About the Execution of ITS-Tools for DES-PT-40a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1678.819 | 965591.00 | 1154808.00 | 2284.70 | FFFFFFFFTTFTFTFT | normal |
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.r082-smll-177946993700411.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DES-PT-40a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700411
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 8.0K Mar 6 18:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 18:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 6 18:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 6 18:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 18:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 18:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:58 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 83K 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 DES-PT-40a-LTLCardinality-00
FORMULA_NAME DES-PT-40a-LTLCardinality-01
FORMULA_NAME DES-PT-40a-LTLCardinality-02
FORMULA_NAME DES-PT-40a-LTLCardinality-03
FORMULA_NAME DES-PT-40a-LTLCardinality-04
FORMULA_NAME DES-PT-40a-LTLCardinality-05
FORMULA_NAME DES-PT-40a-LTLCardinality-06
FORMULA_NAME DES-PT-40a-LTLCardinality-07
FORMULA_NAME DES-PT-40a-LTLCardinality-08
FORMULA_NAME DES-PT-40a-LTLCardinality-09
FORMULA_NAME DES-PT-40a-LTLCardinality-10
FORMULA_NAME DES-PT-40a-LTLCardinality-11
FORMULA_NAME DES-PT-40a-LTLCardinality-12
FORMULA_NAME DES-PT-40a-LTLCardinality-13
FORMULA_NAME DES-PT-40a-LTLCardinality-14
FORMULA_NAME DES-PT-40a-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779710826253
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-40a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 12:07:08] [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 12:07:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 12:07:08] [INFO ] Load time of PNML (sax parser for PT used): 155 ms
[2026-05-25 12:07:08] [INFO ] Transformed 274 places.
[2026-05-25 12:07:08] [INFO ] Transformed 231 transitions.
[2026-05-25 12:07:08] [INFO ] Found NUPN structural information;
[2026-05-25 12:07:08] [INFO ] Parsed PT model containing 274 places and 231 transitions and 1116 arcs in 323 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
FORMULA DES-PT-40a-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-40a-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-40a-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-40a-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 217/217 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 273 transition count 216
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 273 transition count 216
Applied a total of 2 rules in 102 ms. Remains 273 /274 variables (removed 1) and now considering 216/217 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2337805031915324557.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5739780991317044195.kers'
[2026-05-25 12:07:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2337805031915324557.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5739780991317044195.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:07:09] [INFO ] Computed 59 invariants in 3 ms
Computed 59 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-5739780991317044195.kers
Total runtime 6 ms.
[2026-05-25 12:07:09] [INFO ] Implicit Places using invariants in 743 ms returned [171]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 799 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 272/274 places, 216/217 transitions.
Applied a total of 0 rules in 11 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 938 ms. Remains : 272/274 places, 216/217 transitions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 30 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13610312516954334406.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5147487296378758357.kers'
[2026-05-25 12:07:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13610312516954334406.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5147487296378758357.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:07:09] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-5147487296378758357.kers
Total runtime 4 ms.
[2026-05-25 12:07:10] [INFO ] Implicit Places using invariants in 523 ms returned []
[2026-05-25 12:07:10] [INFO ] Invariant cache hit.
[2026-05-25 12:07:11] [INFO ] Implicit Places using invariants and state equation in 657 ms returned []
Implicit Place search using SMT with State Equation took 1184 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 12:07:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 25599 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56006ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 56033ms
Finished structural reductions in LTL mode , in 1 iterations and 57289 ms. Remains : 272/272 places, 216/216 transitions.
Support contains 31 out of 272 places after structural reductions.
[2026-05-25 12:08:07] [INFO ] Flatten gal took : 78 ms
[2026-05-25 12:08:07] [INFO ] Flatten gal took : 38 ms
[2026-05-25 12:08:07] [INFO ] Input system was already deterministic with 216 transitions.
RANDOM walk for 40000 steps (912 resets) in 1760 ms. (22 steps per ms) remains 10/21 properties
BEST_FIRST walk for 40003 steps (174 resets) in 264 ms. (150 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (177 resets) in 231 ms. (172 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (182 resets) in 271 ms. (147 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (171 resets) in 250 ms. (159 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (185 resets) in 187 ms. (212 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (178 resets) in 162 ms. (245 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (174 resets) in 175 ms. (227 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (196 resets) in 192 ms. (207 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (189 resets) in 160 ms. (248 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (192 resets) in 119 ms. (333 steps per ms) remains 10/10 properties
[2026-05-25 12:08:09] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 6/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 64/86 variables, 31/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 144/230 variables, 23/57 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 3/233 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 215/448 variables, 233/291 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (OVERLAPS) 40/488 variables, 39/330 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 330 constraints, problems are : Problem set: 0 solved, 10 unsolved in 1773 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem AtomicPropp7 is UNSAT
At refinement iteration 1 (OVERLAPS) 6/22 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 64/86 variables, 31/34 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/34 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 144/230 variables, 23/57 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/57 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 3/233 variables, 1/58 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/58 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 215/448 variables, 233/291 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 4/295 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/448 variables, 0/295 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 40/488 variables, 39/334 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/488 variables, 5/339 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/488 variables, 0/339 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 0/488 variables, 0/339 constraints. Problems are: Problem set: 1 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 488/488 variables, and 339 constraints, problems are : Problem set: 1 solved, 9 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 9/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6797ms problems are : Problem set: 1 solved, 9 unsolved
Fused 9 Parikh solutions to 6 different solutions.
Parikh walk visited 8 properties in 2227 ms.
Support contains 4 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 216/216 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 272 transition count 214
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 8 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 271 transition count 213
Applied a total of 9 rules in 76 ms. Remains 271 /272 variables (removed 1) and now considering 213/216 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 271/272 places, 213/216 transitions.
RANDOM walk for 40000 steps (548 resets) in 505 ms. (79 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (105 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1201680 steps, run timeout after 3001 ms. (steps per millisecond=400 ) properties seen :0 out of 1
Probabilistic random walk after 1201680 steps, saw 168292 distinct states, run finished after 3010 ms. (steps per millisecond=399 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16718489238564277216.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3773588953269857549.kers'
[2026-05-25 12:08:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16718489238564277216.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3773588953269857549.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 835 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:08:21] [INFO ] Computed 60 invariants in 4 ms
Computed 60 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3773588953269857549.kers
Total runtime 5 ms.
[2026-05-25 12:08:21] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/9 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/179 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/218 variables, 32/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/218 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/220 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/222 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/222 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 174/396 variables, 222/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/396 variables, 2/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/396 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 53/449 variables, 14/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/449 variables, 4/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/449 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/450 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/450 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/450 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 34/484 variables, 34/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 402 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/9 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 170/179 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 39/218 variables, 32/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/218 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/218 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/220 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/222 variables, 2/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/222 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 174/396 variables, 222/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/396 variables, 2/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/396 variables, 1/282 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/396 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 53/449 variables, 14/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/449 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/449 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/449 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/450 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/450 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/450 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 34/484 variables, 34/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 934 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1357ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 622 ms.
Support contains 4 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 21 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 20 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2026-05-25 12:08:23] [INFO ] Invariant cache hit.
[2026-05-25 12:08:23] [INFO ] Implicit Places using invariants in 398 ms returned []
[2026-05-25 12:08:23] [INFO ] Invariant cache hit.
[2026-05-25 12:08:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 12:08:24] [INFO ] Implicit Places using invariants and state equation in 758 ms returned []
Implicit Place search using SMT with State Equation took 1159 ms to find 0 implicit places.
[2026-05-25 12:08:24] [INFO ] Redundant transitions in 16 ms returned []
Running 210 sub problems to find dead transitions.
[2026-05-25 12:08:24] [INFO ] Invariant cache hit.
[2026-05-25 12:08:24] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/483 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (OVERLAPS) 1/484 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 484/484 variables, and 339 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 6/55 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 11/66 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/548 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 548 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60190ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 60193ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61399 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 23 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13430664353429895763.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-796873208941782414.kers'
[2026-05-25 12:09:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13430664353429895763.kers, --Pflows, --basisKERS=/tmp/petrispot-output-796873208941782414.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 836 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:09:24] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-796873208941782414.kers
Total runtime 3 ms.
[2026-05-25 12:09:24] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 12:09:24] [INFO ] [Nat]Absence check using 40 positive place invariants in 11 ms returned sat
[2026-05-25 12:09:24] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 25 ms returned sat
[2026-05-25 12:09:25] [INFO ] After 197ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 12:09:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 86 ms
TRAPS : Iteration 1
[2026-05-25 12:09:25] [INFO ] After 340ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 12:09:25] [INFO ] After 499ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 624 ms.
FORMULA DES-PT-40a-LTLCardinality-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA DES-PT-40a-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 175 stabilizing places and 170 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((X(!p0) U ((p1&&X(!p0))||X(G(!p0)))))||(G(F(!p2))&&(X(!p0) U ((p1&&X(!p0))||X(G(!p0))))))))'
Support contains 5 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1065079172503200162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7561175876188248682.kers'
[2026-05-25 12:09:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1065079172503200162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7561175876188248682.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:09:25] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7561175876188248682.kers
Total runtime 3 ms.
[2026-05-25 12:09:26] [INFO ] Implicit Places using invariants in 308 ms returned []
[2026-05-25 12:09:26] [INFO ] Invariant cache hit.
[2026-05-25 12:09:26] [INFO ] Implicit Places using invariants and state equation in 752 ms returned []
Implicit Place search using SMT with State Equation took 1062 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 12:09:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 22535 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52625ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 52627ms
Finished structural reductions in LTL mode , in 1 iterations and 53694 ms. Remains : 272/272 places, 216/216 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((X(!p0) U ((p1&&X(!p0))||X(G(!p0)))))||(G(F(p2))&&(X(!p0) U ((p1&&X(!p0))||X(G(!p0))))))))'
Stuttering acceptance computed with spot in 709 ms :[p0, p0, (AND p0 (NOT p2)), p0, p0, (AND (NOT p2) p0), (AND p0 (NOT p2)), (AND (NOT p2) p0), true, (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : DES-PT-40a-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA DES-PT-40a-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-00 finished in 54578 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2026-05-25 12:10:20] [INFO ] Invariant cache hit.
[2026-05-25 12:10:20] [INFO ] Implicit Places using invariants in 425 ms returned []
[2026-05-25 12:10:20] [INFO ] Invariant cache hit.
[2026-05-25 12:10:21] [INFO ] Implicit Places using invariants and state equation in 549 ms returned []
Implicit Place search using SMT with State Equation took 976 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 981 ms. Remains : 272/272 places, 216/216 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 165 steps with 3 reset in 6 ms.
FORMULA DES-PT-40a-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-02 finished in 1176 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 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 7 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2026-05-25 12:10:21] [INFO ] Invariant cache hit.
[2026-05-25 12:10:21] [INFO ] Implicit Places using invariants in 372 ms returned []
[2026-05-25 12:10:21] [INFO ] Invariant cache hit.
[2026-05-25 12:10:22] [INFO ] Implicit Places using invariants and state equation in 637 ms returned []
Implicit Place search using SMT with State Equation took 1012 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1021 ms. Remains : 272/272 places, 216/216 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 108 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 20 steps with 0 reset in 1 ms.
FORMULA DES-PT-40a-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-04 finished in 1176 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 2 out of 272 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 24 ms. Remains 271 /272 variables (removed 1) and now considering 215/216 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7882858831640371019.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3309181245645459961.kers'
[2026-05-25 12:10:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7882858831640371019.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3309181245645459961.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 215 rows 242 cols 823 entries
Finished phase 1 with 161 SingleSign rule and 52 generalized
[2026-05-25 12:10:22] [INFO ] Computed 58 invariants in 2 ms
Computed 58 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3309181245645459961.kers
Total runtime 3 ms.
[2026-05-25 12:10:22] [INFO ] Implicit Places using invariants in 368 ms returned []
[2026-05-25 12:10:22] [INFO ] Invariant cache hit.
[2026-05-25 12:10:23] [INFO ] Implicit Places using invariants and state equation in 679 ms returned []
Implicit Place search using SMT with State Equation took 1051 ms to find 0 implicit places.
[2026-05-25 12:10:23] [INFO ] Redundant transitions in 11 ms returned []
Running 212 sub problems to find dead transitions.
[2026-05-25 12:10:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 10/47 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 2/270 variables, 11/58 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 5 (OVERLAPS) 215/485 variables, 270/328 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 3/331 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 2/333 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/485 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 9 (OVERLAPS) 1/486 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 212 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 271/271 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 10/47 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 5/52 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 11/63 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 6 (OVERLAPS) 215/485 variables, 270/333 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 212/545 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 485/486 variables, and 545 constraints, problems are : Problem set: 0 solved, 212 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 270/271 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60106ms problems are : Problem set: 0 solved, 212 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61203 ms. Remains : 271/272 places, 215/216 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 61 ms :[(NOT p0)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-05
Stuttering criterion allowed to conclude after 58 steps with 0 reset in 1 ms.
FORMULA DES-PT-40a-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-05 finished in 61313 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 272 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 14 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18030224912911813742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14114991712753833859.kers'
[2026-05-25 12:11:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18030224912911813742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14114991712753833859.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:11:23] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-14114991712753833859.kers
Total runtime 4 ms.
[2026-05-25 12:11:24] [INFO ] Implicit Places using invariants in 434 ms returned []
[2026-05-25 12:11:24] [INFO ] Invariant cache hit.
[2026-05-25 12:11:25] [INFO ] Implicit Places using invariants and state equation in 767 ms returned []
Implicit Place search using SMT with State Equation took 1203 ms to find 0 implicit places.
[2026-05-25 12:11:25] [INFO ] Redundant transitions in 3 ms returned []
Running 215 sub problems to find dead transitions.
[2026-05-25 12:11:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 24237 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54309ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 54310ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 55537 ms. Remains : 272/272 places, 216/216 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-07
Stuttering criterion allowed to conclude after 59 steps with 0 reset in 0 ms.
FORMULA DES-PT-40a-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-07 finished in 55615 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2026-05-25 12:12:19] [INFO ] Invariant cache hit.
[2026-05-25 12:12:19] [INFO ] Implicit Places using invariants in 439 ms returned []
[2026-05-25 12:12:19] [INFO ] Invariant cache hit.
[2026-05-25 12:12:20] [INFO ] Implicit Places using invariants and state equation in 721 ms returned []
Implicit Place search using SMT with State Equation took 1170 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1175 ms. Remains : 272/272 places, 216/216 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Stuttering acceptance computed with spot in 169 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-08
Product exploration explored 100000 steps with 25000 reset in 509 ms.
Product exploration explored 100000 steps with 25000 reset in 463 ms.
Computed a total of 175 stabilizing places and 170 stable transitions
Computed a total of 175 stabilizing places and 170 stable transitions
Detected a total of 175/272 stabilizing places and 170/216 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (895 resets) in 264 ms. (150 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (175 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1050038 steps, run timeout after 3001 ms. (steps per millisecond=349 ) properties seen :0 out of 1
Probabilistic random walk after 1050038 steps, saw 149754 distinct states, run finished after 3001 ms. (steps per millisecond=349 ) properties seen :0
[2026-05-25 12:12:25] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 154/155 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 55/210 variables, 34/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 19/229 variables, 17/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 215/444 variables, 229/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 44/488 variables, 43/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 330 constraints, problems are : Problem set: 0 solved, 1 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 154/155 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 55/210 variables, 34/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 19/229 variables, 17/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/229 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 215/444 variables, 229/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/444 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/444 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 44/488 variables, 43/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/488 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/488 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 488/488 variables, and 332 constraints, problems are : Problem set: 0 solved, 1 unsolved in 687 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1101ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 195 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 216/216 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 272 transition count 214
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 8 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 271 transition count 213
Applied a total of 9 rules in 55 ms. Remains 271 /272 variables (removed 1) and now considering 213/216 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 271/272 places, 213/216 transitions.
RANDOM walk for 40000 steps (564 resets) in 249 ms. (160 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (86 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 856077 steps, run timeout after 3001 ms. (steps per millisecond=285 ) properties seen :0 out of 1
Probabilistic random walk after 856077 steps, saw 121925 distinct states, run finished after 3001 ms. (steps per millisecond=285 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18381366757762612442.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4130952594872198972.kers'
[2026-05-25 12:12:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18381366757762612442.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4130952594872198972.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 835 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:12:29] [INFO ] Computed 60 invariants in 4 ms
Computed 60 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-4130952594872198972.kers
Total runtime 6 ms.
[2026-05-25 12:12:29] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 162/163 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 44/207 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/209 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/209 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/219 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/219 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/220 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 162/163 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 44/207 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/209 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/209 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/219 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/219 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/220 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1023 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1359ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 149 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 17 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 17 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2026-05-25 12:12:31] [INFO ] Invariant cache hit.
[2026-05-25 12:12:31] [INFO ] Implicit Places using invariants in 467 ms returned []
[2026-05-25 12:12:31] [INFO ] Invariant cache hit.
[2026-05-25 12:12:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 12:12:32] [INFO ] Implicit Places using invariants and state equation in 950 ms returned []
Implicit Place search using SMT with State Equation took 1432 ms to find 0 implicit places.
[2026-05-25 12:12:32] [INFO ] Redundant transitions in 3 ms returned []
Running 210 sub problems to find dead transitions.
[2026-05-25 12:12:32] [INFO ] Invariant cache hit.
[2026-05-25 12:12:32] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/483 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
SMT process timed out in 30143ms, After SMT, problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 30155ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31627 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 32 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6926024404929334570.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5398438419893905831.kers'
[2026-05-25 12:13:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6926024404929334570.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5398438419893905831.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 836 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:13:02] [INFO ] Computed 60 invariants in 4 ms
Computed 60 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-5398438419893905831.kers
Total runtime 6 ms.
[2026-05-25 12:13:02] [INFO ] After 105ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 12:13:02] [INFO ] [Nat]Absence check using 40 positive place invariants in 19 ms returned sat
[2026-05-25 12:13:03] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 42 ms returned sat
[2026-05-25 12:13:03] [INFO ] After 281ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 12:13:03] [INFO ] After 321ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 12:13:03] [INFO ] After 523ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 679 ms.
Knowledge based reduction with 2 factoid took 82 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 41885 ms.
Stuttering acceptance computed with spot in 195 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 5 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13144198863340228677.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15714555776891919031.kers'
[2026-05-25 12:13:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13144198863340228677.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15714555776891919031.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:13:03] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15714555776891919031.kers
Total runtime 4 ms.
[2026-05-25 12:13:04] [INFO ] Implicit Places using invariants in 441 ms returned []
[2026-05-25 12:13:04] [INFO ] Invariant cache hit.
[2026-05-25 12:13:05] [INFO ] Implicit Places using invariants and state equation in 677 ms returned []
Implicit Place search using SMT with State Equation took 1121 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 12:13:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 24073 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54188ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 54190ms
Finished structural reductions in LTL mode , in 1 iterations and 55318 ms. Remains : 272/272 places, 216/216 transitions.
Computed a total of 175 stabilizing places and 170 stable transitions
Computed a total of 175 stabilizing places and 170 stable transitions
Detected a total of 175/272 stabilizing places and 170/216 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 55 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (881 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (183 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1069986 steps, run timeout after 3001 ms. (steps per millisecond=356 ) properties seen :0 out of 1
Probabilistic random walk after 1069986 steps, saw 152460 distinct states, run finished after 3001 ms. (steps per millisecond=356 ) properties seen :0
[2026-05-25 12:14:02] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 154/155 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 55/210 variables, 34/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 19/229 variables, 17/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 215/444 variables, 229/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/444 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 44/488 variables, 43/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 330 constraints, problems are : Problem set: 0 solved, 1 unsolved in 259 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 154/155 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 55/210 variables, 34/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 19/229 variables, 17/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/229 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 215/444 variables, 229/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/444 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/444 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 44/488 variables, 43/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/488 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/488 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 488/488 variables, and 332 constraints, problems are : Problem set: 0 solved, 1 unsolved in 493 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 758ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 194 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 216/216 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 272 transition count 214
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 8 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 271 transition count 213
Applied a total of 9 rules in 50 ms. Remains 271 /272 variables (removed 1) and now considering 213/216 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 271/272 places, 213/216 transitions.
RANDOM walk for 40000 steps (548 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1102476 steps, run timeout after 3001 ms. (steps per millisecond=367 ) properties seen :0 out of 1
Probabilistic random walk after 1102476 steps, saw 154263 distinct states, run finished after 3001 ms. (steps per millisecond=367 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6803186845256066786.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17098706071079180887.kers'
[2026-05-25 12:14:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6803186845256066786.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17098706071079180887.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 835 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:14:06] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17098706071079180887.kers
Total runtime 3 ms.
[2026-05-25 12:14:06] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 162/163 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 44/207 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/209 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/209 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/219 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/219 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/220 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 437 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 162/163 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 44/207 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/209 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/209 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/219 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/219 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/220 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1019 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1471ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 148 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 19 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 15 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2026-05-25 12:14:08] [INFO ] Invariant cache hit.
[2026-05-25 12:14:08] [INFO ] Implicit Places using invariants in 572 ms returned []
[2026-05-25 12:14:08] [INFO ] Invariant cache hit.
[2026-05-25 12:14:08] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 12:14:09] [INFO ] Implicit Places using invariants and state equation in 837 ms returned []
Implicit Place search using SMT with State Equation took 1412 ms to find 0 implicit places.
[2026-05-25 12:14:09] [INFO ] Redundant transitions in 1 ms returned []
Running 210 sub problems to find dead transitions.
[2026-05-25 12:14:09] [INFO ] Invariant cache hit.
[2026-05-25 12:14:09] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/483 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (OVERLAPS) 1/484 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 484/484 variables, and 339 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 6/55 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 11/66 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/548 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 548 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60078ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 60080ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61515 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 41 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7480438803181677491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4749876238262712868.kers'
[2026-05-25 12:15:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7480438803181677491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4749876238262712868.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 836 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:15:09] [INFO ] Computed 60 invariants in 4 ms
Computed 60 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-4749876238262712868.kers
Total runtime 5 ms.
[2026-05-25 12:15:09] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 12:15:09] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-25 12:15:09] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 33 ms returned sat
[2026-05-25 12:15:10] [INFO ] After 253ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 12:15:10] [INFO ] After 288ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 12:15:10] [INFO ] After 474ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 629 ms.
Knowledge based reduction with 2 factoid took 71 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 71257 ms.
Stuttering acceptance computed with spot in 189 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 251 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 556 ms.
Product exploration explored 100000 steps with 25000 reset in 382 ms.
Spot run failed in 130 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/ltsmin3546419568223404047
[2026-05-25 12:15:12] [INFO ] Built C files in 34ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3546419568223404047
Running compilation step : cd /tmp/ltsmin3546419568223404047;'/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 1248 ms.
Running link step : cd /tmp/ltsmin3546419568223404047;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 76 ms.
Running LTSmin : cd /tmp/ltsmin3546419568223404047;'/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/stateBased1366610445967321037.hoa' '--buchi-type=spotba'
LTSmin run took 99 ms.
FORMULA DES-PT-40a-LTLCardinality-08 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DES-PT-40a-LTLCardinality-08 finished in 174053 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(p1)))'
Support contains 4 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 5 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4928072858086567004.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11152585511512440374.kers'
[2026-05-25 12:15:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4928072858086567004.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11152585511512440374.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:15:13] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-11152585511512440374.kers
Total runtime 4 ms.
[2026-05-25 12:15:13] [INFO ] Implicit Places using invariants in 369 ms returned []
[2026-05-25 12:15:13] [INFO ] Invariant cache hit.
[2026-05-25 12:15:14] [INFO ] Implicit Places using invariants and state equation in 776 ms returned []
Implicit Place search using SMT with State Equation took 1147 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 12:15:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 23493 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53562ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 53563ms
Finished structural reductions in LTL mode , in 1 iterations and 54717 ms. Remains : 272/272 places, 216/216 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(p1)))'
Stuttering acceptance computed with spot in 125 ms :[(NOT p1), true, (NOT p1), (NOT p1)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-09
Product exploration explored 100000 steps with 50000 reset in 722 ms.
Product exploration explored 100000 steps with 50000 reset in 548 ms.
Computed a total of 175 stabilizing places and 170 stable transitions
Computed a total of 175 stabilizing places and 170 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 9 factoid took 15 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 28 ms.
FORMULA DES-PT-40a-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DES-PT-40a-LTLCardinality-09 finished in 56174 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((X(!(G(F(p0))||X(p1))) U p2)))'
Support contains 6 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2026-05-25 12:16:09] [INFO ] Invariant cache hit.
[2026-05-25 12:16:10] [INFO ] Implicit Places using invariants in 308 ms returned []
[2026-05-25 12:16:10] [INFO ] Invariant cache hit.
[2026-05-25 12:16:10] [INFO ] Implicit Places using invariants and state equation in 525 ms returned []
Implicit Place search using SMT with State Equation took 855 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 864 ms. Remains : 272/272 places, 216/216 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((X(!(G(F(p0))||X(p1))) U p2)))'
Stuttering acceptance computed with spot in 265 ms :[(NOT p2), (OR (NOT p2) p0 p1), (OR p0 p1), true, p0]
Running random walk in product with property : DES-PT-40a-LTLCardinality-10
Product exploration explored 100000 steps with 2214 reset in 524 ms.
Product exploration explored 100000 steps with 2240 reset in 369 ms.
Computed a total of 175 stabilizing places and 170 stable transitions
Computed a total of 175 stabilizing places and 170 stable transitions
Knowledge based reduction with 4 factoid took 74 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (885 resets) in 225 ms. (176 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (189 resets) in 146 ms. (272 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (174 resets) in 102 ms. (388 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (192 resets) in 106 ms. (373 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 645270 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :0 out of 3
Probabilistic random walk after 645270 steps, saw 101053 distinct states, run finished after 3001 ms. (steps per millisecond=215 ) properties seen :0
[2026-05-25 12:16:15] [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) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 66/77 variables, 32/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 150/227 variables, 22/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/227 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 4/231 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 215/446 variables, 231/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 42/488 variables, 41/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 330 constraints, problems are : Problem set: 0 solved, 3 unsolved in 432 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 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) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 66/77 variables, 32/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 150/227 variables, 22/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/227 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 4/231 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 215/446 variables, 231/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/446 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 42/488 variables, 41/333 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/488 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/488 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 0/488 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 488/488 variables, and 335 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2978 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3423ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 4230 ms.
Support contains 6 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 216/216 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 272 transition count 214
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 8 place count 272 transition count 214
Applied a total of 8 rules in 21 ms. Remains 272 /272 variables (removed 0) and now considering 214/216 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 272/272 places, 214/216 transitions.
RANDOM walk for 40000 steps (534 resets) in 133 ms. (298 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (109 resets) in 54 ms. (727 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (94 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (111 resets) in 54 ms. (727 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 723338 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 3
Probabilistic random walk after 723338 steps, saw 103986 distinct states, run finished after 3002 ms. (steps per millisecond=240 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12051171129365191244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9565890095389917805.kers'
[2026-05-25 12:16:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12051171129365191244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9565890095389917805.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 272 cols 1066 entries
Finished phase 1 with 47 SingleSign rule and 165 generalized
[2026-05-25 12:16:25] [INFO ] Computed 60 invariants in 3 ms
Computed 60 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-9565890095389917805.kers
Total runtime 4 ms.
[2026-05-25 12:16:25] [INFO ] State equation strengthened by 3 read => feed constraints.
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) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 78/89 variables, 34/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 145/234 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 214/448 variables, 234/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/448 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 38/486 variables, 38/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 3 unsolved in 467 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 78/89 variables, 34/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 145/234 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 214/448 variables, 234/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/448 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 38/486 variables, 38/336 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2668 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3157ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 4676 ms.
Support contains 6 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 14 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 272/272 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 7 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2026-05-25 12:16:33] [INFO ] Invariant cache hit.
[2026-05-25 12:16:34] [INFO ] Implicit Places using invariants in 263 ms returned []
[2026-05-25 12:16:34] [INFO ] Invariant cache hit.
[2026-05-25 12:16:34] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-25 12:16:34] [INFO ] Implicit Places using invariants and state equation in 913 ms returned []
Implicit Place search using SMT with State Equation took 1185 ms to find 0 implicit places.
[2026-05-25 12:16:34] [INFO ] Redundant transitions in 1 ms returned []
Running 213 sub problems to find dead transitions.
[2026-05-25 12:16:34] [INFO ] Invariant cache hit.
[2026-05-25 12:16:34] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 36/52 constraints. Problems are: Problem set: 0 solved, 213 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 8/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 214/486 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 4/339 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 36/52 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 8/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (OVERLAPS) 214/486 variables, 272/337 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 3/340 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/486 variables, 213/553 constraints. Problems are: Problem set: 0 solved, 213 unsolved
SMT process timed out in 60199ms, After SMT, problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 60200ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61403 ms. Remains : 272/272 places, 214/214 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Applied a total of 1 rules in 13 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Running SMT prover for 3 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7215221887164070289.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7384563157083788609.kers'
[2026-05-25 12:17:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7215221887164070289.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7384563157083788609.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 272 cols 1068 entries
Finished phase 1 with 5 SingleSign rule and 207 generalized
[2026-05-25 12:17:35] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7384563157083788609.kers
Total runtime 4 ms.
[2026-05-25 12:17:35] [INFO ] After 157ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-25 12:17:35] [INFO ] [Nat]Absence check using 36 positive place invariants in 9 ms returned sat
[2026-05-25 12:17:35] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 28 ms returned sat
[2026-05-25 12:17:35] [INFO ] After 387ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2026-05-25 12:17:36] [INFO ] After 727ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2026-05-25 12:17:36] [INFO ] After 1065ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 1269 ms.
Knowledge based reduction with 4 factoid took 87 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 252 ms :[(NOT p2), (OR (NOT p2) p0 p1), (OR p0 p1), true, p0]
Knowledge-based reduction took 84962 ms.
Stuttering acceptance computed with spot in 245 ms :[(NOT p2), (OR (NOT p2) p0 p1), (OR p0 p1), true, p0]
Support contains 6 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 5 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17795652116976821938.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8028755185915774984.kers'
[2026-05-25 12:17:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17795652116976821938.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8028755185915774984.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:17:37] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-8028755185915774984.kers
Total runtime 4 ms.
[2026-05-25 12:17:37] [INFO ] Implicit Places using invariants in 535 ms returned []
[2026-05-25 12:17:37] [INFO ] Invariant cache hit.
[2026-05-25 12:17:38] [INFO ] Implicit Places using invariants and state equation in 477 ms returned []
Implicit Place search using SMT with State Equation took 1047 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 12:17:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 25293 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55400ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 55401ms
Finished structural reductions in LTL mode , in 1 iterations and 56454 ms. Remains : 272/272 places, 216/216 transitions.
Computed a total of 175 stabilizing places and 170 stable transitions
Computed a total of 175 stabilizing places and 170 stable transitions
Knowledge based reduction with 4 factoid took 89 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (864 resets) in 169 ms. (235 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (177 resets) in 115 ms. (344 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (170 resets) in 101 ms. (392 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (189 resets) in 96 ms. (412 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 724121 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 3
Probabilistic random walk after 724121 steps, saw 110948 distinct states, run finished after 3001 ms. (steps per millisecond=241 ) properties seen :0
[2026-05-25 12:18:36] [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) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 66/77 variables, 32/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 150/227 variables, 22/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/227 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 4/231 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 215/446 variables, 231/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 42/488 variables, 41/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/488 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 330 constraints, problems are : Problem set: 0 solved, 3 unsolved in 426 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 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) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 66/77 variables, 32/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 150/227 variables, 22/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/227 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 4/231 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 215/446 variables, 231/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/446 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 42/488 variables, 41/333 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/488 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/488 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 0/488 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 488/488 variables, and 335 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2847 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3278ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 1 properties in 3329 ms.
Support contains 4 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 216/216 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 272 transition count 214
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 8 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 271 transition count 213
Applied a total of 9 rules in 24 ms. Remains 271 /272 variables (removed 1) and now considering 213/216 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 271/272 places, 213/216 transitions.
RANDOM walk for 40000 steps (556 resets) in 190 ms. (209 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (107 resets) in 111 ms. (357 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (106 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 801161 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :0 out of 2
Probabilistic random walk after 801161 steps, saw 114547 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2478591986073205460.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14124711308992039043.kers'
[2026-05-25 12:18:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2478591986073205460.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14124711308992039043.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 835 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:18:46] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14124711308992039043.kers
Total runtime 3 ms.
[2026-05-25 12:18:46] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/9 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 170/179 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 39/218 variables, 32/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/218 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/220 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 2/222 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/222 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 174/396 variables, 222/277 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/396 variables, 2/279 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/396 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 53/449 variables, 14/293 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/449 variables, 4/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/449 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/450 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/450 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/450 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 34/484 variables, 34/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 2 unsolved in 545 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/9 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 170/179 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 39/218 variables, 32/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/218 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/220 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 2/222 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/222 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 174/396 variables, 222/277 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/396 variables, 2/279 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/396 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/396 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 53/449 variables, 14/294 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/449 variables, 4/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/449 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/449 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 1/450 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/450 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/450 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 34/484 variables, 34/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 2 unsolved in 882 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1450ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3799 ms.
Support contains 4 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 6 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 6 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2026-05-25 12:18:51] [INFO ] Invariant cache hit.
[2026-05-25 12:18:52] [INFO ] Implicit Places using invariants in 288 ms returned []
[2026-05-25 12:18:52] [INFO ] Invariant cache hit.
[2026-05-25 12:18:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 12:18:52] [INFO ] Implicit Places using invariants and state equation in 899 ms returned []
Implicit Place search using SMT with State Equation took 1192 ms to find 0 implicit places.
[2026-05-25 12:18:52] [INFO ] Redundant transitions in 1 ms returned []
Running 210 sub problems to find dead transitions.
[2026-05-25 12:18:52] [INFO ] Invariant cache hit.
[2026-05-25 12:18:52] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/483 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (OVERLAPS) 1/484 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 484/484 variables, and 339 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 6/55 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 11/66 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/336 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/548 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 548 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60092ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 60094ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61301 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 12 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7546782031798563048.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13180981858993212665.kers'
[2026-05-25 12:19:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7546782031798563048.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13180981858993212665.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 213 rows 242 cols 836 entries
Finished phase 1 with 161 SingleSign rule and 50 generalized
[2026-05-25 12:19:53] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13180981858993212665.kers
Total runtime 3 ms.
[2026-05-25 12:19:53] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 12:19:53] [INFO ] [Nat]Absence check using 40 positive place invariants in 11 ms returned sat
[2026-05-25 12:19:53] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 24 ms returned sat
[2026-05-25 12:19:53] [INFO ] After 172ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 12:19:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
TRAPS : Iteration 1
[2026-05-25 12:19:53] [INFO ] After 348ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 12:19:53] [INFO ] After 504ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 616 ms.
Knowledge based reduction with 4 factoid took 80 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(NOT p2), (OR (NOT p2) p0 p1), (OR p0 p1), true, p0]
Knowledge-based reduction took 80509 ms.
Stuttering acceptance computed with spot in 209 ms :[(NOT p2), (OR (NOT p2) p0 p1), (OR p0 p1), true, p0]
Stuttering acceptance computed with spot in 229 ms :[(NOT p2), (OR (NOT p2) p0 p1), (OR p0 p1), true, p0]
Product exploration explored 100000 steps with 2213 reset in 269 ms.
Product exploration explored 100000 steps with 2210 reset in 254 ms.
Spot run failed in 85 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/ltsmin12950567894075167850
[2026-05-25 12:19:55] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12950567894075167850
Running compilation step : cd /tmp/ltsmin12950567894075167850;'/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 625 ms.
Running link step : cd /tmp/ltsmin12950567894075167850;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin12950567894075167850;'/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/stateBased8268173738287091044.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 6 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5685332512008309375.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11477726722846794173.kers'
[2026-05-25 12:20:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5685332512008309375.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11477726722846794173.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 272 cols 1045 entries
Finished phase 1 with 94 SingleSign rule and 120 generalized
[2026-05-25 12:20:10] [INFO ] Computed 58 invariants in 4 ms
Computed 58 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-11477726722846794173.kers
Total runtime 6 ms.
[2026-05-25 12:20:10] [INFO ] Implicit Places using invariants in 434 ms returned []
[2026-05-25 12:20:10] [INFO ] Invariant cache hit.
[2026-05-25 12:20:11] [INFO ] Implicit Places using invariants and state equation in 553 ms returned []
Implicit Place search using SMT with State Equation took 989 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 12:20:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (OVERLAPS) 216/488 variables, 272/330 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/488 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 0/488 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 215 unsolved
No progress, stopping.
After SMT solving in domain Real declared 488/488 variables, and 331 constraints, problems are : Problem set: 0 solved, 215 unsolved in 24125 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 34/52 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/488 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 215/547 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/488 variables, and 547 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54245ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 54246ms
Finished structural reductions in LTL mode , in 1 iterations and 55240 ms. Remains : 272/272 places, 216/216 transitions.
Built C files in :
/tmp/ltsmin13821457925054931661
[2026-05-25 12:21:05] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13821457925054931661
Running compilation step : cd /tmp/ltsmin13821457925054931661;'/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 797 ms.
Running link step : cd /tmp/ltsmin13821457925054931661;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin13821457925054931661;'/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/stateBased16876434505392683759.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 12:21:20] [INFO ] Flatten gal took : 27 ms
[2026-05-25 12:21:20] [INFO ] Flatten gal took : 26 ms
[2026-05-25 12:21:20] [INFO ] Time to serialize gal into /tmp/LTL13634325866587802541.gal : 8 ms
[2026-05-25 12:21:20] [INFO ] Time to serialize properties into /tmp/LTL2121110376830372605.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13634325866587802541.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17474260856629209283.hoa' '-atoms' '/tmp/LTL2121110376830372605.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL2121110376830372605.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17474260856629209283.hoa
Detected timeout of ITS tools.
[2026-05-25 12:21:35] [INFO ] Flatten gal took : 58 ms
[2026-05-25 12:21:35] [INFO ] Flatten gal took : 37 ms
[2026-05-25 12:21:35] [INFO ] Time to serialize gal into /tmp/LTL14685110477474588968.gal : 5 ms
[2026-05-25 12:21:35] [INFO ] Time to serialize properties into /tmp/LTL17896926513288666302.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14685110477474588968.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17896926513288666302.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G((X(!((G(F("((p136==0)||(p172==1))")))||(X("((p7==0)||(p248==1))")))))U("(((p91==0)||(p87==1))||((p7==0)||(p248==1)))"))))
Formula 0 simplified : F(!"(((p91==0)||(p87==1))||((p7==0)||(p248==1)))" & X(!"(((p91==0)||(p87==1))||((p7==0)||(p248==1)))" W X("((p7==0)||(p248==1))" | G...183
Detected timeout of ITS tools.
[2026-05-25 12:21:50] [INFO ] Flatten gal took : 21 ms
[2026-05-25 12:21:50] [INFO ] Applying decomposition
[2026-05-25 12:21:50] [INFO ] Flatten gal took : 19 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16921434801666531205.txt' '-o' '/tmp/graph16921434801666531205.bin' '-w' '/tmp/graph16921434801666531205.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16921434801666531205.bin' '-l' '-1' '-v' '-w' '/tmp/graph16921434801666531205.weights' '-q' '0' '-e' '0.001'
[2026-05-25 12:21:50] [INFO ] Decomposing Gal with order
[2026-05-25 12:21:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 12:21:51] [INFO ] Removed a total of 16 redundant transitions.
[2026-05-25 12:21:51] [INFO ] Flatten gal took : 168 ms
[2026-05-25 12:21:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 17 ms.
[2026-05-25 12:21:51] [INFO ] Time to serialize gal into /tmp/LTL16572078978653648238.gal : 17 ms
[2026-05-25 12:21:51] [INFO ] Time to serialize properties into /tmp/LTL12145229063346852538.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16572078978653648238.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12145229063346852538.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((G((X(!((G(F("((u2.p136==0)||(i0.i1.u5.p172==1))")))||(X("((u14.p7==0)||(i0.i1.u41.p248==1))")))))U("(((u13.p91==0)||(u13.p87==1))||...195
Formula 0 simplified : F(!"(((u13.p91==0)||(u13.p87==1))||((u14.p7==0)||(i0.i1.u41.p248==1)))" & X(!"(((u13.p91==0)||(u13.p87==1))||((u14.p7==0)||(i0.i1.u4...253
Detected timeout of ITS tools.
Treatment of property DES-PT-40a-LTLCardinality-10 finished in 356646 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 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2026-05-25 12:22:06] [INFO ] Invariant cache hit.
[2026-05-25 12:22:06] [INFO ] Implicit Places using invariants in 333 ms returned []
[2026-05-25 12:22:06] [INFO ] Invariant cache hit.
[2026-05-25 12:22:07] [INFO ] Implicit Places using invariants and state equation in 747 ms returned []
Implicit Place search using SMT with State Equation took 1099 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1104 ms. Remains : 272/272 places, 216/216 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 139 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-40a-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 25 steps with 0 reset in 1 ms.
FORMULA DES-PT-40a-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-12 finished in 1272 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(!(!X(X(p0)) U (p0 U p1))))'
Support contains 4 out of 272 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 272/272 places, 216/216 transitions.
Applied a total of 0 rules in 5 ms. Remains 272 /272 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2026-05-25 12:22:07] [INFO ] Invariant cache hit.
[2026-05-25 12:22:08] [INFO ] Implicit Places using invariants in 383 ms returned []
[2026-05-25 12:22:08] [INFO ] Invariant cache hit.
[2026-05-25 12:22:08] [INFO ] Implicit Places using invariants and state equation in 805 ms returned []
Implicit Place search using SMT with State Equation took 1204 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1209 ms. Remains : 272/272 places, 216/216 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(!(!X(X(p0)) U (p0 U p1))))'
Stuttering acceptance computed with spot in 266 ms :[p1, (AND p1 (NOT p0)), p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : DES-PT-40a-LTLCardinality-14
Stuttering criterion allowed to conclude after 33 steps with 0 reset in 0 ms.
FORMULA DES-PT-40a-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-40a-LTLCardinality-14 finished in 1507 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((X(!(G(F(p0))||X(p1))) U p2)))'
Spot run failed in 85 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-25 12:22:09] [INFO ] Flatten gal took : 21 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin9637495023126935939
[2026-05-25 12:22:09] [INFO ] Computing symmetric may disable matrix : 216 transitions.
[2026-05-25 12:22:09] [INFO ] Applying decomposition
[2026-05-25 12:22:09] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 12:22:09] [INFO ] Computing symmetric may enable matrix : 216 transitions.
[2026-05-25 12:22:09] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 12:22:09] [INFO ] Flatten gal took : 21 ms
[2026-05-25 12:22:09] [INFO ] Computing Do-Not-Accords matrix : 216 transitions.
[2026-05-25 12:22:09] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 12:22:09] [INFO ] Built C files in 71ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9637495023126935939
Running compilation step : cd /tmp/ltsmin9637495023126935939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' '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'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7376786180602024540.txt' '-o' '/tmp/graph7376786180602024540.bin' '-w' '/tmp/graph7376786180602024540.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7376786180602024540.bin' '-l' '-1' '-v' '-w' '/tmp/graph7376786180602024540.weights' '-q' '0' '-e' '0.001'
[2026-05-25 12:22:09] [INFO ] Decomposing Gal with order
[2026-05-25 12:22:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 12:22:09] [INFO ] Removed a total of 16 redundant transitions.
[2026-05-25 12:22:09] [INFO ] Flatten gal took : 30 ms
[2026-05-25 12:22:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 4 ms.
[2026-05-25 12:22:09] [INFO ] Time to serialize gal into /tmp/LTLCardinality3118141343741957645.gal : 5 ms
[2026-05-25 12:22:09] [INFO ] Time to serialize properties into /tmp/LTLCardinality4663127714658239848.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality3118141343741957645.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality4663127714658239848.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G((X(!((G(F("((u2.p136==0)||(i1.i0.u5.p172==1))")))||(X("((u14.p7==0)||(i1.i0.u41.p248==1))")))))U("(((u13.p91==0)||(u13.p87==1))||...195
Formula 0 simplified : F(!"(((u13.p91==0)||(u13.p87==1))||((u14.p7==0)||(i1.i0.u41.p248==1)))" & X(!"(((u13.p91==0)||(u13.p87==1))||((u14.p7==0)||(i1.i0.u4...253
Compilation finished in 832 ms.
Running link step : cd /tmp/ltsmin9637495023126935939;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin9637495023126935939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[]((X(!([](<>((LTLAPp0==true)))||X((LTLAPp1==true)))) U (LTLAPp2==true)))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t1, t176, t177, t209, u2.t8, u2.t90, u2.t94, u2.t95, u2.t96, u2.t97, u2.t98, u2.t99, u2.t100,...655
Computing Next relation with stutter on 3.63306e+06 deadlock states
148 unique states visited
148 strongly connected components in search stack
149 transitions explored
148 items max in DFS search stack
5570 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,55.7602,1059572,1,0,2.35911e+06,140963,2363,2.93399e+06,4538,853137,3000909
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA DES-PT-40a-LTLCardinality-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 963328 ms.
BK_STOP 1779711791844
--------------------
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="DES-PT-40a"
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 DES-PT-40a, 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 r082-smll-177946993700411"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-40a.tgz
mv DES-PT-40a 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 '
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 ;