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-177955695800796.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 LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800796
=====================================================================

--------------------
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-LTLFireability-00
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-01
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-02
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-03
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-04
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-05
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-06
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-07
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-08
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-09
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-10
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-11
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-12
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-13
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-14
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779666198919

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
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
LTLFireability PT
Running Version 202604301425
[2026-05-24 23:43:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 23:43:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:43:20] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2026-05-24 23:43:20] [INFO ] Transformed 34 places.
[2026-05-24 23:43:20] [INFO ] Transformed 250 transitions.
[2026-05-24 23:43:20] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 180 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 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 8 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 23:43:20] [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-11039595270097690965.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14250811233628202369.kers'
[2026-05-24 23:43:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11039595270097690965.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14250811233628202369.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 23:43:20] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14250811233628202369.kers
Total runtime 1 ms.
[2026-05-24 23:43:20] [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 20049 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 20029 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 23:44:00] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:44:00] [INFO ] Invariant cache hit.
[2026-05-24 23:44:00] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-24 23:44:00] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:44:00] [INFO ] Invariant cache hit.
[2026-05-24 23:44:00] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:44:01] [INFO ] Implicit Places using invariants and state equation in 221 ms returned []
Implicit Place search using SMT with State Equation took 297 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40660 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 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:44:01] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:44:01] [INFO ] Invariant cache hit.
[2026-05-24 23:44:01] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-24 23:44:01] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:44:01] [INFO ] Invariant cache hit.
[2026-05-24 23:44:01] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:44:01] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 157 ms. Remains : 34/34 places, 250/250 transitions.
Support contains 27 out of 34 places after structural reductions.
[2026-05-24 23:44:01] [INFO ] Flatten gal took : 40 ms
[2026-05-24 23:44:01] [INFO ] Flatten gal took : 19 ms
[2026-05-24 23:44:01] [INFO ] Input system was already deterministic with 250 transitions.
Reduction of identical properties reduced properties to check from 35 to 34
RANDOM walk for 40000 steps (2575 resets) in 1447 ms. (27 steps per ms) remains 2/34 properties
BEST_FIRST walk for 40004 steps (239 resets) in 223 ms. (178 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (238 resets) in 137 ms. (289 steps per ms) remains 2/2 properties
[2026-05-24 23:44:02] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:44:02] [INFO ] Invariant cache hit.
[2026-05-24 23:44:02] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 91/97 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 149/246 variables, 19/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/246 variables, 25/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/246 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 32/278 variables, 8/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/278 variables, 11/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/278 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/280 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (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 225 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 91/97 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 149/246 variables, 19/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/246 variables, 25/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/246 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/246 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 32/278 variables, 8/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/278 variables, 11/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/278 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 89 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2248 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2485ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 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 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 34 transition count 240
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 14 place count 30 transition count 236
Applied a total of 14 rules in 29 ms. Remains 30 /34 variables (removed 4) and now considering 236/250 (removed 14) 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-2646956036570098776.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16347073011787221974.kers'
[2026-05-24 23:44:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2646956036570098776.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16347073011787221974.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 236 rows 30 cols 472 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-24 23:44:04] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16347073011787221974.kers
Total runtime 0 ms.
[2026-05-24 23:44:04] [INFO ] State equation strengthened by 17 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, 17/45 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/264 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (OVERLAPS) 2/266 variables, 2/47 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/266 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 6 (OVERLAPS) 0/266 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 229 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/266 variables, and 47 constraints, problems are : Problem set: 0 solved, 229 unsolved in 7118 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 17/17 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, 17/45 constraints. Problems are: Problem set: 0 solved, 229 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 264/266 variables, and 274 constraints, problems are : Problem set: 0 solved, 229 unsolved in 20037 ms.
Refiners :[State Equation: 28/30 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27220ms problems are : Problem set: 0 solved, 229 unsolved
Search for dead transitions found 0 dead transitions in 27221ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27251 ms. Remains : 30/34 places, 236/250 transitions.
RANDOM walk for 40000 steps (3223 resets) in 288 ms. (138 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (385 resets) in 108 ms. (367 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (413 resets) in 108 ms. (367 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1077311 steps, run timeout after 3001 ms. (steps per millisecond=358 ) properties seen :0 out of 2
Probabilistic random walk after 1077311 steps, saw 238846 distinct states, run finished after 3006 ms. (steps per millisecond=358 ) properties seen :0
[2026-05-24 23:44:34] [INFO ] Invariant cache hit.
[2026-05-24 23:44:34] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 91/97 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 144/241 variables, 19/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/241 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 25/266 variables, 5/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/266 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/266 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/266 variables, and 47 constraints, problems are : Problem set: 0 solved, 2 unsolved in 146 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 17/17 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 91/97 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 144/241 variables, 19/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/241 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 266/266 variables, and 49 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18100 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18251ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 236/236 transitions.
Applied a total of 0 rules in 13 ms. Remains 30 /30 variables (removed 0) and now considering 236/236 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 30/30 places, 236/236 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 236/236 transitions.
Applied a total of 0 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 236/236 (removed 0) transitions.
[2026-05-24 23:44:53] [INFO ] Invariant cache hit.
[2026-05-24 23:44:53] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 23:44:53] [INFO ] Invariant cache hit.
[2026-05-24 23:44:53] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:44:53] [INFO ] Implicit Places using invariants and state equation in 406 ms returned [16, 19, 29]
Discarding 3 places :
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 466 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/30 places, 224/236 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 481 ms. Remains : 27/30 places, 224/236 transitions.
RANDOM walk for 40000 steps (2703 resets) in 1136 ms. (35 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (348 resets) in 92 ms. (430 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (377 resets) in 77 ms. (512 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 881283 steps, run timeout after 3001 ms. (steps per millisecond=293 ) properties seen :0 out of 2
Probabilistic random walk after 881283 steps, saw 199791 distinct states, run finished after 3002 ms. (steps per millisecond=293 ) 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-16352245400376576626.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3157161755934509144.kers'
[2026-05-24 23:44:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16352245400376576626.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3157161755934509144.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 224 rows 27 cols 443 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:44:57] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3157161755934509144.kers
Total runtime 0 ms.
[2026-05-24 23:44:57] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 88/94 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 132/226 variables, 16/39 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 25/251 variables, 5/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/251 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 251/251 variables, and 44 constraints, problems are : Problem set: 0 solved, 2 unsolved in 150 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 17/17 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 88/94 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 132/226 variables, 16/39 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 2/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/226 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 251/251 variables, and 46 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30083 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30262ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 224/224 transitions.
Applied a total of 0 rules in 11 ms. Remains 27 /27 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 27/27 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 224/224 transitions.
Applied a total of 0 rules in 23 ms. Remains 27 /27 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2026-05-24 23:45:27] [INFO ] Invariant cache hit.
[2026-05-24 23:45:27] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-24 23:45:27] [INFO ] Invariant cache hit.
[2026-05-24 23:45:27] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:45:27] [INFO ] Implicit Places using invariants and state equation in 412 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
[2026-05-24 23:45:27] [INFO ] Redundant transitions in 8 ms returned []
Running 217 sub problems to find dead transitions.
[2026-05-24 23:45:27] [INFO ] Invariant cache hit.
[2026-05-24 23:45:27] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 224/249 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 2/251 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/251 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 0/251 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 251/251 variables, and 44 constraints, problems are : Problem set: 0 solved, 217 unsolved in 7103 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 17/17 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) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 224/249 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 249/251 variables, and 42 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30030 ms.
Refiners :[State Equation: 25/27 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 0/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37172ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 37173ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37712 ms. Remains : 27/27 places, 224/224 transitions.
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' '!(G(F(p0)))'
Support contains 2 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.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:46:05] [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-4274502783821365407.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11761505201543383655.kers'
[2026-05-24 23:46:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4274502783821365407.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11761505201543383655.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 23:46:05] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11761505201543383655.kers
Total runtime 0 ms.
[2026-05-24 23:46:05] [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 20013 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 20015 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 40096ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40097ms
[2026-05-24 23:46:45] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:46:45] [INFO ] Invariant cache hit.
[2026-05-24 23:46:45] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:46:45] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:46:45] [INFO ] Invariant cache hit.
[2026-05-24 23:46:45] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:46:46] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
[2026-05-24 23:46:46] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40522 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)))'
Stuttering acceptance computed with spot in 346 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 162 ms.
Product exploration explored 100000 steps with 1 reset in 157 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 2 factoid took 100 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 12 steps (0 resets) in 5 ms. (2 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 91 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 294 ms.
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Support contains 2 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 9 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:46:47] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:46:47] [INFO ] Invariant cache hit.
[2026-05-24 23:46:47] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 23:46:47] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:46:47] [INFO ] Invariant cache hit.
[2026-05-24 23:46:47] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:46:47] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 430 ms to find 0 implicit places.
[2026-05-24 23:46:47] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 449 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 2 factoid took 85 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 102 steps (6 resets) in 4 ms. (20 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 95 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 241 ms.
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 194 ms.
Product exploration explored 100000 steps with 0 reset in 141 ms.
Built C files in :
/tmp/ltsmin1068534856581525344
[2026-05-24 23:46:48] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-24 23:46:48] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:46:48] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-24 23:46:48] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:46:48] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-24 23:46:48] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:46:48] [INFO ] Built C files in 74ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1068534856581525344
Running compilation step : cd /tmp/ltsmin1068534856581525344;'/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 622 ms.
Running link step : cd /tmp/ltsmin1068534856581525344;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin1068534856581525344;'/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/stateBased10765458189220485867.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 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 4 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[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 358 ms returned []
Implicit Place search using SMT with State Equation took 429 ms to find 0 implicit places.
[2026-05-24 23:47:03] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 468 ms. Remains : 34/34 places, 250/250 transitions.
Built C files in :
/tmp/ltsmin9575281326968107418
[2026-05-24 23:47:03] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-24 23:47:03] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:47:03] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-24 23:47:03] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:47:03] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-24 23:47:03] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:47:03] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9575281326968107418
Running compilation step : cd /tmp/ltsmin9575281326968107418;'/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 451 ms.
Running link step : cd /tmp/ltsmin9575281326968107418;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin9575281326968107418;'/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/stateBased14660026297207909054.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 23:47:18] [INFO ] Flatten gal took : 10 ms
[2026-05-24 23:47:18] [INFO ] Flatten gal took : 11 ms
[2026-05-24 23:47:18] [INFO ] Time to serialize gal into /tmp/LTL8347769090031865668.gal : 4 ms
[2026-05-24 23:47:18] [INFO ] Time to serialize properties into /tmp/LTL12434385113319856094.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8347769090031865668.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7235003377773514176.hoa' '-atoms' '/tmp/LTL12434385113319856094.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL12434385113319856094.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7235003377773514176.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
59 unique states visited
0 strongly connected components in search stack
60 transitions explored
31 items max in DFS search stack
559 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,0,5.65153,187696,1,0,1049,760698,521,503,2813,1.10656e+06,1548
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-01 finished in 80192 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(X(X(G(!p1))))))))'
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 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:47:25] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:25] [INFO ] Invariant cache hit.
[2026-05-24 23:47:25] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-24 23:47:25] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:25] [INFO ] Invariant cache hit.
[2026-05-24 23:47:25] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:47:26] [INFO ] Implicit Places using invariants and state equation in 486 ms returned []
Implicit Place search using SMT with State Equation took 549 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 550 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(X(X(G(!p1))))))))'
Stuttering acceptance computed with spot in 379 ms :[p1, (AND p1 (NOT p0)), p1, p1, p1, p1, true, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-02
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-02 finished in 972 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||G((p1||X(X(X(p2)))))))||F(p3)))'
Support contains 6 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 23:47:26] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:26] [INFO ] Invariant cache hit.
[2026-05-24 23:47:26] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-24 23:47:26] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:26] [INFO ] Invariant cache hit.
[2026-05-24 23:47:26] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:47:27] [INFO ] Implicit Places using invariants and state equation in 322 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 397 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||G((p1||X(X(X(p2)))))))||F(p3)))'
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p0) (NOT p3) (NOT p1) (NOT p2)), (AND (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p1) (NOT p2)), (AND (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p2)), (NOT p3)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-03
Stuttering criterion allowed to conclude after 1309 steps with 255 reset in 7 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-03 finished in 630 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&&X((!p0 U (G(!p1)||X((!p2||G(!p0)))))))))'
Support contains 5 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 23:47:27] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:27] [INFO ] Invariant cache hit.
[2026-05-24 23:47:27] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 23:47:27] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:27] [INFO ] Invariant cache hit.
[2026-05-24 23:47:27] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:47:27] [INFO ] Implicit Places using invariants and state equation in 410 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 463 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((X((!p0 U (G(!p1)||X((!p2||G(!p0))))))&&!p0)))'
Stuttering acceptance computed with spot in 298 ms :[true, (AND p0 p2 p1), (AND p0 p2), (AND p1 p0 p2), p1, (AND p1 p0), p0, (AND p0 p1 p2), p0, p0]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-04
Product exploration explored 100000 steps with 21339 reset in 257 ms.
Product exploration explored 100000 steps with 21359 reset in 265 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 8 factoid took 105 ms. Reduced automaton from 10 states, 24 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2579 resets) in 832 ms. (48 steps per ms) remains 5/13 properties
BEST_FIRST walk for 40004 steps (306 resets) in 208 ms. (191 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (240 resets) in 86 ms. (459 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (299 resets) in 199 ms. (200 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (293 resets) in 136 ms. (292 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (298 resets) in 117 ms. (339 steps per ms) remains 5/5 properties
[2026-05-24 23:47:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:47:29] [INFO ] Invariant cache hit.
[2026-05-24 23:47:29] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 132/207 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 66/273 variables, 10/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 17/83 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 7/280 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 5 unsolved in 294 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 132/207 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 5/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/207 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 66/273 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 92 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5007 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5313ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 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.1 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 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 26 place count 27 transition count 223
Applied a total of 26 rules in 18 ms. Remains 27 /34 variables (removed 7) and now considering 223/250 (removed 27) 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-18234384057842707957.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17478082267055843530.kers'
[2026-05-24 23:47:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18234384057842707957.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17478082267055843530.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 223 rows 27 cols 446 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:47:34] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17478082267055843530.kers
Total runtime 0 ms.
[2026-05-24 23:47:34] [INFO ] State equation strengthened by 6 read => feed constraints.
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) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 1/250 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 33 constraints, problems are : Problem set: 0 solved, 217 unsolved in 6175 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 6/6 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) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 249/250 variables, and 32 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20017 ms.
Refiners :[State Equation: 26/27 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 0/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26249ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 26251ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26269 ms. Remains : 27/34 places, 223/250 transitions.
RANDOM walk for 40000 steps (2885 resets) in 309 ms. (129 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (521 resets) in 70 ms. (563 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (489 resets) in 67 ms. (588 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (447 resets) in 61 ms. (645 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (419 resets) in 74 ms. (533 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (461 resets) in 74 ms. (533 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 729399 steps, run timeout after 3001 ms. (steps per millisecond=243 ) properties seen :0 out of 5
Probabilistic random walk after 729399 steps, saw 172430 distinct states, run finished after 3001 ms. (steps per millisecond=243 ) properties seen :0
[2026-05-24 23:48:04] [INFO ] Invariant cache hit.
[2026-05-24 23:48:04] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 126/201 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 48/249 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/250 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 33 constraints, problems are : Problem set: 0 solved, 5 unsolved in 175 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 126/201 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/201 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 48/249 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 38 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45008 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45191ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 223/223 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 27/27 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 223/223 transitions.
Applied a total of 0 rules in 4 ms. Remains 27 /27 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2026-05-24 23:48:49] [INFO ] Invariant cache hit.
[2026-05-24 23:48:49] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-24 23:48:49] [INFO ] Invariant cache hit.
[2026-05-24 23:48:49] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-24 23:48:49] [INFO ] Implicit Places using invariants and state equation in 269 ms returned [17, 20]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 10 transitions.
Implicit Place search using SMT with State Equation took 312 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/27 places, 213/223 transitions.
Applied a total of 0 rules in 7 ms. Remains 25 /25 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 324 ms. Remains : 25/27 places, 213/223 transitions.
RANDOM walk for 40000 steps (2196 resets) in 214 ms. (186 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (388 resets) in 58 ms. (678 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (381 resets) in 78 ms. (506 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (368 resets) in 77 ms. (512 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (364 resets) in 68 ms. (579 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (367 resets) in 81 ms. (487 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 687548 steps, run timeout after 3001 ms. (steps per millisecond=229 ) properties seen :0 out of 5
Probabilistic random walk after 687548 steps, saw 164248 distinct states, run finished after 3001 ms. (steps per millisecond=229 ) 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-6279098438906345363.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5917207447841743545.kers'
[2026-05-24 23:48:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6279098438906345363.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5917207447841743545.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 213 rows 25 cols 424 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-24 23:48:52] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5917207447841743545.kers
Total runtime 0 ms.
[2026-05-24 23:48:52] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 69/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 115/189 variables, 13/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 48/237 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/238 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 167 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 69/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 115/189 variables, 13/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 48/237 variables, 6/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 36 constraints, problems are : Problem set: 0 solved, 5 unsolved in 75006 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75184ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 213/213 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 25/25 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 213/213 transitions.
Applied a total of 0 rules in 7 ms. Remains 25 /25 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2026-05-24 23:50:08] [INFO ] Invariant cache hit.
[2026-05-24 23:50:08] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-24 23:50:08] [INFO ] Invariant cache hit.
[2026-05-24 23:50:08] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-24 23:50:08] [INFO ] Implicit Places using invariants and state equation in 239 ms returned []
Implicit Place search using SMT with State Equation took 281 ms to find 0 implicit places.
[2026-05-24 23:50:08] [INFO ] Redundant transitions in 3 ms returned []
Running 207 sub problems to find dead transitions.
[2026-05-24 23:50:08] [INFO ] Invariant cache hit.
[2026-05-24 23:50:08] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (OVERLAPS) 213/237 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (OVERLAPS) 1/238 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 6 (OVERLAPS) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 207 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 31 constraints, problems are : Problem set: 0 solved, 207 unsolved in 5396 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 207 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (OVERLAPS) 213/237 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 207/237 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 5 (OVERLAPS) 1/238 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 238 constraints, problems are : Problem set: 0 solved, 207 unsolved in 30016 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35444ms problems are : Problem set: 0 solved, 207 unsolved
Search for dead transitions found 0 dead transitions in 35446ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35746 ms. Remains : 25/25 places, 213/213 transitions.
Knowledge based reduction with 8 factoid took 355 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 425 ms :[true, p0, (AND p0 p2 p1), p1, (AND p0 p2), (AND p0 p1 p2), (AND p0 p1), (AND p0 p2 p1), (AND p0 p2 p1), (AND p0 p2 p1)]
Knowledge-based reduction took 196021 ms.
Stuttering acceptance computed with spot in 421 ms :[true, p0, (AND p0 p2 p1), p1, (AND p0 p2), (AND p0 p1 p2), (AND p0 p1), (AND p0 p2 p1), (AND p0 p2 p1), (AND p0 p2 p1)]
Support contains 5 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 3 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 23:50:45] [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-15540754390990040532.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17049603852811830860.kers'
[2026-05-24 23:50:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15540754390990040532.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17049603852811830860.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 23:50:45] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17049603852811830860.kers
Total runtime 2 ms.
[2026-05-24 23:50:45] [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 20016 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 40104ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40105ms
[2026-05-24 23:51:25] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:51:25] [INFO ] Invariant cache hit.
[2026-05-24 23:51:25] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-24 23:51:25] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:51:25] [INFO ] Invariant cache hit.
[2026-05-24 23:51:25] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:51:25] [INFO ] Implicit Places using invariants and state equation in 430 ms returned []
Implicit Place search using SMT with State Equation took 478 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40587 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 3/3 atomic propositions.
Knowledge based reduction with 4 factoid took 110 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2579 resets) in 175 ms. (227 steps per ms) remains 5/13 properties
BEST_FIRST walk for 40003 steps (311 resets) in 47 ms. (833 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (244 resets) in 38 ms. (1025 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (296 resets) in 44 ms. (888 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (295 resets) in 43 ms. (909 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (302 resets) in 40 ms. (975 steps per ms) remains 5/5 properties
[2026-05-24 23:51:25] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:51:25] [INFO ] Invariant cache hit.
[2026-05-24 23:51:25] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 132/207 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 66/273 variables, 10/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 17/83 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 7/280 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 5 unsolved in 234 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 132/207 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/207 variables, 5/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/207 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 66/273 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 92 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5008 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5250ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 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.1 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 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 26 place count 27 transition count 223
Applied a total of 26 rules in 13 ms. Remains 27 /34 variables (removed 7) and now considering 223/250 (removed 27) 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-6206727531203334695.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14826982077960630567.kers'
[2026-05-24 23:51:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6206727531203334695.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14826982077960630567.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 223 rows 27 cols 446 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:51:31] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14826982077960630567.kers
Total runtime 0 ms.
[2026-05-24 23:51:31] [INFO ] State equation strengthened by 6 read => feed constraints.
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) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 1/250 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 33 constraints, problems are : Problem set: 0 solved, 217 unsolved in 5726 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 6/6 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) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 249/250 variables, and 32 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20017 ms.
Refiners :[State Equation: 26/27 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 0/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25794ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 25794ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25808 ms. Remains : 27/34 places, 223/250 transitions.
RANDOM walk for 40000 steps (2876 resets) in 317 ms. (125 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (518 resets) in 42 ms. (930 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (508 resets) in 40 ms. (975 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (449 resets) in 80 ms. (493 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (423 resets) in 51 ms. (769 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (461 resets) in 39 ms. (1000 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 1010884 steps, run timeout after 3001 ms. (steps per millisecond=336 ) properties seen :0 out of 5
Probabilistic random walk after 1010884 steps, saw 233552 distinct states, run finished after 3001 ms. (steps per millisecond=336 ) properties seen :0
[2026-05-24 23:52:00] [INFO ] Invariant cache hit.
[2026-05-24 23:52:00] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 126/201 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 48/249 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/250 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 33 constraints, problems are : Problem set: 0 solved, 5 unsolved in 167 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 70/75 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 126/201 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/201 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 48/249 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 38 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45003 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45192ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 223/223 transitions.
Applied a total of 0 rules in 7 ms. Remains 27 /27 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 27/27 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 223/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2026-05-24 23:52:45] [INFO ] Invariant cache hit.
[2026-05-24 23:52:45] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:52:45] [INFO ] Invariant cache hit.
[2026-05-24 23:52:45] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-24 23:52:45] [INFO ] Implicit Places using invariants and state equation in 269 ms returned [17, 20]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 10 transitions.
Implicit Place search using SMT with State Equation took 341 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/27 places, 213/223 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 348 ms. Remains : 25/27 places, 213/223 transitions.
RANDOM walk for 40000 steps (2208 resets) in 232 ms. (171 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (384 resets) in 57 ms. (689 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (371 resets) in 46 ms. (851 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (367 resets) in 42 ms. (930 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (354 resets) in 41 ms. (952 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (375 resets) in 51 ms. (769 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 844323 steps, run timeout after 3001 ms. (steps per millisecond=281 ) properties seen :0 out of 5
Probabilistic random walk after 844323 steps, saw 196536 distinct states, run finished after 3001 ms. (steps per millisecond=281 ) 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-16617054079358683066.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15978154596169429278.kers'
[2026-05-24 23:52:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16617054079358683066.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15978154596169429278.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 213 rows 25 cols 424 entries
Finished phase 1 with 25 SingleSign rule and 0 generalized
[2026-05-24 23:52:48] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15978154596169429278.kers
Total runtime 1 ms.
[2026-05-24 23:52:48] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 69/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 115/189 variables, 13/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 48/237 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/238 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 156 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 69/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 115/189 variables, 13/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 48/237 variables, 6/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 36 constraints, problems are : Problem set: 0 solved, 5 unsolved in 75011 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75196ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2026-05-24 23:54:04] [INFO ] Invariant cache hit.
[2026-05-24 23:54:04] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 23:54:04] [INFO ] Invariant cache hit.
[2026-05-24 23:54:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-24 23:54:04] [INFO ] Implicit Places using invariants and state equation in 234 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
[2026-05-24 23:54:04] [INFO ] Redundant transitions in 1 ms returned []
Running 207 sub problems to find dead transitions.
[2026-05-24 23:54:04] [INFO ] Invariant cache hit.
[2026-05-24 23:54:04] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (OVERLAPS) 213/237 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (OVERLAPS) 1/238 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 6 (OVERLAPS) 0/238 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 207 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 31 constraints, problems are : Problem set: 0 solved, 207 unsolved in 5306 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 207 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (OVERLAPS) 213/237 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 207/237 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 238 constraints, problems are : Problem set: 0 solved, 207 unsolved in 30021 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35363ms problems are : Problem set: 0 solved, 207 unsolved
Search for dead transitions found 0 dead transitions in 35364ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35644 ms. Remains : 25/25 places, 213/213 transitions.
Knowledge based reduction with 4 factoid took 255 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 290 ms :[true, p0, (AND p0 p2 p1), p1, (AND p0 p2), (AND p0 p1 p2), (AND p0 p1), (AND p0 p2 p1), (AND p0 p2 p1), (AND p0 p2 p1)]
Knowledge-based reduction took 194663 ms.
Stuttering acceptance computed with spot in 284 ms :[true, p0, (AND p0 p2 p1), p1, (AND p0 p2), (AND p0 p1 p2), (AND p0 p1), (AND p0 p2 p1), (AND p0 p2 p1), (AND p0 p2 p1)]
Stuttering acceptance computed with spot in 295 ms :[true, p0, (AND p0 p2 p1), p1, (AND p0 p2), (AND p0 p1 p2), (AND p0 p1), (AND p0 p2 p1), (AND p0 p2 p1), (AND p0 p2 p1)]
Product exploration explored 100000 steps with 21301 reset in 194 ms.
Product exploration explored 100000 steps with 21353 reset in 202 ms.
Spot run failed in 89 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/ltsmin2890289201163681524
[2026-05-24 23:54:41] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2890289201163681524
Running compilation step : cd /tmp/ltsmin2890289201163681524;'/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 350 ms.
Running link step : cd /tmp/ltsmin2890289201163681524;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2890289201163681524;'/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/stateBased3369227979085525419.hoa' '--buchi-type=spotba'
LTSmin run took 54 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-04 finished in 434578 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)||G(p1)))||X((F(!p0)&&X(p2)))))'
Support contains 5 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 0 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 23:54:41] [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-15258374638218288347.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5628944010738588288.kers'
[2026-05-24 23:54:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15258374638218288347.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5628944010738588288.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 23:54:41] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5628944010738588288.kers
Total runtime 1 ms.
[2026-05-24 23:54:41] [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 20019 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 20011 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 40073ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40073ms
[2026-05-24 23:55:21] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:55:21] [INFO ] Invariant cache hit.
[2026-05-24 23:55:21] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:55:21] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:55:21] [INFO ] Invariant cache hit.
[2026-05-24 23:55:22] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:55:22] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 279 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40354 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)||G(p1)))||X((F(!p0)&&X(p2)))))'
Stuttering acceptance computed with spot in 217 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-05
Product exploration explored 100000 steps with 12 reset in 157 ms.
Product exploration explored 100000 steps with 59 reset in 183 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 12 factoid took 136 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2565 resets) in 208 ms. (191 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (231 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
[2026-05-24 23:55:23] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:55:23] [INFO ] Invariant cache hit.
[2026-05-24 23:55:23] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 147/230 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 8/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 45/275 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/275 variables, 13/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/275 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/280 variables, 3/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (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 190 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 147/230 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 8/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 45/275 variables, 7/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/275 variables, 13/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/275 variables, 0/85 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 1156 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 1387ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 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 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 18 place count 30 transition count 232
Applied a total of 18 rules in 6 ms. Remains 30 /34 variables (removed 4) and now considering 232/250 (removed 18) transitions.
Running 225 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-1304157240157182548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11689710588827915231.kers'
[2026-05-24 23:55:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1304157240157182548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11689710588827915231.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 232 rows 30 cols 464 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-24 23:55:24] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11689710588827915231.kers
Total runtime 0 ms.
[2026-05-24 23:55:24] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (OVERLAPS) 232/259 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 32/59 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 3/262 variables, 3/62 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (OVERLAPS) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 225 unsolved
No progress, stopping.
After SMT solving in domain Real declared 262/262 variables, and 62 constraints, problems are : Problem set: 0 solved, 225 unsolved in 8111 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (OVERLAPS) 232/259 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 32/59 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 225/284 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 262/262 variables, and 287 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20022 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28166ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 28166ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28175 ms. Remains : 30/34 places, 232/250 transitions.
RANDOM walk for 40000 steps (2858 resets) in 212 ms. (187 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (390 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1730756 steps, run timeout after 3001 ms. (steps per millisecond=576 ) properties seen :0 out of 1
Probabilistic random walk after 1730756 steps, saw 383488 distinct states, run finished after 3001 ms. (steps per millisecond=576 ) properties seen :0
[2026-05-24 23:55:55] [INFO ] Invariant cache hit.
[2026-05-24 23:55:55] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/226 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 36/262 variables, 6/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 262/262 variables, and 62 constraints, problems are : Problem set: 0 solved, 1 unsolved in 76 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/226 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/226 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 262/262 variables, and 63 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9071 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9174ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 232/232 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 232/232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 30/30 places, 232/232 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 232/232 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 232/232 (removed 0) transitions.
[2026-05-24 23:56:04] [INFO ] Invariant cache hit.
[2026-05-24 23:56:04] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:56:04] [INFO ] Invariant cache hit.
[2026-05-24 23:56:04] [INFO ] State equation strengthened by 32 read => feed constraints.
[2026-05-24 23:56:05] [INFO ] Implicit Places using invariants and state equation in 665 ms returned [20, 26, 29]
Discarding 3 places :
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 17 transitions.
Implicit Place search using SMT with State Equation took 713 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/30 places, 215/232 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 722 ms. Remains : 27/30 places, 215/232 transitions.
RANDOM walk for 40000 steps (1978 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (323 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1992944 steps, run timeout after 3001 ms. (steps per millisecond=664 ) properties seen :0 out of 1
Probabilistic random walk after 1992944 steps, saw 422497 distinct states, run finished after 3001 ms. (steps per millisecond=664 ) 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-8659057605586224069.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1607922068055977621.kers'
[2026-05-24 23:56:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8659057605586224069.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1607922068055977621.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 27 cols 428 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:56:08] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1607922068055977621.kers
Total runtime 2 ms.
[2026-05-24 23:56:08] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/81 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 125/206 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 36/242 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 59 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/81 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 125/206 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/206 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 60 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15074 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15175ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 215/215 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 27/27 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 215/215 transitions.
Applied a total of 0 rules in 4 ms. Remains 27 /27 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-24 23:56:23] [INFO ] Invariant cache hit.
[2026-05-24 23:56:23] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:56:23] [INFO ] Invariant cache hit.
[2026-05-24 23:56:23] [INFO ] State equation strengthened by 32 read => feed constraints.
[2026-05-24 23:56:24] [INFO ] Implicit Places using invariants and state equation in 289 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2026-05-24 23:56:24] [INFO ] Redundant transitions in 2 ms returned []
Running 208 sub problems to find dead transitions.
[2026-05-24 23:56:24] [INFO ] Invariant cache hit.
[2026-05-24 23:56:24] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 215/239 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 32/56 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (OVERLAPS) 3/242 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (OVERLAPS) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 208 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 59 constraints, problems are : Problem set: 0 solved, 208 unsolved in 6972 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 208 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 215/239 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 32/56 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 208/264 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 3/242 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 267 constraints, problems are : Problem set: 0 solved, 208 unsolved in 30017 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37021ms problems are : Problem set: 0 solved, 208 unsolved
Search for dead transitions found 0 dead transitions in 37022ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37357 ms. Remains : 27/27 places, 215/215 transitions.
Knowledge based reduction with 12 factoid took 208 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 98733 ms.
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Support contains 5 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 0 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 23:57:01] [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-16644699045066668189.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8044599136487874813.kers'
[2026-05-24 23:57:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16644699045066668189.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8044599136487874813.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 23:57:01] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8044599136487874813.kers
Total runtime 1 ms.
[2026-05-24 23:57:01] [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 20018 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 40084ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40084ms
[2026-05-24 23:57:41] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:41] [INFO ] Invariant cache hit.
[2026-05-24 23:57:41] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-24 23:57:41] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:41] [INFO ] Invariant cache hit.
[2026-05-24 23:57:41] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-24 23:57:42] [INFO ] Implicit Places using invariants and state equation in 239 ms returned []
Implicit Place search using SMT with State Equation took 308 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40394 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 3/3 atomic propositions.
Knowledge based reduction with 4 factoid took 98 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2554 resets) in 185 ms. (215 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (234 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
[2026-05-24 23:57:42] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-24 23:57:42] [INFO ] Invariant cache hit.
[2026-05-24 23:57:42] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 147/230 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 8/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 45/275 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/275 variables, 13/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/275 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/280 variables, 3/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (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 97 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 147/230 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 8/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 45/275 variables, 7/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/275 variables, 13/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/275 variables, 0/85 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 1158 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 1269ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 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 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 18 place count 30 transition count 232
Applied a total of 18 rules in 12 ms. Remains 30 /34 variables (removed 4) and now considering 232/250 (removed 18) transitions.
Running 225 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-7626857526508737635.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13676259011897796603.kers'
[2026-05-24 23:57:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7626857526508737635.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13676259011897796603.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 232 rows 30 cols 464 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-24 23:57:43] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13676259011897796603.kers
Total runtime 0 ms.
[2026-05-24 23:57:43] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (OVERLAPS) 232/259 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 32/59 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 3/262 variables, 3/62 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (OVERLAPS) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 225 unsolved
No progress, stopping.
After SMT solving in domain Real declared 262/262 variables, and 62 constraints, problems are : Problem set: 0 solved, 225 unsolved in 8065 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (OVERLAPS) 232/259 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/259 variables, 32/59 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 225/284 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (OVERLAPS) 3/262 variables, 3/287 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 262/262 variables, and 287 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20012 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28133ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 28133ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28146 ms. Remains : 30/34 places, 232/250 transitions.
RANDOM walk for 40000 steps (2871 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (394 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1761323 steps, run timeout after 3001 ms. (steps per millisecond=586 ) properties seen :0 out of 1
Probabilistic random walk after 1761323 steps, saw 390722 distinct states, run finished after 3001 ms. (steps per millisecond=586 ) properties seen :0
[2026-05-24 23:58:14] [INFO ] Invariant cache hit.
[2026-05-24 23:58:14] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/226 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 36/262 variables, 6/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 262/262 variables, and 62 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 143/226 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/226 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/226 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 262/262 variables, and 63 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9082 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9192ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 232/232 transitions.
Applied a total of 0 rules in 5 ms. Remains 30 /30 variables (removed 0) and now considering 232/232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 30/30 places, 232/232 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 232/232 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 232/232 (removed 0) transitions.
[2026-05-24 23:58:23] [INFO ] Invariant cache hit.
[2026-05-24 23:58:24] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:58:24] [INFO ] Invariant cache hit.
[2026-05-24 23:58:24] [INFO ] State equation strengthened by 32 read => feed constraints.
[2026-05-24 23:58:24] [INFO ] Implicit Places using invariants and state equation in 663 ms returned [20, 26, 29]
Discarding 3 places :
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 17 transitions.
Implicit Place search using SMT with State Equation took 705 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/30 places, 215/232 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 715 ms. Remains : 27/30 places, 215/232 transitions.
RANDOM walk for 40000 steps (1979 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (319 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1951073 steps, run timeout after 3001 ms. (steps per millisecond=650 ) properties seen :0 out of 1
Probabilistic random walk after 1951073 steps, saw 414894 distinct states, run finished after 3001 ms. (steps per millisecond=650 ) 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-2802122696763369057.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17841022699516192857.kers'
[2026-05-24 23:58:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2802122696763369057.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17841022699516192857.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 27 cols 428 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:58:27] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17841022699516192857.kers
Total runtime 1 ms.
[2026-05-24 23:58:27] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/81 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 125/206 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 36/242 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 59 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 77/81 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 32/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 125/206 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/206 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 60 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15078 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15184ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 215/215 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 27/27 places, 215/215 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 215/215 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-24 23:58:42] [INFO ] Invariant cache hit.
[2026-05-24 23:58:42] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 23:58:42] [INFO ] Invariant cache hit.
[2026-05-24 23:58:43] [INFO ] State equation strengthened by 32 read => feed constraints.
[2026-05-24 23:58:43] [INFO ] Implicit Places using invariants and state equation in 285 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
[2026-05-24 23:58:43] [INFO ] Redundant transitions in 2 ms returned []
Running 208 sub problems to find dead transitions.
[2026-05-24 23:58:43] [INFO ] Invariant cache hit.
[2026-05-24 23:58:43] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 215/239 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 32/56 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (OVERLAPS) 3/242 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (OVERLAPS) 0/242 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 208 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 59 constraints, problems are : Problem set: 0 solved, 208 unsolved in 6918 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 208 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 215/239 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 32/56 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 208/264 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 3/242 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 267 constraints, problems are : Problem set: 0 solved, 208 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36962ms problems are : Problem set: 0 solved, 208 unsolved
Search for dead transitions found 0 dead transitions in 36963ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37297 ms. Remains : 27/27 places, 215/215 transitions.
Knowledge based reduction with 4 factoid took 246 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 226 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 98623 ms.
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 5 reset in 73 ms.
Product exploration explored 100000 steps with 32 reset in 78 ms.
Spot run failed in 49 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/ltsmin8354802000005307807
[2026-05-24 23:59:21] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8354802000005307807
Running compilation step : cd /tmp/ltsmin8354802000005307807;'/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 374 ms.
Running link step : cd /tmp/ltsmin8354802000005307807;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin8354802000005307807;'/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/stateBased9821860779784675546.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 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 23:59:36] [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-7145733292345252311.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7109080437061598853.kers'
[2026-05-24 23:59:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7145733292345252311.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7109080437061598853.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 23:59:36] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7109080437061598853.kers
Total runtime 1 ms.
[2026-05-24 23:59:36] [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 20025 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 40080ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40080ms
[2026-05-25 00:00:16] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:16] [INFO ] Invariant cache hit.
[2026-05-25 00:00:16] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-25 00:00:16] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:16] [INFO ] Invariant cache hit.
[2026-05-25 00:00:16] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:16] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40356 ms. Remains : 34/34 places, 250/250 transitions.
Built C files in :
/tmp/ltsmin13515109581436828997
[2026-05-25 00:00:16] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13515109581436828997
Running compilation step : cd /tmp/ltsmin13515109581436828997;'/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 367 ms.
Running link step : cd /tmp/ltsmin13515109581436828997;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 29 ms.
Running LTSmin : cd /tmp/ltsmin13515109581436828997;'/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/stateBased17130375793491904923.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:00:31] [INFO ] Flatten gal took : 9 ms
[2026-05-25 00:00:31] [INFO ] Flatten gal took : 9 ms
[2026-05-25 00:00:31] [INFO ] Time to serialize gal into /tmp/LTL6523504276464002407.gal : 3 ms
[2026-05-25 00:00:31] [INFO ] Time to serialize properties into /tmp/LTL11964539842752071344.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6523504276464002407.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3017192979631714377.hoa' '-atoms' '/tmp/LTL11964539842752071344.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL11964539842752071344.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3017192979631714377.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
31 unique states visited
0 strongly connected components in search stack
31 transitions explored
31 items max in DFS search stack
493 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,0,4.96161,163852,1,0,753,683548,522,325,2822,943365,734
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-05 finished in 355744 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.
[2026-05-25 00:00:37] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:37] [INFO ] Invariant cache hit.
[2026-05-25 00:00:37] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 00:00:37] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:37] [INFO ] Invariant cache hit.
[2026-05-25 00:00:37] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:38] [INFO ] Implicit Places using invariants and state equation in 458 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
[2026-05-25 00:00:38] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 514 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-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 59 ms.
Product exploration explored 100000 steps with 0 reset in 70 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 2 factoid took 102 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 26 steps (0 resets) in 4 ms. (5 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 104 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 32 ms :[(NOT p0)]
[2026-05-25 00:00:38] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:38] [INFO ] Invariant cache hit.
[2026-05-25 00:00:38] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-25 00:00:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 00:00:41] [INFO ] [Nat]Absence check using state equation in 3033 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 3454 ms.
Stuttering acceptance computed with spot in 44 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.
Skipped dead transition search.
[2026-05-25 00:00:41] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:41] [INFO ] Invariant cache hit.
[2026-05-25 00:00:41] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-25 00:00:41] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:41] [INFO ] Invariant cache hit.
[2026-05-25 00:00:41] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:42] [INFO ] Implicit Places using invariants and state equation in 452 ms returned []
Implicit Place search using SMT with State Equation took 493 ms to find 0 implicit places.
[2026-05-25 00:00:42] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 514 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 2 factoid took 98 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 36 steps (0 resets) in 4 ms. (7 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 115 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 44 ms :[(NOT p0)]
[2026-05-25 00:00:42] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:42] [INFO ] Invariant cache hit.
[2026-05-25 00:00:42] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-25 00:00:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 00:00:45] [INFO ] [Nat]Absence check using state equation in 3035 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 3477 ms.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 57 ms.
Product exploration explored 100000 steps with 0 reset in 70 ms.
Built C files in :
/tmp/ltsmin9600994841071615344
[2026-05-25 00:00:46] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2026-05-25 00:00:46] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:46] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2026-05-25 00:00:46] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:46] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2026-05-25 00:00:46] [INFO ] Computation of Completed DNA matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:46] [INFO ] Built C files in 48ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9600994841071615344
Running compilation step : cd /tmp/ltsmin9600994841071615344;'/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 482 ms.
Running link step : cd /tmp/ltsmin9600994841071615344;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin9600994841071615344;'/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/stateBased7708986951768283584.hoa' '--buchi-type=spotba'
LTSmin run took 94 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-06 finished in 9168 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((F(p1)||p0)))||G(p2)))'
Support contains 5 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.
[2026-05-25 00:00:46] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:46] [INFO ] Invariant cache hit.
[2026-05-25 00:00:46] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-25 00:00:46] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:46] [INFO ] Invariant cache hit.
[2026-05-25 00:00:46] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:47] [INFO ] Implicit Places using invariants and state equation in 355 ms returned []
Implicit Place search using SMT with State Equation took 413 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 416 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(X((F(p1)||p0)))||G(p2)))'
Stuttering acceptance computed with spot in 287 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 197 ms.
Product exploration explored 100000 steps with 33333 reset in 200 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.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 11 factoid took 18 ms. Proved property starting from automaton with 7 states, 11 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 23 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-07 finished in 1161 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||(F(p1) U G(p2))))||F(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 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:00:47] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:47] [INFO ] Invariant cache hit.
[2026-05-25 00:00:47] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-25 00:00:47] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:47] [INFO ] Invariant cache hit.
[2026-05-25 00:00:48] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:48] [INFO ] Implicit Places using invariants and state equation in 349 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 383 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||(F(p1) U G(p2))))||F(p0)))'
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-09
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-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(G(p1))&&p0) U G((X(p2) U (p3 U p4)))) U p4))'
Support contains 6 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.
[2026-05-25 00:00:48] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:48] [INFO ] Invariant cache hit.
[2026-05-25 00:00:48] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 00:00:48] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:48] [INFO ] Invariant cache hit.
[2026-05-25 00:00:48] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:48] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 434 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in 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(p1))&&p0) U G((X(p2) U (p3 U p4)))) U p4))'
Stuttering acceptance computed with spot in 773 ms :[(NOT p4), (NOT p2), (NOT p4), (NOT p4), (OR (AND (NOT p2) (NOT p4)) (AND (NOT p1) (NOT p2))), (NOT p4), (NOT p4), (AND (NOT p2) (NOT p4)), (AND (NOT p1) (NOT p2) (NOT p4)), (AND (NOT p2) (NOT p3) (NOT p4)), true, (NOT p1), (NOT p4), (AND (NOT p1) (NOT p4)), (AND (NOT p3) (NOT p4)), (AND p2 (NOT p3) (NOT p4))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-10
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-10 finished in 1297 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 p1)||F(G(p2)))))'
Support contains 6 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.
[2026-05-25 00:00:49] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:49] [INFO ] Invariant cache hit.
[2026-05-25 00:00:49] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 00:00:49] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:49] [INFO ] Invariant cache hit.
[2026-05-25 00:00:49] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:50] [INFO ] Implicit Places using invariants and state equation in 310 ms returned []
Implicit Place search using SMT with State Equation took 344 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 347 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 p1)||F(G(p2)))))'
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-11
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-11 finished in 513 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p0)||(F(((p0&&X(F(p0)))||G(F(p0))))&&p1))))'
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.
[2026-05-25 00:00:50] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:50] [INFO ] Invariant cache hit.
[2026-05-25 00:00:50] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 00:00:50] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:50] [INFO ] Invariant cache hit.
[2026-05-25 00:00:50] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:50] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 434 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 437 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((X(p0)||(F(((p0&&X(F(p0)))||G(F(p0))))&&p1))))'
Stuttering acceptance computed with spot in 229 ms :[(NOT p0), (NOT p0), (NOT p0), false, true, false]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-12
Entered a terminal (fully accepting) state of product in 67972 steps with 22678 reset in 154 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-12 finished in 858 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(X(X(!p1)))&&F(!p2)))))'
Support contains 5 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.
[2026-05-25 00:00:51] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:51] [INFO ] Invariant cache hit.
[2026-05-25 00:00:51] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-25 00:00:51] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:51] [INFO ] Invariant cache hit.
[2026-05-25 00:00:51] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:51] [INFO ] Implicit Places using invariants and state equation in 306 ms returned []
Implicit Place search using SMT with State Equation took 336 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 339 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(X(X(!p1)))&&F(!p2)))))'
Stuttering acceptance computed with spot in 620 ms :[(OR p2 p1), (OR p2 p1), p1, p2, p1, p1, p1, true, p1, p1, (AND p2 p1), p1, p1, p1, (AND p2 p1), (AND p2 p1)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-13
Entered a terminal (fully accepting) state of product in 224 steps with 44 reset in 2 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-13 finished in 1006 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 6 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.
[2026-05-25 00:00:52] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:52] [INFO ] Invariant cache hit.
[2026-05-25 00:00:52] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-25 00:00:52] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2026-05-25 00:00:52] [INFO ] Invariant cache hit.
[2026-05-25 00:00:52] [INFO ] State equation strengthened by 54 read => feed constraints.
[2026-05-25 00:00:52] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
[2026-05-25 00:00:52] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 330 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 80 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-15
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-15 finished in 450 ms.
All properties solved by simple procedures.
Total runtime 1052601 ms.

BK_STOP 1779667252659

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DNAwalker-PT-05track28LR"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DNAwalker-PT-05track28LR, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695800796"
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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;