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-177961074200435.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 GPUForwardProgress-PT-16b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074200435
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.7K Mar 7 11:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 7 11:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 7 11:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 7 11:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 7 11:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 11:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 7 11:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 7 11:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:36 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 84K 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-16b-LTLCardinality-00
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-01
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-02
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-03
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-04
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-05
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-06
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-07
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-08
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-09
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-10
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-11
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-12
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-13
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-14
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779726638851

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-16b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 16:30:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 16:30:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 16:30:40] [INFO ] Load time of PNML (sax parser for PT used): 76 ms
[2026-05-25 16:30:40] [INFO ] Transformed 340 places.
[2026-05-25 16:30:40] [INFO ] Transformed 357 transitions.
[2026-05-25 16:30:40] [INFO ] Found NUPN structural information;
[2026-05-25 16:30:40] [INFO ] Parsed PT model containing 340 places and 357 transitions and 877 arcs in 169 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 340 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 340/340 places, 357/357 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 339 transition count 357
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 31 place count 309 transition count 327
Iterating global reduction 1 with 30 rules applied. Total rules applied 61 place count 309 transition count 327
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 71 place count 299 transition count 317
Iterating global reduction 1 with 10 rules applied. Total rules applied 81 place count 299 transition count 317
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 90 place count 299 transition count 308
Applied a total of 90 rules in 86 ms. Remains 299 /340 variables (removed 41) and now considering 308/357 (removed 49) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6732436847233172914.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7730950742025233557.kers'
[2026-05-25 16:30:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6732436847233172914.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7730950742025233557.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 308 rows 299 cols 777 entries
Finished phase 1 with 281 SingleSign rule and 1 generalized
[2026-05-25 16:30:40] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7730950742025233557.kers
Total runtime 2 ms.
[2026-05-25 16:30:40] [INFO ] Implicit Places using invariants in 401 ms returned []
[2026-05-25 16:30:40] [INFO ] Invariant cache hit.
[2026-05-25 16:30:41] [INFO ] Implicit Places using invariants and state equation in 229 ms returned []
Implicit Place search using SMT with State Equation took 662 ms to find 0 implicit places.
Running 307 sub problems to find dead transitions.
[2026-05-25 16:30:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/298 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/298 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 2 (OVERLAPS) 308/606 variables, 298/315 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/606 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 4 (OVERLAPS) 1/607 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/607 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 6 (OVERLAPS) 0/607 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 307 unsolved
No progress, stopping.
After SMT solving in domain Real declared 607/607 variables, and 316 constraints, problems are : Problem set: 0 solved, 307 unsolved in 27632 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 299/299 constraints, PredecessorRefiner: 307/307 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 307 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/298 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/298 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 2 (OVERLAPS) 308/606 variables, 298/315 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/606 variables, 307/622 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/606 variables, 0/622 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 5 (OVERLAPS) 1/607 variables, 1/623 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/607 variables, 0/623 constraints. Problems are: Problem set: 0 solved, 307 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 607/607 variables, and 623 constraints, problems are : Problem set: 0 solved, 307 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 299/299 constraints, PredecessorRefiner: 307/307 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 57774ms problems are : Problem set: 0 solved, 307 unsolved
Search for dead transitions found 0 dead transitions in 57786ms
Starting structural reductions in LTL mode, iteration 1 : 299/340 places, 308/357 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58573 ms. Remains : 299/340 places, 308/357 transitions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Applied a total of 0 rules in 8 ms. Remains 299 /299 variables (removed 0) and now considering 308/308 (removed 0) transitions.
[2026-05-25 16:31:38] [INFO ] Invariant cache hit.
[2026-05-25 16:31:38] [INFO ] Implicit Places using invariants in 75 ms returned []
[2026-05-25 16:31:38] [INFO ] Invariant cache hit.
[2026-05-25 16:31:39] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 270 ms. Remains : 299/299 places, 308/308 transitions.
Support contains 37 out of 299 places after structural reductions.
[2026-05-25 16:31:39] [INFO ] Flatten gal took : 40 ms
[2026-05-25 16:31:39] [INFO ] Flatten gal took : 17 ms
[2026-05-25 16:31:39] [INFO ] Input system was already deterministic with 308 transitions.
RANDOM walk for 40000 steps (270 resets) in 1497 ms. (26 steps per ms) remains 3/21 properties
BEST_FIRST walk for 40003 steps (44 resets) in 138 ms. (287 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (33 resets) in 95 ms. (416 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (41 resets) in 119 ms. (333 steps per ms) remains 3/3 properties
[2026-05-25 16:31:40] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 243/249 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 49/298 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 308/606 variables, 298/315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/606 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 1/607 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/607 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/607 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 607/607 variables, and 316 constraints, problems are : Problem set: 0 solved, 3 unsolved in 239 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 299/299 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 243/249 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 49/298 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 308/606 variables, 298/315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/606 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/606 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1/607 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/607 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/607 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 607/607 variables, and 319 constraints, problems are : Problem set: 0 solved, 3 unsolved in 498 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 299/299 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 751ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 184 steps, including 1 resets, run visited all 3 properties in 4 ms. (steps per millisecond=46 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 11 ms.
Computed a total of 57 stabilizing places and 57 stable transitions
Graph (complete) has 461 edges and 299 vertex of which 279 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.13 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 2 out of 299 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Graph (complete) has 461 edges and 299 vertex of which 279 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Discarding 20 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 144 rules applied. Total rules applied 145 place count 278 transition count 160
Reduce places removed 144 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 154 rules applied. Total rules applied 299 place count 134 transition count 150
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 302 place count 131 transition count 150
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 35 Pre rules applied. Total rules applied 302 place count 131 transition count 115
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 372 place count 96 transition count 115
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 388 place count 80 transition count 99
Iterating global reduction 3 with 16 rules applied. Total rules applied 404 place count 80 transition count 99
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 404 place count 80 transition count 98
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 406 place count 79 transition count 98
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 3 with 102 rules applied. Total rules applied 508 place count 28 transition count 47
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 509 place count 28 transition count 46
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 524 place count 13 transition count 17
Iterating global reduction 4 with 15 rules applied. Total rules applied 539 place count 13 transition count 17
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 545 place count 10 transition count 20
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 546 place count 9 transition count 19
Applied a total of 546 rules in 33 ms. Remains 9 /299 variables (removed 290) and now considering 19/308 (removed 289) transitions.
[2026-05-25 16:31:41] [INFO ] Flow matrix only has 17 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12111209867935630582.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8691613688116041764.kers'
[2026-05-25 16:31:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12111209867935630582.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8691613688116041764.kers]
Normalized transition count is 16 out of 17 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 16 rows 9 cols 36 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-25 16:31:41] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8691613688116041764.kers
Total runtime 1 ms.
[2026-05-25 16:31:41] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 16:31:41] [INFO ] Flow matrix only has 17 transitions (discarded 2 similar events)
[2026-05-25 16:31:41] [INFO ] Invariant cache hit.
[2026-05-25 16:31:41] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2026-05-25 16:31:41] [INFO ] Redundant transitions in 13 ms returned []
Running 8 sub problems to find dead transitions.
[2026-05-25 16:31:41] [INFO ] Flow matrix only has 17 transitions (discarded 2 similar events)
[2026-05-25 16:31:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 16/23 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2/25 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/26 variables, and 9 constraints, problems are : Problem set: 0 solved, 8 unsolved in 79 ms.
Refiners :[State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 16/23 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 2/25 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/26 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 81 ms.
Refiners :[State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 164ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 164ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/299 places, 19/308 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 261 ms. Remains : 9/299 places, 19/308 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 176 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 8 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-01 finished in 509 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0||(G(p2)&&p1))))))'
Support contains 6 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 289 transition count 298
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 289 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 289 transition count 297
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 284 transition count 292
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 284 transition count 292
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 35 place count 284 transition count 288
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 283 transition count 287
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 283 transition count 287
Applied a total of 37 rules in 33 ms. Remains 283 /299 variables (removed 16) and now considering 287/308 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15290392806148937611.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-639133112430127778.kers'
[2026-05-25 16:31:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15290392806148937611.kers, --Pflows, --basisKERS=/tmp/petrispot-output-639133112430127778.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 287 rows 283 cols 735 entries
Finished phase 1 with 265 SingleSign rule and 1 generalized
[2026-05-25 16:31:41] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-639133112430127778.kers
Total runtime 1 ms.
[2026-05-25 16:31:41] [INFO ] Implicit Places using invariants in 84 ms returned []
[2026-05-25 16:31:41] [INFO ] Invariant cache hit.
[2026-05-25 16:31:41] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
Running 286 sub problems to find dead transitions.
[2026-05-25 16:31:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (OVERLAPS) 1/570 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 6 (OVERLAPS) 0/570 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
No progress, stopping.
After SMT solving in domain Real declared 570/570 variables, and 300 constraints, problems are : Problem set: 0 solved, 286 unsolved in 23633 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 286 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 286/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/569 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (OVERLAPS) 1/570 variables, 1/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 7 (OVERLAPS) 0/570 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
No progress, stopping.
After SMT solving in domain Int declared 570/570 variables, and 586 constraints, problems are : Problem set: 0 solved, 286 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53678ms problems are : Problem set: 0 solved, 286 unsolved
Search for dead transitions found 0 dead transitions in 53681ms
Starting structural reductions in LTL mode, iteration 1 : 283/299 places, 287/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54003 ms. Remains : 283/299 places, 287/308 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0||(G(p2)&&p1))))))'
Stuttering acceptance computed with spot in 213 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-04 finished in 54257 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&&F(p1))) U (X(p2)||G(p3))))'
Support contains 8 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 287 transition count 296
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 287 transition count 296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 287 transition count 294
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 281 transition count 288
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 281 transition count 288
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 43 place count 281 transition count 283
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 44 place count 280 transition count 282
Iterating global reduction 2 with 1 rules applied. Total rules applied 45 place count 280 transition count 282
Applied a total of 45 rules in 28 ms. Remains 280 /299 variables (removed 19) and now considering 282/308 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4205480862967113593.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7927791542645753148.kers'
[2026-05-25 16:32:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4205480862967113593.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7927791542645753148.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 282 rows 280 cols 725 entries
Finished phase 1 with 262 SingleSign rule and 1 generalized
[2026-05-25 16:32:35] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-7927791542645753148.kers
Total runtime 12 ms.
[2026-05-25 16:32:36] [INFO ] Implicit Places using invariants in 164 ms returned []
[2026-05-25 16:32:36] [INFO ] Invariant cache hit.
[2026-05-25 16:32:36] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
Running 281 sub problems to find dead transitions.
[2026-05-25 16:32:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (OVERLAPS) 1/562 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/562 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 6 (OVERLAPS) 0/562 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
No progress, stopping.
After SMT solving in domain Real declared 562/562 variables, and 297 constraints, problems are : Problem set: 0 solved, 281 unsolved in 22752 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 281 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 281/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/561 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 5 (OVERLAPS) 1/562 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/562 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 7 (OVERLAPS) 0/562 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
No progress, stopping.
After SMT solving in domain Int declared 562/562 variables, and 578 constraints, problems are : Problem set: 0 solved, 281 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52813ms problems are : Problem set: 0 solved, 281 unsolved
Search for dead transitions found 0 dead transitions in 52814ms
Starting structural reductions in LTL mode, iteration 1 : 280/299 places, 282/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53171 ms. Remains : 280/299 places, 282/308 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((F(p0)&&p1)) U (X(p2)||G(p3))))'
Stuttering acceptance computed with spot in 358 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p3) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p0), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 299 ms.
Product exploration explored 100000 steps with 50000 reset in 204 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 435 edges and 280 vertex of which 260 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.5 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 38 factoid took 20 ms. Proved property starting from automaton with 10 states, 29 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 41 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-05 finished in 54164 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 X(!p1))||G(p2))))'
Support contains 3 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 287 transition count 296
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 287 transition count 296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 287 transition count 294
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 281 transition count 288
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 281 transition count 288
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 43 place count 281 transition count 283
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 44 place count 280 transition count 282
Iterating global reduction 2 with 1 rules applied. Total rules applied 45 place count 280 transition count 282
Applied a total of 45 rules in 14 ms. Remains 280 /299 variables (removed 19) and now considering 282/308 (removed 26) transitions.
[2026-05-25 16:33:30] [INFO ] Invariant cache hit.
[2026-05-25 16:33:30] [INFO ] Implicit Places using invariants in 76 ms returned []
[2026-05-25 16:33:30] [INFO ] Invariant cache hit.
[2026-05-25 16:33:30] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 280/299 places, 282/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 257 ms. Remains : 280/299 places, 282/308 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 X(!p1))||G(p2))))'
Stuttering acceptance computed with spot in 330 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (AND (NOT p0) (NOT p2) p1), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-06
Product exploration explored 100000 steps with 2283 reset in 134 ms.
Product exploration explored 100000 steps with 2314 reset in 142 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 435 edges and 280 vertex of which 260 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Detected a total of 51/280 stabilizing places and 51/282 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 14 factoid took 95 ms. Reduced automaton from 8 states, 17 edges and 3 AP (stutter sensitive) to 8 states, 15 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 10 to 9
RANDOM walk for 40000 steps (273 resets) in 387 ms. (103 steps per ms) remains 5/9 properties
BEST_FIRST walk for 40003 steps (32 resets) in 87 ms. (454 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (31 resets) in 119 ms. (333 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40003 steps (31 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
[2026-05-25 16:33:31] [INFO ] Invariant cache hit.
Problem apf5 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/74 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 205/279 variables, 14/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/561 variables, 0/296 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/562 variables, 1/297 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/562 variables, 0/297 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/562 variables, 0/297 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 562/562 variables, and 297 constraints, problems are : Problem set: 1 solved, 1 unsolved in 166 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/74 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 205/279 variables, 14/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/561 variables, 1/297 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/561 variables, 0/297 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/562 variables, 1/298 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/562 variables, 0/298 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/562 variables, 0/298 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 562/562 variables, and 298 constraints, problems are : Problem set: 1 solved, 1 unsolved in 231 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 413ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 94 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=94 )
Parikh walk visited 1 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge based reduction with 15 factoid took 199 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 8 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 321 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 1369 ms.
Stuttering acceptance computed with spot in 372 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Support contains 3 out of 280 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 280/280 places, 282/282 transitions.
Applied a total of 0 rules in 7 ms. Remains 280 /280 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2026-05-25 16:33:32] [INFO ] Invariant cache hit.
[2026-05-25 16:33:32] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-25 16:33:32] [INFO ] Invariant cache hit.
[2026-05-25 16:33:32] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 257 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 264 ms. Remains : 280/280 places, 282/282 transitions.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 435 edges and 280 vertex of which 260 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Detected a total of 51/280 stabilizing places and 51/282 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 8 factoid took 76 ms. Reduced automaton from 8 states, 13 edges and 3 AP (stutter sensitive) to 8 states, 13 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (276 resets) in 212 ms. (187 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40003 steps (34 resets) in 71 ms. (555 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (32 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (31 resets) in 42 ms. (930 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (44 resets) in 55 ms. (714 steps per ms) remains 4/4 properties
[2026-05-25 16:33:33] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 71/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 205/279 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/561 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 1/562 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/562 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 0/562 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 562/562 variables, and 297 constraints, problems are : Problem set: 0 solved, 4 unsolved in 223 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 71/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 205/279 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/561 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/561 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 1/562 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/562 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 0/562 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 562/562 variables, and 301 constraints, problems are : Problem set: 0 solved, 4 unsolved in 455 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 681ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Finished Parikh walk after 104 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=104 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 4 properties in 21 ms.
Knowledge based reduction with 8 factoid took 172 ms. Reduced automaton from 8 states, 13 edges and 3 AP (stutter sensitive) to 8 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 347 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 1479 ms.
Stuttering acceptance computed with spot in 350 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 358 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 2280 reset in 122 ms.
Product exploration explored 100000 steps with 2297 reset in 181 ms.
Spot run failed in 68 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin12411305170703319350
[2026-05-25 16:33:35] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12411305170703319350
Running compilation step : cd /tmp/ltsmin12411305170703319350;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 542 ms.
Running link step : cd /tmp/ltsmin12411305170703319350;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin12411305170703319350;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased9039538023982556697.hoa' '--buchi-type=spotba'
LTSmin run took 8472 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-06 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-06 finished in 14643 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 288 transition count 297
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 288 transition count 297
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 288 transition count 295
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 29 place count 283 transition count 290
Iterating global reduction 1 with 5 rules applied. Total rules applied 34 place count 283 transition count 290
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 38 place count 283 transition count 286
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 282 transition count 285
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 282 transition count 285
Applied a total of 40 rules in 18 ms. Remains 282 /299 variables (removed 17) and now considering 285/308 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10062908650654796018.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16254213455517137971.kers'
[2026-05-25 16:33:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10062908650654796018.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16254213455517137971.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 285 rows 282 cols 731 entries
Finished phase 1 with 264 SingleSign rule and 1 generalized
[2026-05-25 16:33:44] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16254213455517137971.kers
Total runtime 2 ms.
[2026-05-25 16:33:44] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-25 16:33:44] [INFO ] Invariant cache hit.
[2026-05-25 16:33:44] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 263 ms to find 0 implicit places.
Running 284 sub problems to find dead transitions.
[2026-05-25 16:33:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/281 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/281 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 2 (OVERLAPS) 285/566 variables, 281/298 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/566 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 4 (OVERLAPS) 1/567 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/567 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 6 (OVERLAPS) 0/567 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 284 unsolved
No progress, stopping.
After SMT solving in domain Real declared 567/567 variables, and 299 constraints, problems are : Problem set: 0 solved, 284 unsolved in 22912 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 282/282 constraints, PredecessorRefiner: 284/284 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 284 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/281 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/281 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 2 (OVERLAPS) 285/566 variables, 281/298 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/566 variables, 284/582 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/566 variables, 0/582 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 5 (OVERLAPS) 1/567 variables, 1/583 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/567 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 7 (OVERLAPS) 0/567 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 284 unsolved
No progress, stopping.
After SMT solving in domain Int declared 567/567 variables, and 583 constraints, problems are : Problem set: 0 solved, 284 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 282/282 constraints, PredecessorRefiner: 284/284 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52966ms problems are : Problem set: 0 solved, 284 unsolved
Search for dead transitions found 0 dead transitions in 52967ms
Starting structural reductions in LTL mode, iteration 1 : 282/299 places, 285/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53248 ms. Remains : 282/299 places, 285/308 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 111 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-08 finished in 53397 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 299 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Graph (trivial) has 255 edges and 299 vertex of which 6 / 299 are part of one of the 1 SCC in 3 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 455 edges and 294 vertex of which 274 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Discarding 20 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 143 transitions
Trivial Post-agglo rules discarded 143 transitions
Performed 143 trivial Post agglomeration. Transition count delta: 143
Iterating post reduction 0 with 143 rules applied. Total rules applied 145 place count 273 transition count 155
Reduce places removed 143 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 152 rules applied. Total rules applied 297 place count 130 transition count 146
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 299 place count 128 transition count 146
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 36 Pre rules applied. Total rules applied 299 place count 128 transition count 110
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 371 place count 92 transition count 110
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 387 place count 76 transition count 94
Iterating global reduction 3 with 16 rules applied. Total rules applied 403 place count 76 transition count 94
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 403 place count 76 transition count 93
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 405 place count 75 transition count 93
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 505 place count 25 transition count 43
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 506 place count 25 transition count 42
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 522 place count 9 transition count 11
Iterating global reduction 4 with 16 rules applied. Total rules applied 538 place count 9 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 540 place count 8 transition count 10
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 541 place count 7 transition count 9
Applied a total of 541 rules in 39 ms. Remains 7 /299 variables (removed 292) and now considering 9/308 (removed 299) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7429571052809426820.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5814499241111174069.kers'
[2026-05-25 16:34:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7429571052809426820.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5814499241111174069.kers]
Normalized transition count is 8 out of 9 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 7 cols 16 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-25 16:34:38] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5814499241111174069.kers
Total runtime 0 ms.
[2026-05-25 16:34:38] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-25 16:34:38] [INFO ] Invariant cache hit.
[2026-05-25 16:34:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 16:34:38] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2026-05-25 16:34:38] [INFO ] Redundant transitions in 42 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-25 16:34:38] [INFO ] Invariant cache hit.
[2026-05-25 16:34:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 8/13 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/15 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1/16 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 8 constraints, problems are : Problem set: 0 solved, 5 unsolved in 94 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 8/13 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/15 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 1/16 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 13 constraints, problems are : Problem set: 0 solved, 5 unsolved in 63 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 160ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 160ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/299 places, 9/308 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 318 ms. Remains : 7/299 places, 9/308 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 31 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-09 finished in 384 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)) U (!p1&&F(p0))))'
Support contains 4 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 289 transition count 298
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 289 transition count 298
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 289 transition count 296
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 28 place count 283 transition count 290
Iterating global reduction 1 with 6 rules applied. Total rules applied 34 place count 283 transition count 290
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 39 place count 283 transition count 285
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 40 place count 282 transition count 284
Iterating global reduction 2 with 1 rules applied. Total rules applied 41 place count 282 transition count 284
Applied a total of 41 rules in 16 ms. Remains 282 /299 variables (removed 17) and now considering 284/308 (removed 24) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2138473866412530742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4514447189648752508.kers'
[2026-05-25 16:34:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2138473866412530742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4514447189648752508.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 284 rows 282 cols 729 entries
Finished phase 1 with 264 SingleSign rule and 1 generalized
[2026-05-25 16:34:38] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4514447189648752508.kers
Total runtime 1 ms.
[2026-05-25 16:34:38] [INFO ] Implicit Places using invariants in 75 ms returned []
[2026-05-25 16:34:38] [INFO ] Invariant cache hit.
[2026-05-25 16:34:38] [INFO ] Implicit Places using invariants and state equation in 200 ms returned []
Implicit Place search using SMT with State Equation took 318 ms to find 0 implicit places.
Running 283 sub problems to find dead transitions.
[2026-05-25 16:34:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/281 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/281 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/565 variables, 281/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/565 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (OVERLAPS) 1/566 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/566 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 6 (OVERLAPS) 0/566 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 283 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 299 constraints, problems are : Problem set: 0 solved, 283 unsolved in 22741 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 282/282 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 283 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/281 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/281 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/565 variables, 281/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/565 variables, 283/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/565 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (OVERLAPS) 1/566 variables, 1/582 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 0/582 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 7 (OVERLAPS) 0/566 variables, 0/582 constraints. Problems are: Problem set: 0 solved, 283 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 582 constraints, problems are : Problem set: 0 solved, 283 unsolved in 27877 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 282/282 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50659ms problems are : Problem set: 0 solved, 283 unsolved
Search for dead transitions found 0 dead transitions in 50660ms
Starting structural reductions in LTL mode, iteration 1 : 282/299 places, 284/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 50994 ms. Remains : 282/299 places, 284/308 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&&F(p0))))'
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p0) p1), (NOT p0), (NOT p0), true]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 32165 steps with 224 reset in 65 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-10 finished in 51191 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X(p2)))'
Support contains 6 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 289 transition count 298
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 289 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 289 transition count 297
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 284 transition count 292
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 284 transition count 292
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 35 place count 284 transition count 288
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 283 transition count 287
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 283 transition count 287
Applied a total of 37 rules in 11 ms. Remains 283 /299 variables (removed 16) and now considering 287/308 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3920287988027508405.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-822664219256162774.kers'
[2026-05-25 16:35:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3920287988027508405.kers, --Pflows, --basisKERS=/tmp/petrispot-output-822664219256162774.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 287 rows 283 cols 735 entries
Finished phase 1 with 265 SingleSign rule and 1 generalized
[2026-05-25 16:35:29] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-822664219256162774.kers
Total runtime 1 ms.
[2026-05-25 16:35:29] [INFO ] Implicit Places using invariants in 144 ms returned []
[2026-05-25 16:35:29] [INFO ] Invariant cache hit.
[2026-05-25 16:35:30] [INFO ] Implicit Places using invariants and state equation in 276 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Running 286 sub problems to find dead transitions.
[2026-05-25 16:35:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (OVERLAPS) 1/570 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 6 (OVERLAPS) 0/570 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
No progress, stopping.
After SMT solving in domain Real declared 570/570 variables, and 300 constraints, problems are : Problem set: 0 solved, 286 unsolved in 23338 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 286 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 286/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/569 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (OVERLAPS) 1/570 variables, 1/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 7 (OVERLAPS) 0/570 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
No progress, stopping.
After SMT solving in domain Int declared 570/570 variables, and 586 constraints, problems are : Problem set: 0 solved, 286 unsolved in 30007 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53398ms problems are : Problem set: 0 solved, 286 unsolved
Search for dead transitions found 0 dead transitions in 53401ms
Starting structural reductions in LTL mode, iteration 1 : 283/299 places, 287/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53845 ms. Remains : 283/299 places, 287/308 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X(p2)))'
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 108 ms.
Product exploration explored 100000 steps with 50000 reset in 112 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 440 edges and 283 vertex of which 263 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.4 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 10 factoid took 13 ms. Proved property starting from automaton with 4 states, 7 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 18 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-11 finished in 54237 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)))'
Support contains 3 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 289 transition count 298
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 289 transition count 298
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 289 transition count 296
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 26 place count 285 transition count 292
Iterating global reduction 1 with 4 rules applied. Total rules applied 30 place count 285 transition count 292
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 34 place count 285 transition count 288
Applied a total of 34 rules in 13 ms. Remains 285 /299 variables (removed 14) and now considering 288/308 (removed 20) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18111771771871260613.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16823948942761790238.kers'
[2026-05-25 16:36:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18111771771871260613.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16823948942761790238.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 288 rows 285 cols 737 entries
Finished phase 1 with 267 SingleSign rule and 1 generalized
[2026-05-25 16:36:23] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16823948942761790238.kers
Total runtime 1 ms.
[2026-05-25 16:36:24] [INFO ] Implicit Places using invariants in 96 ms returned []
[2026-05-25 16:36:24] [INFO ] Invariant cache hit.
[2026-05-25 16:36:24] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 291 ms to find 0 implicit places.
Running 287 sub problems to find dead transitions.
[2026-05-25 16:36:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/284 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 2 (OVERLAPS) 288/572 variables, 284/301 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/572 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 4 (OVERLAPS) 1/573 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 6 (OVERLAPS) 0/573 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 287 unsolved
No progress, stopping.
After SMT solving in domain Real declared 573/573 variables, and 302 constraints, problems are : Problem set: 0 solved, 287 unsolved in 23503 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 285/285 constraints, PredecessorRefiner: 287/287 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 287 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/284 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 2 (OVERLAPS) 288/572 variables, 284/301 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/572 variables, 287/588 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/572 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 5 (OVERLAPS) 1/573 variables, 1/589 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 7 (OVERLAPS) 0/573 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 287 unsolved
No progress, stopping.
After SMT solving in domain Int declared 573/573 variables, and 589 constraints, problems are : Problem set: 0 solved, 287 unsolved in 27646 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 285/285 constraints, PredecessorRefiner: 287/287 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 51167ms problems are : Problem set: 0 solved, 287 unsolved
Search for dead transitions found 0 dead transitions in 51167ms
Starting structural reductions in LTL mode, iteration 1 : 285/299 places, 288/308 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51475 ms. Remains : 285/299 places, 288/308 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)))'
Stuttering acceptance computed with spot in 104 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-12 finished in 51625 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((G(p0) U X(p1)))))'
Support contains 3 out of 299 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 299/299 places, 308/308 transitions.
Graph (trivial) has 253 edges and 299 vertex of which 6 / 299 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 455 edges and 294 vertex of which 274 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.3 ms
Discarding 20 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 142 transitions
Trivial Post-agglo rules discarded 142 transitions
Performed 142 trivial Post agglomeration. Transition count delta: 142
Iterating post reduction 0 with 142 rules applied. Total rules applied 144 place count 273 transition count 156
Reduce places removed 142 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 151 rules applied. Total rules applied 295 place count 131 transition count 147
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 297 place count 129 transition count 147
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 35 Pre rules applied. Total rules applied 297 place count 129 transition count 112
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 367 place count 94 transition count 112
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 383 place count 78 transition count 96
Iterating global reduction 3 with 16 rules applied. Total rules applied 399 place count 78 transition count 96
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 399 place count 78 transition count 95
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 401 place count 77 transition count 95
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 501 place count 27 transition count 45
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 502 place count 27 transition count 44
Discarding 13 places :
Symmetric choice reduction at 4 with 13 rule applications. Total rules 515 place count 14 transition count 19
Iterating global reduction 4 with 13 rules applied. Total rules applied 528 place count 14 transition count 19
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 530 place count 13 transition count 18
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 531 place count 13 transition count 18
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 532 place count 12 transition count 17
Applied a total of 532 rules in 22 ms. Remains 12 /299 variables (removed 287) and now considering 17/308 (removed 291) transitions.
[2026-05-25 16:37:15] [INFO ] Flow matrix only has 16 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14817816033832122950.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-902910065137338110.kers'
[2026-05-25 16:37:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14817816033832122950.kers, --Pflows, --basisKERS=/tmp/petrispot-output-902910065137338110.kers]
Normalized transition count is 15 out of 16 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 12 cols 40 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-25 16:37:15] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-902910065137338110.kers
Total runtime 0 ms.
[2026-05-25 16:37:15] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 16:37:15] [INFO ] Flow matrix only has 16 transitions (discarded 1 similar events)
[2026-05-25 16:37:15] [INFO ] Invariant cache hit.
[2026-05-25 16:37:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 16:37:15] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2026-05-25 16:37:15] [INFO ] Redundant transitions in 12 ms returned []
Running 10 sub problems to find dead transitions.
[2026-05-25 16:37:15] [INFO ] Flow matrix only has 16 transitions (discarded 1 similar events)
[2026-05-25 16:37:15] [INFO ] Invariant cache hit.
[2026-05-25 16:37:15] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 15/23 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 4/27 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/27 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 1/28 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/28 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28/28 variables, and 13 constraints, problems are : Problem set: 0 solved, 10 unsolved in 115 ms.
Refiners :[State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 15/23 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 4/27 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 1/28 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 0/28 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28/28 variables, and 23 constraints, problems are : Problem set: 0 solved, 10 unsolved in 145 ms.
Refiners :[State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 262ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 262ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/299 places, 17/308 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 376 ms. Remains : 12/299 places, 17/308 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((G(p0) U X(p1)))))'
Stuttering acceptance computed with spot in 210 ms :[(NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), false]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-13
Stuttering criterion allowed to conclude after 13 steps with 3 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-13 finished in 615 ms.
All properties solved by simple procedures.
Total runtime 396161 ms.

BK_STOP 1779727036174

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-16b"
export BK_EXAMINATION="LTLCardinality"
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-16b, examination is LTLCardinality"
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-177961074200435"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-16b.tgz
mv GPUForwardProgress-PT-16b execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;