Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r194-tall-177969914300820.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 PGCD-PT-D02N100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914300820
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 7.2K Mar 8 14:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 8 14:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 8 14:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 8 14:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 16 08:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 16 08:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 16 08:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 16 08:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Mar 8 14:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 8 14:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 8 14:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Mar 8 14:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 5.6K 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 PGCD-PT-D02N100-LTLFireability-00
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-01
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-02
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-03
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-04
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-05
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-06
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-07
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-08
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-09
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-10
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-11
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-12
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-13
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-14
FORMULA_NAME PGCD-PT-D02N100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779837622015

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D02N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 23:20:23] [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]
[2026-05-26 23:20:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 23:20:23] [INFO ] Load time of PNML (sax parser for PT used): 27 ms
[2026-05-26 23:20:23] [INFO ] Transformed 9 places.
[2026-05-26 23:20:23] [INFO ] Transformed 9 transitions.
[2026-05-26 23:20:23] [INFO ] Parsed PT model containing 9 places and 9 transitions and 42 arcs in 115 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA PGCD-PT-D02N100-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-PT-D02N100-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-PT-D02N100-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 12 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7505407873466109188.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17072741981558835824.kers'
[2026-05-26 23:20:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7505407873466109188.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17072741981558835824.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 9 rows 6 cols 24 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-26 23:20:23] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17072741981558835824.kers
Total runtime 1 ms.
[2026-05-26 23:20:23] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 234 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 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) 0/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 375ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 387ms
[2026-05-26 23:20:23] [INFO ] Invariant cache hit.
[2026-05-26 23:20:23] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-26 23:20:23] [INFO ] Invariant cache hit.
[2026-05-26 23:20:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 23:20:23] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 521 ms. Remains : 9/9 places, 9/9 transitions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:23] [INFO ] Invariant cache hit.
[2026-05-26 23:20:23] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-26 23:20:23] [INFO ] Invariant cache hit.
[2026-05-26 23:20:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 23:20:23] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 49 ms. Remains : 9/9 places, 9/9 transitions.
Support contains 9 out of 9 places after structural reductions.
[2026-05-26 23:20:24] [INFO ] Flatten gal took : 13 ms
[2026-05-26 23:20:24] [INFO ] Flatten gal took : 3 ms
[2026-05-26 23:20:24] [INFO ] Input system was already deterministic with 9 transitions.
Reduction of identical properties reduced properties to check from 16 to 13
RANDOM walk for 4079 steps (0 resets) in 17 ms. (226 steps per ms) remains 0/13 properties
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' '!((X(X(X(X(G(p0)))))||(!p1 U (p2||G(!p1)))))'
Support contains 7 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:24] [INFO ] Invariant cache hit.
[2026-05-26 23:20:24] [INFO ] Implicit Places using invariants in 30 ms returned [6, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 7/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(X(G(p0)))))||(!p1 U (p2||G(!p1)))))'
Stuttering acceptance computed with spot in 579 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p2) p1), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-00
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 2 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-00 finished in 700 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 p1)&&F(p0))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 4 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:25] [INFO ] Invariant cache hit.
[2026-05-26 23:20:25] [INFO ] Implicit Places using invariants in 22 ms returned [7, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 23 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29 ms. Remains : 7/9 places, 9/9 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 p1)&&F(p0))))'
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p1), (NOT p0)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-01
Entered a terminal (fully accepting) state of product in 39 steps with 2 reset in 2 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-01 finished in 210 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((X(p1)||p0))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:25] [INFO ] Invariant cache hit.
[2026-05-26 23:20:25] [INFO ] Implicit Places using invariants in 27 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 8/9 places, 9/9 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((X(p1)||p0))))'
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-03
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-03 finished in 199 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||G(p1)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:25] [INFO ] Invariant cache hit.
[2026-05-26 23:20:25] [INFO ] Implicit Places using invariants in 33 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 35 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 38 ms. Remains : 6/9 places, 9/9 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((G(p0)||p1))))'
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-04
Product exploration explored 100000 steps with 2 reset in 191 ms.
Product exploration explored 100000 steps with 2 reset in 223 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 155 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 2245 steps (0 resets) in 7 ms. (280 steps per ms) remains 0/4 properties
Knowledge based reduction with 3 factoid took 254 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 510 ms.
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3578893080410249472.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12361860796373766688.kers'
[2026-05-26 23:20:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3578893080410249472.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12361860796373766688.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 6 cols 24 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-26 23:20:27] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12361860796373766688.kers
Total runtime 0 ms.
[2026-05-26 23:20:27] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 10 constraints, problems are : Problem set: 0 solved, 3 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 13 constraints, problems are : Problem set: 0 solved, 3 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 116ms
[2026-05-26 23:20:27] [INFO ] Invariant cache hit.
[2026-05-26 23:20:27] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-26 23:20:27] [INFO ] Invariant cache hit.
[2026-05-26 23:20:27] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 23:20:27] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2026-05-26 23:20:27] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 170 ms. Remains : 6/6 places, 9/9 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 3 factoid took 198 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 616 steps (0 resets) in 6 ms. (88 steps per ms) remains 0/4 properties
Knowledge based reduction with 3 factoid took 248 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 530 ms.
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1 reset in 112 ms.
Stack based approach found an accepted trace after 26503 steps with 0 reset with depth 26504 and stack size 23497 in 37 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-04 finished in 2288 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(p1) U (G(!p1)&&p2)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15184546220998194001.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5556907994664372118.kers'
[2026-05-26 23:20:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15184546220998194001.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5556907994664372118.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 9 rows 6 cols 24 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-26 23:20:28] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5556907994664372118.kers
Total runtime 0 ms.
[2026-05-26 23:20:28] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 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) 0/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 327 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 604ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 604ms
[2026-05-26 23:20:28] [INFO ] Invariant cache hit.
[2026-05-26 23:20:28] [INFO ] Implicit Places using invariants in 21 ms returned [6, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 23 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 629 ms. Remains : 7/9 places, 9/9 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(p1) U (G(!p1)&&p2)))))'
Stuttering acceptance computed with spot in 162 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-05
Product exploration explored 100000 steps with 4 reset in 95 ms.
Stack based approach found an accepted trace after 4463 steps with 0 reset with depth 4464 and stack size 3991 in 5 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-05 finished in 932 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&&X((G(!p0)||F(p1)))))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:29] [INFO ] Invariant cache hit.
[2026-05-26 23:20:29] [INFO ] Implicit Places using invariants in 27 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 8/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((G(p0)||F(p1)))&&p0))))'
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-06
Product exploration explored 100000 steps with 186 reset in 133 ms.
Stack based approach found an accepted trace after 10 steps with 1 reset with depth 3 and stack size 3 in 0 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-06 finished in 369 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(G(p2)))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:29] [INFO ] Invariant cache hit.
[2026-05-26 23:20:29] [INFO ] Implicit Places using invariants in 18 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 19 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20 ms. Remains : 8/9 places, 9/9 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(G(p2)))))'
Stuttering acceptance computed with spot in 164 ms :[(OR (NOT p2) p1), true, p1, (NOT p2), (NOT p2)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-07
Entered a terminal (fully accepting) state of product in 27 steps with 3 reset in 0 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-07 finished in 216 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 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:29] [INFO ] Invariant cache hit.
[2026-05-26 23:20:29] [INFO ] Implicit Places using invariants in 24 ms returned [6, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 25 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 27 ms. Remains : 7/9 places, 9/9 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 28 ms :[(NOT p0)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-08
Product exploration explored 100000 steps with 12 reset in 91 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-08 finished in 170 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 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:29] [INFO ] Invariant cache hit.
[2026-05-26 23:20:29] [INFO ] Implicit Places using invariants in 29 ms returned [7, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32 ms. Remains : 7/9 places, 9/9 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 59 ms :[(NOT p0)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 91 ms.
Stack based approach found an accepted trace after 79 steps with 0 reset with depth 80 and stack size 76 in 0 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-09 finished in 207 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) U p1) U X((p2 U !p3)))&&X(X(p4))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:29] [INFO ] Invariant cache hit.
[2026-05-26 23:20:30] [INFO ] Implicit Places using invariants in 27 ms returned [6]
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 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 8/9 places, 9/9 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) U p1) U X((p2 U !p3)))&&X(X(p4))))'
Stuttering acceptance computed with spot in 336 ms :[(OR (NOT p4) p3), (NOT p4), (OR (AND (NOT p0) (NOT p2) p3) (AND (NOT p0) p1 p3)), (AND (NOT p1) (NOT p2) p3), p3, (NOT p4), true, (NOT p0), (NOT p1)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-11 finished in 423 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))||((X(p1)&&F(p2)) U X(p3))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:30] [INFO ] Invariant cache hit.
[2026-05-26 23:20:30] [INFO ] Implicit Places using invariants in 26 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 8/9 places, 9/9 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))||((X(p1)&&F(p2)) U X(p3))))'
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p2) (NOT p3) (NOT p0)), (NOT p0), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 110 ms.
Stack based approach found an accepted trace after 42 steps with 17 reset with depth 9 and stack size 9 in 1 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-12 finished in 375 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(p1)&&p0) U X(p2))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:30] [INFO ] Invariant cache hit.
[2026-05-26 23:20:30] [INFO ] Implicit Places using invariants in 22 ms returned [6, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 23 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24 ms. Remains : 7/9 places, 9/9 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(p1)&&p0) U X(p2))))'
Stuttering acceptance computed with spot in 180 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p2)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-13
Entered a terminal (fully accepting) state of product in 29 steps with 9 reset in 1 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-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' '!(((p0||X(G(p0))) U X(X(X(p1)))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 23:20:31] [INFO ] Invariant cache hit.
[2026-05-26 23:20:31] [INFO ] Implicit Places using invariants in 29 ms returned [6, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 7/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(G(p0))||p0) U X(X(X(p1)))))'
Stuttering acceptance computed with spot in 538 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : PGCD-PT-D02N100-LTLFireability-15
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA PGCD-PT-D02N100-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N100-LTLFireability-15 finished in 605 ms.
All properties solved by simple procedures.
Total runtime 8466 ms.

BK_STOP 1779837631657

--------------------
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="PGCD-PT-D02N100"
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 PGCD-PT-D02N100, 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 r194-tall-177969914300820"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D02N100.tgz
mv PGCD-PT-D02N100 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 ;