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-177955809100468.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-00002, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100468
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 7.3K Mar 7 05:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 05:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Mar 7 05:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K Mar 7 05:10 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 3.7K Mar 15 10:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 10:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 05:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 168K 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 97K Mar 7 05:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 10:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:16 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-00002-LTLFireability-00
FORMULA_NAME FMS-PT-00002-LTLFireability-01
FORMULA_NAME FMS-PT-00002-LTLFireability-02
FORMULA_NAME FMS-PT-00002-LTLFireability-03
FORMULA_NAME FMS-PT-00002-LTLFireability-04
FORMULA_NAME FMS-PT-00002-LTLFireability-05
FORMULA_NAME FMS-PT-00002-LTLFireability-06
FORMULA_NAME FMS-PT-00002-LTLFireability-07
FORMULA_NAME FMS-PT-00002-LTLFireability-08
FORMULA_NAME FMS-PT-00002-LTLFireability-09
FORMULA_NAME FMS-PT-00002-LTLFireability-10
FORMULA_NAME FMS-PT-00002-LTLFireability-11
FORMULA_NAME FMS-PT-00002-LTLFireability-12
FORMULA_NAME FMS-PT-00002-LTLFireability-13
FORMULA_NAME FMS-PT-00002-LTLFireability-14
FORMULA_NAME FMS-PT-00002-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779940734082

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-00002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-28 03:58:56] [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 03:58:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 03:58:56] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2026-05-28 03:58:56] [INFO ] Transformed 22 places.
[2026-05-28 03:58:56] [INFO ] Transformed 20 transitions.
[2026-05-28 03:58:56] [INFO ] Parsed PT model containing 22 places and 20 transitions and 50 arcs in 284 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA FMS-PT-00002-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-00002-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FMS-PT-00002-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 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 10 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-5230698625119660880.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9860749064078240003.kers'
[2026-05-28 03:58:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5230698625119660880.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9860749064078240003.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 03:58:57] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9860749064078240003.kers
Total runtime 2 ms.
[2026-05-28 03:58:57] [INFO ] Implicit Places using invariants in 292 ms returned []
[2026-05-28 03:58:57] [INFO ] Invariant cache hit.
[2026-05-28 03:58:57] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 452 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-28 03:58:57] [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 819 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 532 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 1393ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1415ms
Finished structural reductions in LTL mode , in 1 iterations and 1946 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 03:58:59] [INFO ] Invariant cache hit.
[2026-05-28 03:58:59] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-28 03:58:59] [INFO ] Invariant cache hit.
[2026-05-28 03:58:59] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 22/22 places, 20/20 transitions.
Support contains 22 out of 22 places after structural reductions.
[2026-05-28 03:58:59] [INFO ] Flatten gal took : 30 ms
[2026-05-28 03:58:59] [INFO ] Flatten gal took : 10 ms
[2026-05-28 03:58:59] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 21 to 20
RANDOM walk for 4594 steps (0 resets) in 315 ms. (14 steps per ms) remains 0/20 properties
FORMULA FMS-PT-00002-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA FMS-PT-00002-LTLFireability-05 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' '!(F(G((X(X(X(X(p1))))||X(p1)||p0))))'
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 03:59:00] [INFO ] Invariant cache hit.
[2026-05-28 03:59:00] [INFO ] Implicit Places using invariants in 62 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 69 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 71 ms. Remains : 21/22 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' '!(F(G((X(X(X(X(p1))))||X(p1)||p0))))'
Stuttering acceptance computed with spot in 480 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FMS-PT-00002-LTLFireability-01
Product exploration explored 100000 steps with 2301 reset in 635 ms.
Stack based approach found an accepted trace after 14360 steps with 350 reset with depth 110 and stack size 108 in 32 ms.
FORMULA FMS-PT-00002-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-00002-LTLFireability-01 finished in 1365 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 ((X(!p1) U p2)||X((X(p4)&&p3)))))'
Support contains 7 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 03:59:01] [INFO ] Invariant cache hit.
[2026-05-28 03:59:01] [INFO ] Implicit Places using invariants in 30 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 21/22 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 ((X(!p1) U p2)||X((X(p4)&&p3)))))'
Stuttering acceptance computed with spot in 502 ms :[true, (NOT p4), (AND (NOT p2) (NOT p4)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (OR (AND (NOT p2) (NOT p4)) (AND (NOT p2) (NOT p3)) (AND p1 (NOT p4)) (AND p1 (NOT p3))), (OR (NOT p2) p1), (OR (AND (NOT p2) (NOT p4)) (AND p1 (NOT p4))), (OR (AND (NOT p2) (NOT p4)) (AND p1 (NOT p4)))]
Running random walk in product with property : FMS-PT-00002-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FMS-PT-00002-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00002-LTLFireability-02 finished in 579 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 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 3 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 42 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-10917424812734948039.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7806375495488377271.kers'
[2026-05-28 03:59:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10917424812734948039.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7806375495488377271.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 03:59:02] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7806375495488377271.kers
Total runtime 0 ms.
[2026-05-28 03:59:02] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-28 03:59:02] [INFO ] Invariant cache hit.
[2026-05-28 03:59:02] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2026-05-28 03:59:02] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-28 03:59:02] [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 44 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 45 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 93ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 93ms
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 206 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 52 ms :[(NOT p0)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-03
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA FMS-PT-00002-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00002-LTLFireability-03 finished in 295 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X(X(F((p1&&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-7279183404961517938.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8097830702310665104.kers'
[2026-05-28 03:59:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7279183404961517938.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8097830702310665104.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 03:59:02] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8097830702310665104.kers
Total runtime 1 ms.
[2026-05-28 03:59:02] [INFO ] Implicit Places using invariants in 62 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 64 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 20/22 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||X(X(X(F((p1&&X(p1)))))))))'
Stuttering acceptance computed with spot in 240 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-07
Product exploration explored 100000 steps with 6573 reset in 393 ms.
Stack based approach found an accepted trace after 17 steps with 1 reset with depth 12 and stack size 12 in 1 ms.
FORMULA FMS-PT-00002-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-00002-LTLFireability-07 finished in 752 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X((p0&&F(p1))))) U ((X(X(X((p0&&F(p1)))))&&(p0||G(p2)))||X(X(X(G((p0&&F(p1)))))))))'
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.
[2026-05-28 03:59:03] [INFO ] Invariant cache hit.
[2026-05-28 03:59:03] [INFO ] Implicit Places using invariants in 42 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45 ms. Remains : 20/22 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(X((p0&&F(p1))))) U (X(X(X(G((p0&&F(p1))))))||(X(X(X((p0&&F(p1)))))&&(p0||G(p2))))))'
Stuttering acceptance computed with spot in 949 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), true, (NOT p1), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-08
Entered a terminal (fully accepting) state of product in 14 steps with 2 reset in 0 ms.
FORMULA FMS-PT-00002-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00002-LTLFireability-08 finished in 1070 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(X(G(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.
[2026-05-28 03:59:04] [INFO ] Invariant cache hit.
[2026-05-28 03:59:04] [INFO ] Implicit Places using invariants in 44 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 45 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 47 ms. Remains : 20/22 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(X(G(p1)))))'
Stuttering acceptance computed with spot in 295 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) p1)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-09
Entered a terminal (fully accepting) state of product in 8 steps with 1 reset in 0 ms.
FORMULA FMS-PT-00002-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00002-LTLFireability-09 finished in 390 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&G((p1||X(X(F((p0 U (p2||G(p0))))))))))))'
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 03:59:04] [INFO ] Invariant cache hit.
[2026-05-28 03:59:04] [INFO ] Implicit Places using invariants in 51 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 20/22 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(F((p0&&G((p1||X(X(F((p0 U (p2||G(p0))))))))))))'
Stuttering acceptance computed with spot in 318 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : FMS-PT-00002-LTLFireability-10
Product exploration explored 100000 steps with 11432 reset in 195 ms.
Stack based approach found an accepted trace after 1164 steps with 130 reset with depth 13 and stack size 13 in 5 ms.
FORMULA FMS-PT-00002-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-00002-LTLFireability-10 finished in 634 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 U (p1||G(!p0))))||(F(p2)&&X(p3))))'
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 0 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-28 03:59:05] [INFO ] Invariant cache hit.
[2026-05-28 03:59:05] [INFO ] Implicit Places using invariants in 56 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 57 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 59 ms. Remains : 20/22 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 U (p1||G(!p0))))||(F(p2)&&X(p3))))'
Stuttering acceptance computed with spot in 240 ms :[(OR (AND p0 (NOT p1) (NOT p2)) (AND p0 (NOT p1) (NOT p3))), (AND (NOT p2) (NOT p1) p0), (AND (NOT p1) p0 (NOT p3)), (NOT p2), true, (AND (NOT p1) p0)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-11
Entered a terminal (fully accepting) state of product in 73 steps with 1 reset in 0 ms.
FORMULA FMS-PT-00002-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00002-LTLFireability-11 finished in 342 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 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 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 22 transition count 16
Reduce places removed 6 places and 0 transitions.
Graph (trivial) has 9 edges and 16 vertex of which 6 / 16 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 9 rules applied. Total rules applied 13 place count 12 transition count 14
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 20 place count 9 transition count 10
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 20 place count 9 transition count 8
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 25 place count 6 transition count 8
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 26 place count 6 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 26 place count 6 transition count 6
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 29 place count 4 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 30 place count 4 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 31 place count 3 transition count 5
Applied a total of 31 rules in 4 ms. Remains 3 /22 variables (removed 19) and now considering 5/20 (removed 15) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6532546810871144208.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3400848848845669621.kers'
[2026-05-28 03:59:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6532546810871144208.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3400848848845669621.kers]
Normalized transition count is 4 out of 5 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 3 cols 8 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-28 03:59:05] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3400848848845669621.kers
Total runtime 0 ms.
[2026-05-28 03:59:05] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-28 03:59:05] [INFO ] Invariant cache hit.
[2026-05-28 03:59:05] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2026-05-28 03:59:05] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-28 03:59:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 110ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/22 places, 5/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 164 ms. Remains : 3/22 places, 5/20 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)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FMS-PT-00002-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FMS-PT-00002-LTLFireability-12 finished in 296 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((F((!p0||(p1&&X(!p2)))) U X(!p3)))))'
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-3082040580314817728.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1581832760614202873.kers'
[2026-05-28 03:59:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3082040580314817728.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1581832760614202873.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 03:59:06] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1581832760614202873.kers
Total runtime 0 ms.
[2026-05-28 03:59:06] [INFO ] Implicit Places using invariants in 33 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 21/22 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((F((!p0||(X(!p1)&&p2))) U X(!p3)))))'
Stuttering acceptance computed with spot in 313 ms :[p3, p3, p3, p3, (OR (AND p0 (NOT p2) p3) (AND p0 p1 p3)), (AND p0 p1 p3), (OR (AND p0 (NOT p2)) (AND p0 p1)), (AND p0 p1)]
Running random walk in product with property : FMS-PT-00002-LTLFireability-14
Product exploration explored 100000 steps with 11350 reset in 307 ms.
Stack based approach found an accepted trace after 179 steps with 23 reset with depth 25 and stack size 25 in 1 ms.
FORMULA FMS-PT-00002-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property FMS-PT-00002-LTLFireability-14 finished in 697 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0||(X(X(!p1)) U ((!p2&&X(X(!p1)))||X(X(G(!p1))))))))'
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.
[2026-05-28 03:59:06] [INFO ] Invariant cache hit.
[2026-05-28 03:59:06] [INFO ] Implicit Places using invariants in 42 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 43 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45 ms. Remains : 20/22 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(X(!p1)) U ((!p2&&X(X(!p1)))||X(X(G(!p1))))))))'
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1, p1, true]
Running random walk in product with property : FMS-PT-00002-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 135 ms.
Product exploration explored 100000 steps with 50000 reset in 101 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 6 factoid took 14 ms. Proved property starting from automaton with 6 states, 9 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 20 ms.
FORMULA FMS-PT-00002-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FMS-PT-00002-LTLFireability-15 finished in 553 ms.
All properties solved by simple procedures.
Total runtime 10713 ms.

BK_STOP 1779940747364

--------------------
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-00002"
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-00002, 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-177955809100468"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FMS-PT-00002.tgz
mv FMS-PT-00002 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 ;