About the Execution of ITS-Tools for Murphy-COL-D3N050
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 524.567 | 13174.00 | 24167.00 | 151.10 | FFTFFFFTFFTFTFFF | normal |
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-177969913800035.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-COL-D3N050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969913800035
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 6.9K Mar 8 14:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 8 14:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 8 14:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 8 14:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 17 06:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 17 06:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 17 06:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 17 06:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 8 14:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 8 14:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Mar 8 14:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 8 14:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 17 06:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 17 06:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 20K 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-COL-D3N050-LTLCardinality-00
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-01
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-02
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-03
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-04
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-05
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-06
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-07
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-08
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-09
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-10
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-11
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-12
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-13
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-14
FORMULA_NAME Murphy-COL-D3N050-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779704189642
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Murphy-COL-D3N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-25 10:16:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 10:16:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 10:16:30] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-25 10:16:31] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-25 10:16:31] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 537 ms
[2026-05-25 10:16:31] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 24 PT places and 28.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
[2026-05-25 10:16:31] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 27 arcs in 4 ms.
[2026-05-25 10:16:31] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 6 formulas.
FORMULA Murphy-COL-D3N050-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-COL-D3N050-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-COL-D3N050-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-COL-D3N050-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-COL-D3N050-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Murphy-COL-D3N050-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 10 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40383 steps (8 resets) in 240 ms. (167 steps per ms) remains 2/20 properties
BEST_FIRST walk for 40003 steps (8 resets) in 173 ms. (229 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9354794679482691983.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7430555366263507310.kers'
[2026-05-25 10:16:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9354794679482691983.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7430555366263507310.kers]
Normalized transition count is 6 out of 7 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 6 rows 4 cols 11 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-25 10:16:31] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7430555366263507310.kers
Total runtime 1 ms.
[2026-05-25 10:16:31] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp15 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 5/9 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/12 variables, 2/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/12 variables, 2/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/12 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/12 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/13 variables, and 11 constraints, problems are : Problem set: 1 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/3 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/5 variables, 3/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/7 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/7 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/7 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 5/12 variables, 3/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp7 is UNSAT
After SMT solving in domain Int declared 12/13 variables, and 12 constraints, problems are : Problem set: 2 solved, 0 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 317ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
[2026-05-25 10:16:32] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2026-05-25 10:16:32] [INFO ] Flatten gal took : 14 ms
FORMULA Murphy-COL-D3N050-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-25 10:16:32] [INFO ] Flatten gal took : 1 ms
Arc [2:1*[(MOD (ADD $x 1) 4)]] contains successor/predecessor on variables of sort CD
[2026-05-25 10:16:32] [INFO ] Unfolded HLPN to a Petri net with 24 places and 28 transitions 108 arcs in 9 ms.
[2026-05-25 10:16:32] [INFO ] Unfolded 9 HLPN properties in 0 ms.
Support contains 24 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Running 16 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-5451842670537911390.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1723550293994002728.kers'
[2026-05-25 10:16:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5451842670537911390.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1723550293994002728.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 28 rows 20 cols 68 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-25 10:16:32] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1723550293994002728.kers
Total runtime 0 ms.
[2026-05-25 10:16:32] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 28/48 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 4/52 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/52 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 37 constraints, problems are : Problem set: 0 solved, 16 unsolved in 305 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 24/24 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 28/48 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 4/52 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 16/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/52 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/52 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 53 constraints, problems are : Problem set: 0 solved, 16 unsolved in 441 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 24/24 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 757ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 758ms
[2026-05-25 10:16:33] [INFO ] Invariant cache hit.
[2026-05-25 10:16:33] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 10:16:33] [INFO ] Invariant cache hit.
[2026-05-25 10:16:33] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:33] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 860 ms. Remains : 24/24 places, 28/28 transitions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:33] [INFO ] Invariant cache hit.
[2026-05-25 10:16:33] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 10:16:33] [INFO ] Invariant cache hit.
[2026-05-25 10:16:33] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:33] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 58 ms. Remains : 24/24 places, 28/28 transitions.
Support contains 24 out of 24 places after structural reductions.
[2026-05-25 10:16:33] [INFO ] Flatten gal took : 4 ms
[2026-05-25 10:16:33] [INFO ] Flatten gal took : 5 ms
[2026-05-25 10:16:33] [INFO ] Input system was already deterministic with 28 transitions.
RANDOM walk for 40073 steps (8 resets) in 237 ms. (168 steps per ms) remains 4/17 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
[2026-05-25 10:16:33] [INFO ] Invariant cache hit.
[2026-05-25 10:16:33] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 4/16 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 24/40 variables, 16/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/52 variables, 8/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 8/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/52 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/52 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 37 constraints, problems are : Problem set: 0 solved, 1 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 24/24 constraints, ReadFeed: 8/8 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Int declared 12/52 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/24 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 9 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' '!(F(p0))'
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:34] [INFO ] Invariant cache hit.
[2026-05-25 10:16:34] [INFO ] Implicit Places using invariants in 57 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 61 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 67 ms. Remains : 20/24 places, 28/28 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 155 ms :[(NOT p0)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-00
Product exploration explored 100000 steps with 12896 reset in 230 ms.
Stack based approach found an accepted trace after 759 steps with 100 reset with depth 13 and stack size 13 in 4 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-00 finished in 709 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) U p1)&&(X(p2)||G(p3)))))'
Support contains 20 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:34] [INFO ] Invariant cache hit.
[2026-05-25 10:16:34] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 10:16:34] [INFO ] Invariant cache hit.
[2026-05-25 10:16:34] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:34] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 24/24 places, 28/28 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) U p1)&&(X(p2)||G(p3)))))'
Stuttering acceptance computed with spot in 311 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (NOT p3)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 11 steps with 3 reset in 1 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-01 finished in 408 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&&(p1 U X(p1))))))'
Support contains 12 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:34] [INFO ] Invariant cache hit.
[2026-05-25 10:16:34] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-25 10:16:34] [INFO ] Invariant cache hit.
[2026-05-25 10:16:35] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:35] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 65 ms. Remains : 24/24 places, 28/28 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&&(p1 U X(p1))))))'
Stuttering acceptance computed with spot in 135 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-03 finished in 231 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 8 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:35] [INFO ] Invariant cache hit.
[2026-05-25 10:16:35] [INFO ] Implicit Places using invariants in 25 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 26 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 30 ms. Remains : 20/24 places, 28/28 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-04
Product exploration explored 100000 steps with 441 reset in 189 ms.
Stack based approach found an accepted trace after 22 steps with 0 reset with depth 23 and stack size 23 in 0 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-04 finished in 334 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(F((p0&&X(X(X(X(F(p1)))))))))))'
Support contains 12 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:35] [INFO ] Invariant cache hit.
[2026-05-25 10:16:35] [INFO ] Implicit Places using invariants in 26 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 41 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 20/24 places, 28/28 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(F((p0&&X(X(X(X(F(p1)))))))))))'
Stuttering acceptance computed with spot in 257 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-05
Product exploration explored 100000 steps with 41 reset in 158 ms.
Stack based approach found an accepted trace after 4504 steps with 1 reset with depth 1870 and stack size 1829 in 11 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-05 finished in 518 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 p1))))'
Support contains 12 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:36] [INFO ] Invariant cache hit.
[2026-05-25 10:16:36] [INFO ] Implicit Places using invariants in 50 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 52 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 54 ms. Remains : 20/24 places, 28/28 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 p1))))'
Stuttering acceptance computed with spot in 67 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-11
Product exploration explored 100000 steps with 0 reset in 319 ms.
Product exploration explored 100000 steps with 0 reset in 248 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 11 factoid took 53 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 2292 steps (0 resets) in 18 ms. (120 steps per ms) remains 0/4 properties
Knowledge based reduction with 11 factoid took 128 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p1), (NOT p1)]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8226522706265576177.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14274369902684109048.kers'
[2026-05-25 10:16:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8226522706265576177.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14274369902684109048.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 28 rows 20 cols 68 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-25 10:16:37] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14274369902684109048.kers
Total runtime 0 ms.
[2026-05-25 10:16:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 10:16:37] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 10:16:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 10:16:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 10:16:37] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2026-05-25 10:16:37] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-25 10:16:37] [INFO ] Computed and/alt/rep : 16/40/16 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 10:16:37] [INFO ] Added : 3 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 401 ms.
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (NOT p1)]
Support contains 12 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Running 16 sub problems to find dead transitions.
[2026-05-25 10:16:37] [INFO ] Invariant cache hit.
[2026-05-25 10:16:37] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 4/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 28/44 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 4/48 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 29 constraints, problems are : Problem set: 0 solved, 16 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 20/20 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 4/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 28/44 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 4/48 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 16/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/48 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 45 constraints, problems are : Problem set: 0 solved, 16 unsolved in 448 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 20/20 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 623ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 624ms
[2026-05-25 10:16:37] [INFO ] Invariant cache hit.
[2026-05-25 10:16:37] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-25 10:16:37] [INFO ] Invariant cache hit.
[2026-05-25 10:16:37] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:37] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2026-05-25 10:16:37] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 714 ms. Remains : 20/20 places, 28/28 transitions.
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 11 factoid took 52 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 5605 steps (0 resets) in 20 ms. (266 steps per ms) remains 0/4 properties
Knowledge based reduction with 11 factoid took 136 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p1)]
[2026-05-25 10:16:38] [INFO ] Invariant cache hit.
[2026-05-25 10:16:38] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 10:16:38] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-25 10:16:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 10:16:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 10:16:38] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-25 10:16:38] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:38] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2026-05-25 10:16:38] [INFO ] Computed and/alt/rep : 16/40/16 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 10:16:38] [INFO ] Added : 3 causal constraints over 1 iterations in 11 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 388 ms.
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 238 ms.
Product exploration explored 100000 steps with 0 reset in 248 ms.
Built C files in :
/tmp/ltsmin14784179615178305088
[2026-05-25 10:16:39] [INFO ] Computing symmetric may disable matrix : 28 transitions.
[2026-05-25 10:16:39] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 10:16:39] [INFO ] Computing symmetric may enable matrix : 28 transitions.
[2026-05-25 10:16:39] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 10:16:39] [INFO ] Computing Do-Not-Accords matrix : 28 transitions.
[2026-05-25 10:16:39] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 10:16:39] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14784179615178305088
Running compilation step : cd /tmp/ltsmin14784179615178305088;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 232 ms.
Running link step : cd /tmp/ltsmin14784179615178305088;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin14784179615178305088;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased174001491545942014.hoa' '--buchi-type=spotba'
LTSmin run took 37 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-11 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property Murphy-COL-D3N050-LTLCardinality-11 finished in 3336 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 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Running 16 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-14359747508919614341.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2497496472450440407.kers'
[2026-05-25 10:16:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14359747508919614341.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2497496472450440407.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 28 rows 20 cols 68 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-25 10:16:39] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2497496472450440407.kers
Total runtime 0 ms.
[2026-05-25 10:16:39] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 28/48 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 4/52 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/52 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 37 constraints, problems are : Problem set: 0 solved, 16 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 24/24 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 28/48 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 8/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 4/52 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 16/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/52 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/52 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 53 constraints, problems are : Problem set: 0 solved, 16 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 24/24 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 587ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 587ms
[2026-05-25 10:16:39] [INFO ] Invariant cache hit.
[2026-05-25 10:16:39] [INFO ] Implicit Places using invariants in 32 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 33 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 624 ms. Remains : 20/24 places, 28/28 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 42 ms :[(NOT p0)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-13
Product exploration explored 100000 steps with 0 reset in 160 ms.
Stack based approach found an accepted trace after 114 steps with 0 reset with depth 115 and stack size 115 in 0 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-13 finished in 853 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 12 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:40] [INFO ] Invariant cache hit.
[2026-05-25 10:16:40] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-25 10:16:40] [INFO ] Invariant cache hit.
[2026-05-25 10:16:40] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 10:16:40] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2026-05-25 10:16:40] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 82 ms. Remains : 24/24 places, 28/28 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 42 ms :[(NOT p0)]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 229 ms.
Stack based approach found an accepted trace after 27 steps with 0 reset with depth 28 and stack size 28 in 0 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Murphy-COL-D3N050-LTLCardinality-14 finished in 385 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p0)&&(G(p1)||G(p2))))))'
Support contains 16 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 10:16:40] [INFO ] Invariant cache hit.
[2026-05-25 10:16:40] [INFO ] Implicit Places using invariants in 31 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 33 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 20/24 places, 28/28 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p0)&&(G(p1)||G(p2))))))'
Stuttering acceptance computed with spot in 339 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Murphy-COL-D3N050-LTLCardinality-15
Product exploration explored 100000 steps with 8 reset in 272 ms.
Product exploration explored 100000 steps with 12 reset in 293 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 13 factoid took 316 ms. Reduced automaton from 8 states, 39 edges and 3 AP (stutter sensitive) to 8 states, 39 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 8026 steps (0 resets) in 23 ms. (334 steps per ms) remains 0/12 properties
Knowledge based reduction with 13 factoid took 439 ms. Reduced automaton from 8 states, 39 edges and 3 AP (stutter sensitive) to 8 states, 39 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 350 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17548053898243445932.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16448409492760608877.kers'
[2026-05-25 10:16:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17548053898243445932.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16448409492760608877.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 28 rows 20 cols 68 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-25 10:16:42] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16448409492760608877.kers
Total runtime 0 ms.
[2026-05-25 10:16:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 10:16:42] [INFO ] [Real]Absence check using state equation in 9 ms returned unsat
Proved EG (NOT p0) asserting that LTL formula F !(NOT p0) is false.
Negative knowledge disproves property using: (F p0)
Knowledge-based reduction took 1175 ms.
FORMULA Murphy-COL-D3N050-LTLCardinality-15 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property Murphy-COL-D3N050-LTLCardinality-15 finished in 2158 ms.
All properties solved by simple procedures.
Total runtime 11971 ms.
BK_STOP 1779704202816
--------------------
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
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ sed s/.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-COL-D3N050"
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-COL-D3N050, 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-177969913800035"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Murphy-COL-D3N050.tgz
mv Murphy-COL-D3N050 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 '
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 ;