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-177955695800772.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-02track12Block2, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800772
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.9K Mar 6 15:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 6 15:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 6 15:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Mar 6 15:57 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 09:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 09:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Mar 6 15:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 15:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Mar 6 15:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 16 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 37K 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-02track12Block2-LTLFireability-00
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-01
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-02
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-03
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-04
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-05
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-06
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-07
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-08
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-09
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-10
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-11
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-12
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-13
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-14
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779664109890

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-02track12Block2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 23:08:31] [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 23:08:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:08:31] [INFO ] Load time of PNML (sax parser for PT used): 52 ms
[2026-05-24 23:08:31] [INFO ] Transformed 14 places.
[2026-05-24 23:08:31] [INFO ] Transformed 84 transitions.
[2026-05-24 23:08:31] [INFO ] Parsed PT model containing 14 places and 84 transitions and 244 arcs in 135 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 14 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 7 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Running 76 sub problems to find dead transitions.
[2026-05-24 23:08:31] [INFO ] Flow matrix only has 83 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-13687241068227549624.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13208095577962448715.kers'
[2026-05-24 23:08:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13687241068227549624.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13208095577962448715.kers]
Normalized transition count is 82 out of 83 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 82 rows 14 cols 162 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-24 23:08:31] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13208095577962448715.kers
Total runtime 1 ms.
[2026-05-24 23:08:31] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (OVERLAPS) 80/92 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 16/28 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (OVERLAPS) 4/96 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/96 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 6 (OVERLAPS) 1/97 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 8 (OVERLAPS) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 76 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 31 constraints, problems are : Problem set: 0 solved, 76 unsolved in 3535 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 76 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (OVERLAPS) 80/92 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 16/28 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 76/104 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/92 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (OVERLAPS) 4/96 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 76 unsolved
SMT process timed out in 23669ms, After SMT, problems are : Problem set: 0 solved, 76 unsolved
Search for dead transitions found 0 dead transitions in 23684ms
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:55] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23837 ms. Remains : 14/14 places, 84/84 transitions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:55] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 64 ms. Remains : 14/14 places, 84/84 transitions.
Support contains 14 out of 14 places after structural reductions.
[2026-05-24 23:08:55] [INFO ] Flatten gal took : 22 ms
[2026-05-24 23:08:55] [INFO ] Flatten gal took : 8 ms
[2026-05-24 23:08:55] [INFO ] Input system was already deterministic with 84 transitions.
RANDOM walk for 40000 steps (4462 resets) in 1003 ms. (39 steps per ms) remains 3/31 properties
BEST_FIRST walk for 40003 steps (723 resets) in 162 ms. (245 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (717 resets) in 97 ms. (408 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (743 resets) in 101 ms. (392 steps per ms) remains 3/3 properties
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 68/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 22/96 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/96 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1/97 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 31 constraints, problems are : Problem set: 0 solved, 3 unsolved in 277 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 68/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp6 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 96/97 variables, and 30 constraints, problems are : Problem set: 1 solved, 2 unsolved in 2186 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 16/17 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2467ms problems are : Problem set: 1 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14/14 places, 84/84 transitions.
Graph (complete) has 80 edges and 14 vertex of which 13 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 13 transition count 77
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 12 transition count 76
Applied a total of 8 rules in 28 ms. Remains 12 /14 variables (removed 2) and now considering 76/84 (removed 8) transitions.
Running 71 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-511824471449819140.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11268141652423819010.kers'
[2026-05-24 23:08:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-511824471449819140.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11268141652423819010.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 76 rows 12 cols 152 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-24 23:08:58] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11268141652423819010.kers
Total runtime 0 ms.
[2026-05-24 23:08:58] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 1 (OVERLAPS) 76/87 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 4 (OVERLAPS) 1/88 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 6 (OVERLAPS) 0/88 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 71 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/88 variables, and 21 constraints, problems are : Problem set: 0 solved, 71 unsolved in 1210 ms.
Refiners :[State Equation: 12/12 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 71/71 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 71 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 1 (OVERLAPS) 76/87 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 71/91 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 5 (OVERLAPS) 1/88 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 71 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 71 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 88/88 variables, and 92 constraints, problems are : Problem set: 0 solved, 71 unsolved in 20011 ms.
Refiners :[State Equation: 12/12 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 71/71 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21278ms problems are : Problem set: 0 solved, 71 unsolved
Search for dead transitions found 0 dead transitions in 21279ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21308 ms. Remains : 12/14 places, 76/84 transitions.
RANDOM walk for 40000 steps (4145 resets) in 270 ms. (147 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (834 resets) in 73 ms. (540 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (789 resets) in 108 ms. (367 steps per ms) remains 2/2 properties
Probably explored full state space saw : 3226 states, properties seen :0
Probabilistic random walk after 13077 steps, saw 3226 distinct states, run finished after 38 ms. (steps per millisecond=344 ) properties seen :0
Explored full state space saw : 3226 states, properties seen :0
Exhaustive walk after 13077 steps, saw 3226 distinct states, run finished after 21 ms. (steps per millisecond=622 ) properties seen :0
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 14 simplifications.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 14 stabilizing places and 82 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 5 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Running 76 sub problems to find dead transitions.
[2026-05-24 23:09:20] [INFO ] Flow matrix only has 83 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-13955554062009610115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7238032969570786843.kers'
[2026-05-24 23:09:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13955554062009610115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7238032969570786843.kers]
Normalized transition count is 82 out of 83 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 82 rows 14 cols 162 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-24 23:09:20] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7238032969570786843.kers
Total runtime 0 ms.
[2026-05-24 23:09:20] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (OVERLAPS) 80/92 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 16/28 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (OVERLAPS) 4/96 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/96 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 6 (OVERLAPS) 1/97 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 8 (OVERLAPS) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 76 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 31 constraints, problems are : Problem set: 0 solved, 76 unsolved in 3093 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 76 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (OVERLAPS) 80/92 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 16/28 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 76/104 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/92 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (OVERLAPS) 4/96 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 7 (OVERLAPS) 1/97 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 76 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 97/97 variables, and 107 constraints, problems are : Problem set: 0 solved, 76 unsolved in 20011 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23129ms problems are : Problem set: 0 solved, 76 unsolved
Search for dead transitions found 0 dead transitions in 23130ms
[2026-05-24 23:09:43] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:43] [INFO ] Invariant cache hit.
[2026-05-24 23:09:43] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 23:09:43] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:43] [INFO ] Invariant cache hit.
[2026-05-24 23:09:43] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:43] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
[2026-05-24 23:09:43] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 23242 ms. Remains : 14/14 places, 84/84 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 172 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-00
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 2 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-00 finished in 23476 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(((F((!p0&&F(!p1)))&&X((p2||G(p3))))||G((F(!p1)&&F(!p0)))))))'
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:43] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:43] [INFO ] Invariant cache hit.
[2026-05-24 23:09:44] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 23:09:44] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:44] [INFO ] Invariant cache hit.
[2026-05-24 23:09:44] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:44] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 82 ms. Remains : 14/14 places, 84/84 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((F(p0)&&F(p1)))||(F((p1&&F(p0)))&&X((p2||G(p3))))))))'
Stuttering acceptance computed with spot in 350 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3)))]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-01
Product exploration explored 100000 steps with 2 reset in 216 ms.
Product exploration explored 100000 steps with 3 reset in 135 ms.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 4/4 atomic propositions.
Knowledge based reduction with 10 factoid took 2247 ms. Reduced automaton from 8 states, 22 edges and 4 AP (stutter sensitive) to 8 states, 19 edges and 4 AP (stutter sensitive).
RANDOM walk for 40000 steps (4463 resets) in 296 ms. (134 steps per ms) remains 5/13 properties
BEST_FIRST walk for 40002 steps (703 resets) in 115 ms. (344 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (674 resets) in 87 ms. (454 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (733 resets) in 68 ms. (579 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (701 resets) in 82 ms. (481 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (675 resets) in 65 ms. (606 steps per ms) remains 5/5 properties
[2026-05-24 23:09:47] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:47] [INFO ] Invariant cache hit.
[2026-05-24 23:09:47] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem apf2 is UNSAT
Problem apf7 is UNSAT
At refinement iteration 1 (OVERLAPS) 57/62 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 7/12 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 32/94 variables, 8/20 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 9/29 constraints. Problems are: Problem set: 2 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 0/29 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/96 variables, 1/30 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/96 variables, 0/30 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 1/97 variables, 1/31 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 0/31 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/97 variables, 0/31 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 31 constraints, problems are : Problem set: 2 solved, 3 unsolved in 117 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 57/62 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 7/12 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 32/94 variables, 8/20 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 9/29 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 3/32 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/94 variables, 0/32 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Problem apf9 is UNSAT
Problem apf10 is UNSAT
Solver is answering 'unknown', stopping.
Problem apf4 is UNSAT
After SMT solving in domain Int declared 96/97 variables, and 33 constraints, problems are : Problem set: 4 solved, 1 unsolved in 657 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 16/17 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 785ms problems are : Problem set: 4 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Found 5 invariant AP formulas.
Knowledge based reduction with 15 factoid took 3157 ms. Reduced automaton from 8 states, 19 edges and 4 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Knowledge-based reduction took 6724 ms.
Stuttering acceptance computed with spot in 242 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Support contains 3 out of 14 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:51] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:51] [INFO ] Invariant cache hit.
[2026-05-24 23:09:51] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:09:51] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:51] [INFO ] Invariant cache hit.
[2026-05-24 23:09:51] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:51] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 88 ms. Remains : 14/14 places, 84/84 transitions.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 4 factoid took 373 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 132 steps (11 resets) in 6 ms. (18 steps per ms) remains 0/5 properties
Knowledge based reduction with 4 factoid took 610 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 221 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Knowledge-based reduction took 1209 ms.
Stuttering acceptance computed with spot in 218 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 213 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Product exploration explored 100000 steps with 8 reset in 183 ms.
Product exploration explored 100000 steps with 0 reset in 113 ms.
Spot run failed in 71 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/ltsmin7130011984929253424
[2026-05-24 23:09:53] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7130011984929253424
Running compilation step : cd /tmp/ltsmin7130011984929253424;'/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 375 ms.
Running link step : cd /tmp/ltsmin7130011984929253424;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 51 ms.
Running LTSmin : cd /tmp/ltsmin7130011984929253424;'/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/stateBased1177280462799280904.hoa' '--buchi-type=spotba'
LTSmin run took 80 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-01 finished in 10492 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 6 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:54] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:54] [INFO ] Invariant cache hit.
[2026-05-24 23:09:54] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:09:54] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:54] [INFO ] Invariant cache hit.
[2026-05-24 23:09:54] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:54] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2026-05-24 23:09:54] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 125 ms. Remains : 14/14 places, 84/84 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 46 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-02
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-02 finished in 198 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 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:54] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:54] [INFO ] Invariant cache hit.
[2026-05-24 23:09:54] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 23:09:54] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:54] [INFO ] Invariant cache hit.
[2026-05-24 23:09:54] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:54] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2026-05-24 23:09:54] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 110 ms. Remains : 14/14 places, 84/84 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 36 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-04
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-04 finished in 182 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||(G(!p1) U p2)||X(X(p3)))))'
Support contains 7 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:54] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:54] [INFO ] Invariant cache hit.
[2026-05-24 23:09:54] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 23:09:54] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:54] [INFO ] Invariant cache hit.
[2026-05-24 23:09:54] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:54] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 14/14 places, 84/84 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(!p0) U p1)||X(X(p2))||p3)))'
Stuttering acceptance computed with spot in 349 ms :[(AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND p0 (NOT p2)), p0, true, (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (OR (NOT p1) p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-05
Product exploration explored 100000 steps with 42 reset in 145 ms.
Product exploration explored 100000 steps with 31 reset in 155 ms.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 4/4 atomic propositions.
Knowledge based reduction with 9 factoid took 408 ms. Reduced automaton from 10 states, 19 edges and 4 AP (stutter sensitive) to 8 states, 15 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (4468 resets) in 343 ms. (116 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40004 steps (707 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (661 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
[2026-05-24 23:09:56] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:56] [INFO ] Invariant cache hit.
[2026-05-24 23:09:56] [INFO ] State equation strengthened by 17 read => feed constraints.
Problem apf5 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 64/70 variables, 6/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 16/23 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/23 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/96 variables, 8/31 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/97 variables, 1/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/97 variables, 0/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/97 variables, 0/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 32 constraints, problems are : Problem set: 1 solved, 1 unsolved in 127 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/53 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 16/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem apf6 is UNSAT
After SMT solving in domain Int declared 95/97 variables, and 29 constraints, problems are : Problem set: 2 solved, 0 unsolved in 404 ms.
Refiners :[State Equation: 13/14 constraints, ReadFeed: 16/17 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 534ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 11 factoid took 632 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[true, (AND (NOT p1) p0 (NOT p2)), p0, (AND p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND p0 (NOT p2))]
Knowledge-based reduction took 1884 ms.
Stuttering acceptance computed with spot in 236 ms :[true, (AND (NOT p1) p0 (NOT p2)), p0, (AND p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND p0 (NOT p2))]
Support contains 6 out of 14 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:57] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:57] [INFO ] Invariant cache hit.
[2026-05-24 23:09:57] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 23:09:57] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:57] [INFO ] Invariant cache hit.
[2026-05-24 23:09:57] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:57] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 85 ms. Remains : 14/14 places, 84/84 transitions.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 4 factoid took 97 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 272 steps (31 resets) in 9 ms. (27 steps per ms) remains 0/3 properties
Knowledge based reduction with 4 factoid took 137 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 6 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 201 ms :[true, (AND (NOT p1) p0 (NOT p2)), p0, (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Knowledge-based reduction took 441 ms.
Stuttering acceptance computed with spot in 213 ms :[true, (AND (NOT p1) p0 (NOT p2)), p0, (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Stuttering acceptance computed with spot in 192 ms :[true, (AND (NOT p1) p0 (NOT p2)), p0, (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Product exploration explored 100000 steps with 38 reset in 47 ms.
Product exploration explored 100000 steps with 19 reset in 49 ms.
Spot run failed in 35 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/ltsmin2065263506640502866
[2026-05-24 23:09:58] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2065263506640502866
Running compilation step : cd /tmp/ltsmin2065263506640502866;'/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 146 ms.
Running link step : cd /tmp/ltsmin2065263506640502866;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin2065263506640502866;'/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/stateBased8879553400152085568.hoa' '--buchi-type=spotba'
LTSmin run took 21 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-05 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-05 finished in 4182 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X(X(p1)))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:59] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:59] [INFO ] Invariant cache hit.
[2026-05-24 23:09:59] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-24 23:09:59] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:59] [INFO ] Invariant cache hit.
[2026-05-24 23:09:59] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:59] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 88 ms. Remains : 14/14 places, 84/84 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((X(X(p0))||p1)))'
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-06
Product exploration explored 100000 steps with 33333 reset in 130 ms.
Product exploration explored 100000 steps with 33333 reset in 131 ms.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 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 6 factoid took 16 ms. Proved property starting from automaton with 3 states, 3 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 19 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-06 finished in 490 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(p0) U p1)&&X(F(p2))))))'
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:59] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:59] [INFO ] Invariant cache hit.
[2026-05-24 23:09:59] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:09:59] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:59] [INFO ] Invariant cache hit.
[2026-05-24 23:09:59] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:59] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 85 ms. Remains : 14/14 places, 84/84 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(p0) U p1)&&X(F(p2))))))'
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-07
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-07 finished in 357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:09:59] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:59] [INFO ] Invariant cache hit.
[2026-05-24 23:09:59] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 23:09:59] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:09:59] [INFO ] Invariant cache hit.
[2026-05-24 23:09:59] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:09:59] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 103 ms. Remains : 14/14 places, 84/84 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-08 finished in 247 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(!p0))||(G(p1) U G((p2||X(F(!p3))))))))'
Support contains 6 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:10:00] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:00] [INFO ] Invariant cache hit.
[2026-05-24 23:10:00] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:10:00] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:00] [INFO ] Invariant cache hit.
[2026-05-24 23:10:00] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:10:00] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 95 ms. Remains : 14/14 places, 84/84 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(p0))||(G(p1) U G((p2||X(F(!p3))))))))'
Stuttering acceptance computed with spot in 347 ms :[(AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3 p2 (NOT p1)), (AND (NOT p0) p3 (NOT p2))]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-10
Product exploration explored 100000 steps with 27840 reset in 189 ms.
Product exploration explored 100000 steps with 27917 reset in 195 ms.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 4/4 atomic propositions.
Knowledge based reduction with 8 factoid took 3007 ms. Reduced automaton from 8 states, 23 edges and 4 AP (stutter sensitive) to 8 states, 23 edges and 4 AP (stutter sensitive).
RANDOM walk for 40000 steps (4457 resets) in 135 ms. (294 steps per ms) remains 2/18 properties
BEST_FIRST walk for 40004 steps (709 resets) in 41 ms. (952 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (697 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
[2026-05-24 23:10:04] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:04] [INFO ] Invariant cache hit.
[2026-05-24 23:10:04] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/67 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 27/94 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 16/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/96 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/96 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/97 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/97 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 31 constraints, problems are : Problem set: 0 solved, 2 unsolved in 53 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/67 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 27/94 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 16/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf6 is UNSAT
Problem apf14 is UNSAT
After SMT solving in domain Int declared 96/97 variables, and 32 constraints, problems are : Problem set: 2 solved, 0 unsolved in 212 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 16/17 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 268ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 10 factoid took 5559 ms. Reduced automaton from 8 states, 23 edges and 4 AP (stutter sensitive) to 7 states, 17 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 292 ms :[(AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3 p2)]
Knowledge-based reduction took 9229 ms.
Stuttering acceptance computed with spot in 257 ms :[(AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3 p2)]
Support contains 6 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:10:10] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:10] [INFO ] Invariant cache hit.
[2026-05-24 23:10:10] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 23:10:10] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:10] [INFO ] Invariant cache hit.
[2026-05-24 23:10:10] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:10:10] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 14/14 places, 84/84 transitions.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 4/4 atomic propositions.
Knowledge based reduction with 6 factoid took 2940 ms. Reduced automaton from 7 states, 17 edges and 4 AP (stutter sensitive) to 7 states, 17 edges and 4 AP (stutter sensitive).
RANDOM walk for 241 steps (23 resets) in 4 ms. (48 steps per ms) remains 0/14 properties
Knowledge based reduction with 6 factoid took 5490 ms. Reduced automaton from 7 states, 17 edges and 4 AP (stutter sensitive) to 7 states, 17 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 295 ms :[(AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3 p2)]
Knowledge-based reduction took 8739 ms.
Stuttering acceptance computed with spot in 264 ms :[(AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3 p2)]
Stuttering acceptance computed with spot in 296 ms :[(AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) p3 p2)]
Product exploration explored 100000 steps with 27965 reset in 148 ms.
Product exploration explored 100000 steps with 27907 reset in 242 ms.
Spot run failed in 54 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/ltsmin5956915694122639021
[2026-05-24 23:10:20] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5956915694122639021
Running compilation step : cd /tmp/ltsmin5956915694122639021;'/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 151 ms.
Running link step : cd /tmp/ltsmin5956915694122639021;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 26 ms.
Running LTSmin : cd /tmp/ltsmin5956915694122639021;'/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/stateBased16008887650806872451.hoa' '--buchi-type=spotba'
LTSmin run took 49 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-10 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-10 finished in 20447 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 X(X(((p1 U X(X(p2))) U G(!p3))))))'
Support contains 6 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:10:20] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:20] [INFO ] Invariant cache hit.
[2026-05-24 23:10:20] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 23:10:20] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:20] [INFO ] Invariant cache hit.
[2026-05-24 23:10:20] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:10:20] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 86 ms. Remains : 14/14 places, 84/84 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 X(X(((p1 U X(X(p2))) U G(!p3))))))'
Stuttering acceptance computed with spot in 597 ms :[p3, (AND (NOT p0) p3), (AND (NOT p0) p3), (AND (NOT p0) p3), p3, (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2) p3), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) p3 (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) p3)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-11
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-11 finished in 741 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(!p0)) U (G(p1) U X(p0)))))'
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:10:21] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:21] [INFO ] Invariant cache hit.
[2026-05-24 23:10:21] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 23:10:21] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:21] [INFO ] Invariant cache hit.
[2026-05-24 23:10:21] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:10:21] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 80 ms. Remains : 14/14 places, 84/84 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(!p0)) U (G(p1) U X(p0)))))'
Stuttering acceptance computed with spot in 305 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), true, (NOT p0), (NOT p0), true, (NOT p0), true]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-14
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-14 finished in 425 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(!p1)))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 4 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:10:21] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:21] [INFO ] Invariant cache hit.
[2026-05-24 23:10:21] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 23:10:21] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:21] [INFO ] Invariant cache hit.
[2026-05-24 23:10:21] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:10:21] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2026-05-24 23:10:21] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 105 ms. Remains : 14/14 places, 84/84 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 68 ms.
Product exploration explored 100000 steps with 0 reset in 53 ms.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 5 factoid took 96 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 259 steps (26 resets) in 5 ms. (43 steps per ms) remains 0/2 properties
Knowledge based reduction with 5 factoid took 132 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Knowledge-based reduction took 336 ms.
Stuttering acceptance computed with spot in 104 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:10:22] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:22] [INFO ] Invariant cache hit.
[2026-05-24 23:10:22] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 23:10:22] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:10:22] [INFO ] Invariant cache hit.
[2026-05-24 23:10:22] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:10:22] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2026-05-24 23:10:22] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 14/14 places, 84/84 transitions.
Computed a total of 14 stabilizing places and 82 stable transitions
Computed a total of 14 stabilizing places and 82 stable transitions
Detected a total of 14/14 stabilizing places and 82/84 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 5 factoid took 101 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 263 steps (26 resets) in 4 ms. (52 steps per ms) remains 0/2 properties
Knowledge based reduction with 5 factoid took 111 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Knowledge-based reduction took 344 ms.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 81 ms.
Product exploration explored 100000 steps with 0 reset in 56 ms.
Built C files in :
/tmp/ltsmin17874748913794354851
[2026-05-24 23:10:23] [INFO ] Computing symmetric may disable matrix : 84 transitions.
[2026-05-24 23:10:23] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:10:23] [INFO ] Computing symmetric may enable matrix : 84 transitions.
[2026-05-24 23:10:23] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:10:23] [INFO ] Computing Do-Not-Accords matrix : 84 transitions.
[2026-05-24 23:10:23] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:10:23] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17874748913794354851
Running compilation step : cd /tmp/ltsmin17874748913794354851;'/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 170 ms.
Running link step : cd /tmp/ltsmin17874748913794354851;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 29 ms.
Running LTSmin : cd /tmp/ltsmin17874748913794354851;'/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/stateBased6491519494820269897.hoa' '--buchi-type=spotba'
LTSmin run took 73 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLFireability-15 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-02track12Block2-LTLFireability-15 finished in 1927 ms.
All properties solved by simple procedures.
Total runtime 112600 ms.

BK_STOP 1779664223712

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DNAwalker-PT-02track12Block2"
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-02track12Block2, 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-177955695800772"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-02track12Block2.tgz
mv DNAwalker-PT-02track12Block2 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 ;