] Implicit Places using invariants and state equation in 414 ms returned []
Implicit Place search using SMT with State Equation took 457 ms to find 0 implicit places.
[2026-05-24 23:57:32] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 472 ms. Remains : 34/34 places, 250/250 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U (F(G(p1)) U !p1))))'
Stuttering acceptance computed with spot in 159 ms :[p1, (NOT p1), p1, p1]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 107 ms.
Product exploration explored 100000 steps with 0 reset in 114 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 11 factoid took 76 ms. Reduced automaton from 4 states, 11 edges and 2 AP (stutter insensitive) to 4 states, 11 edges and 2 AP (stutter insensitive).
RANDOM walk for 3332 steps (213 resets) in 42 ms. (77 steps per ms) remains 0/4 properties
Negative knowledge disproves property using: (G (OR p0 (NOT p1)))
Knowledge based reduction with 11 factoid took 43 ms. Proved property starting from automaton with 4 states, 11 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 143 ms.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-14 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-14 finished in 1032 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 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 5 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:57:32] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:32] [INFO ] Invariant cache hit.
[2026-05-24 23:57:32] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 23:57:32] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:32] [INFO ] Invariant cache hit.
[2026-05-24 23:57:32] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:33] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
[2026-05-24 23:57:33] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 488 ms. Remains : 34/34 places, 250/250 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 43 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLCardinality-15
Product exploration explored 100000 steps with 0 reset in 67 ms.
Product exploration explored 100000 steps with 0 reset in 86 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 37 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (2573 resets) in 207 ms. (192 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (255 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2028549 steps, run timeout after 3001 ms. (steps per millisecond=675 ) properties seen :0 out of 1
Probabilistic random walk after 2028549 steps, saw 313923 distinct states, run finished after 3001 ms. (steps per millisecond=675 ) properties seen :0
[2026-05-24 23:57:36] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:36] [INFO ] Invariant cache hit.
[2026-05-24 23:57:36] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/73 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 71/144 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/144 variables, 32/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 125/269 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/269 variables, 7/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/269 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 9/278 variables, 4/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/278 variables, 6/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/278 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/280 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 96 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 67/73 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 71/144 variables, 8/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 32/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/144 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 125/269 variables, 15/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/269 variables, 7/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/269 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 9/278 variables, 4/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 278/281 variables, and 87 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1086 ms.
Refiners :[State Equation: 33/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1188ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 31 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 31 transition count 221
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 33 place count 25 transition count 215
Applied a total of 33 rules in 12 ms. Remains 25 /34 variables (removed 9) and now considering 215/250 (removed 35) transitions.
Running 210 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15972542978225087565.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7205470277814909174.kers'
[2026-05-24 23:57:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15972542978225087565.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7205470277814909174.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 25 cols 430 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-24 23:57:37] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7205470277814909174.kers
Total runtime 2 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 3013 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 20013 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23060ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 23061ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23073 ms. Remains : 25/34 places, 215/250 transitions.
RANDOM walk for 40000 steps (2593 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (556 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1910120 steps, run timeout after 3001 ms. (steps per millisecond=636 ) properties seen :0 out of 1
Probabilistic random walk after 1910120 steps, saw 435371 distinct states, run finished after 3001 ms. (steps per millisecond=636 ) properties seen :0
[2026-05-24 23:58:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 79 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9062 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9144ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 25/25 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-24 23:58:13] [INFO ] Invariant cache hit.
[2026-05-24 23:58:13] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 23:58:13] [INFO ] Invariant cache hit.
[2026-05-24 23:58:13] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
[2026-05-24 23:58:13] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 253 ms. Remains : 25/25 places, 215/215 transitions.
Knowledge based reduction with 4 factoid took 61 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Knowledge-based reduction took 39963 ms.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 6 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:58:13] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11844423557528922757.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1410149371858782151.kers'
[2026-05-24 23:58:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11844423557528922757.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1410149371858782151.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:58:13] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1410149371858782151.kers
Total runtime 2 ms.
[2026-05-24 23:58:13] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20019 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40074ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40076ms
[2026-05-24 23:58:53] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:58:53] [INFO ] Invariant cache hit.
[2026-05-24 23:58:53] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-24 23:58:53] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:58:53] [INFO ] Invariant cache hit.
[2026-05-24 23:58:53] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:58:54] [INFO ] Implicit Places using invariants and state equation in 445 ms returned []
Implicit Place search using SMT with State Equation took 490 ms to find 0 implicit places.
[2026-05-24 23:58:54] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40585 ms. Remains : 34/34 places, 250/250 transitions.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 57 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (2562 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (255 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2159524 steps, run timeout after 3001 ms. (steps per millisecond=719 ) properties seen :0 out of 1
Probabilistic random walk after 2159524 steps, saw 333774 distinct states, run finished after 3001 ms. (steps per millisecond=719 ) properties seen :0
[2026-05-24 23:58:57] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:58:57] [INFO ] Invariant cache hit.
[2026-05-24 23:58:57] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/73 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 71/144 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/144 variables, 32/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 125/269 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/269 variables, 7/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/269 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 9/278 variables, 4/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/278 variables, 6/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/278 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/280 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 103 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 67/73 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 71/144 variables, 8/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 32/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/144 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 125/269 variables, 15/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/269 variables, 7/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/269 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 9/278 variables, 4/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 278/281 variables, and 87 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1103 ms.
Refiners :[State Equation: 33/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1210ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 31 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 31 transition count 221
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 33 place count 25 transition count 215
Applied a total of 33 rules in 10 ms. Remains 25 /34 variables (removed 9) and now considering 215/250 (removed 35) transitions.
Running 210 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2628437189219022680.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18269864508066558588.kers'
[2026-05-24 23:58:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2628437189219022680.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18269864508066558588.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 25 cols 430 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-24 23:58:58] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-18269864508066558588.kers
Total runtime 4 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 215/240 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 3016 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 210 unsolved in 20016 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 0/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23077ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 23079ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23090 ms. Remains : 25/34 places, 215/250 transitions.
RANDOM walk for 40000 steps (2577 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (535 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1946978 steps, run timeout after 3001 ms. (steps per millisecond=648 ) properties seen :0 out of 1
Probabilistic random walk after 1946978 steps, saw 444414 distinct states, run finished after 3002 ms. (steps per millisecond=648 ) properties seen :0
[2026-05-24 23:59:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 61/67 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/122 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/204 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 36/240 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/240 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 79 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 61/67 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 55/122 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 82/204 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/204 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9078 ms.
Refiners :[State Equation: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9161ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 25/25 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 215/215 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-24 23:59:33] [INFO ] Invariant cache hit.
[2026-05-24 23:59:33] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:59:33] [INFO ] Invariant cache hit.
[2026-05-24 23:59:34] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
[2026-05-24 23:59:34] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 266 ms. Remains : 25/25 places, 215/215 transitions.
Knowledge based reduction with 4 factoid took 62 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Knowledge-based reduction took 40006 ms.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 70 ms.
Product exploration explored 100000 steps with 0 reset in 54 ms.
Built C files in :
/tmp/ltsmin1714593391885976318
[2026-05-24 23:59:34] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-24 23:59:34] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:59:34] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-24 23:59:34] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:59:34] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-24 23:59:34] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:59:34] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1714593391885976318
Running compilation step : cd /tmp/ltsmin1714593391885976318;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 474 ms.
Running link step : cd /tmp/ltsmin1714593391885976318;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin1714593391885976318;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7731169721279885092.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:59:49] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16529283261819069438.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15032712533506543820.kers'
[2026-05-24 23:59:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16529283261819069438.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15032712533506543820.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:59:49] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15032712533506543820.kers
Total runtime 1 ms.
[2026-05-24 23:59:49] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20021 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20020 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40093ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40094ms
[2026-05-25 00:00:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:29] [INFO ] Invariant cache hit.
[2026-05-25 00:00:29] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-25 00:00:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:29] [INFO ] Invariant cache hit.
[2026-05-25 00:00:29] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:30] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 483 ms to find 0 implicit places.
[2026-05-25 00:00:30] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40596 ms. Remains : 34/34 places, 250/250 transitions.
Built C files in :
/tmp/ltsmin771369099617942398
[2026-05-25 00:00:30] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-25 00:00:30] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:30] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-25 00:00:30] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:30] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-25 00:00:30] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:30] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin771369099617942398
Running compilation step : cd /tmp/ltsmin771369099617942398;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 494 ms.
Running link step : cd /tmp/ltsmin771369099617942398;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin771369099617942398;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8457007783303898696.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:00:45] [INFO ] Flatten gal took : 9 ms
[2026-05-25 00:00:45] [INFO ] Flatten gal took : 9 ms
[2026-05-25 00:00:45] [INFO ] Time to serialize gal into /tmp/LTL11817733583577872806.gal : 3 ms
[2026-05-25 00:00:45] [INFO ] Time to serialize properties into /tmp/LTL13576608764820222600.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/LTL11817733583577872806.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2564280973256418649.hoa' '-atoms' '/tmp/LTL13576608764820222600.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL13576608764820222600.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2564280973256418649.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t18, t19, t20, t21...1354
Computing Next relation with stutter on 106288 deadlock states
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
619 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,6.22596,198380,1,0,812,942384,521,374,2747,1.13856e+06,874
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-05track28LR-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-05track28LR-LTLCardinality-15 finished in 199626 ms.
All properties solved by simple procedures.
Total runtime 1109483 ms.
BK_STOP 1779667252542
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="DNAwalker-PT-05track28LR"
export BK_EXAMINATION="LTLCardinality"
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 DNAwalker-PT-05track28LR, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695800795"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-05track28LR.tgz
mv DNAwalker-PT-05track28LR execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;