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-177955695800804.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-08ringLL, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800804
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 7.2K Mar 6 15:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 6 15:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 15:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 6 15:58 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 3.7K Mar 15 09:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K Mar 6 15:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Mar 6 15:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 6 15:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 9 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 112K 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-08ringLL-LTLFireability-00
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-01
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-02
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-03
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-04
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-05
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-06
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-07
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-08
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-09
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-10
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-11
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-12
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-13
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-14
FORMULA_NAME DNAwalker-PT-08ringLL-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779666972202

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-08ringLL
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 23:56:13] [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 23:56:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:56:13] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2026-05-24 23:56:13] [INFO ] Transformed 27 places.
[2026-05-24 23:56:13] [INFO ] Transformed 260 transitions.
[2026-05-24 23:56:13] [INFO ] Parsed PT model containing 27 places and 260 transitions and 760 arcs in 167 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:56:13] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14178347189888834801.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10979210956898328186.kers'
[2026-05-24 23:56:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14178347189888834801.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10979210956898328186.kers]
Normalized transition count is 258 out of 259 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 258 rows 27 cols 510 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:56:13] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10979210956898328186.kers
Total runtime 1 ms.
[2026-05-24 23:56:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 285/286 variables, and 98 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20043 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20030 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40339ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40357ms
[2026-05-24 23:56:54] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-24 23:56:54] [INFO ] Invariant cache hit.
[2026-05-24 23:56:54] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 23:56:54] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-24 23:56:54] [INFO ] Invariant cache hit.
[2026-05-24 23:56:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-24 23:56:54] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40538 ms. Remains : 27/27 places, 260/260 transitions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:56:54] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-24 23:56:54] [INFO ] Invariant cache hit.
[2026-05-24 23:56:54] [INFO ] Implicit Places using invariants in 15 ms returned []
[2026-05-24 23:56:54] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-24 23:56:54] [INFO ] Invariant cache hit.
[2026-05-24 23:56:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-24 23:56:54] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 94 ms. Remains : 27/27 places, 260/260 transitions.
Support contains 22 out of 27 places after structural reductions.
[2026-05-24 23:56:54] [INFO ] Flatten gal took : 32 ms
[2026-05-24 23:56:54] [INFO ] Flatten gal took : 16 ms
[2026-05-24 23:56:54] [INFO ] Input system was already deterministic with 260 transitions.
Reduction of identical properties reduced properties to check from 32 to 30
RANDOM walk for 40000 steps (3230 resets) in 1740 ms. (22 steps per ms) remains 5/30 properties
BEST_FIRST walk for 40002 steps (205 resets) in 194 ms. (205 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (195 resets) in 183 ms. (217 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (204 resets) in 189 ms. (210 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (189 resets) in 223 ms. (178 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (195 resets) in 91 ms. (434 steps per ms) remains 5/5 properties
[2026-05-24 23:56:55] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-24 23:56:55] [INFO ] Invariant cache hit.
[2026-05-24 23:56:55] [INFO ] State equation strengthened by 72 read => feed constraints.
Problem AtomicPropp24 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 162/170 variables, 8/8 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 43/51 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 0/51 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 111/281 variables, 17/68 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/281 variables, 28/96 constraints. Problems are: Problem set: 1 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/281 variables, 0/96 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 4/285 variables, 2/98 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/286 variables, 0/99 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/286 variables, 0/99 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 1 solved, 4 unsolved in 247 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 22/27 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 152/277 variables, 18/45 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 277/286 variables, and 94 constraints, problems are : Problem set: 1 solved, 4 unsolved in 4100 ms.
Refiners :[State Equation: 23/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4358ms problems are : Problem set: 1 solved, 4 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, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 23 transition count 248
Applied a total of 12 rules in 42 ms. Remains 23 /27 variables (removed 4) and now considering 248/260 (removed 12) transitions.
Running 228 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-4201662996648636141.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3351956451215130452.kers'
[2026-05-24 23:56:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4201662996648636141.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3351956451215130452.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 248 rows 23 cols 496 entries
Finished phase 1 with 23 SingleSign rule and 0 generalized
[2026-05-24 23:56:59] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3351956451215130452.kers
Total runtime 1 ms.
[2026-05-24 23:56:59] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 248/269 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/269 variables, 22/43 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/269 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 2/271 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/271 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (OVERLAPS) 0/271 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 271/271 variables, and 45 constraints, problems are : Problem set: 0 solved, 228 unsolved in 7513 ms.
Refiners :[State Equation: 23/23 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 248/269 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/269 variables, 22/43 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/269 variables, 228/271 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/269 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (OVERLAPS) 2/271 variables, 2/273 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 271/271 variables, and 273 constraints, problems are : Problem set: 0 solved, 228 unsolved in 20022 ms.
Refiners :[State Equation: 23/23 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27611ms problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 27614ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27658 ms. Remains : 23/27 places, 248/260 transitions.
RANDOM walk for 40000 steps (4256 resets) in 375 ms. (106 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (327 resets) in 57 ms. (689 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (317 resets) in 66 ms. (597 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (325 resets) in 62 ms. (634 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (314 resets) in 79 ms. (500 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 806622 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :0 out of 4
Probabilistic random walk after 806622 steps, saw 151318 distinct states, run finished after 3009 ms. (steps per millisecond=268 ) properties seen :0
[2026-05-24 23:57:30] [INFO ] Invariant cache hit.
[2026-05-24 23:57:30] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 146/271 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/271 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/271 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 271/271 variables, and 45 constraints, problems are : Problem set: 0 solved, 4 unsolved in 206 ms.
Refiners :[State Equation: 23/23 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 271/271 variables, and 45 constraints, problems are : Problem set: 0 solved, 4 unsolved in 36088 ms.
Refiners :[State Equation: 23/23 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36299ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 23/23 places, 248/248 transitions.
Applied a total of 0 rules in 12 ms. Remains 23 /23 variables (removed 0) and now considering 248/248 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 23/23 places, 248/248 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 23/23 places, 248/248 transitions.
Applied a total of 0 rules in 5 ms. Remains 23 /23 variables (removed 0) and now considering 248/248 (removed 0) transitions.
[2026-05-24 23:58:06] [INFO ] Invariant cache hit.
[2026-05-24 23:58:06] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 23:58:06] [INFO ] Invariant cache hit.
[2026-05-24 23:58:06] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-24 23:58:07] [INFO ] Implicit Places using invariants and state equation in 497 ms returned [7, 18]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 19 transitions.
Implicit Place search using SMT with State Equation took 544 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 21/23 places, 229/248 transitions.
Applied a total of 0 rules in 9 ms. Remains 21 /21 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 558 ms. Remains : 21/23 places, 229/248 transitions.
RANDOM walk for 40000 steps (2445 resets) in 511 ms. (78 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (272 resets) in 83 ms. (476 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (272 resets) in 50 ms. (784 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (273 resets) in 52 ms. (754 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (270 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 790588 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :0 out of 4
Probabilistic random walk after 790588 steps, saw 154917 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) 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-17242153411266116969.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12429334034543424628.kers'
[2026-05-24 23:58:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17242153411266116969.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12429334034543424628.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 229 rows 21 cols 453 entries
Finished phase 1 with 21 SingleSign rule and 0 generalized
[2026-05-24 23:58:10] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12429334034543424628.kers
Total runtime 1 ms.
[2026-05-24 23:58:10] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 119/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 126/250 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/250 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 43 constraints, problems are : Problem set: 0 solved, 4 unsolved in 116 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 119/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/124 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 43 constraints, problems are : Problem set: 0 solved, 4 unsolved in 60096 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60226ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 229/229 transitions.
Applied a total of 0 rules in 12 ms. Remains 21 /21 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 21/21 places, 229/229 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 229/229 transitions.
Applied a total of 0 rules in 6 ms. Remains 21 /21 variables (removed 0) and now considering 229/229 (removed 0) transitions.
[2026-05-24 23:59:10] [INFO ] Invariant cache hit.
[2026-05-24 23:59:10] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:59:10] [INFO ] Invariant cache hit.
[2026-05-24 23:59:11] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-24 23:59:11] [INFO ] Implicit Places using invariants and state equation in 243 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
[2026-05-24 23:59:11] [INFO ] Redundant transitions in 13 ms returned []
Running 210 sub problems to find dead transitions.
[2026-05-24 23:59:11] [INFO ] Invariant cache hit.
[2026-05-24 23:59:11] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 229/248 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 22/41 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/248 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/250 variables, 2/43 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 0/250 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 43 constraints, problems are : Problem set: 0 solved, 210 unsolved in 6741 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 229/248 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 22/41 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/248 variables, 210/251 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 2/250 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 253 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30016 ms.
Refiners :[State Equation: 21/21 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36811ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 36813ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37134 ms. Remains : 21/21 places, 229/229 transitions.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Computed a total of 27 stabilizing places and 258 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 6 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-24 23:59:48] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5347047856563126229.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1930413918764478050.kers'
[2026-05-24 23:59:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5347047856563126229.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1930413918764478050.kers]
Normalized transition count is 258 out of 259 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 258 rows 27 cols 510 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:59:48] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1930413918764478050.kers
Total runtime 1 ms.
[2026-05-24 23:59:48] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20079ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20079ms
[2026-05-25 00:00:08] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:08] [INFO ] Invariant cache hit.
[2026-05-25 00:00:08] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-25 00:00:08] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:08] [INFO ] Invariant cache hit.
[2026-05-25 00:00:08] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:00:08] [INFO ] Implicit Places using invariants and state equation in 299 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
[2026-05-25 00:00:08] [INFO ] Redundant transitions in 17 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 20472 ms. Remains : 27/27 places, 260/260 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 182 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 154 ms.
Product exploration explored 100000 steps with 0 reset in 107 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 3 factoid took 87 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 194 steps (15 resets) in 5 ms. (32 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 87 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 39 ms :[(NOT p0)]
Knowledge-based reduction took 234 ms.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 13 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:00:09] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:09] [INFO ] Invariant cache hit.
[2026-05-25 00:00:09] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-25 00:00:09] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:09] [INFO ] Invariant cache hit.
[2026-05-25 00:00:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:00:10] [INFO ] Implicit Places using invariants and state equation in 291 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2026-05-25 00:00:10] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 360 ms. Remains : 27/27 places, 260/260 transitions.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 3 factoid took 76 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 456 steps (37 resets) in 8 ms. (50 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 89 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 45 ms :[(NOT p0)]
Knowledge-based reduction took 222 ms.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 86 ms.
Product exploration explored 100000 steps with 0 reset in 87 ms.
Built C files in :
/tmp/ltsmin13886470060286154075
[2026-05-25 00:00:10] [INFO ] Computing symmetric may disable matrix : 260 transitions.
[2026-05-25 00:00:10] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:10] [INFO ] Computing symmetric may enable matrix : 260 transitions.
[2026-05-25 00:00:10] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:10] [INFO ] Computing Do-Not-Accords matrix : 260 transitions.
[2026-05-25 00:00:10] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:10] [INFO ] Built C files in 55ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13886470060286154075
Running compilation step : cd /tmp/ltsmin13886470060286154075;'/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 646 ms.
Running link step : cd /tmp/ltsmin13886470060286154075;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin13886470060286154075;'/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/stateBased5134993004051176755.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:00:25] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:25] [INFO ] Invariant cache hit.
[2026-05-25 00:00:25] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-25 00:00:25] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:25] [INFO ] Invariant cache hit.
[2026-05-25 00:00:25] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:00:25] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 369 ms to find 0 implicit places.
[2026-05-25 00:00:25] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 396 ms. Remains : 27/27 places, 260/260 transitions.
Built C files in :
/tmp/ltsmin15352226953929170643
[2026-05-25 00:00:25] [INFO ] Computing symmetric may disable matrix : 260 transitions.
[2026-05-25 00:00:25] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:25] [INFO ] Computing symmetric may enable matrix : 260 transitions.
[2026-05-25 00:00:25] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:25] [INFO ] Computing Do-Not-Accords matrix : 260 transitions.
[2026-05-25 00:00:25] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:00:26] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15352226953929170643
Running compilation step : cd /tmp/ltsmin15352226953929170643;'/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 514 ms.
Running link step : cd /tmp/ltsmin15352226953929170643;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin15352226953929170643;'/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/stateBased803536601980853936.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:00:41] [INFO ] Flatten gal took : 28 ms
[2026-05-25 00:00:41] [INFO ] Flatten gal took : 10 ms
[2026-05-25 00:00:41] [INFO ] Time to serialize gal into /tmp/LTL7106864085525091155.gal : 19 ms
[2026-05-25 00:00:41] [INFO ] Time to serialize properties into /tmp/LTL8645752674110090004.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/LTL7106864085525091155.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17255725115161373396.hoa' '-atoms' '/tmp/LTL8645752674110090004.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/LTL8645752674110090004.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17255725115161373396.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, t17, t18, t19, t20...1498
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
899 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,0,9.02478,241764,1,0,894,1.0054e+06,529,292,2648,1.54836e+06,886
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-00 finished in 63669 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(!p0)||(X(X(!p0))&&(G(!p1)||(!p1&&F(G(p1))))))))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 4 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:00:52] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:52] [INFO ] Invariant cache hit.
[2026-05-25 00:00:52] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-25 00:00:52] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:52] [INFO ] Invariant cache hit.
[2026-05-25 00:00:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:00:52] [INFO ] Implicit Places using invariants and state equation in 283 ms returned []
Implicit Place search using SMT with State Equation took 327 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 332 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(p0)||(X(X(p0))&&(G(p1)||(F(G(!p1))&&p1))))))))'
Stuttering acceptance computed with spot in 531 ms :[(NOT p0), (NOT p0), false, (NOT p0), (NOT p0), false, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-01
Product exploration explored 100000 steps with 6 reset in 126 ms.
Product exploration explored 100000 steps with 1 reset in 121 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 4 factoid took 222 ms. Reduced automaton from 12 states, 42 edges and 2 AP (stutter sensitive) to 12 states, 42 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (3225 resets) in 169 ms. (235 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (210 resets) in 163 ms. (243 steps per ms) remains 1/1 properties
[2026-05-25 00:00:53] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:00:53] [INFO ] Invariant cache hit.
[2026-05-25 00:00:53] [INFO ] State equation strengthened by 72 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 178/275 variables, 18/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 61/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/285 variables, 5/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 112 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 178/275 variables, 18/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/286 variables, and 93 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1067 ms.
Refiners :[State Equation: 22/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1184ms 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, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 22 transition count 247
Applied a total of 13 rules in 16 ms. Remains 22 /27 variables (removed 5) and now considering 247/260 (removed 13) transitions.
Running 227 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-10862701823536459581.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11517336130110933965.kers'
[2026-05-25 00:00:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10862701823536459581.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11517336130110933965.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 247 rows 22 cols 494 entries
Finished phase 1 with 22 SingleSign rule and 0 generalized
[2026-05-25 00:00:54] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11517336130110933965.kers
Total runtime 2 ms.
[2026-05-25 00:00:54] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 1 (OVERLAPS) 247/268 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 4 (OVERLAPS) 1/269 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 6 (OVERLAPS) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 227 unsolved
No progress, stopping.
After SMT solving in domain Real declared 269/269 variables, and 32 constraints, problems are : Problem set: 0 solved, 227 unsolved in 6540 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 227/227 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 227 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 1 (OVERLAPS) 247/268 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 227/258 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 5 (OVERLAPS) 1/269 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 227 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 269/269 variables, and 259 constraints, problems are : Problem set: 0 solved, 227 unsolved in 20029 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 227/227 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26619ms problems are : Problem set: 0 solved, 227 unsolved
Search for dead transitions found 0 dead transitions in 26620ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26637 ms. Remains : 22/27 places, 247/260 transitions.
RANDOM walk for 40000 steps (4648 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (374 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1784722 steps, run timeout after 3001 ms. (steps per millisecond=594 ) properties seen :0 out of 1
Probabilistic random walk after 1784722 steps, saw 332232 distinct states, run finished after 3001 ms. (steps per millisecond=594 ) properties seen :0
[2026-05-25 00:01:24] [INFO ] Invariant cache hit.
[2026-05-25 00:01:24] [INFO ] State equation strengthened by 10 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 172/269 variables, 18/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 269/269 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 85 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 269/269 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9061 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9150ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 22/22 places, 247/247 transitions.
Applied a total of 0 rules in 11 ms. Remains 22 /22 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 22/22 places, 247/247 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 22/22 places, 247/247 transitions.
Applied a total of 0 rules in 4 ms. Remains 22 /22 variables (removed 0) and now considering 247/247 (removed 0) transitions.
[2026-05-25 00:01:33] [INFO ] Invariant cache hit.
[2026-05-25 00:01:33] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 00:01:33] [INFO ] Invariant cache hit.
[2026-05-25 00:01:33] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-25 00:01:34] [INFO ] Implicit Places using invariants and state equation in 323 ms returned [6, 17]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 20 transitions.
Implicit Place search using SMT with State Equation took 370 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 20/22 places, 227/247 transitions.
Applied a total of 0 rules in 10 ms. Remains 20 /20 variables (removed 0) and now considering 227/227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 384 ms. Remains : 20/22 places, 227/247 transitions.
RANDOM walk for 40000 steps (2517 resets) in 199 ms. (200 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (305 resets) in 84 ms. (470 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1896551 steps, run timeout after 3001 ms. (steps per millisecond=631 ) properties seen :0 out of 1
Probabilistic random walk after 1896551 steps, saw 370708 distinct states, run finished after 3001 ms. (steps per millisecond=631 ) 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-16803649770694809860.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3256971742170221335.kers'
[2026-05-25 00:01:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16803649770694809860.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3256971742170221335.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 227 rows 20 cols 450 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-25 00:01:37] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3256971742170221335.kers
Total runtime 3 ms.
[2026-05-25 00:01:37] [INFO ] State equation strengthened by 10 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) 91/95 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 152/247 variables, 16/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 247/247 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 80 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 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) 91/95 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 247/247 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15051 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15154ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 227/227 transitions.
Applied a total of 0 rules in 6 ms. Remains 20 /20 variables (removed 0) and now considering 227/227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 20/20 places, 227/227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 227/227 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 227/227 (removed 0) transitions.
[2026-05-25 00:01:52] [INFO ] Invariant cache hit.
[2026-05-25 00:01:52] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-25 00:01:52] [INFO ] Invariant cache hit.
[2026-05-25 00:01:52] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-25 00:01:52] [INFO ] Implicit Places using invariants and state equation in 245 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2026-05-25 00:01:52] [INFO ] Redundant transitions in 4 ms returned []
Running 209 sub problems to find dead transitions.
[2026-05-25 00:01:52] [INFO ] Invariant cache hit.
[2026-05-25 00:01:52] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 1 (OVERLAPS) 227/246 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/246 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 4 (OVERLAPS) 1/247 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 6 (OVERLAPS) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 209 unsolved
No progress, stopping.
After SMT solving in domain Real declared 247/247 variables, and 30 constraints, problems are : Problem set: 0 solved, 209 unsolved in 5705 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 209/209 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 209 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 1 (OVERLAPS) 227/246 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 209 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 246/247 variables, and 238 constraints, problems are : Problem set: 0 solved, 209 unsolved in 30053 ms.
Refiners :[State Equation: 19/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 209/209 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35817ms problems are : Problem set: 0 solved, 209 unsolved
Search for dead transitions found 0 dead transitions in 35818ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36113 ms. Remains : 20/20 places, 227/227 transitions.
Knowledge based reduction with 4 factoid took 323 ms. Reduced automaton from 12 states, 42 edges and 2 AP (stutter sensitive) to 12 states, 42 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 528 ms :[(NOT p0), (NOT p0), false, (NOT p0), (NOT p0), false, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Knowledge-based reduction took 95998 ms.
Stuttering acceptance computed with spot in 497 ms :[(NOT p0), (NOT p0), false, (NOT p0), (NOT p0), false, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 4 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-25 00:02:29] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9279469705230273763.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14083107993778166761.kers'
[2026-05-25 00:02:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9279469705230273763.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14083107993778166761.kers]
Normalized transition count is 258 out of 259 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 258 rows 27 cols 510 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-25 00:02:29] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14083107993778166761.kers
Total runtime 1 ms.
[2026-05-25 00:02:29] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20078ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20081ms
[2026-05-25 00:02:49] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:02:49] [INFO ] Invariant cache hit.
[2026-05-25 00:02:49] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 00:02:49] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:02:49] [INFO ] Invariant cache hit.
[2026-05-25 00:02:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:02:50] [INFO ] Implicit Places using invariants and state equation in 290 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 20423 ms. Remains : 27/27 places, 260/260 transitions.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 4 factoid took 244 ms. Reduced automaton from 12 states, 42 edges and 2 AP (stutter sensitive) to 12 states, 42 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (3216 resets) in 142 ms. (279 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (214 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
[2026-05-25 00:02:50] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:02:50] [INFO ] Invariant cache hit.
[2026-05-25 00:02:50] [INFO ] State equation strengthened by 72 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 178/275 variables, 18/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 61/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/285 variables, 5/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 95 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 178/275 variables, 18/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/286 variables, and 93 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1073 ms.
Refiners :[State Equation: 22/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1175ms 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, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 22 transition count 247
Applied a total of 13 rules in 16 ms. Remains 22 /27 variables (removed 5) and now considering 247/260 (removed 13) transitions.
Running 227 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-7738808014547923088.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5062029218874667252.kers'
[2026-05-25 00:02:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7738808014547923088.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5062029218874667252.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 247 rows 22 cols 494 entries
Finished phase 1 with 22 SingleSign rule and 0 generalized
[2026-05-25 00:02:51] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5062029218874667252.kers
Total runtime 2 ms.
[2026-05-25 00:02:51] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 1 (OVERLAPS) 247/268 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 4 (OVERLAPS) 1/269 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 6 (OVERLAPS) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 227 unsolved
No progress, stopping.
After SMT solving in domain Real declared 269/269 variables, and 32 constraints, problems are : Problem set: 0 solved, 227 unsolved in 6704 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 227/227 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 227 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 1 (OVERLAPS) 247/268 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 227/258 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 5 (OVERLAPS) 1/269 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 227 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 269/269 variables, and 259 constraints, problems are : Problem set: 0 solved, 227 unsolved in 20022 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 227/227 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26792ms problems are : Problem set: 0 solved, 227 unsolved
Search for dead transitions found 0 dead transitions in 26794ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26811 ms. Remains : 22/27 places, 247/260 transitions.
RANDOM walk for 40000 steps (4686 resets) in 157 ms. (253 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (377 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1814755 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1814755 steps, saw 337451 distinct states, run finished after 3001 ms. (steps per millisecond=604 ) properties seen :0
[2026-05-25 00:03:21] [INFO ] Invariant cache hit.
[2026-05-25 00:03:21] [INFO ] State equation strengthened by 10 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 172/269 variables, 18/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/269 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 269/269 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 102 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 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) 93/97 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 269/269 variables, and 32 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9056 ms.
Refiners :[State Equation: 22/22 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9165ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 22/22 places, 247/247 transitions.
Applied a total of 0 rules in 8 ms. Remains 22 /22 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 22/22 places, 247/247 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 22/22 places, 247/247 transitions.
Applied a total of 0 rules in 5 ms. Remains 22 /22 variables (removed 0) and now considering 247/247 (removed 0) transitions.
[2026-05-25 00:03:30] [INFO ] Invariant cache hit.
[2026-05-25 00:03:30] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-25 00:03:30] [INFO ] Invariant cache hit.
[2026-05-25 00:03:30] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-25 00:03:31] [INFO ] Implicit Places using invariants and state equation in 302 ms returned [6, 17]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 20 transitions.
Implicit Place search using SMT with State Equation took 344 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 20/22 places, 227/247 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 227/227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 352 ms. Remains : 20/22 places, 227/247 transitions.
RANDOM walk for 40000 steps (2488 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (309 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1777706 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1777706 steps, saw 346131 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) 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-11711548513700335899.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-318568818885806422.kers'
[2026-05-25 00:03:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11711548513700335899.kers, --Pflows, --basisKERS=/tmp/petrispot-output-318568818885806422.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 227 rows 20 cols 450 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-25 00:03:34] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-318568818885806422.kers
Total runtime 2 ms.
[2026-05-25 00:03:34] [INFO ] State equation strengthened by 10 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) 91/95 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 152/247 variables, 16/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 247/247 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 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) 91/95 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 247/247 variables, and 30 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15053 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15152ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 227/227 transitions.
Applied a total of 0 rules in 10 ms. Remains 20 /20 variables (removed 0) and now considering 227/227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 20/20 places, 227/227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 227/227 transitions.
Applied a total of 0 rules in 6 ms. Remains 20 /20 variables (removed 0) and now considering 227/227 (removed 0) transitions.
[2026-05-25 00:03:49] [INFO ] Invariant cache hit.
[2026-05-25 00:03:49] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:03:49] [INFO ] Invariant cache hit.
[2026-05-25 00:03:49] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-25 00:03:49] [INFO ] Implicit Places using invariants and state equation in 231 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
[2026-05-25 00:03:49] [INFO ] Redundant transitions in 3 ms returned []
Running 209 sub problems to find dead transitions.
[2026-05-25 00:03:49] [INFO ] Invariant cache hit.
[2026-05-25 00:03:49] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 1 (OVERLAPS) 227/246 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/246 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 4 (OVERLAPS) 1/247 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 6 (OVERLAPS) 0/247 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 209 unsolved
No progress, stopping.
After SMT solving in domain Real declared 247/247 variables, and 30 constraints, problems are : Problem set: 0 solved, 209 unsolved in 5517 ms.
Refiners :[State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 209/209 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 209 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 1 (OVERLAPS) 227/246 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 10/29 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/246 variables, 209/238 constraints. Problems are: Problem set: 0 solved, 209 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 246/247 variables, and 238 constraints, problems are : Problem set: 0 solved, 209 unsolved in 30010 ms.
Refiners :[State Equation: 19/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 209/209 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35571ms problems are : Problem set: 0 solved, 209 unsolved
Search for dead transitions found 0 dead transitions in 35573ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35863 ms. Remains : 20/20 places, 227/227 transitions.
Knowledge based reduction with 4 factoid took 316 ms. Reduced automaton from 12 states, 42 edges and 2 AP (stutter sensitive) to 12 states, 42 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 477 ms :[(NOT p0), (NOT p0), false, (NOT p0), (NOT p0), false, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Knowledge-based reduction took 95771 ms.
Stuttering acceptance computed with spot in 543 ms :[(NOT p0), (NOT p0), false, (NOT p0), (NOT p0), false, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 552 ms :[(NOT p0), (NOT p0), false, (NOT p0), (NOT p0), false, (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2 reset in 111 ms.
Product exploration explored 100000 steps with 1 reset in 92 ms.
Spot run failed in 80 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/ltsmin1082233322485373332
[2026-05-25 00:04:27] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1082233322485373332
Running compilation step : cd /tmp/ltsmin1082233322485373332;'/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 380 ms.
Running link step : cd /tmp/ltsmin1082233322485373332;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin1082233322485373332;'/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/stateBased5259244822445651310.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-25 00:04:42] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-669127411776436072.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7090899966295184770.kers'
[2026-05-25 00:04:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-669127411776436072.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7090899966295184770.kers]
Normalized transition count is 258 out of 259 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 258 rows 27 cols 510 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-25 00:04:42] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7090899966295184770.kers
Total runtime 1 ms.
[2026-05-25 00:04:42] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20060ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20060ms
[2026-05-25 00:05:02] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:05:02] [INFO ] Invariant cache hit.
[2026-05-25 00:05:02] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-25 00:05:02] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:05:02] [INFO ] Invariant cache hit.
[2026-05-25 00:05:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:05:02] [INFO ] Implicit Places using invariants and state equation in 275 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 20400 ms. Remains : 27/27 places, 260/260 transitions.
Built C files in :
/tmp/ltsmin14492125621146028111
[2026-05-25 00:05:02] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14492125621146028111
Running compilation step : cd /tmp/ltsmin14492125621146028111;'/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 386 ms.
Running link step : cd /tmp/ltsmin14492125621146028111;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin14492125621146028111;'/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/stateBased12585626630723178608.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:05:17] [INFO ] Flatten gal took : 7 ms
[2026-05-25 00:05:17] [INFO ] Flatten gal took : 8 ms
[2026-05-25 00:05:17] [INFO ] Time to serialize gal into /tmp/LTL4771694873460427088.gal : 3 ms
[2026-05-25 00:05:17] [INFO ] Time to serialize properties into /tmp/LTL1281921757679103673.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/LTL4771694873460427088.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11680107167914050640.hoa' '-atoms' '/tmp/LTL1281921757679103673.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/LTL1281921757679103673.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11680107167914050640.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, t17, t18, t19, t20...1498
Detected timeout of ITS tools.
[2026-05-25 00:05:32] [INFO ] Flatten gal took : 8 ms
[2026-05-25 00:05:32] [INFO ] Flatten gal took : 7 ms
[2026-05-25 00:05:32] [INFO ] Time to serialize gal into /tmp/LTL3889268310564289527.gal : 2 ms
[2026-05-25 00:05:32] [INFO ] Time to serialize properties into /tmp/LTL10937429098009414533.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3889268310564289527.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10937429098009414533.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(F((G("((A12<2)||(A15<1))"))||((X(X("((A12<2)||(A15<1))")))&&((G("((A10<2)||(A13<1))"))||((F(G("((A10>=2)&&(A13>=1))")))&&("((A1...179
Formula 0 simplified : XXG(F!"((A12<2)||(A15<1))" & (XX!"((A12<2)||(A15<1))" | (F!"((A10<2)||(A13<1))" & (!"((A10<2)||(A13<1))" | GF!"((A10>=2)&&(A13>=1))"...159
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, t17, t18, t19, t20...1498
Detected timeout of ITS tools.
[2026-05-25 00:05:47] [INFO ] Flatten gal took : 6 ms
[2026-05-25 00:05:47] [INFO ] Applying decomposition
[2026-05-25 00:05:47] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13259328062848890279.txt' '-o' '/tmp/graph13259328062848890279.bin' '-w' '/tmp/graph13259328062848890279.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13259328062848890279.bin' '-l' '-1' '-v' '-w' '/tmp/graph13259328062848890279.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:05:48] [INFO ] Decomposing Gal with order
[2026-05-25 00:05:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:05:48] [INFO ] Removed a total of 452 redundant transitions.
[2026-05-25 00:05:48] [INFO ] Flatten gal took : 60 ms
[2026-05-25 00:05:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 3 ms.
[2026-05-25 00:05:48] [INFO ] Time to serialize gal into /tmp/LTL3327620872098400719.gal : 2 ms
[2026-05-25 00:05:48] [INFO ] Time to serialize properties into /tmp/LTL14515253614049011966.ltl : 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/LTL3327620872098400719.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14515253614049011966.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(F((G("((u11.A12<2)||(u14.A15<1))"))||((X(X("((u11.A12<2)||(u14.A15<1))")))&&((G("((u9.A10<2)||(u12.A13<1))"))||((F(G("((u9.A10>...216
Formula 0 simplified : XXG(F!"((u11.A12<2)||(u14.A15<1))" & (XX!"((u11.A12<2)||(u14.A15<1))" | (F!"((u9.A10<2)||(u12.A13<1))" & (!"((u9.A10<2)||(u12.A13<1)...196
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1538
Detected timeout of ITS tools.
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-01 finished in 311116 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:06:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:03] [INFO ] Invariant cache hit.
[2026-05-25 00:06:03] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-25 00:06:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:03] [INFO ] Invariant cache hit.
[2026-05-25 00:06:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:06:03] [INFO ] Implicit Places using invariants and state equation in 446 ms returned []
Implicit Place search using SMT with State Equation took 527 ms to find 0 implicit places.
[2026-05-25 00:06:03] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 538 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-02
Product exploration explored 100000 steps with 36421 reset in 204 ms.
Product exploration explored 100000 steps with 36344 reset in 223 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 5 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
[2026-05-25 00:06:04] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:04] [INFO ] Invariant cache hit.
[2026-05-25 00:06:04] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2026-05-25 00:06:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 00:06:06] [INFO ] [Nat]Absence check using state equation in 1540 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 2021 ms.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:06:06] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:06] [INFO ] Invariant cache hit.
[2026-05-25 00:06:06] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 00:06:06] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:06] [INFO ] Invariant cache hit.
[2026-05-25 00:06:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:06:06] [INFO ] Implicit Places using invariants and state equation in 398 ms returned []
Implicit Place search using SMT with State Equation took 457 ms to find 0 implicit places.
[2026-05-25 00:06:06] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 465 ms. Remains : 27/27 places, 260/260 transitions.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 7 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2026-05-25 00:06:06] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:06] [INFO ] Invariant cache hit.
[2026-05-25 00:06:07] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2026-05-25 00:06:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 00:06:08] [INFO ] [Nat]Absence check using state equation in 1529 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 1952 ms.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Product exploration explored 100000 steps with 36544 reset in 203 ms.
Product exploration explored 100000 steps with 36578 reset in 213 ms.
Built C files in :
/tmp/ltsmin5746511391669690035
[2026-05-25 00:06:09] [INFO ] Computing symmetric may disable matrix : 260 transitions.
[2026-05-25 00:06:09] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:06:09] [INFO ] Computing symmetric may enable matrix : 260 transitions.
[2026-05-25 00:06:09] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:06:09] [INFO ] Computing Do-Not-Accords matrix : 260 transitions.
[2026-05-25 00:06:09] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:06:09] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5746511391669690035
Running compilation step : cd /tmp/ltsmin5746511391669690035;'/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 488 ms.
Running link step : cd /tmp/ltsmin5746511391669690035;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin5746511391669690035;'/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/stateBased8686113912197866943.hoa' '--buchi-type=spotba'
LTSmin run took 149 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-02 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-02 finished in 6705 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U X(X((p1||F(p2)))))||(p3 U p2))))'
Support contains 8 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:06:09] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:09] [INFO ] Invariant cache hit.
[2026-05-25 00:06:09] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 00:06:09] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:09] [INFO ] Invariant cache hit.
[2026-05-25 00:06:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:06:10] [INFO ] Implicit Places using invariants and state equation in 408 ms returned []
Implicit Place search using SMT with State Equation took 455 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 457 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U X(X((p1||F(p2)))))||(p3 U p2))))'
Stuttering acceptance computed with spot in 336 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-03
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-03 finished in 833 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((X(p1)||p0)))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:06:10] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:10] [INFO ] Invariant cache hit.
[2026-05-25 00:06:10] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-25 00:06:10] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:10] [INFO ] Invariant cache hit.
[2026-05-25 00:06:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:06:11] [INFO ] Implicit Places using invariants and state equation in 706 ms returned []
Implicit Place search using SMT with State Equation took 741 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 743 ms. Remains : 27/27 places, 260/260 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((X(p1)||p0)))))'
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 307 ms.
Product exploration explored 100000 steps with 33333 reset in 229 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 4 factoid took 49 ms. Proved property starting from automaton with 4 states, 4 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 54 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-04 finished in 1498 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(((!p0&&(F(!p1) U p0)) U p2)) U p1)))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:06:12] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:12] [INFO ] Invariant cache hit.
[2026-05-25 00:06:12] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 00:06:12] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:12] [INFO ] Invariant cache hit.
[2026-05-25 00:06:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:06:12] [INFO ] Implicit Places using invariants and state equation in 505 ms returned []
Implicit Place search using SMT with State Equation took 537 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 538 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(((!p0&&(F(!p1) U p0)) U p2)) U p1)))'
Stuttering acceptance computed with spot in 225 ms :[(NOT p1), (NOT p1), true, (NOT p0), (NOT p2), (NOT p2), p1]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-05 finished in 814 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(X(F((G(p2)&&p1)))))||p0))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:06:13] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:13] [INFO ] Invariant cache hit.
[2026-05-25 00:06:13] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-25 00:06:13] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:13] [INFO ] Invariant cache hit.
[2026-05-25 00:06:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:06:13] [INFO ] Implicit Places using invariants and state equation in 402 ms returned []
Implicit Place search using SMT with State Equation took 480 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 483 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(X(F((G(p2)&&p1)))))||p0))))'
Stuttering acceptance computed with spot in 184 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 76 ms.
Product exploration explored 100000 steps with 0 reset in 64 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 4 factoid took 119 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 3
RANDOM walk for 40000 steps (3215 resets) in 311 ms. (128 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (204 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (206 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
[2026-05-25 00:06:14] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:06:14] [INFO ] Invariant cache hit.
[2026-05-25 00:06:14] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 192/273 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 2 unsolved in 133 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 192/273 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 273/286 variables, and 92 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2061 ms.
Refiners :[State Equation: 21/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2212ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 14 place count 21 transition count 246
Applied a total of 14 rules in 11 ms. Remains 21 /27 variables (removed 6) and now considering 246/260 (removed 14) transitions.
Running 226 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-17175921160888933718.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16057016075761949449.kers'
[2026-05-25 00:06:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17175921160888933718.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16057016075761949449.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 21 cols 492 entries
Finished phase 1 with 21 SingleSign rule and 0 generalized
[2026-05-25 00:06:16] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16057016075761949449.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 226 unsolved
At refinement iteration 1 (OVERLAPS) 246/267 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 226 unsolved
At refinement iteration 3 (OVERLAPS) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 226 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 226 unsolved in 3416 ms.
Refiners :[State Equation: 21/21 constraints, PredecessorRefiner: 226/226 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 226 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 226 unsolved in 20010 ms.
Refiners :[State Equation: 21/21 constraints, PredecessorRefiner: 0/226 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23486ms problems are : Problem set: 0 solved, 226 unsolved
Search for dead transitions found 0 dead transitions in 23487ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23499 ms. Remains : 21/27 places, 246/260 transitions.
RANDOM walk for 40000 steps (5161 resets) in 212 ms. (187 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (460 resets) in 96 ms. (412 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (424 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1161731 steps, run timeout after 3001 ms. (steps per millisecond=387 ) properties seen :0 out of 2
Probabilistic random walk after 1161731 steps, saw 221227 distinct states, run finished after 3002 ms. (steps per millisecond=386 ) properties seen :0
[2026-05-25 00:06:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 186/267 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 2 unsolved in 95 ms.
Refiners :[State Equation: 21/21 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18051 ms.
Refiners :[State Equation: 21/21 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18151ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 246/246 transitions.
Applied a total of 0 rules in 8 ms. Remains 21 /21 variables (removed 0) and now considering 246/246 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 21/21 places, 246/246 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 246/246 transitions.
Applied a total of 0 rules in 3 ms. Remains 21 /21 variables (removed 0) and now considering 246/246 (removed 0) transitions.
[2026-05-25 00:07:01] [INFO ] Invariant cache hit.
[2026-05-25 00:07:01] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-25 00:07:01] [INFO ] Invariant cache hit.
[2026-05-25 00:07:01] [INFO ] Implicit Places using invariants and state equation in 263 ms returned [6, 16]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 21 transitions.
Implicit Place search using SMT with State Equation took 311 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 19/21 places, 225/246 transitions.
Applied a total of 0 rules in 7 ms. Remains 19 /19 variables (removed 0) and now considering 225/225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 323 ms. Remains : 19/21 places, 225/246 transitions.
RANDOM walk for 40000 steps (2566 resets) in 257 ms. (155 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (346 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (332 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1258215 steps, run timeout after 3001 ms. (steps per millisecond=419 ) properties seen :0 out of 2
Probabilistic random walk after 1258215 steps, saw 256675 distinct states, run finished after 3001 ms. (steps per millisecond=419 ) 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-13721833998806502745.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7115042809457883940.kers'
[2026-05-25 00:07:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13721833998806502745.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7115042809457883940.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 225 rows 19 cols 447 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-25 00:07:04] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-7115042809457883940.kers
Total runtime 6 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 77/80 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 164/244 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 82 ms.
Refiners :[State Equation: 19/19 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 77/80 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30053 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30181ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 225/225 transitions.
Applied a total of 0 rules in 3 ms. Remains 19 /19 variables (removed 0) and now considering 225/225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 19/19 places, 225/225 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 225/225 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 225/225 (removed 0) transitions.
[2026-05-25 00:07:34] [INFO ] Invariant cache hit.
[2026-05-25 00:07:34] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-25 00:07:34] [INFO ] Invariant cache hit.
[2026-05-25 00:07:35] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2026-05-25 00:07:35] [INFO ] Redundant transitions in 3 ms returned []
Running 206 sub problems to find dead transitions.
[2026-05-25 00:07:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 225/244 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3130 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30010 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33176ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33177ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33463 ms. Remains : 19/19 places, 225/225 transitions.
Knowledge based reduction with 4 factoid took 167 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Knowledge-based reduction took 114738 ms.
Stuttering acceptance computed with spot in 224 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-25 00:08:08] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17367341566201881927.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17567203916668799201.kers'
[2026-05-25 00:08:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17367341566201881927.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17567203916668799201.kers]
Normalized transition count is 258 out of 259 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 258 rows 27 cols 510 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-25 00:08:08] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17567203916668799201.kers
Total runtime 1 ms.
[2026-05-25 00:08:08] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20074ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20075ms
[2026-05-25 00:08:28] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:08:28] [INFO ] Invariant cache hit.
[2026-05-25 00:08:28] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-25 00:08:28] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:08:28] [INFO ] Invariant cache hit.
[2026-05-25 00:08:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:08:29] [INFO ] Implicit Places using invariants and state equation in 401 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 20515 ms. Remains : 27/27 places, 260/260 transitions.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 4 factoid took 160 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 3
RANDOM walk for 40000 steps (3231 resets) in 162 ms. (245 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (207 resets) in 26 ms. (1481 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (207 resets) in 40 ms. (975 steps per ms) remains 2/2 properties
[2026-05-25 00:08:29] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:08:29] [INFO ] Invariant cache hit.
[2026-05-25 00:08:29] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 192/273 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 2 unsolved in 120 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 192/273 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 273/286 variables, and 92 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2064 ms.
Refiners :[State Equation: 21/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2188ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 14 place count 21 transition count 246
Applied a total of 14 rules in 15 ms. Remains 21 /27 variables (removed 6) and now considering 246/260 (removed 14) transitions.
Running 226 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-4728208510925168978.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15698397200657521038.kers'
[2026-05-25 00:08:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4728208510925168978.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15698397200657521038.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 21 cols 492 entries
Finished phase 1 with 21 SingleSign rule and 0 generalized
[2026-05-25 00:08:31] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15698397200657521038.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 226 unsolved
At refinement iteration 1 (OVERLAPS) 246/267 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 226 unsolved
At refinement iteration 3 (OVERLAPS) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 226 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 226 unsolved in 3378 ms.
Refiners :[State Equation: 21/21 constraints, PredecessorRefiner: 226/226 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 226 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 226 unsolved in 20022 ms.
Refiners :[State Equation: 21/21 constraints, PredecessorRefiner: 0/226 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23442ms problems are : Problem set: 0 solved, 226 unsolved
Search for dead transitions found 0 dead transitions in 23444ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23459 ms. Remains : 21/27 places, 246/260 transitions.
RANDOM walk for 40000 steps (5116 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (469 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (418 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1149289 steps, run timeout after 3001 ms. (steps per millisecond=382 ) properties seen :0 out of 2
Probabilistic random walk after 1149289 steps, saw 218452 distinct states, run finished after 3001 ms. (steps per millisecond=382 ) properties seen :0
[2026-05-25 00:08:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 186/267 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/267 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 2 unsolved in 92 ms.
Refiners :[State Equation: 21/21 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 78/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 21 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18050 ms.
Refiners :[State Equation: 21/21 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18160ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 246/246 transitions.
Applied a total of 0 rules in 3 ms. Remains 21 /21 variables (removed 0) and now considering 246/246 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 21/21 places, 246/246 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 246/246 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 246/246 (removed 0) transitions.
[2026-05-25 00:09:16] [INFO ] Invariant cache hit.
[2026-05-25 00:09:16] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-25 00:09:16] [INFO ] Invariant cache hit.
[2026-05-25 00:09:16] [INFO ] Implicit Places using invariants and state equation in 284 ms returned [6, 16]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 21 transitions.
Implicit Place search using SMT with State Equation took 333 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 19/21 places, 225/246 transitions.
Applied a total of 0 rules in 5 ms. Remains 19 /19 variables (removed 0) and now considering 225/225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 340 ms. Remains : 19/21 places, 225/246 transitions.
RANDOM walk for 40000 steps (2593 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (338 resets) in 35 ms. (1111 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (334 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1111665 steps, run timeout after 3001 ms. (steps per millisecond=370 ) properties seen :0 out of 2
Probabilistic random walk after 1111665 steps, saw 221903 distinct states, run finished after 3001 ms. (steps per millisecond=370 ) 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-14842782997766184240.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6856182673023201289.kers'
[2026-05-25 00:09:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14842782997766184240.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6856182673023201289.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 225 rows 19 cols 447 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-25 00:09:19] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6856182673023201289.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 77/80 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 164/244 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 100 ms.
Refiners :[State Equation: 19/19 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 77/80 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30050 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30163ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 225/225 transitions.
Applied a total of 0 rules in 9 ms. Remains 19 /19 variables (removed 0) and now considering 225/225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 19/19 places, 225/225 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 225/225 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 225/225 (removed 0) transitions.
[2026-05-25 00:09:50] [INFO ] Invariant cache hit.
[2026-05-25 00:09:50] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 00:09:50] [INFO ] Invariant cache hit.
[2026-05-25 00:09:50] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
[2026-05-25 00:09:50] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2026-05-25 00:09:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 225/244 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/244 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3066 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 19 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30015 ms.
Refiners :[State Equation: 19/19 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33131ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 33131ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33407 ms. Remains : 19/19 places, 225/225 transitions.
Knowledge based reduction with 4 factoid took 155 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Knowledge-based reduction took 114470 ms.
Stuttering acceptance computed with spot in 198 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Stuttering acceptance computed with spot in 186 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 62 ms.
Product exploration explored 100000 steps with 0 reset in 52 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/ltsmin8812410249974089957
[2026-05-25 00:10:24] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8812410249974089957
Running compilation step : cd /tmp/ltsmin8812410249974089957;'/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 373 ms.
Running link step : cd /tmp/ltsmin8812410249974089957;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin8812410249974089957;'/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/stateBased4381282725690449416.hoa' '--buchi-type=spotba'
LTSmin run took 127 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-07 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-07 finished in 251932 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 8 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2026-05-25 00:10:24] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9114481136703811695.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2774030353767192720.kers'
[2026-05-25 00:10:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9114481136703811695.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2774030353767192720.kers]
Normalized transition count is 258 out of 259 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 258 rows 27 cols 510 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-25 00:10:24] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2774030353767192720.kers
Total runtime 1 ms.
[2026-05-25 00:10:24] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20079ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20080ms
[2026-05-25 00:10:45] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:45] [INFO ] Invariant cache hit.
[2026-05-25 00:10:45] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 00:10:45] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:45] [INFO ] Invariant cache hit.
[2026-05-25 00:10:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:10:45] [INFO ] Implicit Places using invariants and state equation in 309 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
[2026-05-25 00:10:45] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 20457 ms. Remains : 27/27 places, 260/260 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 56 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-08
Stuttering criterion allowed to conclude after 17 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-08 finished in 20535 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U (((G(p0)||F(p2)) U X(p3))&&p1)))'
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:10:45] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:45] [INFO ] Invariant cache hit.
[2026-05-25 00:10:45] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-25 00:10:45] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:45] [INFO ] Invariant cache hit.
[2026-05-25 00:10:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:10:45] [INFO ] Implicit Places using invariants and state equation in 236 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 295 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U (((G(p0)||F(p2)) U X(p3))&&p1)))'
Stuttering acceptance computed with spot in 317 ms :[(OR (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3)))]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-09
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-09 finished in 656 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p1))||p0)))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:10:46] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:46] [INFO ] Invariant cache hit.
[2026-05-25 00:10:46] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-25 00:10:46] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:46] [INFO ] Invariant cache hit.
[2026-05-25 00:10:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:10:46] [INFO ] Implicit Places using invariants and state equation in 470 ms returned []
Implicit Place search using SMT with State Equation took 521 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 522 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p1))||p0)))'
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 49 ms.
Product exploration explored 100000 steps with 0 reset in 70 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 4 factoid took 63 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 857 steps (69 resets) in 7 ms. (107 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 67 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 29 ms :[(NOT p1)]
Knowledge-based reduction took 165 ms.
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Support contains 2 out of 27 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 17 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:10:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:47] [INFO ] Invariant cache hit.
[2026-05-25 00:10:47] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-25 00:10:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:10:47] [INFO ] Invariant cache hit.
[2026-05-25 00:10:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:10:47] [INFO ] Implicit Places using invariants and state equation in 476 ms returned []
Implicit Place search using SMT with State Equation took 520 ms to find 0 implicit places.
[2026-05-25 00:10:47] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 545 ms. Remains : 27/27 places, 260/260 transitions.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 3 factoid took 63 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 543 steps (42 resets) in 7 ms. (67 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 63 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 37 ms :[(NOT p1)]
Knowledge-based reduction took 168 ms.
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 52 ms.
Product exploration explored 100000 steps with 0 reset in 83 ms.
Built C files in :
/tmp/ltsmin5841017178717358425
[2026-05-25 00:10:48] [INFO ] Computing symmetric may disable matrix : 260 transitions.
[2026-05-25 00:10:48] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:10:48] [INFO ] Computing symmetric may enable matrix : 260 transitions.
[2026-05-25 00:10:48] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:10:48] [INFO ] Computing Do-Not-Accords matrix : 260 transitions.
[2026-05-25 00:10:48] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:10:48] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5841017178717358425
Running compilation step : cd /tmp/ltsmin5841017178717358425;'/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 544 ms.
Running link step : cd /tmp/ltsmin5841017178717358425;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin5841017178717358425;'/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/stateBased7216879736046361943.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:11:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:03] [INFO ] Invariant cache hit.
[2026-05-25 00:11:03] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-25 00:11:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:03] [INFO ] Invariant cache hit.
[2026-05-25 00:11:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:11:03] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 338 ms to find 0 implicit places.
[2026-05-25 00:11:03] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 354 ms. Remains : 27/27 places, 260/260 transitions.
Built C files in :
/tmp/ltsmin785121670031809946
[2026-05-25 00:11:03] [INFO ] Computing symmetric may disable matrix : 260 transitions.
[2026-05-25 00:11:03] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:11:03] [INFO ] Computing symmetric may enable matrix : 260 transitions.
[2026-05-25 00:11:03] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:11:03] [INFO ] Computing Do-Not-Accords matrix : 260 transitions.
[2026-05-25 00:11:03] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:11:03] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin785121670031809946
Running compilation step : cd /tmp/ltsmin785121670031809946;'/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 495 ms.
Running link step : cd /tmp/ltsmin785121670031809946;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin785121670031809946;'/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/stateBased13293485924702216470.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:11:18] [INFO ] Flatten gal took : 7 ms
[2026-05-25 00:11:18] [INFO ] Flatten gal took : 7 ms
[2026-05-25 00:11:18] [INFO ] Time to serialize gal into /tmp/LTL13165841522142359225.gal : 2 ms
[2026-05-25 00:11:18] [INFO ] Time to serialize properties into /tmp/LTL11390929774197550262.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/LTL13165841522142359225.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9097373078079875786.hoa' '-atoms' '/tmp/LTL11390929774197550262.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL11390929774197550262.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9097373078079875786.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, t17, t18, t19, t20...1498
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
906 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,0,9.09228,260196,1,0,913,1.10257e+06,529,305,2648,1.62649e+06,933
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-10 finished in 42954 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(!p1)))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:11:29] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:29] [INFO ] Invariant cache hit.
[2026-05-25 00:11:29] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-25 00:11:29] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:29] [INFO ] Invariant cache hit.
[2026-05-25 00:11:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:11:29] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 427 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 429 ms. Remains : 27/27 places, 260/260 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(!p1)))'
Stuttering acceptance computed with spot in 180 ms :[p1, p1, p1, true, (NOT p0)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 170 ms.
Product exploration explored 100000 steps with 50000 reset in 173 ms.
Computed a total of 27 stabilizing places and 258 stable transitions
Computed a total of 27 stabilizing places and 258 stable transitions
Detected a total of 27/27 stabilizing places and 258/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 10 factoid took 19 ms. Proved property starting from automaton with 5 states, 9 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 21 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-11 finished in 1019 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X((G(p0)&&X(X(G(p1)))))))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:11:30] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:30] [INFO ] Invariant cache hit.
[2026-05-25 00:11:30] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 00:11:30] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:30] [INFO ] Invariant cache hit.
[2026-05-25 00:11:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:11:30] [INFO ] Implicit Places using invariants and state equation in 522 ms returned []
Implicit Place search using SMT with State Equation took 552 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 555 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X((G(p0)&&X(X(G(p1)))))))))'
Stuttering acceptance computed with spot in 330 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-13
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-13 finished in 922 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U p1))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 6 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:11:31] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:31] [INFO ] Invariant cache hit.
[2026-05-25 00:11:31] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-25 00:11:31] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:31] [INFO ] Invariant cache hit.
[2026-05-25 00:11:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:11:31] [INFO ] Implicit Places using invariants and state equation in 373 ms returned []
Implicit Place search using SMT with State Equation took 427 ms to find 0 implicit places.
[2026-05-25 00:11:31] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 438 ms. Remains : 27/27 places, 260/260 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 69 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-14
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-14 finished in 543 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:11:31] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:31] [INFO ] Invariant cache hit.
[2026-05-25 00:11:31] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:11:31] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2026-05-25 00:11:31] [INFO ] Invariant cache hit.
[2026-05-25 00:11:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-25 00:11:31] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 355 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 356 ms. Remains : 27/27 places, 260/260 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Stuttering acceptance computed with spot in 96 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-08ringLL-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-08ringLL-LTLFireability-15 finished in 479 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(!p0)||(X(X(!p0))&&(G(!p1)||(!p1&&F(G(p1))))))))))'
Spot run failed in 41 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-25 00:11:32] [INFO ] Flatten gal took : 7 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin5728392668760100632
[2026-05-25 00:11:32] [INFO ] Applying decomposition
[2026-05-25 00:11:32] [INFO ] Computing symmetric may disable matrix : 260 transitions.
[2026-05-25 00:11:32] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:11:32] [INFO ] Computing symmetric may enable matrix : 260 transitions.
[2026-05-25 00:11:32] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:11:32] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17479839264647233092.txt' '-o' '/tmp/graph17479839264647233092.bin' '-w' '/tmp/graph17479839264647233092.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17479839264647233092.bin' '-l' '-1' '-v' '-w' '/tmp/graph17479839264647233092.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:11:32] [INFO ] Decomposing Gal with order
[2026-05-25 00:11:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:11:32] [INFO ] Computing Do-Not-Accords matrix : 260 transitions.
[2026-05-25 00:11:32] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:11:32] [INFO ] Built C files in 43ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5728392668760100632
Running compilation step : cd /tmp/ltsmin5728392668760100632;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' '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'
[2026-05-25 00:11:32] [INFO ] Removed a total of 452 redundant transitions.
[2026-05-25 00:11:32] [INFO ] Flatten gal took : 21 ms
[2026-05-25 00:11:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 2 ms.
[2026-05-25 00:11:32] [INFO ] Time to serialize gal into /tmp/LTLFireability15564771136084751586.gal : 4 ms
[2026-05-25 00:11:32] [INFO ] Time to serialize properties into /tmp/LTLFireability12694320231434979361.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability15564771136084751586.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability12694320231434979361.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((X(X(F((G(!("((u11.A12>=2)&&(u14.A15>=1))")))||((X(X(!("((u11.A12>=2)&&(u14.A15>=1))"))))&&((G(!("((u9.A10>=2)&&(u12.A13>=1))")))||(...236
Formula 0 simplified : XXG(F"((u11.A12>=2)&&(u14.A15>=1))" & (XX"((u11.A12>=2)&&(u14.A15>=1))" | (F"((u9.A10>=2)&&(u12.A13>=1))" & ("((u9.A10>=2)&&(u12.A13...200
Compilation finished in 526 ms.
Running link step : cd /tmp/ltsmin5728392668760100632;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin5728392668760100632;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X(<>(([](!(LTLAPp0==true))||(X(X(!(LTLAPp0==true)))&&([](!(LTLAPp1==true))||(!(LTLAPp1==true)&&<>([]((LTLAPp1==true))))))))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1538
Detected timeout of ITS tools.
[2026-05-25 00:36:55] [INFO ] Flatten gal took : 154 ms
[2026-05-25 00:36:55] [INFO ] Time to serialize gal into /tmp/LTLFireability8263253028799493031.gal : 30 ms
[2026-05-25 00:36:55] [INFO ] Time to serialize properties into /tmp/LTLFireability3498313955992799231.ltl : 13 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/LTLFireability8263253028799493031.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3498313955992799231.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...297
Read 1 LTL properties
Checking formula 0 : !((X(X(F((G(!("((A12>=2)&&(A15>=1))")))||((X(X(!("((A12>=2)&&(A15>=1))"))))&&((G(!("((A10>=2)&&(A13>=1))")))||((!("((A10>=2)&&(A13>=1)...199
Formula 0 simplified : XXG(F"((A12>=2)&&(A15>=1))" & (XX"((A12>=2)&&(A15>=1))" | (F"((A10>=2)&&(A13>=1))" & ("((A10>=2)&&(A13>=1))" | GF!"((A10>=2)&&(A13>=...163
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, t17, t18, t19, t20...1498
LTSmin run took 1640851 ms.
FORMULA DNAwalker-PT-08ringLL-LTLFireability-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 2560559 ms.

BK_STOP 1779669534379

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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-08ringLL"
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-08ringLL, 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-177955695800804"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-08ringLL.tgz
mv DNAwalker-PT-08ringLL 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 ;