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-177955695800771.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 LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800771
=====================================================================

--------------------
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-LTLCardinality-00
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-01
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-02
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-03
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-04
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-05
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-06
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-07
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-08
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-09
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-10
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-11
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-12
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-13
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-14
FORMULA_NAME DNAwalker-PT-02track12Block2-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779664014903

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-02track12Block2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 23:06:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 23:06:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:06:56] [INFO ] Load time of PNML (sax parser for PT used): 51 ms
[2026-05-24 23:06:56] [INFO ] Transformed 14 places.
[2026-05-24 23:06:56] [INFO ] Transformed 84 transitions.
[2026-05-24 23:06:56] [INFO ] Parsed PT model containing 14 places and 84 transitions and 244 arcs in 139 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 13 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 8 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 23:06:56] [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-14304452844542914572.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9385909502975614165.kers'
[2026-05-24 23:06:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14304452844542914572.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9385909502975614165.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 23:06:56] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9385909502975614165.kers
Total runtime 1 ms.
[2026-05-24 23:06:56] [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 3333 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
At refinement iteration 8 (INCLUDED_ONLY) 0/97 variables, 0/107 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 20020 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 23479ms problems are : Problem set: 0 solved, 76 unsolved
Search for dead transitions found 0 dead transitions in 23495ms
[2026-05-24 23:07:19] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:07:19] [INFO ] Invariant cache hit.
[2026-05-24 23:07:20] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 23:07:20] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:07:20] [INFO ] Invariant cache hit.
[2026-05-24 23:07:20] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:07:20] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23651 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 23:07:20] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:07:20] [INFO ] Invariant cache hit.
[2026-05-24 23:07:20] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-24 23:07:20] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:07:20] [INFO ] Invariant cache hit.
[2026-05-24 23:07:20] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:07:20] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 58 ms. Remains : 14/14 places, 84/84 transitions.
Support contains 13 out of 14 places after structural reductions.
[2026-05-24 23:07:20] [INFO ] Flatten gal took : 29 ms
[2026-05-24 23:07:20] [INFO ] Flatten gal took : 8 ms
[2026-05-24 23:07:20] [INFO ] Input system was already deterministic with 84 transitions.
RANDOM walk for 40000 steps (4484 resets) in 1456 ms. (27 steps per ms) remains 6/32 properties
BEST_FIRST walk for 40003 steps (732 resets) in 117 ms. (339 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (706 resets) in 84 ms. (470 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (686 resets) in 92 ms. (430 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (711 resets) in 104 ms. (380 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (678 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (686 resets) in 83 ms. (476 steps per ms) remains 6/6 properties
[2026-05-24 23:07:20] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:07:20] [INFO ] Invariant cache hit.
[2026-05-24 23:07:20] [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, 6 unsolved
Problem AtomicPropp4 is UNSAT
At refinement iteration 1 (OVERLAPS) 68/74 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 9/15 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 22/96 variables, 8/23 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/96 variables, 7/30 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 0/30 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 1/97 variables, 1/31 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/97 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/97 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 31 constraints, problems are : Problem set: 1 solved, 5 unsolved in 167 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 66/71 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 9/14 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 23/94 variables, 8/22 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 7/29 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 5/34 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/94 variables, 0/34 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 96/97 variables, and 35 constraints, problems are : Problem set: 1 solved, 5 unsolved in 5004 ms.
Refiners :[State Equation: 14/14 constraints, ReadFeed: 16/17 constraints, PredecessorRefiner: 5/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5180ms problems are : Problem set: 1 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14/14 places, 84/84 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 14 transition count 80
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 13 transition count 79
Applied a total of 5 rules in 31 ms. Remains 13 /14 variables (removed 1) and now considering 79/84 (removed 5) transitions.
Running 74 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-16801161100320796327.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10288081520609470168.kers'
[2026-05-24 23:07:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16801161100320796327.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10288081520609470168.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 79 rows 13 cols 158 entries
Finished phase 1 with 13 SingleSign rule and 0 generalized
[2026-05-24 23:07:26] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10288081520609470168.kers
Total runtime 0 ms.
[2026-05-24 23:07:26] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 79/91 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 4 (OVERLAPS) 1/92 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/92 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 6 (OVERLAPS) 0/92 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 74 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 22 constraints, problems are : Problem set: 0 solved, 74 unsolved in 1145 ms.
Refiners :[State Equation: 13/13 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 74 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 79/91 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 74/95 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 5 (OVERLAPS) 1/92 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/92 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 7 (OVERLAPS) 0/92 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 74 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 96 constraints, problems are : Problem set: 0 solved, 74 unsolved in 20017 ms.
Refiners :[State Equation: 13/13 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21185ms problems are : Problem set: 0 solved, 74 unsolved
Search for dead transitions found 0 dead transitions in 21186ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21217 ms. Remains : 13/14 places, 79/84 transitions.
RANDOM walk for 40000 steps (4757 resets) in 185 ms. (215 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (815 resets) in 83 ms. (476 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (812 resets) in 68 ms. (579 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (788 resets) in 69 ms. (571 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (879 resets) in 99 ms. (400 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (800 resets) in 63 ms. (625 steps per ms) remains 5/5 properties
Probably explored full state space saw : 3794 states, properties seen :0
Probabilistic random walk after 14757 steps, saw 3794 distinct states, run finished after 87 ms. (steps per millisecond=169 ) properties seen :0
Explored full state space saw : 3794 states, properties seen :0
Exhaustive walk after 14757 steps, saw 3794 distinct states, run finished after 55 ms. (steps per millisecond=268 ) properties seen :0
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 6 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-07 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(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 4 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 23:07:48] [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-17094351684360611474.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1440352356528679359.kers'
[2026-05-24 23:07:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17094351684360611474.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1440352356528679359.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 23:07:48] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1440352356528679359.kers
Total runtime 0 ms.
[2026-05-24 23:07:48] [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 2900 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 20015 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 22938ms problems are : Problem set: 0 solved, 76 unsolved
Search for dead transitions found 0 dead transitions in 22938ms
[2026-05-24 23:08:11] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:11] [INFO ] Invariant cache hit.
[2026-05-24 23:08:11] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 23:08:11] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:11] [INFO ] Invariant cache hit.
[2026-05-24 23:08:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:11] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
[2026-05-24 23:08:11] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 23079 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(p0))'
Stuttering acceptance computed with spot in 183 ms :[true, (NOT p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-00 finished in 23345 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(G(p0))&&F(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 9 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:08:11] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:11] [INFO ] Invariant cache hit.
[2026-05-24 23:08:11] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 23:08:11] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:11] [INFO ] Invariant cache hit.
[2026-05-24 23:08:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:11] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2026-05-24 23:08:11] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 118 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(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 152 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-03
Stuttering criterion allowed to conclude after 21 steps with 2 reset in 2 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-03 finished in 315 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0||X(X(p1)))) U (p2 U 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 2 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:08:11] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:11] [INFO ] Invariant cache hit.
[2026-05-24 23:08:11] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 23:08:11] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:11] [INFO ] Invariant cache hit.
[2026-05-24 23:08:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:11] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 81 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((p0||X(X(p1)))) U (p2 U p3))))'
Stuttering acceptance computed with spot in 482 ms :[(NOT p3), (NOT p3), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p3)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 12 steps with 2 reset in 1 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-05 finished in 610 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((X(p0)&&F(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 2 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:08:12] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:12] [INFO ] Invariant cache hit.
[2026-05-24 23:08:12] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 23:08:12] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:12] [INFO ] Invariant cache hit.
[2026-05-24 23:08:12] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:12] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 113 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((X(p0)&&F(p1)))))'
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-06
Stuttering criterion allowed to conclude after 37 steps with 5 reset in 2 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-06 finished in 316 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(F(p0)) U G((G(p1) U X(p2))))))'
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 2 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:08:12] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:12] [INFO ] Invariant cache hit.
[2026-05-24 23:08:12] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:08:12] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:12] [INFO ] Invariant cache hit.
[2026-05-24 23:08:12] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:12] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 116 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(F(p0)) U G((G(p1) U X(p2))))))'
Stuttering acceptance computed with spot in 397 ms :[(NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0))]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-08
Stuttering criterion allowed to conclude after 13 steps with 1 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-08 finished in 582 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 p1) U p2)))'
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 23:08:13] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:13] [INFO ] Invariant cache hit.
[2026-05-24 23:08:13] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 23:08:13] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:13] [INFO ] Invariant cache hit.
[2026-05-24 23:08:13] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:13] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 91 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(p0) U p1) U p2)))'
Stuttering acceptance computed with spot in 179 ms :[(NOT p2), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-09
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-09 finished in 298 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' '!(((p0 U p1) U (p2&&F(G(!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 7 ms. Remains 14 /14 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 23:08:13] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:13] [INFO ] Invariant cache hit.
[2026-05-24 23:08:13] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 23:08:13] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:13] [INFO ] Invariant cache hit.
[2026-05-24 23:08:13] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:13] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
[2026-05-24 23:08:13] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 118 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' '!(((p0 U p1) U (p2&&F(G(!p0)))))'
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p2) p0), true, (NOT p1), p0]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-10
Product exploration explored 100000 steps with 0 reset in 134 ms.
Product exploration explored 100000 steps with 0 reset in 84 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 3/3 atomic propositions.
Knowledge based reduction with 7 factoid took 707 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 11 steps (0 resets) in 6 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 7 factoid took 716 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 43 ms :[p0]
[2026-05-24 23:08:15] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:15] [INFO ] Invariant cache hit.
[2026-05-24 23:08:15] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-24 23:08:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:08:15] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-24 23:08:15] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:16] [INFO ] [Nat]Added 17 Read/Feed constraints in 720 ms returned sat
[2026-05-24 23:08:16] [INFO ] Computed and/alt/rep : 52/391/51 causal constraints (skipped 24 transitions) in 8 ms.
[2026-05-24 23:08:16] [INFO ] Added : 6 causal constraints over 2 iterations in 41 ms. Result :sat
Could not prove EG p0
Knowledge-based reduction took 2379 ms.
Stuttering acceptance computed with spot in 33 ms :[p0]
Support contains 1 out of 14 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 : 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.
Skipped dead transition search.
[2026-05-24 23:08:16] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:16] [INFO ] Invariant cache hit.
[2026-05-24 23:08:16] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 23:08:16] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:16] [INFO ] Invariant cache hit.
[2026-05-24 23:08:16] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:16] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
[2026-05-24 23:08:16] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 130 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 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 111 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 11 steps (0 resets) in 6 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 125 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[p0]
[2026-05-24 23:08:16] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:16] [INFO ] Invariant cache hit.
[2026-05-24 23:08:16] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2026-05-24 23:08:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:08:17] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-24 23:08:17] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:17] [INFO ] [Nat]Added 17 Read/Feed constraints in 720 ms returned sat
[2026-05-24 23:08:17] [INFO ] Computed and/alt/rep : 52/391/51 causal constraints (skipped 24 transitions) in 11 ms.
[2026-05-24 23:08:17] [INFO ] Added : 6 causal constraints over 2 iterations in 43 ms. Result :sat
Could not prove EG p0
Knowledge-based reduction took 1157 ms.
Stuttering acceptance computed with spot in 41 ms :[p0]
Stuttering acceptance computed with spot in 41 ms :[p0]
Product exploration explored 100000 steps with 0 reset in 82 ms.
Product exploration explored 100000 steps with 0 reset in 84 ms.
Built C files in :
/tmp/ltsmin17167124326922547266
[2026-05-24 23:08:18] [INFO ] Computing symmetric may disable matrix : 84 transitions.
[2026-05-24 23:08:18] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:08:18] [INFO ] Computing symmetric may enable matrix : 84 transitions.
[2026-05-24 23:08:18] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:08:18] [INFO ] Computing Do-Not-Accords matrix : 84 transitions.
[2026-05-24 23:08:18] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:08:18] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17167124326922547266
Running compilation step : cd /tmp/ltsmin17167124326922547266;'/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 301 ms.
Running link step : cd /tmp/ltsmin17167124326922547266;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin17167124326922547266;'/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/stateBased4457410391106979887.hoa' '--buchi-type=spotba'
LTSmin run took 50 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-10 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-10 finished in 4980 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' '!((p0 U 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 23:08:18] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:18] [INFO ] Invariant cache hit.
[2026-05-24 23:08:18] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:08:18] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:18] [INFO ] Invariant cache hit.
[2026-05-24 23:08:18] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:18] [INFO ] Implicit Places using invariants and state equation in 72 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 104 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' '!((p0 U X(p1)))'
Stuttering acceptance computed with spot in 157 ms :[(NOT p1), true, (NOT p1), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 11 steps with 5 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-11 finished in 288 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 23:08:18] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:18] [INFO ] Invariant cache hit.
[2026-05-24 23:08:18] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 23:08:18] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:18] [INFO ] Invariant cache hit.
[2026-05-24 23:08:18] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:18] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2026-05-24 23:08:18] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 132 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 48 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-14
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-14 finished in 207 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((p0||(p1 U (p2||G(p1)))))))))'
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 23:08:19] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:19] [INFO ] Invariant cache hit.
[2026-05-24 23:08:19] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 23:08:19] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2026-05-24 23:08:19] [INFO ] Invariant cache hit.
[2026-05-24 23:08:19] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-24 23:08:19] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 102 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(X((p0||(p1 U (p2||G(p1)))))))))'
Stuttering acceptance computed with spot in 292 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-02track12Block2-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 9 steps with 1 reset in 1 ms.
FORMULA DNAwalker-PT-02track12Block2-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-02track12Block2-LTLCardinality-15 finished in 426 ms.
All properties solved by simple procedures.
Total runtime 83355 ms.

BK_STOP 1779664099500

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DNAwalker-PT-02track12Block2"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DNAwalker-PT-02track12Block2, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695800771"
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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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