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.r146-tall-177961074200508.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 GPUForwardProgress-PT-36a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074200508
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 6.9K Mar 7 11:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 7 11:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 7 11:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 7 11:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 10:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 10:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 7 11:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 175K Mar 7 11:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 7 11:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Mar 7 11:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 56K 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 GPUForwardProgress-PT-36a-LTLFireability-00
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-01
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-02
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-03
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-04
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-05
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-06
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-07
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-08
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-09
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-10
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-11
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-12
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-13
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-14
FORMULA_NAME GPUForwardProgress-PT-36a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779733082787

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-36a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-25 18:18:03] [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]
[2026-05-25 18:18:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 18:18:04] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2026-05-25 18:18:04] [INFO ] Transformed 152 places.
[2026-05-25 18:18:04] [INFO ] Transformed 189 transitions.
[2026-05-25 18:18:04] [INFO ] Found NUPN structural information;
[2026-05-25 18:18:04] [INFO ] Parsed PT model containing 152 places and 189 transitions and 741 arcs in 153 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 38 transitions
Reduce redundant transitions removed 38 transitions.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-36a-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-36a-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 152 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 152/152 places, 151/151 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 151 transition count 151
Applied a total of 1 rules in 29 ms. Remains 151 /152 variables (removed 1) and now considering 151/151 (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-239293992163666825.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11788121872248981375.kers'
[2026-05-25 18:18:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-239293992163666825.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11788121872248981375.kers]
Normalized transition count is 150 out of 151 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 150 rows 151 cols 589 entries
Finished phase 1 with 113 SingleSign rule and 1 generalized
[2026-05-25 18:18:04] [INFO ] Computed 37 invariants in 0 ms
Computed 37 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11788121872248981375.kers
Total runtime 2 ms.
[2026-05-25 18:18:04] [INFO ] Implicit Places using invariants in 309 ms returned []
[2026-05-25 18:18:04] [INFO ] Invariant cache hit.
[2026-05-25 18:18:04] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:18:04] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 614 ms to find 0 implicit places.
Running 150 sub problems to find dead transitions.
[2026-05-25 18:18:04] [INFO ] Invariant cache hit.
[2026-05-25 18:18:04] [INFO ] State equation strengthened by 37 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (OVERLAPS) 1/301 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/301 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 1/302 variables, 1/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 11 (OVERLAPS) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 376 constraints, problems are : Problem set: 0 solved, 150 unsolved in 9548 ms.
Refiners :[Domain max(s): 151/151 constraints, Generalized P Invariants (flows): 37/37 constraints, State Equation: 151/151 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 150/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/300 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (OVERLAPS) 1/301 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/301 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
SMT process timed out in 39729ms, After SMT, problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 39740ms
Starting structural reductions in LTL mode, iteration 1 : 151/152 places, 151/151 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40418 ms. Remains : 151/152 places, 151/151 transitions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 6 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:18:44] [INFO ] Invariant cache hit.
[2026-05-25 18:18:44] [INFO ] Implicit Places using invariants in 243 ms returned []
[2026-05-25 18:18:44] [INFO ] Invariant cache hit.
[2026-05-25 18:18:45] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:18:45] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 489 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 496 ms. Remains : 151/151 places, 151/151 transitions.
Support contains 31 out of 151 places after structural reductions.
[2026-05-25 18:18:45] [INFO ] Flatten gal took : 49 ms
[2026-05-25 18:18:45] [INFO ] Flatten gal took : 16 ms
[2026-05-25 18:18:45] [INFO ] Input system was already deterministic with 151 transitions.
Reduction of identical properties reduced properties to check from 32 to 30
RANDOM walk for 5556 steps (10 resets) in 378 ms. (14 steps per ms) remains 0/30 properties
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 484 edges and 151 vertex of which 114 are kept as prefixes of interest. Removing 37 places using SCC suffix rule.11 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 U p1)&&X(p0)))&&F(p2))))'
Support contains 5 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 7 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:18:46] [INFO ] Invariant cache hit.
[2026-05-25 18:18:46] [INFO ] Implicit Places using invariants in 127 ms returned []
[2026-05-25 18:18:46] [INFO ] Invariant cache hit.
[2026-05-25 18:18:46] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:18:46] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 345 ms. Remains : 151/151 places, 151/151 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(((p0 U p1)&&X(p0)))&&F(p2))))'
Stuttering acceptance computed with spot in 369 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p2), (NOT p1), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-00
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-00 finished in 811 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 151 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Graph (complete) has 484 edges and 151 vertex of which 114 are kept as prefixes of interest. Removing 37 places using SCC suffix rule.4 ms
Discarding 37 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 36 Pre rules applied. Total rules applied 1 place count 113 transition count 113
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 0 with 72 rules applied. Total rules applied 73 place count 77 transition count 113
Applied a total of 73 rules in 45 ms. Remains 77 /151 variables (removed 74) and now considering 113/151 (removed 38) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-458786901799196473.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15420580217146041564.kers'
[2026-05-25 18:18:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-458786901799196473.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15420580217146041564.kers]
Normalized transition count is 112 out of 113 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 112 rows 77 cols 404 entries
Finished phase 1 with 75 SingleSign rule and 1 generalized
[2026-05-25 18:18:47] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15420580217146041564.kers
Total runtime 0 ms.
[2026-05-25 18:18:47] [INFO ] Implicit Places using invariants in 69 ms returned []
[2026-05-25 18:18:47] [INFO ] Invariant cache hit.
[2026-05-25 18:18:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 18:18:47] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 213 ms to find 0 implicit places.
[2026-05-25 18:18:47] [INFO ] Redundant transitions in 3 ms returned []
Running 77 sub problems to find dead transitions.
[2026-05-25 18:18:47] [INFO ] Invariant cache hit.
[2026-05-25 18:18:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 112/153 variables, 41/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (OVERLAPS) 36/189 variables, 36/119 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 36/155 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (OVERLAPS) 1/190 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 0/190 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 156 constraints, problems are : Problem set: 0 solved, 77 unsolved in 2505 ms.
Refiners :[Domain max(s): 77/77 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 77 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 112/153 variables, 41/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 5/88 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (OVERLAPS) 36/189 variables, 36/124 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 36/160 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 72/232 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/189 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 1/190 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/190 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 12 (OVERLAPS) 0/190 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 233 constraints, problems are : Problem set: 0 solved, 77 unsolved in 4639 ms.
Refiners :[Domain max(s): 77/77 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7172ms problems are : Problem set: 0 solved, 77 unsolved
Search for dead transitions found 0 dead transitions in 7174ms
Starting structural reductions in SI_LTL mode, iteration 1 : 77/151 places, 113/151 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7445 ms. Remains : 77/151 places, 113/151 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-01
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-01 finished in 7573 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((G(F(p0)) U (p1||X(X((!p2||F(p3))))))))'
Support contains 6 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 12 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (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-12547857165878230280.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10674706282108513906.kers'
[2026-05-25 18:18:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12547857165878230280.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10674706282108513906.kers]
Normalized transition count is 150 out of 151 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 150 rows 151 cols 589 entries
Finished phase 1 with 113 SingleSign rule and 1 generalized
[2026-05-25 18:18:54] [INFO ] Computed 37 invariants in 0 ms
Computed 37 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10674706282108513906.kers
Total runtime 1 ms.
[2026-05-25 18:18:54] [INFO ] Implicit Places using invariants in 105 ms returned []
[2026-05-25 18:18:54] [INFO ] Invariant cache hit.
[2026-05-25 18:18:54] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:18:54] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
Running 150 sub problems to find dead transitions.
[2026-05-25 18:18:54] [INFO ] Invariant cache hit.
[2026-05-25 18:18:54] [INFO ] State equation strengthened by 37 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (OVERLAPS) 1/301 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/301 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 1/302 variables, 1/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 11 (OVERLAPS) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 376 constraints, problems are : Problem set: 0 solved, 150 unsolved in 9135 ms.
Refiners :[Domain max(s): 151/151 constraints, Generalized P Invariants (flows): 37/37 constraints, State Equation: 151/151 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 150/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/300 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (OVERLAPS) 1/301 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/301 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
SMT process timed out in 39204ms, After SMT, problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 39205ms
Finished structural reductions in LTL mode , in 1 iterations and 39538 ms. Remains : 151/151 places, 151/151 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((G(F(p0)) U (p1||X(X((!p2||F(p3))))))))'
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p1) p2 (NOT p3)), (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p1) p2 (NOT p3))), (AND (NOT p0) p2 (NOT p3)), (OR (AND (NOT p1) p2 (NOT p3)) (AND (NOT p0) p2 (NOT p3))), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-02
Stuttering criterion allowed to conclude after 14587 steps with 3599 reset in 286 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-02 finished in 40111 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 151 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Graph (complete) has 484 edges and 151 vertex of which 114 are kept as prefixes of interest. Removing 37 places using SCC suffix rule.1 ms
Discarding 37 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 35 Pre rules applied. Total rules applied 1 place count 113 transition count 114
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 0 with 70 rules applied. Total rules applied 71 place count 78 transition count 114
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 73 place count 77 transition count 113
Applied a total of 73 rules in 17 ms. Remains 77 /151 variables (removed 74) and now considering 113/151 (removed 38) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14664870764340897798.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5470262736453303861.kers'
[2026-05-25 18:19:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14664870764340897798.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5470262736453303861.kers]
Normalized transition count is 112 out of 113 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 112 rows 77 cols 332 entries
Finished phase 1 with 75 SingleSign rule and 1 generalized
[2026-05-25 18:19:34] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5470262736453303861.kers
Total runtime 0 ms.
[2026-05-25 18:19:34] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-25 18:19:34] [INFO ] Invariant cache hit.
[2026-05-25 18:19:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 18:19:34] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
[2026-05-25 18:19:34] [INFO ] Redundant transitions in 2 ms returned []
Running 77 sub problems to find dead transitions.
[2026-05-25 18:19:34] [INFO ] Invariant cache hit.
[2026-05-25 18:19:34] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 112/153 variables, 41/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (OVERLAPS) 36/189 variables, 36/119 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 36/155 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (OVERLAPS) 1/190 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 0/190 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 156 constraints, problems are : Problem set: 0 solved, 77 unsolved in 2460 ms.
Refiners :[Domain max(s): 77/77 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 77 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 112/153 variables, 41/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 5/88 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (OVERLAPS) 36/189 variables, 36/124 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 36/160 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 72/232 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/189 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 1/190 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/190 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 12 (OVERLAPS) 0/190 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 233 constraints, problems are : Problem set: 0 solved, 77 unsolved in 3783 ms.
Refiners :[Domain max(s): 77/77 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6270ms problems are : Problem set: 0 solved, 77 unsolved
Search for dead transitions found 0 dead transitions in 6270ms
Starting structural reductions in SI_LTL mode, iteration 1 : 77/151 places, 113/151 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6450 ms. Remains : 77/151 places, 113/151 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 35 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-03 finished in 6512 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(X(F(p1)))))))'
Support contains 3 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 3 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (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-10658324039647997402.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-863469465897149709.kers'
[2026-05-25 18:19:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10658324039647997402.kers, --Pflows, --basisKERS=/tmp/petrispot-output-863469465897149709.kers]
Normalized transition count is 150 out of 151 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 150 rows 151 cols 589 entries
Finished phase 1 with 113 SingleSign rule and 1 generalized
[2026-05-25 18:19:41] [INFO ] Computed 37 invariants in 0 ms
Computed 37 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-863469465897149709.kers
Total runtime 1 ms.
[2026-05-25 18:19:41] [INFO ] Implicit Places using invariants in 184 ms returned []
[2026-05-25 18:19:41] [INFO ] Invariant cache hit.
[2026-05-25 18:19:41] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:19:41] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 495 ms to find 0 implicit places.
Running 150 sub problems to find dead transitions.
[2026-05-25 18:19:41] [INFO ] Invariant cache hit.
[2026-05-25 18:19:41] [INFO ] State equation strengthened by 37 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (OVERLAPS) 1/301 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/301 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 1/302 variables, 1/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 11 (OVERLAPS) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 376 constraints, problems are : Problem set: 0 solved, 150 unsolved in 9176 ms.
Refiners :[Domain max(s): 151/151 constraints, Generalized P Invariants (flows): 37/37 constraints, State Equation: 151/151 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 150/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/300 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (OVERLAPS) 1/301 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/301 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
SMT process timed out in 39237ms, After SMT, problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 39237ms
Finished structural reductions in LTL mode , in 1 iterations and 39737 ms. Remains : 151/151 places, 151/151 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(X(F(p1)))))))'
Stuttering acceptance computed with spot in 243 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-04
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-04 finished in 40019 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 151 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Graph (complete) has 484 edges and 151 vertex of which 114 are kept as prefixes of interest. Removing 37 places using SCC suffix rule.2 ms
Discarding 37 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 35 Pre rules applied. Total rules applied 1 place count 113 transition count 114
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 0 with 70 rules applied. Total rules applied 71 place count 78 transition count 114
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 73 place count 77 transition count 113
Applied a total of 73 rules in 14 ms. Remains 77 /151 variables (removed 74) and now considering 113/151 (removed 38) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14385566145728335033.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5216690221608996987.kers'
[2026-05-25 18:20:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14385566145728335033.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5216690221608996987.kers]
Normalized transition count is 112 out of 113 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 112 rows 77 cols 332 entries
Finished phase 1 with 75 SingleSign rule and 1 generalized
[2026-05-25 18:20:21] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5216690221608996987.kers
Total runtime 2 ms.
[2026-05-25 18:20:21] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-25 18:20:21] [INFO ] Invariant cache hit.
[2026-05-25 18:20:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 18:20:21] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2026-05-25 18:20:21] [INFO ] Redundant transitions in 3 ms returned []
Running 77 sub problems to find dead transitions.
[2026-05-25 18:20:21] [INFO ] Invariant cache hit.
[2026-05-25 18:20:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 112/153 variables, 41/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (OVERLAPS) 36/189 variables, 36/119 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 36/155 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (OVERLAPS) 1/190 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 0/190 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 156 constraints, problems are : Problem set: 0 solved, 77 unsolved in 2402 ms.
Refiners :[Domain max(s): 77/77 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 77 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (OVERLAPS) 112/153 variables, 41/83 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 5/88 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 6 (OVERLAPS) 36/189 variables, 36/124 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 36/160 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 72/232 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/189 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 10 (OVERLAPS) 1/190 variables, 1/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/190 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 12 (OVERLAPS) 0/190 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 77 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 233 constraints, problems are : Problem set: 0 solved, 77 unsolved in 3787 ms.
Refiners :[Domain max(s): 77/77 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 77/77 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 77/77 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6205ms problems are : Problem set: 0 solved, 77 unsolved
Search for dead transitions found 0 dead transitions in 6205ms
Starting structural reductions in SI_LTL mode, iteration 1 : 77/151 places, 113/151 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6380 ms. Remains : 77/151 places, 113/151 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 44 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-05 finished in 6449 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)&&F(G(p1))))))'
Support contains 4 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 5 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (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-14702450599388646064.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16710109720291776274.kers'
[2026-05-25 18:20:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14702450599388646064.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16710109720291776274.kers]
Normalized transition count is 150 out of 151 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 150 rows 151 cols 589 entries
Finished phase 1 with 113 SingleSign rule and 1 generalized
[2026-05-25 18:20:27] [INFO ] Computed 37 invariants in 0 ms
Computed 37 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16710109720291776274.kers
Total runtime 1 ms.
[2026-05-25 18:20:27] [INFO ] Implicit Places using invariants in 115 ms returned []
[2026-05-25 18:20:27] [INFO ] Invariant cache hit.
[2026-05-25 18:20:27] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:20:28] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
Running 150 sub problems to find dead transitions.
[2026-05-25 18:20:28] [INFO ] Invariant cache hit.
[2026-05-25 18:20:28] [INFO ] State equation strengthened by 37 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (OVERLAPS) 1/301 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/301 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (OVERLAPS) 1/302 variables, 1/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 11 (OVERLAPS) 0/302 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 376 constraints, problems are : Problem set: 0 solved, 150 unsolved in 8993 ms.
Refiners :[Domain max(s): 151/151 constraints, Generalized P Invariants (flows): 37/37 constraints, State Equation: 151/151 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 150/150 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 37/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (OVERLAPS) 150/300 variables, 150/337 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 36/373 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 150/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/300 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 7 (OVERLAPS) 1/301 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/301 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 150 unsolved
SMT process timed out in 39041ms, After SMT, problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 39041ms
Finished structural reductions in LTL mode , in 1 iterations and 39378 ms. Remains : 151/151 places, 151/151 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)&&F(G(p1))))))'
Stuttering acceptance computed with spot in 239 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-06
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-06 finished in 39660 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&X(p1)) U (G((p0&&X(p1)))||(p0&&X(p1)&&(F((!p2&&F(p3)))||G(!p4)))))))'
Support contains 7 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 4 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:21:07] [INFO ] Invariant cache hit.
[2026-05-25 18:21:07] [INFO ] Implicit Places using invariants in 108 ms returned []
[2026-05-25 18:21:07] [INFO ] Invariant cache hit.
[2026-05-25 18:21:07] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:21:07] [INFO ] Implicit Places using invariants and state equation in 214 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 328 ms. Remains : 151/151 places, 151/151 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&X(p1)) U (G((p0&&X(p1)))||(p0&&X(p1)&&(F((!p2&&F(p3)))||G(!p4)))))))'
Stuttering acceptance computed with spot in 687 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (OR (AND (NOT p0) (NOT p3) p4) (AND (NOT p1) (NOT p3) p4)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p3) p4) (AND (NOT p1) (NOT p3) p4) (AND (NOT p0) p2 p4) (AND (NOT p1) p2 p4)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3)) (AND (NOT p0) p2) (AND (NOT p1) p2)), (AND (NOT p3) p4), (NOT p3), (AND (NOT p3) p4 p0 (NOT p1)), (AND (NOT p3) (NOT p1)), (OR (NOT p3) p2), (OR (AND (NOT p3) p4) (AND p2 p4)), (OR (AND p0 (NOT p1) (NOT p3) p4) (AND p0 (NOT p1) p2 p4)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2))]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-08
Entered a terminal (fully accepting) state of product in 182 steps with 60 reset in 2 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-08 finished in 1074 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(G(p1))&&p0) U X((X(X(p2))&&(p3 U p1))))))'
Support contains 6 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 3 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:21:08] [INFO ] Invariant cache hit.
[2026-05-25 18:21:08] [INFO ] Implicit Places using invariants in 110 ms returned []
[2026-05-25 18:21:08] [INFO ] Invariant cache hit.
[2026-05-25 18:21:08] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:21:08] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 328 ms. Remains : 151/151 places, 151/151 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(p1))&&p0) U X((X(X(p2))&&(p3 U p1))))))'
Stuttering acceptance computed with spot in 962 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2), (NOT p1), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-09 finished in 1387 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G((p0&&X(X(p1)))))))))'
Support contains 2 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 4 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:21:09] [INFO ] Invariant cache hit.
[2026-05-25 18:21:09] [INFO ] Implicit Places using invariants in 114 ms returned []
[2026-05-25 18:21:09] [INFO ] Invariant cache hit.
[2026-05-25 18:21:10] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:21:10] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 362 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 366 ms. Remains : 151/151 places, 151/151 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&&X(X(p1)))))))))'
Stuttering acceptance computed with spot in 332 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-11
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-11 finished in 741 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((p0||X(G(p1))))))'
Support contains 4 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 2 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:21:10] [INFO ] Invariant cache hit.
[2026-05-25 18:21:10] [INFO ] Implicit Places using invariants in 103 ms returned []
[2026-05-25 18:21:10] [INFO ] Invariant cache hit.
[2026-05-25 18:21:10] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:21:10] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 322 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 324 ms. Remains : 151/151 places, 151/151 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||X(G(p1))))))'
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 : GPUForwardProgress-PT-36a-LTLFireability-12
Entered a terminal (fully accepting) state of product in 681 steps with 1 reset in 8 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-12 finished in 513 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(p1)))&&G(p2)&&p0)))'
Support contains 4 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Applied a total of 0 rules in 4 ms. Remains 151 /151 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2026-05-25 18:21:11] [INFO ] Invariant cache hit.
[2026-05-25 18:21:11] [INFO ] Implicit Places using invariants in 105 ms returned []
[2026-05-25 18:21:11] [INFO ] Invariant cache hit.
[2026-05-25 18:21:11] [INFO ] State equation strengthened by 37 read => feed constraints.
[2026-05-25 18:21:11] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 329 ms. Remains : 151/151 places, 151/151 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(p1)))&&G(p2)&&p0)))'
Stuttering acceptance computed with spot in 234 ms :[(NOT p2), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), true]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-13 finished in 596 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 151 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 151/151 places, 151/151 transitions.
Graph (complete) has 484 edges and 151 vertex of which 114 are kept as prefixes of interest. Removing 37 places using SCC suffix rule.2 ms
Discarding 37 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 34 Pre rules applied. Total rules applied 1 place count 113 transition count 115
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 0 with 68 rules applied. Total rules applied 69 place count 79 transition count 115
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 71 place count 78 transition count 114
Applied a total of 71 rules in 15 ms. Remains 78 /151 variables (removed 73) and now considering 114/151 (removed 37) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-641169865654635000.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9062629571104824560.kers'
[2026-05-25 18:21:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-641169865654635000.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9062629571104824560.kers]
Normalized transition count is 113 out of 114 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 113 rows 78 cols 334 entries
Finished phase 1 with 76 SingleSign rule and 1 generalized
[2026-05-25 18:21:11] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9062629571104824560.kers
Total runtime 1 ms.
[2026-05-25 18:21:11] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-25 18:21:11] [INFO ] Invariant cache hit.
[2026-05-25 18:21:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 18:21:11] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
[2026-05-25 18:21:11] [INFO ] Redundant transitions in 2 ms returned []
Running 78 sub problems to find dead transitions.
[2026-05-25 18:21:11] [INFO ] Invariant cache hit.
[2026-05-25 18:21:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 113/155 variables, 42/85 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 36/191 variables, 36/121 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 36/157 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (OVERLAPS) 1/192 variables, 1/158 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 10 (OVERLAPS) 0/192 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 158 constraints, problems are : Problem set: 0 solved, 78 unsolved in 2480 ms.
Refiners :[Domain max(s): 78/78 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 78/78 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 113/155 variables, 42/85 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 6/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (OVERLAPS) 36/191 variables, 36/127 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 36/163 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 72/235 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 10 (OVERLAPS) 1/192 variables, 1/236 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/192 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 12 (OVERLAPS) 0/192 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 236 constraints, problems are : Problem set: 0 solved, 78 unsolved in 4480 ms.
Refiners :[Domain max(s): 78/78 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 78/78 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6977ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 6977ms
Starting structural reductions in SI_LTL mode, iteration 1 : 78/151 places, 114/151 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7142 ms. Remains : 78/151 places, 114/151 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-36a-LTLFireability-14
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-36a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-36a-LTLFireability-14 finished in 7324 ms.
All properties solved by simple procedures.
Total runtime 195075 ms.

BK_STOP 1779733279049

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="GPUForwardProgress-PT-36a"
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 GPUForwardProgress-PT-36a, 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 r146-tall-177961074200508"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-36a.tgz
mv GPUForwardProgress-PT-36a 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 ;