Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r082-smll-177946993500043.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DatabaseWithMutex-PT-02, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993500043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 15K Mar 5 14:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 120K Mar 5 14:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 5 14:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 5 14:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.6K Mar 15 08:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K Mar 15 08:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 08:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 23K Mar 15 08:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 14:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 5 14:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 21K Mar 5 14:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 135K Mar 5 14:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 08:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Mar 15 08:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 15K 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 DatabaseWithMutex-PT-02-LTLCardinality-00
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-01
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-02
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-03
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-04
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-05
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-06
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-07
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-08
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-09
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-10
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-11
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-12
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-13
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-14
FORMULA_NAME DatabaseWithMutex-PT-02-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779516027878

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DatabaseWithMutex-PT-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-23 06:00:30] [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]
[2026-05-23 06:00:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 06:00:30] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2026-05-23 06:00:30] [INFO ] Transformed 38 places.
[2026-05-23 06:00:30] [INFO ] Transformed 32 transitions.
[2026-05-23 06:00:30] [INFO ] Found NUPN structural information;
[2026-05-23 06:00:30] [INFO ] Parsed PT model containing 38 places and 32 transitions and 88 arcs in 330 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 31 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 12 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13956863979250114540.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-720595258700533920.kers'
[2026-05-23 06:00:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13956863979250114540.kers, --Pflows, --basisKERS=/tmp/petrispot-output-720595258700533920.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 38 cols 88 entries
Finished phase 1 with 24 SingleSign rule and 4 generalized
[2026-05-23 06:00:31] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-720595258700533920.kers
Total runtime 2 ms.
[2026-05-23 06:00:31] [INFO ] Implicit Places using invariants in 304 ms returned []
[2026-05-23 06:00:31] [INFO ] Invariant cache hit.
[2026-05-23 06:00:31] [INFO ] Implicit Places using invariants and state equation in 185 ms returned []
Implicit Place search using SMT with State Equation took 557 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2026-05-23 06:00:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 3/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 2/41 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 2/38 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 2/47 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 32/70 variables, 38/86 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 86 constraints, problems are : Problem set: 0 solved, 28 unsolved in 1950 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 3/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 2/41 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 2/38 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 2/47 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 32/70 variables, 38/86 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/70 variables, 28/114 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/70 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 11 (OVERLAPS) 0/70 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 114 constraints, problems are : Problem set: 0 solved, 28 unsolved in 1422 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 38/38 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3426ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 3446ms
Finished structural reductions in LTL mode , in 1 iterations and 4083 ms. Remains : 38/38 places, 32/32 transitions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2026-05-23 06:00:35] [INFO ] Invariant cache hit.
[2026-05-23 06:00:35] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-23 06:00:35] [INFO ] Invariant cache hit.
[2026-05-23 06:00:35] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 150 ms. Remains : 38/38 places, 32/32 transitions.
Support contains 32 out of 38 places after structural reductions.
[2026-05-23 06:00:35] [INFO ] Flatten gal took : 39 ms
[2026-05-23 06:00:35] [INFO ] Flatten gal took : 16 ms
[2026-05-23 06:00:35] [INFO ] Input system was already deterministic with 32 transitions.
RANDOM walk for 40000 steps (8 resets) in 1785 ms. (22 steps per ms) remains 4/27 properties
BEST_FIRST walk for 40002 steps (8 resets) in 386 ms. (103 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 560 ms. (71 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 378 ms. (105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 213 ms. (186 steps per ms) remains 4/4 properties
[2026-05-23 06:00:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp6 is UNSAT
At refinement iteration 2 (OVERLAPS) 19/35 variables, 7/23 constraints. Problems are: Problem set: 1 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 19/42 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp7 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/43 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/43 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem AtomicPropp12 is UNSAT
After SMT solving in domain Real declared 38/70 variables, and 45 constraints, problems are : Problem set: 4 solved, 0 unsolved in 88 ms.
Refiners :[Domain max(s): 35/38 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/38 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 4 atomic propositions for a total of 13 simplifications.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X(X((p2&&X(p0))))))'
Support contains 10 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 10 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15723041117815036079.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10958911055972676494.kers'
[2026-05-23 06:00:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15723041117815036079.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10958911055972676494.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 34 cols 80 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-23 06:00:37] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10958911055972676494.kers
Total runtime 1 ms.
[2026-05-23 06:00:37] [INFO ] Implicit Places using invariants in 66 ms returned []
[2026-05-23 06:00:37] [INFO ] Invariant cache hit.
[2026-05-23 06:00:37] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2026-05-23 06:00:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 4/36 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/34 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/66 variables, 34/74 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 0/66 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/66 variables, and 74 constraints, problems are : Problem set: 0 solved, 28 unsolved in 1059 ms.
Refiners :[Domain max(s): 34/34 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 4/36 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 2/34 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (OVERLAPS) 32/66 variables, 34/74 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 28/102 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/66 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/66 variables, and 102 constraints, problems are : Problem set: 0 solved, 28 unsolved in 1058 ms.
Refiners :[Domain max(s): 34/34 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2127ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 2128ms
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2291 ms. Remains : 34/38 places, 32/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X(X((p2&&X(p0))))))'
Stuttering acceptance computed with spot in 564 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 3 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-02 finished in 3071 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 34 transition count 28
Reduce places removed 4 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 30 transition count 24
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 20 place count 26 transition count 24
Applied a total of 20 rules in 26 ms. Remains 26 /38 variables (removed 12) and now considering 24/32 (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-7566050990665251675.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7837179533330868331.kers'
[2026-05-23 06:00:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7566050990665251675.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7837179533330868331.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 24 rows 26 cols 64 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-23 06:00:40] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7837179533330868331.kers
Total runtime 1 ms.
[2026-05-23 06:00:40] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-23 06:00:40] [INFO ] Invariant cache hit.
[2026-05-23 06:00:40] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
[2026-05-23 06:00:40] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2026-05-23 06:00:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2/26 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 24/50 variables, 26/58 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/50 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 58 constraints, problems are : Problem set: 0 solved, 20 unsolved in 688 ms.
Refiners :[Domain max(s): 26/26 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2/26 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 24/50 variables, 26/58 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 20/78 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/50 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/50 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 78 constraints, problems are : Problem set: 0 solved, 20 unsolved in 800 ms.
Refiners :[Domain max(s): 26/26 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1500ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1501ms
Starting structural reductions in SI_LTL mode, iteration 1 : 26/38 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1684 ms. Remains : 26/38 places, 24/32 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(p1))))'
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-04
Product exploration explored 100000 steps with 2336 reset in 566 ms.
Stack based approach found an accepted trace after 20 steps with 1 reset with depth 8 and stack size 8 in 1 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-04 finished in 2456 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||X(X(G(!p0))))))))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-705737469533805822.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15534910968055212000.kers'
[2026-05-23 06:00:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-705737469533805822.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15534910968055212000.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 34 cols 80 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-23 06:00:42] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15534910968055212000.kers
Total runtime 1 ms.
[2026-05-23 06:00:42] [INFO ] Implicit Places using invariants in 54 ms returned [3, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 56 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 32/38 places, 32/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||X(X(G(!p0))))))))'
Stuttering acceptance computed with spot in 286 ms :[true, false, p0, p0, false, false, false]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 146 steps with 0 reset in 1 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-07 finished in 379 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 35 transition count 32
Applied a total of 3 rules in 2 ms. Remains 35 /38 variables (removed 3) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11180327850124168480.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13069507413060658595.kers'
[2026-05-23 06:00:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11180327850124168480.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13069507413060658595.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 35 cols 82 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-23 06:00:43] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13069507413060658595.kers
Total runtime 0 ms.
[2026-05-23 06:00:43] [INFO ] Implicit Places using invariants in 68 ms returned [3, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 69 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/38 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 73 ms. Remains : 33/38 places, 32/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-08
Product exploration explored 100000 steps with 4033 reset in 231 ms.
Stack based approach found an accepted trace after 35 steps with 3 reset with depth 21 and stack size 21 in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-08 finished in 424 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F((F(X(X(p0)))||!(p1 U p2))))||G(p1)))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 35 transition count 32
Applied a total of 3 rules in 1 ms. Remains 35 /38 variables (removed 3) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10445658763673253955.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11602996641206867307.kers'
[2026-05-23 06:00:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10445658763673253955.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11602996641206867307.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 35 cols 82 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-23 06:00:43] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11602996641206867307.kers
Total runtime 0 ms.
[2026-05-23 06:00:43] [INFO ] Implicit Places using invariants in 69 ms returned [3, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 71 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 74 ms. Remains : 33/38 places, 32/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F((F(X(X(p0)))||!(p1 U p2))))||G(p1)))'
Stuttering acceptance computed with spot in 367 ms :[(AND (NOT p1) p2 (NOT p0)), (AND (NOT p0) p2), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p0) p2), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p0) p2), (AND (NOT p1) p2 (NOT p0))]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-09
Product exploration explored 100000 steps with 50000 reset in 153 ms.
Product exploration explored 100000 steps with 50000 reset in 202 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 5 factoid took 16 ms. Proved property starting from automaton with 7 states, 12 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 25 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-09 finished in 881 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 34 transition count 19
Reduce places removed 15 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 1 with 22 rules applied. Total rules applied 39 place count 19 transition count 12
Reduce places removed 8 places and 0 transitions.
Graph (trivial) has 6 edges and 11 vertex of which 4 / 11 are part of one of the 2 SCC in 3 ms
Free SCC test removed 2 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 10 rules applied. Total rules applied 49 place count 9 transition count 11
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 52 place count 8 transition count 9
Applied a total of 52 rules in 20 ms. Remains 8 /38 variables (removed 30) and now considering 9/32 (removed 23) transitions.
[2026-05-23 06:00:44] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7003517328539900716.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14472624070249879406.kers'
[2026-05-23 06:00:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7003517328539900716.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14472624070249879406.kers]
Normalized transition count is 7 out of 8 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 7 rows 8 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-23 06:00:44] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14472624070249879406.kers
Total runtime 0 ms.
[2026-05-23 06:00:44] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-23 06:00:44] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
[2026-05-23 06:00:44] [INFO ] Invariant cache hit.
[2026-05-23 06:00:44] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2026-05-23 06:00:44] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-23 06:00:44] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
[2026-05-23 06:00:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 7/15 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/15 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/16 variables, and 19 constraints, problems are : Problem set: 0 solved, 5 unsolved in 163 ms.
Refiners :[Domain max(s): 8/8 constraints, Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 7/15 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/15 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/16 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 162 ms.
Refiners :[Domain max(s): 8/8 constraints, Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 332ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 333ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/38 places, 9/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 434 ms. Remains : 8/38 places, 9/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-10 finished in 529 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 35 transition count 32
Applied a total of 3 rules in 2 ms. Remains 35 /38 variables (removed 3) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17852973186323826511.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7866203547583958992.kers'
[2026-05-23 06:00:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17852973186323826511.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7866203547583958992.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 35 cols 82 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-23 06:00:45] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7866203547583958992.kers
Total runtime 1 ms.
[2026-05-23 06:00:45] [INFO ] Implicit Places using invariants in 62 ms returned [3, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 67 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 70 ms. Remains : 33/38 places, 32/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-11 finished in 223 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)||G(p1))) U (p2 U (p1 U X(p1)))))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 35 transition count 32
Applied a total of 3 rules in 2 ms. Remains 35 /38 variables (removed 3) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14307590776013378949.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16223459155372935290.kers'
[2026-05-23 06:00:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14307590776013378949.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16223459155372935290.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 35 cols 82 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-23 06:00:45] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16223459155372935290.kers
Total runtime 0 ms.
[2026-05-23 06:00:45] [INFO ] Implicit Places using invariants in 61 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 34/38 places, 32/32 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)||G(p1))) U (p2 U (p1 U X(p1)))))'
Stuttering acceptance computed with spot in 260 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-12
Product exploration explored 100000 steps with 50000 reset in 95 ms.
Product exploration explored 100000 steps with 50000 reset in 100 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 13 factoid took 16 ms. Proved property starting from automaton with 5 states, 11 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 17 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-12 finished in 609 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 34 transition count 20
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 13 rules applied. Total rules applied 29 place count 22 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 30 place count 21 transition count 19
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 36 place count 18 transition count 16
Applied a total of 36 rules in 9 ms. Remains 18 /38 variables (removed 20) and now considering 16/32 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15820436877455612071.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11754903773237057937.kers'
[2026-05-23 06:00:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15820436877455612071.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11754903773237057937.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 16 rows 17 cols 44 entries
Finished phase 1 with 11 SingleSign rule and 1 generalized
[2026-05-23 06:00:45] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11754903773237057937.kers
Total runtime 0 ms.
[2026-05-23 06:00:45] [INFO ] Implicit Places using invariants in 50 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/38 places, 16/32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 17 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 15 transition count 14
Applied a total of 4 rules in 2 ms. Remains 15 /17 variables (removed 2) and now considering 14/16 (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-7526190099287443027.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13043103496635266414.kers'
[2026-05-23 06:00:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7526190099287443027.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13043103496635266414.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 14 rows 15 cols 38 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-23 06:00:45] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13043103496635266414.kers
Total runtime 0 ms.
[2026-05-23 06:00:45] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-23 06:00:45] [INFO ] Invariant cache hit.
[2026-05-23 06:00:45] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 15/38 places, 14/32 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 155 ms. Remains : 15/38 places, 14/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-13
Product exploration explored 100000 steps with 17261 reset in 125 ms.
Stack based approach found an accepted trace after 27 steps with 5 reset with depth 2 and stack size 2 in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-13 finished in 364 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 3 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5384086211600642948.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12908040870258993420.kers'
[2026-05-23 06:00:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5384086211600642948.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12908040870258993420.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 34 cols 80 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-23 06:00:46] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12908040870258993420.kers
Total runtime 1 ms.
[2026-05-23 06:00:46] [INFO ] Implicit Places using invariants in 68 ms returned [3, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 70 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 76 ms. Remains : 32/38 places, 32/32 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 168 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-02-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-02-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-02-LTLCardinality-14 finished in 281 ms.
All properties solved by simple procedures.
Total runtime 16208 ms.

BK_STOP 1779516046544

--------------------
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="DatabaseWithMutex-PT-02"
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 DatabaseWithMutex-PT-02, 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 r082-smll-177946993500043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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