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.r098-tall-177955695300020.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)
.................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Diffusion2D-PT-D05N100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695300020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 7.6K Mar 6 16:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 6 16:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 6 16:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 6 16:00 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 4.4K Mar 15 09:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 09:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 09:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 6 16:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 6 16:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 6 16:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 6 16:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 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 55K 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 Diffusion2D-PT-D05N100-LTLFireability-00
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-01
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-02
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-03
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-04
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-05
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-06
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-07
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-08
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-09
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-10
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-11
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-12
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-13
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-14
FORMULA_NAME Diffusion2D-PT-D05N100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779558505885

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D05N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 17:48:27] [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]
[2026-05-23 17:48:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 17:48:27] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2026-05-23 17:48:27] [INFO ] Transformed 25 places.
[2026-05-23 17:48:27] [INFO ] Transformed 144 transitions.
[2026-05-23 17:48:27] [INFO ] Parsed PT model containing 25 places and 144 transitions and 288 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D05N100-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D05N100-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D05N100-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 7 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (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-1307093870301093872.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7502049584784300333.kers'
[2026-05-23 17:48:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1307093870301093872.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7502049584784300333.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 25 cols 288 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-23 17:48:27] [INFO ] Computed 1 invariants in 1 ms
Computed 1 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7502049584784300333.kers
Total runtime 2 ms.
[2026-05-23 17:48:27] [INFO ] Implicit Places using invariants in 154 ms returned []
[2026-05-23 17:48:27] [INFO ] Invariant cache hit.
[2026-05-23 17:48:27] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
Running 136 sub problems to find dead transitions.
[2026-05-23 17:48:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (OVERLAPS) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 26 constraints, problems are : Problem set: 0 solved, 136 unsolved in 2332 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 136 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 136/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 6 (OVERLAPS) 0/169 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 162 constraints, problems are : Problem set: 0 solved, 136 unsolved in 2366 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4764ms problems are : Problem set: 0 solved, 136 unsolved
Search for dead transitions found 0 dead transitions in 4778ms
Finished structural reductions in LTL mode , in 1 iterations and 5083 ms. Remains : 25/25 places, 144/144 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:32] [INFO ] Invariant cache hit.
[2026-05-23 17:48:32] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-23 17:48:32] [INFO ] Invariant cache hit.
[2026-05-23 17:48:32] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 61 ms. Remains : 25/25 places, 144/144 transitions.
Support contains 18 out of 25 places after structural reductions.
[2026-05-23 17:48:32] [INFO ] Flatten gal took : 26 ms
[2026-05-23 17:48:32] [INFO ] Flatten gal took : 9 ms
[2026-05-23 17:48:32] [INFO ] Input system was already deterministic with 144 transitions.
RANDOM walk for 38121 steps (8 resets) in 83 ms. (453 steps per ms) remains 0/19 properties
FORMULA Diffusion2D-PT-D05N100-LTLFireability-04 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' '!((X(G(p0)) U (p1&&X(X((F(G(p1))||G(p2)))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:33] [INFO ] Invariant cache hit.
[2026-05-23 17:48:33] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-23 17:48:33] [INFO ] Invariant cache hit.
[2026-05-23 17:48:33] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 25/25 places, 144/144 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (p1&&X(X((F(G(p1))||G(p2)))))))'
Stuttering acceptance computed with spot in 672 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p2)), true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-00 finished in 831 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p0)))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Graph (trivial) has 134 edges and 25 vertex of which 24 / 25 are part of one of the 1 SCC in 2 ms
Free SCC test removed 23 places
Ensure Unique test removed 141 transitions
Reduce isomorphic transitions removed 141 transitions.
Applied a total of 1 rules in 14 ms. Remains 2 /25 variables (removed 23) and now considering 3/144 (removed 141) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10724563025752640618.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13443812493016539572.kers'
[2026-05-23 17:48:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10724563025752640618.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13443812493016539572.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
[2026-05-23 17:48:33] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13443812493016539572.kers
Total runtime 0 ms.
[2026-05-23 17:48:33] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-23 17:48:33] [INFO ] Invariant cache hit.
[2026-05-23 17:48:33] [INFO ] Implicit Places using invariants and state equation in 13 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
[2026-05-23 17:48:33] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-23 17:48:33] [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 25 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 23 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 52ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 52ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/25 places, 3/144 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 103 ms. Remains : 2/25 places, 3/144 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p0)))'
Stuttering acceptance computed with spot in 90 ms :[p0, true, p0]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-02 finished in 222 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((!p0&&X(G(p1))))) U ((p1&&X(X((!p0&&X(G(p1))))))||X(X(G((!p0&&X(G(p1)))))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (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-1047143038666989548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10836986951841043834.kers'
[2026-05-23 17:48:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1047143038666989548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10836986951841043834.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 25 cols 288 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-23 17:48:34] [INFO ] Computed 1 invariants in 1 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10836986951841043834.kers
Total runtime 1 ms.
[2026-05-23 17:48:34] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-23 17:48:34] [INFO ] Invariant cache hit.
[2026-05-23 17:48:34] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 136 sub problems to find dead transitions.
[2026-05-23 17:48:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (OVERLAPS) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 26 constraints, problems are : Problem set: 0 solved, 136 unsolved in 1975 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 136 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 136/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 6 (OVERLAPS) 0/169 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 162 constraints, problems are : Problem set: 0 solved, 136 unsolved in 1988 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3982ms problems are : Problem set: 0 solved, 136 unsolved
Search for dead transitions found 0 dead transitions in 3982ms
Finished structural reductions in LTL mode , in 1 iterations and 4046 ms. Remains : 25/25 places, 144/144 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X((!p0&&X(G(p1))))) U (X(X(G((!p0&&X(G(p1))))))||(p1&&X(X((!p0&&X(G(p1)))))))))'
Stuttering acceptance computed with spot in 356 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-05
Entered a terminal (fully accepting) state of product in 33 steps with 0 reset in 2 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-05 finished in 4438 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((F(!p0)||(p1&&(F(p2) U X(p0)))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:38] [INFO ] Invariant cache hit.
[2026-05-23 17:48:38] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-23 17:48:38] [INFO ] Invariant cache hit.
[2026-05-23 17:48:38] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 68 ms. Remains : 25/25 places, 144/144 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((F(p0)||(p1&&(F(p2) U X(!p0)))))))'
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-08
Product exploration explored 100000 steps with 3444 reset in 324 ms.
Stack based approach found an accepted trace after 102 steps with 4 reset with depth 54 and stack size 54 in 0 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-08 finished in 572 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X((p1||F(p2)))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:39] [INFO ] Invariant cache hit.
[2026-05-23 17:48:39] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-23 17:48:39] [INFO ] Invariant cache hit.
[2026-05-23 17:48:39] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 56 ms. Remains : 25/25 places, 144/144 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((p1||F(p2)))))'
Stuttering acceptance computed with spot in 212 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 99 ms.
Product exploration explored 100000 steps with 50000 reset in 141 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 10 factoid took 24 ms. Proved property starting from automaton with 5 states, 8 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 32 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-09 finished in 572 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Graph (trivial) has 124 edges and 25 vertex of which 23 / 25 are part of one of the 1 SCC in 1 ms
Free SCC test removed 22 places
Ensure Unique test removed 139 transitions
Reduce isomorphic transitions removed 139 transitions.
Applied a total of 1 rules in 2 ms. Remains 3 /25 variables (removed 22) and now considering 5/144 (removed 139) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15315499497384745912.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13702196960603292085.kers'
[2026-05-23 17:48:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15315499497384745912.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13702196960603292085.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
[2026-05-23 17:48:39] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13702196960603292085.kers
Total runtime 0 ms.
[2026-05-23 17:48:39] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-23 17:48:39] [INFO ] Invariant cache hit.
[2026-05-23 17:48:39] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2026-05-23 17:48:39] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-23 17:48:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 57ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/25 places, 5/144 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 98 ms. Remains : 3/25 places, 5/144 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 36 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-10 finished in 157 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)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 6 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (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-13178952879403102198.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5895900673248539878.kers'
[2026-05-23 17:48:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13178952879403102198.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5895900673248539878.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 25 cols 288 entries
Finished phase 1 with 24 SingleSign rule and 0 generalized
[2026-05-23 17:48:39] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5895900673248539878.kers
Total runtime 1 ms.
[2026-05-23 17:48:39] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-23 17:48:39] [INFO ] Invariant cache hit.
[2026-05-23 17:48:39] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Running 136 sub problems to find dead transitions.
[2026-05-23 17:48:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (OVERLAPS) 0/169 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 26 constraints, problems are : Problem set: 0 solved, 136 unsolved in 2016 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 136 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 3 (OVERLAPS) 144/169 variables, 25/26 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 136/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
At refinement iteration 6 (OVERLAPS) 0/169 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 136 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 162 constraints, problems are : Problem set: 0 solved, 136 unsolved in 2033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 136/136 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4062ms problems are : Problem set: 0 solved, 136 unsolved
Search for dead transitions found 0 dead transitions in 4062ms
Finished structural reductions in LTL mode , in 1 iterations and 4137 ms. Remains : 25/25 places, 144/144 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)))'
Stuttering acceptance computed with spot in 144 ms :[p1, true, p1, p1]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-11 finished in 4309 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(F(p0)))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:44] [INFO ] Invariant cache hit.
[2026-05-23 17:48:44] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-23 17:48:44] [INFO ] Invariant cache hit.
[2026-05-23 17:48:44] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 63 ms. Remains : 25/25 places, 144/144 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(F(p0)))))'
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-12
Product exploration explored 100000 steps with 2134 reset in 239 ms.
Stack based approach found an accepted trace after 18 steps with 0 reset with depth 19 and stack size 19 in 0 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-12 finished in 485 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)&&X((!p2||X(G(p2))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:44] [INFO ] Invariant cache hit.
[2026-05-23 17:48:44] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-23 17:48:44] [INFO ] Invariant cache hit.
[2026-05-23 17:48:44] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 93 ms. Remains : 25/25 places, 144/144 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)&&X((p2||X(G(!p2))))))'
Stuttering acceptance computed with spot in 214 ms :[(NOT p1), (NOT p0), (NOT p1), false, p2, true]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-13
Entered a terminal (fully accepting) state of product in 36 steps with 17 reset in 0 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-13 finished in 353 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) U X((F(p1) U (F(G(p3))&&p2))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 144/144 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 144/144 (removed 0) transitions.
[2026-05-23 17:48:45] [INFO ] Invariant cache hit.
[2026-05-23 17:48:45] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-23 17:48:45] [INFO ] Invariant cache hit.
[2026-05-23 17:48:45] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 25/25 places, 144/144 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) U X((F(p1) U (F(G(p3))&&p2))))))'
Stuttering acceptance computed with spot in 262 ms :[(OR (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) p2 (NOT p3))), (OR (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p3)), (NOT p3)]
Running random walk in product with property : Diffusion2D-PT-D05N100-LTLFireability-14
Product exploration explored 100000 steps with 158 reset in 500 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA Diffusion2D-PT-D05N100-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D05N100-LTLFireability-14 finished in 910 ms.
All properties solved by simple procedures.
Total runtime 18880 ms.

BK_STOP 1779558525993

--------------------
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="Diffusion2D-PT-D05N100"
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 Diffusion2D-PT-D05N100, 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 r098-tall-177955695300020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D05N100.tgz
mv Diffusion2D-PT-D05N100 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 ;