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.r194-tall-177969913900091.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 Murphy-PT-D4N025, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969913900091
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 6.6K Mar 8 14:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Mar 8 14:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.8K Mar 8 14:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 29K Mar 8 14:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 16 08:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 16 08:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 8 14:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Mar 8 14:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 8 14:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 115K Mar 8 14:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 19K 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 Murphy-PT-D4N025-LTLCardinality-00
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-01
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-02
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-03
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-04
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-05
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-06
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-07
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-08
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-09
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-10
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-11
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-12
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-13
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-14
FORMULA_NAME Murphy-PT-D4N025-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779715366053

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Murphy-PT-D4N025
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 13:22:47] [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]
[2026-05-25 13:22:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 13:22:47] [INFO ] Load time of PNML (sax parser for PT used): 40 ms
[2026-05-25 13:22:47] [INFO ] Transformed 30 places.
[2026-05-25 13:22:47] [INFO ] Transformed 35 transitions.
[2026-05-25 13:22:47] [INFO ] Parsed PT model containing 30 places and 35 transitions and 135 arcs in 124 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.
FORMULA Murphy-PT-D4N025-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-PT-D4N025-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-PT-D4N025-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 35/35 transitions.
Applied a total of 0 rules in 8 ms. Remains 30 /30 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3079466141012566348.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9984013227252811638.kers'
[2026-05-25 13:22:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3079466141012566348.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9984013227252811638.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 35 rows 25 cols 85 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-25 13:22:47] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9984013227252811638.kers
Total runtime 1 ms.
[2026-05-25 13:22:47] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/60 variables, 25/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 10/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/65 variables, 5/46 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/65 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 46 constraints, problems are : Problem set: 0 solved, 20 unsolved in 502 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 10/10 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) 0/20 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/25 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/60 variables, 25/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 10/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/65 variables, 5/46 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 20/66 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/65 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/65 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 66 constraints, problems are : Problem set: 0 solved, 20 unsolved in 491 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1049ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 1062ms
[2026-05-25 13:22:48] [INFO ] Invariant cache hit.
[2026-05-25 13:22:48] [INFO ] Implicit Places using invariants in 41 ms returned [10, 12, 14]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 47 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 27/30 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1182 ms. Remains : 27/30 places, 35/35 transitions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8625268603436786530.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16686371733966881771.kers'
[2026-05-25 13:22:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8625268603436786530.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16686371733966881771.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 35 rows 25 cols 85 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-25 13:22:48] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16686371733966881771.kers
Total runtime 0 ms.
[2026-05-25 13:22:48] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/57 variables, 22/25 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/62 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 249 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 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) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/57 variables, 22/25 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/62 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 428 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 687ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 688ms
[2026-05-25 13:22:49] [INFO ] Invariant cache hit.
[2026-05-25 13:22:49] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 13:22:49] [INFO ] Invariant cache hit.
[2026-05-25 13:22:49] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-25 13:22:49] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 764 ms. Remains : 27/27 places, 35/35 transitions.
Support contains 24 out of 27 places after structural reductions.
[2026-05-25 13:22:49] [INFO ] Flatten gal took : 18 ms
[2026-05-25 13:22:49] [INFO ] Flatten gal took : 6 ms
[2026-05-25 13:22:49] [INFO ] Input system was already deterministic with 35 transitions.
RANDOM walk for 40023 steps (8 resets) in 647 ms. (61 steps per ms) remains 6/32 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 89 ms. (444 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 6/6 properties
[2026-05-25 13:22:50] [INFO ] Invariant cache hit.
[2026-05-25 13:22:50] [INFO ] State equation strengthened by 10 read => feed constraints.
Problem AtomicPropp28 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 8/16 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 1/17 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 28/45 variables, 17/20 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 8/28 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/45 variables, 0/28 constraints. Problems are: Problem set: 1 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 10/55 variables, 7/35 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 2/57 variables, 1/36 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/57 variables, 1/37 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/57 variables, 0/37 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 5/62 variables, 3/40 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/62 variables, 0/40 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/62 variables, 0/40 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 40 constraints, problems are : Problem set: 1 solved, 5 unsolved in 112 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/17 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 28/45 variables, 17/20 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 8/28 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/28 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 10/55 variables, 7/35 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 5/40 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 1/41 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/55 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 2/57 variables, 1/42 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/57 variables, 1/43 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/57 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 5/62 variables, 3/46 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/62 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 46 constraints, problems are : Problem set: 1 solved, 5 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 5/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 383ms problems are : Problem set: 1 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 134 ms.
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 27/27 places, 35/35 transitions.
RANDOM walk for 40017 steps (8 resets) in 159 ms. (250 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 362631 steps, run timeout after 3001 ms. (steps per millisecond=120 ) properties seen :0 out of 5
Probabilistic random walk after 362631 steps, saw 250760 distinct states, run finished after 3012 ms. (steps per millisecond=120 ) properties seen :0
[2026-05-25 13:22:53] [INFO ] Invariant cache hit.
[2026-05-25 13:22:53] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/17 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 28/45 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 10/55 variables, 7/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 2/57 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/57 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/57 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 5/62 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 40 constraints, problems are : Problem set: 0 solved, 5 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 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, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/17 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 28/45 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 10/55 variables, 7/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/55 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 2/57 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/57 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/57 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 5/62 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/62 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/62 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 46 constraints, problems are : Problem set: 0 solved, 5 unsolved in 224 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 340ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 127 ms.
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 27/27 places, 35/35 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
[2026-05-25 13:22:54] [INFO ] Invariant cache hit.
[2026-05-25 13:22:54] [INFO ] Implicit Places using invariants in 32 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 37 ms. Remains : 25/27 places, 35/35 transitions.
RANDOM walk for 40036 steps (8 resets) in 111 ms. (357 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 79 ms. (500 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 362580 steps, run timeout after 3001 ms. (steps per millisecond=120 ) properties seen :0 out of 5
Probabilistic random walk after 362580 steps, saw 250726 distinct states, run finished after 3001 ms. (steps per millisecond=120 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7049780159885090023.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6795184041965335101.kers'
[2026-05-25 13:22:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7049780159885090023.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6795184041965335101.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 35 rows 25 cols 85 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-25 13:22:57] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6795184041965335101.kers
Total runtime 0 ms.
[2026-05-25 13:22:57] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 28/43 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 10/53 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 2/55 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 5/60 variables, 3/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 36 constraints, problems are : Problem set: 0 solved, 5 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 10/10 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, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 28/43 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 10/53 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 2/55 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/55 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 5/60 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/60 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/60 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 41 constraints, problems are : Problem set: 0 solved, 5 unsolved in 191 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 299ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 140 ms.
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 35/35 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 35/35 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
[2026-05-25 13:22:57] [INFO ] Invariant cache hit.
[2026-05-25 13:22:57] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-25 13:22:57] [INFO ] Invariant cache hit.
[2026-05-25 13:22:57] [INFO ] State equation strengthened by 10 read => feed constraints.
[2026-05-25 13:22:57] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2026-05-25 13:22:57] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2026-05-25 13:22:57] [INFO ] Invariant cache hit.
[2026-05-25 13:22:57] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 5/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 35/55 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 5/60 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 36 constraints, problems are : Problem set: 0 solved, 20 unsolved in 207 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 10/10 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 5/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 35/55 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 5/60 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 20/56 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/60 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/60 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 56 constraints, problems are : Problem set: 0 solved, 20 unsolved in 323 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 535ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 536ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 608 ms. Remains : 25/25 places, 35/35 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 60 edges and 25 vertex of which 22 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 11 ms. Remains 22 /25 variables (removed 3) and now considering 31/35 (removed 4) transitions.
Running SMT prover for 5 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5215019855052886077.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3230071673885908576.kers'
[2026-05-25 13:22:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5215019855052886077.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3230071673885908576.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 31 rows 22 cols 76 entries
Finished phase 1 with 21 SingleSign rule and 0 generalized
[2026-05-25 13:22:58] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3230071673885908576.kers
Total runtime 0 ms.
[2026-05-25 13:22:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 13:22:58] [INFO ] After 17ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:4
[2026-05-25 13:22:58] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-25 13:22:58] [INFO ] After 7ms SMT Verify possible using 9 Read/Feed constraints in real domain returned unsat :0 sat :0 real:5
[2026-05-25 13:22:58] [INFO ] After 63ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2026-05-25 13:22:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 13:22:58] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2026-05-25 13:22:58] [INFO ] After 17ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2026-05-25 13:22:58] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
[2026-05-25 13:22:58] [INFO ] After 98ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Over-approximation ignoring read arcs solved 0 properties in 182 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
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' '!(G(F(p0)))'
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6972008808234474247.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10380865982846286261.kers'
[2026-05-25 13:22:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6972008808234474247.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10380865982846286261.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 35 rows 25 cols 85 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-25 13:22:59] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10380865982846286261.kers
Total runtime 0 ms.
[2026-05-25 13:22:59] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/57 variables, 22/25 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/62 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 219 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 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) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/57 variables, 22/25 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/62 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 341 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 569ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 569ms
[2026-05-25 13:22:59] [INFO ] Invariant cache hit.
[2026-05-25 13:22:59] [INFO ] Implicit Places using invariants in 27 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 4 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 603 ms. Remains : 25/27 places, 35/35 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 183 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 304 ms.
Stack based approach found an accepted trace after 59 steps with 0 reset with depth 60 and stack size 60 in 1 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-00 finished in 1159 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)) U (F(p1)&&X(!p2))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:00] [INFO ] Invariant cache hit.
[2026-05-25 13:23:00] [INFO ] Implicit Places using invariants in 27 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/27 places, 35/35 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 26/27 places, 35/35 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)) U (F(p1)&&X(!p2))))'
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p1) p2), (NOT p1), p2, (NOT p0)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-01
Product exploration explored 100000 steps with 0 reset in 224 ms.
Stack based approach found an accepted trace after 1409 steps with 0 reset with depth 1410 and stack size 1385 in 5 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-01 finished in 497 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((p0&&G(p1)))) U (G(X(X((p0&&G(p1)))))||(G(p2)&&X(X((p0&&G(p1))))))))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:00] [INFO ] Invariant cache hit.
[2026-05-25 13:23:00] [INFO ] Implicit Places using invariants in 32 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 25/27 places, 35/35 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((p0&&G(p1)))) U (G(X(X((p0&&G(p1)))))||(G(p2)&&X(X((p0&&G(p1))))))))'
Stuttering acceptance computed with spot in 357 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-04 finished in 434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)||F(G(p1))))))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:01] [INFO ] Invariant cache hit.
[2026-05-25 13:23:01] [INFO ] Implicit Places using invariants in 23 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 24 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 26 ms. Remains : 25/27 places, 35/35 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)||F(G(p1))))))'
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 171 ms.
Stack based approach found an accepted trace after 83 steps with 0 reset with depth 84 and stack size 84 in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-05 finished in 395 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(p0)&&G(p1))))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:01] [INFO ] Invariant cache hit.
[2026-05-25 13:23:01] [INFO ] Implicit Places using invariants in 29 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 25/27 places, 35/35 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(p0)&&G(p1))))))'
Stuttering acceptance computed with spot in 188 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 814 steps with 0 reset in 5 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-06 finished in 258 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))&&F((X(p2)||p1))))'
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:01] [INFO ] Invariant cache hit.
[2026-05-25 13:23:01] [INFO ] Implicit Places using invariants in 25 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 26 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 25/27 places, 35/35 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))&&F((X(p2)||p1))))'
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-08 finished in 171 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:01] [INFO ] Invariant cache hit.
[2026-05-25 13:23:01] [INFO ] Implicit Places using invariants in 26 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 30 ms. Remains : 25/27 places, 35/35 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-10
Product exploration explored 100000 steps with 0 reset in 167 ms.
Product exploration explored 100000 steps with 0 reset in 229 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 40025 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2036820 steps, run timeout after 3001 ms. (steps per millisecond=678 ) properties seen :0 out of 1
Probabilistic random walk after 2036820 steps, saw 1423459 distinct states, run finished after 3001 ms. (steps per millisecond=678 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3556804463169472548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5879560634800156277.kers'
[2026-05-25 13:23:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3556804463169472548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5879560634800156277.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 35 rows 25 cols 85 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-25 13:23:05] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5879560634800156277.kers
Total runtime 1 ms.
[2026-05-25 13:23:05] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 3/7 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 3/10 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 8/18 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6/24 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/24 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 8/32 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 8/40 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/40 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/40 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 20/60 variables, 12/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/60 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 36 constraints, problems are : Problem set: 0 solved, 1 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 3/7 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/7 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/10 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/10 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/18 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/24 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/24 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 8/32 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 8/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/40 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/40 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 20/60 variables, 12/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/60 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/60 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 37 constraints, problems are : Problem set: 0 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 35/35 transitions.
Graph (complete) has 70 edges and 25 vertex of which 3 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.1 ms
Discarding 22 places :
Also discarding 30 output transitions
Drop transitions (Output transitions of discarded places.) removed 30 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3 transition count 4
Applied a total of 2 rules in 6 ms. Remains 3 /25 variables (removed 22) and now considering 4/35 (removed 31) transitions.
Running 3 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-187969246627770389.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14995008342157093012.kers'
[2026-05-25 13:23:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-187969246627770389.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14995008342157093012.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 3 cols 9 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-25 13:23:05] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14995008342157093012.kers
Total runtime 0 ms.
[2026-05-25 13:23:05] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/7 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 31 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/7 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 33 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 69ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 3/25 places, 4/35 transitions.
RANDOM walk for 40002 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Probably explored full state space saw : 6 states, properties seen :0
Probabilistic random walk after 14 steps, saw 6 distinct states, run finished after 25 ms. (steps per millisecond=0 ) properties seen :0
Explored full state space saw : 6 states, properties seen :0
Exhaustive walk after 14 steps, saw 6 distinct states, run finished after 2 ms. (steps per millisecond=7 ) properties seen :0
Found 1 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 15 ms. Proved property starting from automaton with 1 states, 2 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 3429 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Murphy-PT-D4N025-LTLCardinality-10 finished in 3911 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G((p1&&X((p2&&G(F(p3))))))))'
Support contains 7 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8511695988632267943.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5381882057470560293.kers'
[2026-05-25 13:23:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8511695988632267943.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5381882057470560293.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 35 rows 25 cols 85 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-25 13:23:05] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5381882057470560293.kers
Total runtime 0 ms.
[2026-05-25 13:23:05] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/57 variables, 22/25 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/62 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 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) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 5/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 35/57 variables, 22/25 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 5/62 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 350 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 27/27 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 581ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 582ms
[2026-05-25 13:23:06] [INFO ] Invariant cache hit.
[2026-05-25 13:23:06] [INFO ] Implicit Places using invariants in 26 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 611 ms. Remains : 25/27 places, 35/35 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 G((p1&&X((p2&&G(F(p3))))))))'
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p1) (NOT p3) (NOT p2)), true, (OR (NOT p1) (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (NOT p3), (NOT p3)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-11 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' '!(X(((F(p0) U G((X(p1) U p0))) U X((p2 U p3)))))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:06] [INFO ] Invariant cache hit.
[2026-05-25 13:23:06] [INFO ] Implicit Places using invariants in 24 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 25 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 25/27 places, 35/35 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U G((X(p1) U p0))) U X((p2 U p3)))))'
Stuttering acceptance computed with spot in 236 ms :[(NOT p3), (NOT p3), (NOT p3), (NOT p0), (NOT p0)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-12
Product exploration explored 100000 steps with 25216 reset in 177 ms.
Stack based approach found an accepted trace after 952 steps with 237 reset with depth 10 and stack size 10 in 2 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-12 finished in 493 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&((X(p1)||F(!p0)) U X(X(p2)))))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:07] [INFO ] Invariant cache hit.
[2026-05-25 13:23:07] [INFO ] Implicit Places using invariants in 29 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32 ms. Remains : 25/27 places, 35/35 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&((X(p1)||F(!p0)) U X(X(p2)))))))'
Stuttering acceptance computed with spot in 368 ms :[(OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2)), true, (NOT p2), (AND p0 (NOT p2)), (NOT p2), (AND p0 (NOT p2) (NOT p1)), p0]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-13 finished in 441 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((X(p0)&&F(p1))))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:07] [INFO ] Invariant cache hit.
[2026-05-25 13:23:07] [INFO ] Implicit Places using invariants in 29 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 25/27 places, 35/35 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-14
Product exploration explored 100000 steps with 11548 reset in 151 ms.
Stack based approach found an accepted trace after 58 steps with 7 reset with depth 15 and stack size 15 in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-14 finished in 328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(F((G(F(p0))||(p0&&X(p0)))))||(F(p1)&&F((G(F(p0))||(p0&&X(p0)))))))))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 13:23:08] [INFO ] Invariant cache hit.
[2026-05-25 13:23:08] [INFO ] Implicit Places using invariants in 27 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 25/27 places, 35/35 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(F((G(F(p0))||(p0&&X(p0)))))||(F(p1)&&F((G(F(p0))||(p0&&X(p0)))))))))'
Stuttering acceptance computed with spot in 349 ms :[(NOT p0), (NOT p0), (NOT p0), false, (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : Murphy-PT-D4N025-LTLCardinality-15
Product exploration explored 100000 steps with 139 reset in 162 ms.
Stack based approach found an accepted trace after 82 steps with 1 reset with depth 75 and stack size 75 in 0 ms.
FORMULA Murphy-PT-D4N025-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-PT-D4N025-LTLCardinality-15 finished in 582 ms.
All properties solved by simple procedures.
Total runtime 21408 ms.

BK_STOP 1779715388642

--------------------
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="Murphy-PT-D4N025"
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 Murphy-PT-D4N025, 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 r194-tall-177969913900091"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Murphy-PT-D4N025.tgz
mv Murphy-PT-D4N025 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 ;