Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944365900083.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AirplaneLD-PT-0020, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944365900083
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 800K
-rw-r--r-- 1 mcc users 21K Mar 4 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K Mar 4 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 4 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 4 16:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.9K Mar 15 06:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 34K Mar 15 06:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 07:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 30K Mar 4 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K Mar 4 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 20K Mar 4 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 130K Mar 4 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 91K 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 AirplaneLD-PT-0020-LTLCardinality-00
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-01
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-02
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-03
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-04
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-05
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-06
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-07
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-08
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-09
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-10
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-11
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-12
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-13
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-14
FORMULA_NAME AirplaneLD-PT-0020-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779461586424

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-PT-0020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-22 14:53:08] [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]
[2026-05-22 14:53:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 14:53:08] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2026-05-22 14:53:08] [INFO ] Transformed 159 places.
[2026-05-22 14:53:08] [INFO ] Transformed 168 transitions.
[2026-05-22 14:53:08] [INFO ] Found NUPN structural information;
[2026-05-22 14:53:08] [INFO ] Parsed PT model containing 159 places and 168 transitions and 638 arcs in 217 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 2 formulas.
Reduce places removed 62 places and 0 transitions.
Initial state reduction rules removed 2 formulas.
FORMULA AirplaneLD-PT-0020-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 97 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 97/97 places, 168/168 transitions.
Discarding 53 places :
Symmetric choice reduction at 0 with 53 rule applications. Total rules 53 place count 44 transition count 115
Iterating global reduction 0 with 53 rules applied. Total rules applied 106 place count 44 transition count 115
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Iterating post reduction 0 with 53 rules applied. Total rules applied 159 place count 44 transition count 62
Applied a total of 159 rules in 42 ms. Remains 44 /97 variables (removed 53) and now considering 62/168 (removed 106) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16951665711054739362.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-885484682215438434.kers'
[2026-05-22 14:53:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16951665711054739362.kers, --Pflows, --basisKERS=/tmp/petrispot-output-885484682215438434.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 62 rows 44 cols 169 entries
Finished phase 1 with 35 SingleSign rule and 6 generalized
[2026-05-22 14:53:09] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-885484682215438434.kers
Total runtime 1 ms.
[2026-05-22 14:53:09] [INFO ] Implicit Places using invariants in 266 ms returned []
[2026-05-22 14:53:09] [INFO ] Invariant cache hit.
[2026-05-22 14:53:09] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 426 ms to find 0 implicit places.
Running 31 sub problems to find dead transitions.
[2026-05-22 14:53:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 1 (OVERLAPS) 4/40 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 4 (OVERLAPS) 62/102 variables, 40/43 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 6 (OVERLAPS) 4/106 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 8 (OVERLAPS) 0/106 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 31 unsolved
No progress, stopping.
After SMT solving in domain Real declared 106/106 variables, and 47 constraints, problems are : Problem set: 0 solved, 31 unsolved in 1560 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 31/31 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 1 (OVERLAPS) 4/40 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 4 (OVERLAPS) 62/102 variables, 40/43 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 31/74 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 7 (OVERLAPS) 4/106 variables, 4/78 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/106 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 9 (OVERLAPS) 0/106 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 31 unsolved
No progress, stopping.
After SMT solving in domain Int declared 106/106 variables, and 78 constraints, problems are : Problem set: 0 solved, 31 unsolved in 2330 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 31/31 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3929ms problems are : Problem set: 0 solved, 31 unsolved
Search for dead transitions found 0 dead transitions in 3952ms
Starting structural reductions in LTL mode, iteration 1 : 44/97 places, 62/168 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4453 ms. Remains : 44/97 places, 62/168 transitions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-22 14:53:13] [INFO ] Invariant cache hit.
[2026-05-22 14:53:13] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-22 14:53:13] [INFO ] Invariant cache hit.
[2026-05-22 14:53:13] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 123 ms. Remains : 44/44 places, 62/62 transitions.
Support contains 36 out of 44 places after structural reductions.
[2026-05-22 14:53:13] [INFO ] Flatten gal took : 22 ms
[2026-05-22 14:53:13] [INFO ] Flatten gal took : 7 ms
[2026-05-22 14:53:13] [INFO ] Input system was already deterministic with 62 transitions.
RANDOM walk for 40000 steps (4968 resets) in 1232 ms. (32 steps per ms) remains 2/15 properties
BEST_FIRST walk for 40004 steps (421 resets) in 96 ms. (412 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (507 resets) in 215 ms. (185 steps per ms) remains 2/2 properties
[2026-05-22 14:53:14] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp0 is UNSAT
At refinement iteration 1 (OVERLAPS) 7/11 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 33/44 variables, 11/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 29/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/106 variables, 4/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/106 variables, 0/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/106 variables, 0/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 106/106 variables, and 47 constraints, problems are : Problem set: 1 solved, 1 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp3 is UNSAT
After SMT solving in domain Int declared 11/106 variables, and 2 constraints, problems are : Problem set: 2 solved, 0 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/44 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 142ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 8 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA AirplaneLD-PT-0020-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 44 stabilizing places and 62 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 44 transition count 62
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Graph (complete) has 91 edges and 44 vertex of which 15 are kept as prefixes of interest. Removing 29 places using SCC suffix rule.1 ms
Discarding 29 places :
Also discarding 44 output transitions
Drop transitions (Output transitions of discarded places.) removed 44 transitions
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 5 place count 11 transition count 14
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 11 transition count 14
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 13 place count 11 transition count 10
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 13 place count 11 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 10 transition count 9
Applied a total of 15 rules in 16 ms. Remains 10 /44 variables (removed 34) and now considering 9/62 (removed 53) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-707414164261283492.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2431757020086972556.kers'
[2026-05-22 14:53:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-707414164261283492.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2431757020086972556.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 10 cols 20 entries
Finished phase 1 with 6 SingleSign rule and 3 generalized
[2026-05-22 14:53:14] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2431757020086972556.kers
Total runtime 0 ms.
[2026-05-22 14:53:14] [INFO ] Implicit Places using invariants in 86 ms returned []
[2026-05-22 14:53:14] [INFO ] Invariant cache hit.
[2026-05-22 14:53:14] [INFO ] Implicit Places using invariants and state equation in 99 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 201 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/44 places, 9/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 218 ms. Remains : 9/44 places, 9/62 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 237 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-02
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 2 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLCardinality-02 finished in 551 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Graph (complete) has 91 edges and 44 vertex of which 42 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 23 place count 20 transition count 40
Iterating global reduction 0 with 22 rules applied. Total rules applied 45 place count 20 transition count 40
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 67 place count 20 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 67 place count 20 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 19 transition count 17
Applied a total of 69 rules in 4 ms. Remains 19 /44 variables (removed 25) and now considering 17/62 (removed 45) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1889260330635166205.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1545661278420572227.kers'
[2026-05-22 14:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1889260330635166205.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1545661278420572227.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 17 rows 19 cols 43 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-22 14:53:15] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1545661278420572227.kers
Total runtime 0 ms.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants in 45 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/44 places, 17/62 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 18 transition count 16
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 17 transition count 16
Applied a total of 2 rules in 4 ms. Remains 17 /18 variables (removed 1) and now considering 16/17 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12433930737034497826.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4809061503187260458.kers'
[2026-05-22 14:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12433930737034497826.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4809061503187260458.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 16 rows 17 cols 39 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 14:53:15] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4809061503187260458.kers
Total runtime 0 ms.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-22 14:53:15] [INFO ] Invariant cache hit.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants and state equation in 27 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 97 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/44 places, 16/62 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 15 transition count 15
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 15 transition count 15
Applied a total of 2 rules in 2 ms. Remains 15 /16 variables (removed 1) and now considering 15/16 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16818061016676957030.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4199979307830052912.kers'
[2026-05-22 14:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16818061016676957030.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4199979307830052912.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 15 cols 36 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-22 14:53:15] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4199979307830052912.kers
Total runtime 0 ms.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-22 14:53:15] [INFO ] Invariant cache hit.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 15/44 places, 15/62 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 237 ms. Remains : 15/44 places, 15/62 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 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-03
Product exploration explored 100000 steps with 16225 reset in 208 ms.
Product exploration explored 100000 steps with 16230 reset in 222 ms.
Computed a total of 15 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 15 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 23 steps (0 resets) in 5 ms. (3 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
[2026-05-22 14:53:16] [INFO ] Invariant cache hit.
[2026-05-22 14:53:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-22 14:53:16] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2026-05-22 14:53:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 14:53:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-22 14:53:16] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-22 14:53:16] [INFO ] Computed and/alt/rep : 7/14/7 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-22 14:53:16] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 542 ms.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-22 14:53:16] [INFO ] Invariant cache hit.
[2026-05-22 14:53:16] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-22 14:53:16] [INFO ] Invariant cache hit.
[2026-05-22 14:53:16] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2026-05-22 14:53:16] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-22 14:53:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 2/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 15/27 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/27 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 3/30 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 2/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 15/27 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/27 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 3/30 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 23 constraints, problems are : Problem set: 0 solved, 7 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 461ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 461ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 532 ms. Remains : 15/15 places, 15/15 transitions.
Computed a total of 15 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 15 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 22 steps (0 resets) in 5 ms. (3 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 63 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2026-05-22 14:53:17] [INFO ] Invariant cache hit.
[2026-05-22 14:53:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-22 14:53:17] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-22 14:53:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 14:53:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-22 14:53:17] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-22 14:53:17] [INFO ] Computed and/alt/rep : 7/14/7 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-22 14:53:17] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 417 ms.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 16247 reset in 99 ms.
Product exploration explored 100000 steps with 16171 reset in 175 ms.
Built C files in :
/tmp/ltsmin8767847775638187013
[2026-05-22 14:53:18] [INFO ] Computing symmetric may disable matrix : 15 transitions.
[2026-05-22 14:53:18] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 14:53:18] [INFO ] Computing symmetric may enable matrix : 15 transitions.
[2026-05-22 14:53:18] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 14:53:18] [INFO ] Computing Do-Not-Accords matrix : 15 transitions.
[2026-05-22 14:53:18] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 14:53:18] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8767847775638187013
Running compilation step : cd /tmp/ltsmin8767847775638187013;'/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 361 ms.
Running link step : cd /tmp/ltsmin8767847775638187013;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin8767847775638187013;'/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/stateBased13872149437407830610.hoa' '--buchi-type=spotba'
LTSmin run took 41 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-03 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property AirplaneLD-PT-0020-LTLCardinality-03 finished in 3293 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 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Graph (complete) has 91 edges and 44 vertex of which 2 are kept as prefixes of interest. Removing 42 places using SCC suffix rule.0 ms
Discarding 42 places :
Also discarding 58 output transitions
Drop transitions (Output transitions of discarded places.) removed 58 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 2 transition count 2
Applied a total of 3 rules in 1 ms. Remains 2 /44 variables (removed 42) and now considering 2/62 (removed 60) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9646805073681320637.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17515145529669980779.kers'
[2026-05-22 14:53:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9646805073681320637.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17515145529669980779.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 2 rows 2 cols 2 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-22 14:53:18] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17515145529669980779.kers
Total runtime 0 ms.
[2026-05-22 14:53:18] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-22 14:53:18] [INFO ] Invariant cache hit.
[2026-05-22 14:53:18] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2026-05-22 14:53:18] [INFO ] Redundant transitions in 1 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/44 places, 2/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 78 ms. Remains : 2/44 places, 2/62 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 50 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-04
Product exploration explored 100000 steps with 33333 reset in 69 ms.
Product exploration explored 100000 steps with 33333 reset in 120 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 10 ms. Proved property starting from automaton with 1 states, 2 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 33 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-0020-LTLCardinality-04 finished in 386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||(X(X(!p1)) U ((p1&&X(X(!p1)))||X(X(G(!p1))))))))'
Support contains 24 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 62
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 7 place count 37 transition count 58
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 37 transition count 58
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 15 place count 37 transition count 54
Applied a total of 15 rules in 1 ms. Remains 37 /44 variables (removed 7) and now considering 54/62 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5429494775185696567.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12312961514328940618.kers'
[2026-05-22 14:53:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5429494775185696567.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12312961514328940618.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 54 rows 37 cols 122 entries
Finished phase 1 with 31 SingleSign rule and 5 generalized
[2026-05-22 14:53:18] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12312961514328940618.kers
Total runtime 0 ms.
[2026-05-22 14:53:18] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-22 14:53:18] [INFO ] Invariant cache hit.
[2026-05-22 14:53:19] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 307 ms to find 0 implicit places.
Running 27 sub problems to find dead transitions.
[2026-05-22 14:53:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 1 (OVERLAPS) 1/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 3 (OVERLAPS) 54/87 variables, 33/34 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 5 (OVERLAPS) 4/91 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 7 (OVERLAPS) 0/91 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 27 unsolved
No progress, stopping.
After SMT solving in domain Real declared 91/91 variables, and 38 constraints, problems are : Problem set: 0 solved, 27 unsolved in 3767 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 27/27 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 1 (OVERLAPS) 1/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 3 (OVERLAPS) 54/87 variables, 33/34 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 27/61 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 6 (OVERLAPS) 4/91 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/91 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 27 unsolved
At refinement iteration 8 (OVERLAPS) 0/91 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 27 unsolved
No progress, stopping.
After SMT solving in domain Int declared 91/91 variables, and 65 constraints, problems are : Problem set: 0 solved, 27 unsolved in 2113 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 27/27 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5900ms problems are : Problem set: 0 solved, 27 unsolved
Search for dead transitions found 0 dead transitions in 5900ms
Starting structural reductions in LTL mode, iteration 1 : 37/44 places, 54/62 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6208 ms. Remains : 37/44 places, 54/62 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||(X(X(!p1)) U ((p1&&X(X(!p1)))||X(X(G(!p1))))))))'
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1, p1, true]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 95 steps with 46 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLCardinality-05 finished in 6486 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(G(p1)))))'
Support contains 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 43 transition count 62
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 22 place count 22 transition count 41
Iterating global reduction 1 with 21 rules applied. Total rules applied 43 place count 22 transition count 41
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 64 place count 22 transition count 20
Applied a total of 64 rules in 3 ms. Remains 22 /44 variables (removed 22) and now considering 20/62 (removed 42) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12198506955759701510.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8024612958718023124.kers'
[2026-05-22 14:53:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12198506955759701510.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8024612958718023124.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 22 cols 50 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-22 14:53:25] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8024612958718023124.kers
Total runtime 1 ms.
[2026-05-22 14:53:25] [INFO ] Implicit Places using invariants in 290 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 292 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/44 places, 20/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 296 ms. Remains : 21/44 places, 20/62 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(G(p1)))))'
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-06
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLCardinality-06 finished in 434 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((G(p1)||p0)))'
Support contains 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Graph (complete) has 91 edges and 44 vertex of which 37 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.0 ms
Discarding 7 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 21 place count 17 transition count 38
Iterating global reduction 0 with 20 rules applied. Total rules applied 41 place count 17 transition count 38
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 61 place count 17 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 61 place count 17 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 63 place count 16 transition count 17
Applied a total of 63 rules in 3 ms. Remains 16 /44 variables (removed 28) and now considering 17/62 (removed 45) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16618883707046729443.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9926138152145126732.kers'
[2026-05-22 14:53:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16618883707046729443.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9926138152145126732.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 17 rows 16 cols 39 entries
Finished phase 1 with 11 SingleSign rule and 4 generalized
[2026-05-22 14:53:25] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9926138152145126732.kers
Total runtime 0 ms.
[2026-05-22 14:53:25] [INFO ] Implicit Places using invariants in 40 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/44 places, 17/62 transitions.
Graph (complete) has 15 edges and 15 vertex of which 14 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 14 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 13 transition count 15
Applied a total of 3 rules in 1 ms. Remains 13 /15 variables (removed 2) and now considering 15/17 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11905563794972005633.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16097389470618299658.kers'
[2026-05-22 14:53:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11905563794972005633.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16097389470618299658.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 13 cols 33 entries
Finished phase 1 with 13 SingleSign rule and 0 generalized
[2026-05-22 14:53:25] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-16097389470618299658.kers
Total runtime 9 ms.
[2026-05-22 14:53:25] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-22 14:53:25] [INFO ] Invariant cache hit.
[2026-05-22 14:53:25] [INFO ] Implicit Places using invariants and state equation in 31 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 85 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/44 places, 15/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 132 ms. Remains : 12/44 places, 15/62 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((G(p1)||p0)))'
Stuttering acceptance computed with spot in 69 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 15 steps with 3 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLCardinality-08 finished in 232 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((F((p0&&X(X(p1))))||X(p2))))))'
Support contains 3 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 62
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 24 place count 20 transition count 41
Iterating global reduction 1 with 21 rules applied. Total rules applied 45 place count 20 transition count 41
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 66 place count 20 transition count 20
Applied a total of 66 rules in 1 ms. Remains 20 /44 variables (removed 24) and now considering 20/62 (removed 42) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4811786088449083248.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8018581546738502169.kers'
[2026-05-22 14:53:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4811786088449083248.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8018581546738502169.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 45 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 14:53:26] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8018581546738502169.kers
Total runtime 0 ms.
[2026-05-22 14:53:26] [INFO ] Implicit Places using invariants in 49 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/44 places, 20/62 transitions.
Applied a total of 0 rules in 11 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 19/44 places, 20/62 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((F((p0&&X(X(p1))))||X(p2))))))'
Stuttering acceptance computed with spot in 350 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLCardinality-14
Stuttering criterion allowed to conclude after 10 steps with 1 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLCardinality-14 finished in 451 ms.
All properties solved by simple procedures.
Total runtime 17951 ms.

BK_STOP 1779461606886

--------------------
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="AirplaneLD-PT-0020"
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 AirplaneLD-PT-0020, 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 r002-oct2-177944365900083"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0020.tgz
mv AirplaneLD-PT-0020 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 ;