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.r130-smll-177955809200492.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 FMS-PT-00020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809200492
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.1K Mar 7 05:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Mar 7 05:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Mar 7 05:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Mar 7 05:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Mar 7 05:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Mar 7 05:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 7 05:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 10:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 16K 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 FMS-PT-00020-LTLFireability-00
FORMULA_NAME FMS-PT-00020-LTLFireability-01
FORMULA_NAME FMS-PT-00020-LTLFireability-02
FORMULA_NAME FMS-PT-00020-LTLFireability-03
FORMULA_NAME FMS-PT-00020-LTLFireability-04
FORMULA_NAME FMS-PT-00020-LTLFireability-05
FORMULA_NAME FMS-PT-00020-LTLFireability-06
FORMULA_NAME FMS-PT-00020-LTLFireability-07
FORMULA_NAME FMS-PT-00020-LTLFireability-08
FORMULA_NAME FMS-PT-00020-LTLFireability-09
FORMULA_NAME FMS-PT-00020-LTLFireability-10
FORMULA_NAME FMS-PT-00020-LTLFireability-11
FORMULA_NAME FMS-PT-00020-LTLFireability-12
FORMULA_NAME FMS-PT-00020-LTLFireability-13
FORMULA_NAME FMS-PT-00020-LTLFireability-14
FORMULA_NAME FMS-PT-00020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779943486049

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FMS-PT-00020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-28 04:44:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-28 04:44:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 04:44:48] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2026-05-28 04:44:48] [INFO ] Transformed 22 places.
[2026-05-28 04:44:48] [INFO ] Transformed 20 transitions.
[2026-05-28 04:44:48] [INFO ] Parsed PT model containing 22 places and 20 transitions and 50 arcs in 248 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA FMS-PT-00020-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-00020-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 16 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6182750646792984397.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16685844398960436063.kers'
[2026-05-28 04:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6182750646792984397.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16685844398960436063.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 42 entries
Finished phase 1 with 15 SingleSign rule and 1 generalized
[2026-05-28 04:44:49] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16685844398960436063.kers
Total runtime 2 ms.
[2026-05-28 04:44:49] [INFO ] Implicit Places using invariants in 296 ms returned []
[2026-05-28 04:44:49] [INFO ] Invariant cache hit.
[2026-05-28 04:44:49] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 460 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 04:44:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 889 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 647 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1576ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1594ms
Finished structural reductions in LTL mode , in 1 iterations and 2144 ms. Remains : 22/22 places, 20/20 transitions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-28 04:44:51] [INFO ] Invariant cache hit.
[2026-05-28 04:44:51] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-28 04:44:51] [INFO ] Invariant cache hit.
[2026-05-28 04:44:51] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 22/22 places, 20/20 transitions.
Support contains 18 out of 22 places after structural reductions.
[2026-05-28 04:44:51] [INFO ] Flatten gal took : 34 ms
[2026-05-28 04:44:51] [INFO ] Flatten gal took : 9 ms
[2026-05-28 04:44:51] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 19 to 16
RANDOM walk for 1259 steps (0 resets) in 85 ms. (14 steps per ms) remains 0/16 properties
FORMULA FMS-PT-00020-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(p1)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 17
Reduce places removed 4 places and 0 transitions.
Graph (trivial) has 8 edges and 18 vertex of which 3 / 18 are part of one of the 1 SCC in 2 ms
Free SCC test removed 2 places
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 16 transition count 17
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 10 place count 16 transition count 15
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 10 place count 16 transition count 13
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 14 place count 14 transition count 13
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 21 place count 10 transition count 10
Applied a total of 21 rules in 46 ms. Remains 10 /22 variables (removed 12) and now considering 10/20 (removed 10) transitions.
[2026-05-28 04:44:52] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-803486800751388357.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7718262236481296708.kers'
[2026-05-28 04:44:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-803486800751388357.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7718262236481296708.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 8 rows 8 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 1 generalized
[2026-05-28 04:44:52] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7718262236481296708.kers
Total runtime 0 ms.
[2026-05-28 04:44:52] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-28 04:44:52] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2026-05-28 04:44:52] [INFO ] Invariant cache hit.
[2026-05-28 04:44:52] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2026-05-28 04:44:52] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-28 04:44:52] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2026-05-28 04:44:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 8/18 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/19 variables, and 14 constraints, problems are : Problem set: 0 solved, 6 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 8/18 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/19 variables, and 20 constraints, problems are : Problem set: 0 solved, 6 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 386ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 387ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/22 places, 10/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 524 ms. Remains : 10/22 places, 10/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(p1)))'
Stuttering acceptance computed with spot in 349 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FMS-PT-00020-LTLFireability-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA FMS-PT-00020-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-00 finished in 1003 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (G(p0)||p1)) U (G((p0 U (p1||G(p0))))||(((p2 U !p0) U X(p0))&&(p0 U (p1||G(p0)))))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5605290711831381302.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5470477053619091741.kers'
[2026-05-28 04:44:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5605290711831381302.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5470477053619091741.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 42 entries
Finished phase 1 with 15 SingleSign rule and 1 generalized
[2026-05-28 04:44:53] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5470477053619091741.kers
Total runtime 0 ms.
[2026-05-28 04:44:53] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-28 04:44:53] [INFO ] Invariant cache hit.
[2026-05-28 04:44:53] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 04:44:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 497 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1086ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1087ms
Finished structural reductions in LTL mode , in 1 iterations and 1189 ms. Remains : 22/22 places, 20/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (G(p0)||p1)) U (G((p0 U (p1||G(p0))))||(((p2 U !p0) U X(p0))&&(p0 U (p1||G(p0)))))))'
Stuttering acceptance computed with spot in 317 ms :[(AND (NOT p0) (NOT p1)), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 442 ms.
Product exploration explored 100000 steps with 50000 reset in 326 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 11 factoid took 22 ms. Proved property starting from automaton with 6 states, 12 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 30 ms.
FORMULA FMS-PT-00020-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FMS-PT-00020-LTLFireability-01 finished in 2386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G((G(p1)||p0))||X((X(G(p3))&&p2))))))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-28 04:44:55] [INFO ] Invariant cache hit.
[2026-05-28 04:44:56] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-28 04:44:56] [INFO ] Invariant cache hit.
[2026-05-28 04:44:56] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 22/22 places, 20/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G((G(p1)||p0))||X((X(G(p3))&&p2))))))'
Stuttering acceptance computed with spot in 585 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), true, (NOT p3), (NOT p1), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p0) p2), (AND (NOT p3) (NOT p1) (NOT p0) p2)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-02
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA FMS-PT-00020-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-02 finished in 890 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 15
Reduce places removed 7 places and 0 transitions.
Graph (trivial) has 11 edges and 15 vertex of which 9 / 15 are part of one of the 3 SCC in 0 ms
Free SCC test removed 6 places
Iterating post reduction 1 with 8 rules applied. Total rules applied 13 place count 9 transition count 15
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 20 place count 8 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 20 place count 8 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 22 place count 7 transition count 8
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 24 place count 6 transition count 7
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 26 place count 6 transition count 5
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 26 place count 6 transition count 3
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 32 place count 2 transition count 3
Applied a total of 32 rules in 9 ms. Remains 2 /22 variables (removed 20) and now considering 3/20 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3626611443098745523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8060747295168418923.kers'
[2026-05-28 04:44:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3626611443098745523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8060747295168418923.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-28 04:44:56] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8060747295168418923.kers
Total runtime 0 ms.
[2026-05-28 04:44:56] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-28 04:44:56] [INFO ] Invariant cache hit.
[2026-05-28 04:44:56] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2026-05-28 04:44:56] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-28 04:44:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 79ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 79ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/22 places, 3/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 148 ms. Remains : 2/22 places, 3/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FMS-PT-00020-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-03 finished in 233 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U !p1)&&X(X(X(F(p1))))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15574718097889484475.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12938980111607470138.kers'
[2026-05-28 04:44:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15574718097889484475.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12938980111607470138.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 42 entries
Finished phase 1 with 15 SingleSign rule and 1 generalized
[2026-05-28 04:44:56] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12938980111607470138.kers
Total runtime 1 ms.
[2026-05-28 04:44:56] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-28 04:44:56] [INFO ] Invariant cache hit.
[2026-05-28 04:44:57] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 04:44:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 470 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 450 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 924ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 925ms
Finished structural reductions in LTL mode , in 1 iterations and 1020 ms. Remains : 22/22 places, 20/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U !p1)&&X(X(X(F(p1))))))'
Stuttering acceptance computed with spot in 270 ms :[true, true, p1, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-04
Product exploration explored 100000 steps with 13914 reset in 454 ms.
Stack based approach found an accepted trace after 307 steps with 39 reset with depth 12 and stack size 12 in 1 ms.
FORMULA FMS-PT-00020-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-00020-LTLFireability-04 finished in 1805 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U p1))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 15
Reduce places removed 8 places and 0 transitions.
Graph (trivial) has 8 edges and 14 vertex of which 3 / 14 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 15 place count 12 transition count 14
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 4 rules applied. Total rules applied 19 place count 11 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 20 place count 10 transition count 11
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 20 place count 10 transition count 9
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 24 place count 8 transition count 9
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 25 place count 8 transition count 9
Applied a total of 25 rules in 20 ms. Remains 8 /22 variables (removed 14) and now considering 9/20 (removed 11) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8119669810666748088.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7853641797216684300.kers'
[2026-05-28 04:44:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8119669810666748088.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7853641797216684300.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 8 rows 6 cols 14 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-28 04:44:58] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7853641797216684300.kers
Total runtime 1 ms.
[2026-05-28 04:44:58] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-28 04:44:58] [INFO ] Invariant cache hit.
[2026-05-28 04:44:58] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2026-05-28 04:44:58] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2026-05-28 04:44:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 3/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/17 variables, and 11 constraints, problems are : Problem set: 0 solved, 4 unsolved in 114 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 3/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/17 variables, and 15 constraints, problems are : Problem set: 0 solved, 4 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 222ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 223ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/22 places, 9/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 324 ms. Remains : 8/22 places, 9/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U p1))))'
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA FMS-PT-00020-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-06 finished in 482 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(p1)))&&(G(!p0) U !p2)))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6081283932844317532.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2453986162245963460.kers'
[2026-05-28 04:44:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6081283932844317532.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2453986162245963460.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 42 entries
Finished phase 1 with 15 SingleSign rule and 1 generalized
[2026-05-28 04:44:59] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2453986162245963460.kers
Total runtime 3 ms.
[2026-05-28 04:44:59] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-28 04:44:59] [INFO ] Invariant cache hit.
[2026-05-28 04:44:59] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 04:44:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 607 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1134ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1135ms
Finished structural reductions in LTL mode , in 1 iterations and 1246 ms. Remains : 22/22 places, 20/20 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(p1)))&&(G(!p0) U !p2)))'
Stuttering acceptance computed with spot in 294 ms :[(OR p2 (AND (NOT p0) (NOT p1))), true, (AND (NOT p0) (NOT p1)), p0, p2, (NOT p1)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA FMS-PT-00020-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-07 finished in 1594 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U (G(!p0)||(!p0&&G(!p1)))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 17
Reduce places removed 4 places and 0 transitions.
Graph (trivial) has 8 edges and 18 vertex of which 3 / 18 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 16 transition count 17
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 10 place count 16 transition count 15
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 10 place count 16 transition count 13
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 14 place count 14 transition count 13
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 21 place count 10 transition count 10
Applied a total of 21 rules in 7 ms. Remains 10 /22 variables (removed 12) and now considering 10/20 (removed 10) transitions.
[2026-05-28 04:45:00] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14177545544803292861.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14852209135897630050.kers'
[2026-05-28 04:45:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14177545544803292861.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14852209135897630050.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 8 rows 8 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 1 generalized
[2026-05-28 04:45:00] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14852209135897630050.kers
Total runtime 0 ms.
[2026-05-28 04:45:00] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-28 04:45:00] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2026-05-28 04:45:00] [INFO ] Invariant cache hit.
[2026-05-28 04:45:00] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2026-05-28 04:45:00] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-28 04:45:00] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2026-05-28 04:45:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 8/18 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/19 variables, and 14 constraints, problems are : Problem set: 0 solved, 6 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 8/18 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/19 variables, and 20 constraints, problems are : Problem set: 0 solved, 6 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 327ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 328ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/22 places, 10/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 415 ms. Remains : 10/22 places, 10/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U (G(!p0)||(!p0&&G(!p1)))))'
Stuttering acceptance computed with spot in 122 ms :[true, p0, (AND p0 p1), p1]
Running random walk in product with property : FMS-PT-00020-LTLFireability-10
Entered a terminal (fully accepting) state of product in 34 steps with 0 reset in 0 ms.
FORMULA FMS-PT-00020-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-10 finished in 572 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 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 15
Reduce places removed 8 places and 0 transitions.
Graph (trivial) has 11 edges and 14 vertex of which 6 / 14 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 12 rules applied. Total rules applied 17 place count 10 transition count 12
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 25 place count 6 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 25 place count 6 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 27 place count 5 transition count 7
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 28 place count 5 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 28 place count 5 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 31 place count 3 transition count 5
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 32 place count 3 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 33 place count 2 transition count 4
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 34 place count 2 transition count 3
Applied a total of 34 rules in 6 ms. Remains 2 /22 variables (removed 20) and now considering 3/20 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6087196169923131452.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4316486494313975306.kers'
[2026-05-28 04:45:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6087196169923131452.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4316486494313975306.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-28 04:45:01] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4316486494313975306.kers
Total runtime 0 ms.
[2026-05-28 04:45:01] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-28 04:45:01] [INFO ] Invariant cache hit.
[2026-05-28 04:45:01] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2026-05-28 04:45:01] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-28 04:45:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 59ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 60ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/22 places, 3/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 109 ms. Remains : 2/22 places, 3/20 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 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-11
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA FMS-PT-00020-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-11 finished in 212 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((!p0||X(F((!p0&&F((F(G(!p2))&&p1)))))) U !p2))))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14810343672868457412.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2389251898267765503.kers'
[2026-05-28 04:45:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14810343672868457412.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2389251898267765503.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 42 entries
Finished phase 1 with 15 SingleSign rule and 1 generalized
[2026-05-28 04:45:01] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2389251898267765503.kers
Total runtime 0 ms.
[2026-05-28 04:45:01] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-28 04:45:01] [INFO ] Invariant cache hit.
[2026-05-28 04:45:01] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 04:45:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 393 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 471 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 870ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 871ms
Finished structural reductions in LTL mode , in 1 iterations and 954 ms. Remains : 22/22 places, 20/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((!p0||X(F((!p0&&F((F(G(!p2))&&p1)))))) U !p2))))'
Stuttering acceptance computed with spot in 372 ms :[p2, p2, p2, (OR (NOT p1) p2 p0), p2, (OR (NOT p1) p0), (NOT p1)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-12
Product exploration explored 100000 steps with 33333 reset in 152 ms.
Product exploration explored 100000 steps with 33333 reset in 124 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 18 ms. Proved property starting from automaton with 7 states, 12 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 19 ms.
FORMULA FMS-PT-00020-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FMS-PT-00020-LTLFireability-12 finished in 1681 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 15
Reduce places removed 8 places and 0 transitions.
Graph (trivial) has 11 edges and 14 vertex of which 6 / 14 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 15 place count 10 transition count 14
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 7 rules applied. Total rules applied 22 place count 8 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 23 place count 7 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 23 place count 7 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 25 place count 6 transition count 8
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 27 place count 5 transition count 7
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 28 place count 5 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 28 place count 5 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 3 rules applied. Total rules applied 31 place count 3 transition count 5
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 32 place count 2 transition count 4
Iterating global reduction 4 with 1 rules applied. Total rules applied 33 place count 2 transition count 4
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 34 place count 2 transition count 3
Applied a total of 34 rules in 9 ms. Remains 2 /22 variables (removed 20) and now considering 3/20 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10556960236232716959.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2608988842744945282.kers'
[2026-05-28 04:45:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10556960236232716959.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2608988842744945282.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-28 04:45:03] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2608988842744945282.kers
Total runtime 0 ms.
[2026-05-28 04:45:03] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-28 04:45:03] [INFO ] Invariant cache hit.
[2026-05-28 04:45:03] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2026-05-28 04:45:03] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-28 04:45:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 79ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/22 places, 3/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 148 ms. Remains : 2/22 places, 3/20 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 53 ms :[(NOT p0)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FMS-PT-00020-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-13 finished in 235 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(p0) U X(X((!p1 U X(!p1)))))))))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6868062195359076271.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9694576551668065688.kers'
[2026-05-28 04:45:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6868062195359076271.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9694576551668065688.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 42 entries
Finished phase 1 with 15 SingleSign rule and 1 generalized
[2026-05-28 04:45:03] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9694576551668065688.kers
Total runtime 1 ms.
[2026-05-28 04:45:03] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-28 04:45:03] [INFO ] Invariant cache hit.
[2026-05-28 04:45:03] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 04:45:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 547 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 2/21 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/42 variables, 22/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 476 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1028ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1029ms
Finished structural reductions in LTL mode , in 1 iterations and 1124 ms. Remains : 22/22 places, 20/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(p0) U X(X((!p1 U X(!p1)))))))))'
Stuttering acceptance computed with spot in 568 ms :[p1, p1, p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0)]
Running random walk in product with property : FMS-PT-00020-LTLFireability-14
Product exploration explored 100000 steps with 3785 reset in 122 ms.
Stack based approach found an accepted trace after 322 steps with 11 reset with depth 67 and stack size 67 in 2 ms.
FORMULA FMS-PT-00020-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-00020-LTLFireability-14 finished in 1926 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(G((X(X(X(p1)))||(p0 U p2))))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-28 04:45:05] [INFO ] Invariant cache hit.
[2026-05-28 04:45:05] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-28 04:45:05] [INFO ] Invariant cache hit.
[2026-05-28 04:45:05] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 87 ms. Remains : 22/22 places, 20/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(G((X(X(X(p1)))||(p0 U p2))))))'
Stuttering acceptance computed with spot in 1316 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2)), false]
Running random walk in product with property : FMS-PT-00020-LTLFireability-15
Product exploration explored 100000 steps with 14584 reset in 150 ms.
Product exploration explored 100000 steps with 14578 reset in 194 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 337 ms. Reduced automaton from 28 states, 73 edges and 3 AP (stutter sensitive) to 10 states, 16 edges and 3 AP (stutter sensitive).
RANDOM walk for 285 steps (0 resets) in 11 ms. (23 steps per ms) remains 0/7 properties
Knowledge based reduction with 2 factoid took 291 ms. Reduced automaton from 10 states, 16 edges and 3 AP (stutter sensitive) to 10 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 415 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Knowledge-based reduction took 1062 ms.
Stuttering acceptance computed with spot in 445 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-28 04:45:08] [INFO ] Invariant cache hit.
[2026-05-28 04:45:08] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-28 04:45:08] [INFO ] Invariant cache hit.
[2026-05-28 04:45:08] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 112 ms. Remains : 22/22 places, 20/20 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 296 ms. Reduced automaton from 10 states, 16 edges and 3 AP (stutter sensitive) to 10 states, 16 edges and 3 AP (stutter sensitive).
RANDOM walk for 437 steps (0 resets) in 9 ms. (43 steps per ms) remains 0/7 properties
Knowledge based reduction with 2 factoid took 350 ms. Reduced automaton from 10 states, 16 edges and 3 AP (stutter sensitive) to 10 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 476 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Knowledge-based reduction took 1128 ms.
Stuttering acceptance computed with spot in 474 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Stuttering acceptance computed with spot in 446 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Product exploration explored 100000 steps with 14431 reset in 251 ms.
Entered a terminal (fully accepting) state of product in 54144 steps with 7906 reset in 119 ms.
FORMULA FMS-PT-00020-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00020-LTLFireability-15 finished in 5972 ms.
All properties solved by simple procedures.
Total runtime 22879 ms.

BK_STOP 1779943511510

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="FMS-PT-00020"
export BK_EXAMINATION="LTLFireability"
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 FMS-PT-00020, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r130-smll-177955809200492"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FMS-PT-00020.tgz
mv FMS-PT-00020 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;