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-oct2-177944365900075.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-0010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944365900075
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 708K
-rw-r--r-- 1 mcc users 18K Mar 4 17:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 128K Mar 4 17:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 4 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 89K Mar 4 17:16 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 7.3K Mar 15 06:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 38K Mar 15 06:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 15 06:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 30K Mar 15 06:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 28K Mar 4 17:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 174K Mar 4 17:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Mar 4 17:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 4 17:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 06:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.5K Mar 15 06:59 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 48K 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-0010-LTLCardinality-00
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-01
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-02
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-03
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-04
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-05
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-06
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-07
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-08
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-09
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-10
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-11
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-12
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-13
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-14
FORMULA_NAME AirplaneLD-PT-0010-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779461578316

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-0010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-22 14:52:59] [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 14:52:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 14:53:00] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2026-05-22 14:53:00] [INFO ] Transformed 89 places.
[2026-05-22 14:53:00] [INFO ] Transformed 88 transitions.
[2026-05-22 14:53:00] [INFO ] Found NUPN structural information;
[2026-05-22 14:53:00] [INFO ] Parsed PT model containing 89 places and 88 transitions and 333 arcs in 164 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Reduce places removed 32 places and 0 transitions.
FORMULA AirplaneLD-PT-0010-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0010-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0010-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA AirplaneLD-PT-0010-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0010-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0010-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 88/88 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 43 transition count 74
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 43 transition count 74
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 43 transition count 60
Applied a total of 42 rules in 20 ms. Remains 43 /57 variables (removed 14) and now considering 60/88 (removed 28) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14941601244422952875.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2445963162336018724.kers'
[2026-05-22 14:53:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14941601244422952875.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2445963162336018724.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 60 rows 43 cols 165 entries
Finished phase 1 with 34 SingleSign rule and 6 generalized
[2026-05-22 14:53:00] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2445963162336018724.kers
Total runtime 1 ms.
[2026-05-22 14:53:00] [INFO ] Implicit Places using invariants in 302 ms returned []
[2026-05-22 14:53:00] [INFO ] Invariant cache hit.
[2026-05-22 14:53:00] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 608 ms to find 0 implicit places.
Running 30 sub problems to find dead transitions.
[2026-05-22 14:53:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 4/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (OVERLAPS) 60/99 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 4/103 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/103 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (OVERLAPS) 0/103 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Real declared 103/103 variables, and 46 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1449 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 4/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (OVERLAPS) 60/99 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 30/72 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/99 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (OVERLAPS) 4/103 variables, 4/76 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/103 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 9 (OVERLAPS) 0/103 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Int declared 103/103 variables, and 76 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1891 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3388ms problems are : Problem set: 0 solved, 30 unsolved
Search for dead transitions found 0 dead transitions in 3402ms
Starting structural reductions in LTL mode, iteration 1 : 43/57 places, 60/88 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4070 ms. Remains : 43/57 places, 60/88 transitions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Applied a total of 0 rules in 0 ms. Remains 43 /43 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2026-05-22 14:53:04] [INFO ] Invariant cache hit.
[2026-05-22 14:53:04] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-22 14:53:04] [INFO ] Invariant cache hit.
[2026-05-22 14:53:04] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 130 ms. Remains : 43/43 places, 60/60 transitions.
Support contains 35 out of 43 places after structural reductions.
[2026-05-22 14:53:04] [INFO ] Flatten gal took : 25 ms
[2026-05-22 14:53:04] [INFO ] Flatten gal took : 8 ms
[2026-05-22 14:53:04] [INFO ] Input system was already deterministic with 60 transitions.
Reduction of identical properties reduced properties to check from 22 to 21
RANDOM walk for 40000 steps (5025 resets) in 829 ms. (48 steps per ms) remains 1/21 properties
BEST_FIRST walk for 40004 steps (533 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
[2026-05-22 14:53:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp1 is UNSAT
After SMT solving in domain Real declared 9/103 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 19 ms.
Refiners :[Positive P Invariants (semi-flows): 1/2 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/43 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 43 stabilizing places and 60 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 43 transition count 60
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
FORMULA AirplaneLD-PT-0010-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 6 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Graph (complete) has 90 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 21 place count 22 transition count 40
Iterating global reduction 0 with 20 rules applied. Total rules applied 41 place count 22 transition count 40
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 22 transition count 20
Applied a total of 61 rules in 15 ms. Remains 22 /43 variables (removed 21) and now considering 20/60 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10958527871763185663.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1838727155230324287.kers'
[2026-05-22 14:53:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10958527871763185663.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1838727155230324287.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 14:53:05] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1838727155230324287.kers
Total runtime 0 ms.
[2026-05-22 14:53:05] [INFO ] Implicit Places using invariants in 72 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 75 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/43 places, 20/60 transitions.
Applied a total of 0 rules in 5 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 95 ms. Remains : 21/43 places, 20/60 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 400 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-02
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 3 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-02 finished in 643 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 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Graph (complete) has 90 edges and 43 vertex of which 40 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 22 place count 19 transition count 39
Iterating global reduction 0 with 21 rules applied. Total rules applied 43 place count 19 transition count 39
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 64 place count 19 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 64 place count 19 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 66 place count 18 transition count 17
Applied a total of 66 rules in 12 ms. Remains 18 /43 variables (removed 25) and now considering 17/60 (removed 43) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16685368711668540380.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14115731618448345499.kers'
[2026-05-22 14:53:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16685368711668540380.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14115731618448345499.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 17 rows 18 cols 38 entries
Finished phase 1 with 12 SingleSign rule and 5 generalized
[2026-05-22 14:53:06] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14115731618448345499.kers
Total runtime 0 ms.
[2026-05-22 14:53:06] [INFO ] Implicit Places using invariants in 67 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 67 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/43 places, 17/60 transitions.
Graph (complete) has 15 edges and 17 vertex of which 16 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 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 16 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 15 transition count 15
Applied a total of 3 rules in 5 ms. Remains 15 /17 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-13766965592384348963.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5101284685870243636.kers'
[2026-05-22 14:53:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13766965592384348963.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5101284685870243636.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 15 cols 32 entries
Finished phase 1 with 15 SingleSign rule and 0 generalized
[2026-05-22 14:53:06] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5101284685870243636.kers
Total runtime 0 ms.
[2026-05-22 14:53:06] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-22 14:53:06] [INFO ] Invariant cache hit.
[2026-05-22 14:53:06] [INFO ] Implicit Places using invariants and state equation in 31 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 58 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/43 places, 15/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 144 ms. Remains : 14/43 places, 15/60 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 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-03
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-03 finished in 271 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0 U X(p1))||F(p2))))'
Support contains 23 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 60
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 6 place count 37 transition count 57
Iterating global reduction 1 with 3 rules applied. Total rules applied 9 place count 37 transition count 57
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 12 place count 37 transition count 54
Applied a total of 12 rules in 4 ms. Remains 37 /43 variables (removed 6) and now considering 54/60 (removed 6) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18156207704062184947.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10633771412518770884.kers'
[2026-05-22 14:53:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18156207704062184947.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10633771412518770884.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 14:53:06] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10633771412518770884.kers
Total runtime 1 ms.
[2026-05-22 14:53:06] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-22 14:53:06] [INFO ] Invariant cache hit.
[2026-05-22 14:53:06] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 27 sub problems to find dead transitions.
[2026-05-22 14:53:06] [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 683 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 1602 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 2295ms problems are : Problem set: 0 solved, 27 unsolved
Search for dead transitions found 0 dead transitions in 2296ms
Starting structural reductions in LTL mode, iteration 1 : 37/43 places, 54/60 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2412 ms. Remains : 37/43 places, 54/60 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0 U X(p1))||F(p2))))'
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-06
Product exploration explored 100000 steps with 12565 reset in 393 ms.
Product exploration explored 100000 steps with 12563 reset in 214 ms.
Computed a total of 37 stabilizing places and 54 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 37 transition count 54
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 14 factoid took 293 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (5022 resets) in 638 ms. (62 steps per ms) remains 2/8 properties
BEST_FIRST walk for 40003 steps (725 resets) in 233 ms. (170 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (715 resets) in 126 ms. (314 steps per ms) remains 2/2 properties
[2026-05-22 14:53:10] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 48/74 variables, 26/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf3 is UNSAT
After SMT solving in domain Real declared 86/91 variables, and 34 constraints, problems are : Problem set: 2 solved, 0 unsolved in 48 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 33/37 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 16 factoid took 359 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Knowledge-based reduction took 1267 ms.
Stuttering acceptance computed with spot in 244 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Support contains 3 out of 37 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 54/54 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 54/54 (removed 0) transitions.
[2026-05-22 14:53:11] [INFO ] Invariant cache hit.
[2026-05-22 14:53:11] [INFO ] Implicit Places using invariants in 69 ms returned []
[2026-05-22 14:53:11] [INFO ] Invariant cache hit.
[2026-05-22 14:53:11] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 125 ms. Remains : 37/37 places, 54/54 transitions.
Computed a total of 37 stabilizing places and 54 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 37 transition count 54
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 7 factoid took 101 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
RANDOM walk for 450 steps (54 resets) in 7 ms. (56 steps per ms) remains 0/3 properties
Knowledge based reduction with 7 factoid took 93 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Knowledge-based reduction took 336 ms.
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Product exploration explored 100000 steps with 12559 reset in 120 ms.
Product exploration explored 100000 steps with 12551 reset in 140 ms.
Spot run failed in 149 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin2280684073796808555
[2026-05-22 14:53:12] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2280684073796808555
Running compilation step : cd /tmp/ltsmin2280684073796808555;'/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 408 ms.
Running link step : cd /tmp/ltsmin2280684073796808555;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 72 ms.
Running LTSmin : cd /tmp/ltsmin2280684073796808555;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased15618701086387929459.hoa' '--buchi-type=spotba'
LTSmin run took 54 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AirplaneLD-PT-0010-LTLCardinality-06 finished in 6598 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(X(p0))&&F(G(p0)))) U p1)))'
Support contains 3 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 60
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 24 place count 19 transition count 39
Iterating global reduction 1 with 21 rules applied. Total rules applied 45 place count 19 transition count 39
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 19 transition count 18
Applied a total of 66 rules in 7 ms. Remains 19 /43 variables (removed 24) and now considering 18/60 (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-18422729890427988612.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10430841713762644456.kers'
[2026-05-22 14:53:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18422729890427988612.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10430841713762644456.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 19 cols 40 entries
Finished phase 1 with 13 SingleSign rule and 5 generalized
[2026-05-22 14:53:12] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10430841713762644456.kers
Total runtime 1 ms.
[2026-05-22 14:53:13] [INFO ] Implicit Places using invariants in 57 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/43 places, 18/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 18/43 places, 18/60 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(X(p0))&&F(G(p0)))) U p1)))'
Stuttering acceptance computed with spot in 278 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-07 finished in 380 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(F((X(p0)&&(G(p1)||F(p2))))))))'
Support contains 2 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 60
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 24 place count 19 transition count 39
Iterating global reduction 1 with 21 rules applied. Total rules applied 45 place count 19 transition count 39
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 19 transition count 18
Applied a total of 66 rules in 3 ms. Remains 19 /43 variables (removed 24) and now considering 18/60 (removed 42) transitions.
[2026-05-22 14:53:13] [INFO ] Invariant cache hit.
[2026-05-22 14:53:13] [INFO ] Implicit Places using invariants in 88 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 99 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/43 places, 18/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 104 ms. Remains : 18/43 places, 18/60 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(F((X(p0)&&(G(p1)||F(p2))))))))'
Stuttering acceptance computed with spot in 400 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-08
Product exploration explored 100000 steps with 16309 reset in 135 ms.
Product exploration explored 100000 steps with 16351 reset in 127 ms.
Computed a total of 18 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 18
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 4 factoid took 10 ms. Proved property starting from automaton with 8 states, 17 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 35 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-0010-LTLCardinality-08 finished in 851 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(p0)))&&(X(p2)||p1))))'
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 41 transition count 60
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 21 place count 22 transition count 41
Iterating global reduction 1 with 19 rules applied. Total rules applied 40 place count 22 transition count 41
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 59 place count 22 transition count 22
Applied a total of 59 rules in 1 ms. Remains 22 /43 variables (removed 21) and now considering 22/60 (removed 38) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13371620121879776149.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4710042323319818029.kers'
[2026-05-22 14:53:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13371620121879776149.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4710042323319818029.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 22 rows 22 cols 55 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-22 14:53:14] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4710042323319818029.kers
Total runtime 0 ms.
[2026-05-22 14:53:14] [INFO ] Implicit Places using invariants in 31 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/43 places, 22/60 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 21/43 places, 22/60 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(p0)))&&(X(p2)||p1))))'
Stuttering acceptance computed with spot in 206 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-10 finished in 265 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(p1)))'
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 60
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 24 place count 19 transition count 39
Iterating global reduction 1 with 21 rules applied. Total rules applied 45 place count 19 transition count 39
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 19 transition count 18
Applied a total of 66 rules in 2 ms. Remains 19 /43 variables (removed 24) and now considering 18/60 (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-3575134341721620342.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1028877656847252124.kers'
[2026-05-22 14:53:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3575134341721620342.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1028877656847252124.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 19 cols 40 entries
Finished phase 1 with 13 SingleSign rule and 5 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-1028877656847252124.kers
Total runtime 1 ms.
[2026-05-22 14:53:14] [INFO ] Implicit Places using invariants in 58 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/43 places, 18/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 18/43 places, 18/60 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)||X(p1)))'
Stuttering acceptance computed with spot in 264 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-11 finished in 360 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&F(G(p0)))))'
Support contains 2 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Graph (complete) has 90 edges and 43 vertex of which 41 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 22 place count 20 transition count 39
Iterating global reduction 0 with 21 rules applied. Total rules applied 43 place count 20 transition count 39
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 64 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 64 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 66 place count 19 transition count 17
Applied a total of 66 rules in 11 ms. Remains 19 /43 variables (removed 24) and now considering 17/60 (removed 43) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2700286650470023646.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7394585469901734011.kers'
[2026-05-22 14:53:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2700286650470023646.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7394585469901734011.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 14:53:14] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7394585469901734011.kers
Total runtime 1 ms.
[2026-05-22 14:53:14] [INFO ] Implicit Places using invariants in 65 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 68 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/43 places, 17/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.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 6 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-9166200692006509866.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3762902350384747654.kers'
[2026-05-22 14:53:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9166200692006509866.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3762902350384747654.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 14:53:14] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3762902350384747654.kers
Total runtime 5 ms.
[2026-05-22 14:53:14] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-22 14:53:14] [INFO ] Invariant cache hit.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants and state equation in 47 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 : 16/43 places, 16/60 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 12 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-5489745122828472056.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17869426430695152939.kers'
[2026-05-22 14:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5489745122828472056.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17869426430695152939.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 1 ms.
Exported basis to /tmp/petrispot-output-17869426430695152939.kers
Total runtime 1 ms.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants in 55 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 46 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 15/43 places, 15/60 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 324 ms. Remains : 15/43 places, 15/60 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((F(G(p0))&&p0)))'
Stuttering acceptance computed with spot in 69 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-12
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-12 finished in 426 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||X(F((p0&&F(p1))))) U X(p2)))'
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 60/60 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 41 transition count 60
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 22 place count 21 transition count 40
Iterating global reduction 1 with 20 rules applied. Total rules applied 42 place count 21 transition count 40
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 62 place count 21 transition count 20
Applied a total of 62 rules in 2 ms. Remains 21 /43 variables (removed 22) and now considering 20/60 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17495237861089156024.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4877626582756310035.kers'
[2026-05-22 14:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17495237861089156024.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4877626582756310035.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 21 cols 50 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 14:53:15] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4877626582756310035.kers
Total runtime 1 ms.
[2026-05-22 14:53:15] [INFO ] Implicit Places using invariants in 66 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 67 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/43 places, 20/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 70 ms. Remains : 20/43 places, 20/60 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||X(F((p0&&F(p1))))) U X(p2)))'
Stuttering acceptance computed with spot in 287 ms :[(NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : AirplaneLD-PT-0010-LTLCardinality-14
Stuttering criterion allowed to conclude after 12 steps with 1 reset in 0 ms.
FORMULA AirplaneLD-PT-0010-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0010-LTLCardinality-14 finished in 414 ms.
All properties solved by simple procedures.
Total runtime 15751 ms.

BK_STOP 1779461596114

--------------------
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-0010"
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-0010, 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-oct2-177944365900075"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0010.tgz
mv AirplaneLD-PT-0010 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 ;