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-177969914400859.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 PhaseVariation-PT-D02CS010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914400859
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.5K Mar 8 06:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 8 06:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 8 06:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 8 06:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Mar 16 08:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 16 08:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Mar 8 06:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 167K Mar 8 06:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Mar 8 06:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Mar 8 06:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 9 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 73K 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 PhaseVariation-PT-D02CS010-LTLCardinality-00
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-01
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-02
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-03
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-04
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-05
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-06
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-07
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-08
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-09
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-10
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-11
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-12
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-13
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-14
FORMULA_NAME PhaseVariation-PT-D02CS010-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779844610174

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D02CS010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-27 01:16:51] [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]
[2026-05-27 01:16:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 01:16:51] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2026-05-27 01:16:51] [INFO ] Transformed 14 places.
[2026-05-27 01:16:51] [INFO ] Transformed 65 transitions.
[2026-05-27 01:16:51] [INFO ] Parsed PT model containing 14 places and 65 transitions and 443 arcs in 144 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 14 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 7 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Running 57 sub problems to find dead transitions.
[2026-05-27 01:16:51] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18175612631725471969.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8124810972492133828.kers'
[2026-05-27 01:16:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18175612631725471969.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8124810972492133828.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:51] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8124810972492133828.kers
Total runtime 0 ms.
[2026-05-27 01:16:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 9/23 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/23 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 23/23 variables, and 21 constraints, problems are : Problem set: 0 solved, 57 unsolved in 938 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 14/14 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 9/23 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 57/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 0/23 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 23/23 variables, and 78 constraints, problems are : Problem set: 0 solved, 57 unsolved in 676 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 14/14 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1688ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 1701ms
[2026-05-27 01:16:53] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:53] [INFO ] Invariant cache hit.
[2026-05-27 01:16:53] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-27 01:16:53] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:53] [INFO ] Invariant cache hit.
[2026-05-27 01:16:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:53] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1841 ms. Remains : 14/14 places, 65/65 transitions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:53] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:53] [INFO ] Invariant cache hit.
[2026-05-27 01:16:53] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-27 01:16:53] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:53] [INFO ] Invariant cache hit.
[2026-05-27 01:16:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:53] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 14/14 places, 65/65 transitions.
Support contains 14 out of 14 places after structural reductions.
[2026-05-27 01:16:53] [INFO ] Flatten gal took : 32 ms
[2026-05-27 01:16:53] [INFO ] Flatten gal took : 9 ms
[2026-05-27 01:16:53] [INFO ] Input system was already deterministic with 65 transitions.
RANDOM walk for 333 steps (18 resets) in 38 ms. (8 steps per ms) remains 0/26 properties
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 14 stabilizing places and 65 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 14 transition count 65
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 8 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:54] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-27 01:16:54] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants and state equation in 36 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 72 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 67 place count 6 transition count 5
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 70 place count 3 transition count 2
Iterating global reduction 1 with 3 rules applied. Total rules applied 73 place count 3 transition count 2
Applied a total of 73 rules in 13 ms. Remains 3 /13 variables (removed 10) and now considering 2/65 (removed 63) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17795002700326092014.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11151819143820769979.kers'
[2026-05-27 01:16:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17795002700326092014.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11151819143820769979.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 2 cols 2 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-27 01:16:54] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11151819143820769979.kers
Total runtime 0 ms.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 3/14 places, 2/65 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 128 ms. Remains : 3/14 places, 2/65 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 250 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-00
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 2 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-00 finished in 447 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(X(p0))))&&(F(p1) U p2)))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:54] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14347058911599760877.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16183406914152829375.kers'
[2026-05-27 01:16:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14347058911599760877.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16183406914152829375.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:54] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16183406914152829375.kers
Total runtime 0 ms.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-27 01:16:54] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants and state equation in 27 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 64 ms. Remains : 14/14 places, 65/65 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(X(p0))))&&(F(p1) U p2)))'
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-01 finished in 330 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 U X(p1))||F(G(p2))))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:54] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-27 01:16:54] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants and state equation in 34 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 65 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 63 place count 8 transition count 7
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 7 transition count 6
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 7 transition count 6
Applied a total of 65 rules in 1 ms. Remains 7 /13 variables (removed 6) and now considering 6/65 (removed 59) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18326211230715147957.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11779647239027844852.kers'
[2026-05-27 01:16:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18326211230715147957.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11779647239027844852.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 6 rows 7 cols 13 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-27 01:16:54] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11779647239027844852.kers
Total runtime 0 ms.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-27 01:16:54] [INFO ] Invariant cache hit.
[2026-05-27 01:16:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:54] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 7/14 places, 6/65 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 111 ms. Remains : 7/14 places, 6/65 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 U X(p1))||F(G(p2))))))'
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-02
Stuttering criterion allowed to conclude after 158 steps with 37 reset in 2 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-02 finished in 362 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((X(X(X((p0&&X(F(p1))))))||F(p2)))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 10 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:55] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13575989756260654983.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14032678599708625799.kers'
[2026-05-27 01:16:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13575989756260654983.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14032678599708625799.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:55] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14032678599708625799.kers
Total runtime 0 ms.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-27 01:16:55] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:55] [INFO ] Invariant cache hit.
[2026-05-27 01:16:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2026-05-27 01:16:55] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 95 ms. Remains : 14/14 places, 65/65 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((X(X(X((p0&&X(F(p1))))))||F(p2)))))'
Stuttering acceptance computed with spot in 113 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-03
Stuttering criterion allowed to conclude after 89 steps with 12 reset in 2 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-03 finished in 240 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 4 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:55] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:55] [INFO ] Invariant cache hit.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-27 01:16:55] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:55] [INFO ] Invariant cache hit.
[2026-05-27 01:16:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants and state equation in 32 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 65 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 65 place count 7 transition count 6
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 67 place count 5 transition count 4
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 5 transition count 4
Applied a total of 69 rules in 2 ms. Remains 5 /13 variables (removed 8) and now considering 4/65 (removed 61) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9733669145243399128.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-353235410300635065.kers'
[2026-05-27 01:16:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9733669145243399128.kers, --Pflows, --basisKERS=/tmp/petrispot-output-353235410300635065.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 5 cols 8 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-27 01:16:55] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-353235410300635065.kers
Total runtime 0 ms.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-27 01:16:55] [INFO ] Invariant cache hit.
[2026-05-27 01:16:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/14 places, 4/65 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 113 ms. Remains : 5/14 places, 4/65 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 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-04
Stuttering criterion allowed to conclude after 22 steps with 2 reset in 0 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-04 finished in 211 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&G(p1)) U (X(X(p2))&&(p3 U p1)))))'
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:55] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6332232391699761339.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10865651132213515894.kers'
[2026-05-27 01:16:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6332232391699761339.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10865651132213515894.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:55] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10865651132213515894.kers
Total runtime 0 ms.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-27 01:16:55] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:55] [INFO ] Invariant cache hit.
[2026-05-27 01:16:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants and state equation in 39 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 70 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 61 place count 9 transition count 8
Applied a total of 61 rules in 0 ms. Remains 9 /13 variables (removed 4) and now considering 8/65 (removed 57) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10947451435937626940.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17768056479596232236.kers'
[2026-05-27 01:16:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10947451435937626940.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17768056479596232236.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 9 cols 18 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-27 01:16:55] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17768056479596232236.kers
Total runtime 0 ms.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-27 01:16:55] [INFO ] Invariant cache hit.
[2026-05-27 01:16:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:55] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 9/14 places, 8/65 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 137 ms. Remains : 9/14 places, 8/65 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&G(p1)) U (X(X(p2))&&(p3 U p1)))))'
Stuttering acceptance computed with spot in 380 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2), (NOT p1), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 8 steps with 1 reset in 1 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-05 finished in 567 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(X(F(!p0))))))'
Support contains 1 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:56] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18063310474409454660.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8359934530730711776.kers'
[2026-05-27 01:16:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18063310474409454660.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8359934530730711776.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:56] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8359934530730711776.kers
Total runtime 0 ms.
[2026-05-27 01:16:56] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-27 01:16:56] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:56] [INFO ] Invariant cache hit.
[2026-05-27 01:16:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:56] [INFO ] Implicit Places using invariants and state equation in 30 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 75 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 65 place count 7 transition count 6
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 67 place count 5 transition count 4
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 5 transition count 4
Applied a total of 69 rules in 1 ms. Remains 5 /13 variables (removed 8) and now considering 4/65 (removed 61) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5524164732867232900.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7703811892648654031.kers'
[2026-05-27 01:16:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5524164732867232900.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7703811892648654031.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 5 cols 8 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-27 01:16:56] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7703811892648654031.kers
Total runtime 0 ms.
[2026-05-27 01:16:56] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-27 01:16:56] [INFO ] Invariant cache hit.
[2026-05-27 01:16:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:56] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 5/14 places, 4/65 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 114 ms. Remains : 5/14 places, 4/65 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(X(F(p0))))))'
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-06
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-06 finished in 342 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X(X(X(X(p1))))||G(p2))))'
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:56] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9995353782454579491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14968338945324704773.kers'
[2026-05-27 01:16:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9995353782454579491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14968338945324704773.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:56] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14968338945324704773.kers
Total runtime 0 ms.
[2026-05-27 01:16:56] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-27 01:16:56] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:56] [INFO ] Invariant cache hit.
[2026-05-27 01:16:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:56] [INFO ] Implicit Places using invariants and state equation in 30 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 57 ms. Remains : 14/14 places, 65/65 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X(X(X(X(p1))))||G(p2))))'
Stuttering acceptance computed with spot in 405 ms :[(NOT p1), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p1), true]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 170 ms.
Product exploration explored 100000 steps with 50000 reset in 105 ms.
Computed a total of 14 stabilizing places and 65 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 14 transition count 65
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 9 factoid took 12 ms. Proved property starting from automaton with 12 states, 18 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 50 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-08 finished in 813 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p1)))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:57] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:57] [INFO ] Invariant cache hit.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-27 01:16:57] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:57] [INFO ] Invariant cache hit.
[2026-05-27 01:16:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants and state equation in 31 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 65 place count 7 transition count 6
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 6 transition count 5
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 6 transition count 5
Applied a total of 67 rules in 1 ms. Remains 6 /13 variables (removed 7) and now considering 5/65 (removed 60) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16616665017432545115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7255476103816906693.kers'
[2026-05-27 01:16:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16616665017432545115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7255476103816906693.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 5 rows 6 cols 10 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-27 01:16:57] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7255476103816906693.kers
Total runtime 0 ms.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-27 01:16:57] [INFO ] Invariant cache hit.
[2026-05-27 01:16:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 6/14 places, 5/65 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 97 ms. Remains : 6/14 places, 5/65 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p1)))'
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 56 ms.
Product exploration explored 100000 steps with 50000 reset in 62 ms.
Computed a total of 6 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 6 transition count 5
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 9 ms. Proved property starting from automaton with 5 states, 8 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 36 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-10 finished in 432 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X(X((G((p1||F(p2))) U p1))))))'
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 7 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:16:57] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3509510741504246185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14199032189169448948.kers'
[2026-05-27 01:16:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3509510741504246185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14199032189169448948.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:16:57] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14199032189169448948.kers
Total runtime 1 ms.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-27 01:16:57] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:16:57] [INFO ] Invariant cache hit.
[2026-05-27 01:16:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants and state equation in 33 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 78 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 61 place count 9 transition count 8
Applied a total of 61 rules in 1 ms. Remains 9 /13 variables (removed 4) and now considering 8/65 (removed 57) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-581201188750992255.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4544619682998621623.kers'
[2026-05-27 01:16:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-581201188750992255.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4544619682998621623.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 9 cols 18 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-27 01:16:57] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4544619682998621623.kers
Total runtime 0 ms.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-27 01:16:57] [INFO ] Invariant cache hit.
[2026-05-27 01:16:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:57] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 9/14 places, 8/65 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 129 ms. Remains : 9/14 places, 8/65 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X(X((G((p1||F(p2))) U p1))))))'
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p1), (NOT p1), (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-12
Product exploration explored 100000 steps with 11857 reset in 152 ms.
Product exploration explored 100000 steps with 11837 reset in 124 ms.
Computed a total of 9 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 9 transition count 8
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 5 factoid took 84 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 40002 steps (2382 resets) in 306 ms. (130 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (570 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
[2026-05-27 01:16:58] [INFO ] Invariant cache hit.
[2026-05-27 01:16:58] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/14 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/16 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/16 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/17 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 11 constraints, problems are : Problem set: 0 solved, 1 unsolved in 128 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 9/9 constraints, ReadFeed: 1/1 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 6/17 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 18 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 3/9 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 6 factoid took 120 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
[2026-05-27 01:16:59] [INFO ] Invariant cache hit.
[2026-05-27 01:16:59] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 01:16:59] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2026-05-27 01:16:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 01:16:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 01:16:59] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2026-05-27 01:16:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:59] [INFO ] [Nat]Added 1 Read/Feed constraints in 6 ms returned sat
[2026-05-27 01:16:59] [INFO ] Computed and/alt/rep : 1/7/1 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 01:16:59] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 720 ms.
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 9 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 1 sub problems to find dead transitions.
[2026-05-27 01:16:59] [INFO ] Invariant cache hit.
[2026-05-27 01:16:59] [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, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/14 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3/17 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 11 constraints, problems are : Problem set: 0 solved, 1 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 9/9 constraints, ReadFeed: 1/1 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/14 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3/17 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/17 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/17 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/17 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 12 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 9/9 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 94ms
[2026-05-27 01:16:59] [INFO ] Invariant cache hit.
[2026-05-27 01:16:59] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-27 01:16:59] [INFO ] Invariant cache hit.
[2026-05-27 01:16:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:59] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 153 ms. Remains : 9/9 places, 8/8 transitions.
Computed a total of 9 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 9 transition count 8
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 2 factoid took 41 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 41 steps (0 resets) in 7 ms. (5 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 55 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
[2026-05-27 01:16:59] [INFO ] Invariant cache hit.
[2026-05-27 01:16:59] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 01:16:59] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 01:16:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 01:16:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 01:16:59] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-27 01:16:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:16:59] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2026-05-27 01:16:59] [INFO ] Computed and/alt/rep : 1/7/1 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 01:16:59] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 320 ms.
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 14812 reset in 140 ms.
Product exploration explored 100000 steps with 14853 reset in 117 ms.
Spot run failed in 80 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin11502260808475481446
[2026-05-27 01:17:00] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11502260808475481446
Running compilation step : cd /tmp/ltsmin11502260808475481446;'/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 161 ms.
Running link step : cd /tmp/ltsmin11502260808475481446;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin11502260808475481446;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased16061849807961393497.hoa' '--buchi-type=spotba'
LTSmin run took 36 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-12 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-12 finished in 2924 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)||F(p1)) U X(X(G(p0)))) U X(X(p2)))))'
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Running 57 sub problems to find dead transitions.
[2026-05-27 01:17:00] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7378808123128688230.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11075976550387092651.kers'
[2026-05-27 01:17:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7378808123128688230.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11075976550387092651.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 25 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 01:17:00] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11075976550387092651.kers
Total runtime 0 ms.
[2026-05-27 01:17:00] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 9/23 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/23 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 23/23 variables, and 21 constraints, problems are : Problem set: 0 solved, 57 unsolved in 592 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 14/14 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 9/23 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 57/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 0/23 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 23/23 variables, and 78 constraints, problems are : Problem set: 0 solved, 57 unsolved in 587 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 14/14 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1192ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 1192ms
[2026-05-27 01:17:01] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:17:01] [INFO ] Invariant cache hit.
[2026-05-27 01:17:02] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-27 01:17:02] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:17:02] [INFO ] Invariant cache hit.
[2026-05-27 01:17:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:17:02] [INFO ] Implicit Places using invariants and state equation in 32 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 1254 ms. Remains : 14/14 places, 65/65 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)||F(p1)) U X(X(G(p0)))) U X(X(p2)))))'
Stuttering acceptance computed with spot in 501 ms :[(NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-13
Stuttering criterion allowed to conclude after 20 steps with 2 reset in 1 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-13 finished in 1825 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&&(p1 U p2)))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 65/65 transitions.
Applied a total of 0 rules in 7 ms. Remains 14 /14 variables (removed 0) and now considering 65/65 (removed 0) transitions.
Skipped dead transition search.
[2026-05-27 01:17:02] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:17:02] [INFO ] Invariant cache hit.
[2026-05-27 01:17:02] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-27 01:17:02] [INFO ] Flow matrix only has 9 transitions (discarded 56 similar events)
[2026-05-27 01:17:02] [INFO ] Invariant cache hit.
[2026-05-27 01:17:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:17:02] [INFO ] Implicit Places using invariants and state equation in 28 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 55 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/14 places, 65/65 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 13 transition count 9
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 67 place count 6 transition count 5
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 69 place count 4 transition count 3
Iterating global reduction 1 with 2 rules applied. Total rules applied 71 place count 4 transition count 3
Applied a total of 71 rules in 3 ms. Remains 4 /13 variables (removed 9) and now considering 3/65 (removed 62) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18064910980966288505.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13585909817346724089.kers'
[2026-05-27 01:17:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18064910980966288505.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13585909817346724089.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 3 rows 4 cols 5 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-27 01:17:02] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13585909817346724089.kers
Total runtime 0 ms.
[2026-05-27 01:17:02] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-27 01:17:02] [INFO ] Invariant cache hit.
[2026-05-27 01:17:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:17:02] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 4/14 places, 3/65 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 110 ms. Remains : 4/14 places, 3/65 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&&(p1 U p2)))))'
Stuttering acceptance computed with spot in 80 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : PhaseVariation-PT-D02CS010-LTLCardinality-14
Product exploration explored 100000 steps with 8505 reset in 76 ms.
Product exploration explored 100000 steps with 8507 reset in 75 ms.
Computed a total of 4 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 14 factoid took 317 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
RANDOM walk for 40011 steps (2810 resets) in 146 ms. (272 steps per ms) remains 2/8 properties
BEST_FIRST walk for 40001 steps (1796 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40011 steps (1802 resets) in 40 ms. (975 steps per ms) remains 2/2 properties
[2026-05-27 01:17:03] [INFO ] Invariant cache hit.
[2026-05-27 01:17:03] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf4 is UNSAT
After SMT solving in domain Real declared 7/7 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 16 factoid took 395 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(OR (NOT p2) (NOT p0))]
[2026-05-27 01:17:03] [INFO ] Invariant cache hit.
[2026-05-27 01:17:03] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 01:17:03] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2026-05-27 01:17:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 01:17:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 01:17:03] [INFO ] [Nat]Absence check using state equation in 1 ms returned sat
[2026-05-27 01:17:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:17:03] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-27 01:17:03] [INFO ] Computed and/alt/rep : 1/2/1 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 01:17:03] [INFO ] Added : 0 causal constraints over 0 iterations in 2 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 937 ms.
Stuttering acceptance computed with spot in 31 ms :[(OR (NOT p2) (NOT p0))]
Support contains 3 out of 4 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4/4 places, 3/3 transitions.
Applied a total of 0 rules in 1 ms. Remains 4 /4 variables (removed 0) and now considering 3/3 (removed 0) transitions.
Running 1 sub problems to find dead transitions.
[2026-05-27 01:17:03] [INFO ] Invariant cache hit.
[2026-05-27 01:17:03] [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, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/7 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/7 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/7 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 52ms
[2026-05-27 01:17:03] [INFO ] Invariant cache hit.
[2026-05-27 01:17:04] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-27 01:17:04] [INFO ] Invariant cache hit.
[2026-05-27 01:17:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:17:04] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
[2026-05-27 01:17:04] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 88 ms. Remains : 4/4 places, 3/3 transitions.
Computed a total of 4 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 8 factoid took 121 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 24 steps (1 resets) in 4 ms. (4 steps per ms) remains 0/3 properties
Knowledge based reduction with 8 factoid took 177 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(OR (NOT p2) (NOT p0))]
[2026-05-27 01:17:04] [INFO ] Invariant cache hit.
[2026-05-27 01:17:04] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 01:17:04] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2026-05-27 01:17:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 01:17:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 01:17:04] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2026-05-27 01:17:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-27 01:17:04] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-27 01:17:04] [INFO ] Computed and/alt/rep : 1/2/1 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 01:17:04] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 412 ms.
Stuttering acceptance computed with spot in 46 ms :[(OR (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 36 ms :[(OR (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 8504 reset in 53 ms.
Product exploration explored 100000 steps with 8516 reset in 53 ms.
Built C files in :
/tmp/ltsmin5493217253096824178
[2026-05-27 01:17:04] [INFO ] Computing symmetric may disable matrix : 3 transitions.
[2026-05-27 01:17:04] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 01:17:04] [INFO ] Computing symmetric may enable matrix : 3 transitions.
[2026-05-27 01:17:04] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 01:17:04] [INFO ] Computing Do-Not-Accords matrix : 3 transitions.
[2026-05-27 01:17:04] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 01:17:04] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5493217253096824178
Running compilation step : cd /tmp/ltsmin5493217253096824178;'/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 67 ms.
Running link step : cd /tmp/ltsmin5493217253096824178;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 28 ms.
Running LTSmin : cd /tmp/ltsmin5493217253096824178;'/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/stateBased11935050948500491921.hoa' '--buchi-type=spotba'
LTSmin run took 97 ms.
FORMULA PhaseVariation-PT-D02CS010-LTLCardinality-14 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property PhaseVariation-PT-D02CS010-LTLCardinality-14 finished in 2267 ms.
All properties solved by simple procedures.
Total runtime 13591 ms.

BK_STOP 1779844625233

--------------------
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="PhaseVariation-PT-D02CS010"
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 PhaseVariation-PT-D02CS010, 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-177969914400859"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D02CS010.tgz
mv PhaseVariation-PT-D02CS010 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 ;