About the Execution of ITS-Tools for DES-PT-10b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 12106.871 | 3600000.00 | 6050614.00 | 7980.60 | FFFFF?TTTFFF?FFF | 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-177946993700371.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-10b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700371
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.1K Mar 6 18:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 18:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 18:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K 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 3.2K Mar 15 08:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 15 08:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 18:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 18:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:57 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 79K 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-10b-LTLCardinality-00
FORMULA_NAME DES-PT-10b-LTLCardinality-01
FORMULA_NAME DES-PT-10b-LTLCardinality-02
FORMULA_NAME DES-PT-10b-LTLCardinality-03
FORMULA_NAME DES-PT-10b-LTLCardinality-04
FORMULA_NAME DES-PT-10b-LTLCardinality-05
FORMULA_NAME DES-PT-10b-LTLCardinality-06
FORMULA_NAME DES-PT-10b-LTLCardinality-07
FORMULA_NAME DES-PT-10b-LTLCardinality-08
FORMULA_NAME DES-PT-10b-LTLCardinality-09
FORMULA_NAME DES-PT-10b-LTLCardinality-10
FORMULA_NAME DES-PT-10b-LTLCardinality-11
FORMULA_NAME DES-PT-10b-LTLCardinality-12
FORMULA_NAME DES-PT-10b-LTLCardinality-13
FORMULA_NAME DES-PT-10b-LTLCardinality-14
FORMULA_NAME DES-PT-10b-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779676322738
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-10b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 02:32:05] [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 02:32:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 02:32:05] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2026-05-25 02:32:05] [INFO ] Transformed 320 places.
[2026-05-25 02:32:05] [INFO ] Transformed 271 transitions.
[2026-05-25 02:32:05] [INFO ] Found NUPN structural information;
[2026-05-25 02:32:05] [INFO ] Parsed PT model containing 320 places and 271 transitions and 827 arcs in 325 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
FORMULA DES-PT-10b-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-10b-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-10b-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 320 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 320/320 places, 271/271 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 317 transition count 271
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 23 place count 297 transition count 251
Iterating global reduction 1 with 20 rules applied. Total rules applied 43 place count 297 transition count 251
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 56 place count 284 transition count 238
Iterating global reduction 1 with 13 rules applied. Total rules applied 69 place count 284 transition count 238
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 78 place count 284 transition count 229
Applied a total of 78 rules in 260 ms. Remains 284 /320 variables (removed 36) and now considering 229/271 (removed 42) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8723128959516892908.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11729718892630165799.kers'
[2026-05-25 02:32:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8723128959516892908.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11729718892630165799.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 229 rows 284 cols 719 entries
Finished phase 1 with 152 SingleSign rule and 70 generalized
[2026-05-25 02:32:06] [INFO ] Computed 62 invariants in 3 ms
Computed 62 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-11729718892630165799.kers
Total runtime 5 ms.
[2026-05-25 02:32:06] [INFO ] Implicit Places using invariants in 847 ms returned []
[2026-05-25 02:32:06] [INFO ] Invariant cache hit.
[2026-05-25 02:32:07] [INFO ] Implicit Places using invariants and state equation in 844 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1769 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 283/320 places, 229/271 transitions.
Applied a total of 0 rules in 14 ms. Remains 283 /283 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2070 ms. Remains : 283/320 places, 229/271 transitions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Applied a total of 0 rules in 9 ms. Remains 283 /283 variables (removed 0) and now considering 229/229 (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-5493656151832853578.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16063053589582374979.kers'
[2026-05-25 02:32:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5493656151832853578.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16063053589582374979.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 229 rows 283 cols 717 entries
Finished phase 1 with 161 SingleSign rule and 61 generalized
[2026-05-25 02:32:07] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16063053589582374979.kers
Total runtime 2 ms.
[2026-05-25 02:32:08] [INFO ] Implicit Places using invariants in 232 ms returned []
[2026-05-25 02:32:08] [INFO ] Invariant cache hit.
[2026-05-25 02:32:08] [INFO ] Implicit Places using invariants and state equation in 548 ms returned []
Implicit Place search using SMT with State Equation took 785 ms to find 0 implicit places.
Running 228 sub problems to find dead transitions.
[2026-05-25 02:32:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (OVERLAPS) 1/283 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/283 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/283 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/283 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/283 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 7 (OVERLAPS) 229/512 variables, 283/347 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/512 variables, 19/366 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/512 variables, 20/386 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 386 constraints, problems are : Problem set: 0 solved, 228 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (OVERLAPS) 1/283 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/283 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/283 variables, 42/103 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/283 variables, 10/113 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/283 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 7 (OVERLAPS) 229/512 variables, 283/396 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/512 variables, 228/624 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 631 constraints, problems are : Problem set: 0 solved, 228 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 59/59 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60209ms problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 60248ms
Finished structural reductions in LTL mode , in 1 iterations and 61098 ms. Remains : 283/283 places, 229/229 transitions.
Support contains 37 out of 283 places after structural reductions.
[2026-05-25 02:33:09] [INFO ] Flatten gal took : 102 ms
[2026-05-25 02:33:09] [INFO ] Flatten gal took : 43 ms
[2026-05-25 02:33:09] [INFO ] Input system was already deterministic with 229 transitions.
Support contains 32 out of 283 places (down from 37) after GAL structural reductions.
RANDOM walk for 40000 steps (341 resets) in 1889 ms. (21 steps per ms) remains 4/21 properties
BEST_FIRST walk for 40004 steps (50 resets) in 340 ms. (117 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (44 resets) in 322 ms. (123 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (59 resets) in 289 ms. (137 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (53 resets) in 134 ms. (296 steps per ms) remains 4/4 properties
[2026-05-25 02:33:10] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/103 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 69/172 variables, 13/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 89/261 variables, 24/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 6/267 variables, 2/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/267 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 218/485 variables, 267/328 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 22/507 variables, 13/341 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/507 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 5/512 variables, 3/344 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/512 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/512 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 512/512 variables, and 344 constraints, problems are : Problem set: 0 solved, 4 unsolved in 542 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/103 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 69/172 variables, 13/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 89/261 variables, 24/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 6/267 variables, 2/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/267 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 218/485 variables, 267/328 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 3/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/485 variables, 11/342 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/485 variables, 1/343 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/485 variables, 1/344 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/485 variables, 1/345 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/485 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 22/507 variables, 13/358 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/507 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/507 variables, 2/361 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/507 variables, 3/364 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/507 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 5/512 variables, 3/367 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/512 variables, 0/367 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 367 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 5562ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 283 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 283/283 places, 229/229 transitions.
Graph (complete) has 549 edges and 283 vertex of which 278 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 278 transition count 210
Reduce places removed 15 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 16 rules applied. Total rules applied 33 place count 263 transition count 209
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 34 place count 262 transition count 209
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 34 place count 262 transition count 198
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 56 place count 251 transition count 198
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 62 place count 245 transition count 192
Iterating global reduction 3 with 6 rules applied. Total rules applied 68 place count 245 transition count 192
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 69 place count 245 transition count 191
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 72 place count 242 transition count 188
Iterating global reduction 4 with 3 rules applied. Total rules applied 75 place count 242 transition count 188
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 4 rules applied. Total rules applied 79 place count 242 transition count 184
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 81 place count 241 transition count 183
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 81 place count 241 transition count 182
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 83 place count 240 transition count 182
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 6 with 148 rules applied. Total rules applied 231 place count 166 transition count 108
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 235 place count 164 transition count 110
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 236 place count 164 transition count 109
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 237 place count 163 transition count 109
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 238 place count 163 transition count 108
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 239 place count 162 transition count 108
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 240 place count 162 transition count 108
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 241 place count 161 transition count 107
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 242 place count 160 transition count 107
Applied a total of 242 rules in 188 ms. Remains 160 /283 variables (removed 123) and now considering 107/229 (removed 122) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 189 ms. Remains : 160/283 places, 107/229 transitions.
RANDOM walk for 40000 steps (1708 resets) in 632 ms. (63 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (351 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (272 resets) in 147 ms. (270 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (382 resets) in 162 ms. (245 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (336 resets) in 107 ms. (370 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 730487 steps, run timeout after 3001 ms. (steps per millisecond=243 ) properties seen :0 out of 4
Probabilistic random walk after 730487 steps, saw 102942 distinct states, run finished after 3008 ms. (steps per millisecond=242 ) 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-18372081441601255297.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11013924839821894267.kers'
[2026-05-25 02:33:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18372081441601255297.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11013924839821894267.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 107 rows 152 cols 483 entries
Finished phase 1 with 46 SingleSign rule and 55 generalized
[2026-05-25 02:33:19] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11013924839821894267.kers
Total runtime 1 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 48/55 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 6/61 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 66/127 variables, 24/47 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/127 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 8/135 variables, 6/53 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 2/137 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/137 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 1/138 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/138 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 94/232 variables, 138/193 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/232 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 13/245 variables, 9/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/245 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/245 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 13/258 variables, 4/209 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/258 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/258 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 9/267 variables, 9/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/267 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 0/267 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 219 constraints, problems are : Problem set: 0 solved, 4 unsolved in 401 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 160/160 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 48/55 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 6/61 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 66/127 variables, 24/47 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/127 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 8/135 variables, 6/53 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/135 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/137 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/137 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 1/138 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/138 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 94/232 variables, 138/194 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/232 variables, 3/197 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/232 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/232 variables, 2/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/232 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 13/245 variables, 9/211 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/245 variables, 3/214 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/245 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/245 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 13/258 variables, 4/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/258 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/258 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 9/267 variables, 9/229 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/267 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 0/267 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 267/267 variables, and 229 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2775 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 160/160 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3187ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 2187 ms.
Support contains 7 out of 160 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 160/160 places, 107/107 transitions.
Applied a total of 0 rules in 6 ms. Remains 160 /160 variables (removed 0) and now considering 107/107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 160/160 places, 107/107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 160/160 places, 107/107 transitions.
Applied a total of 0 rules in 6 ms. Remains 160 /160 variables (removed 0) and now considering 107/107 (removed 0) transitions.
[2026-05-25 02:33:25] [INFO ] Invariant cache hit.
[2026-05-25 02:33:25] [INFO ] Implicit Places using invariants in 222 ms returned []
[2026-05-25 02:33:25] [INFO ] Invariant cache hit.
[2026-05-25 02:33:25] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 579 ms to find 0 implicit places.
[2026-05-25 02:33:25] [INFO ] Redundant transitions in 6 ms returned []
Running 103 sub problems to find dead transitions.
[2026-05-25 02:33:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (OVERLAPS) 1/157 variables, 21/43 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (OVERLAPS) 2/159 variables, 16/59 constraints. Problems are: Problem set: 0 solved, 103 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/159 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (OVERLAPS) 107/266 variables, 159/218 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/266 variables, 4/222 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/266 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/266 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 11 (OVERLAPS) 1/267 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 13 (OVERLAPS) 0/267 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 224 constraints, problems are : Problem set: 0 solved, 103 unsolved in 13824 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 160/160 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 103 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (OVERLAPS) 1/157 variables, 21/45 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 2/47 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/157 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (OVERLAPS) 2/159 variables, 16/63 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/159 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/159 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (OVERLAPS) 107/266 variables, 159/223 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 103/326 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 103 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 266/267 variables, and 331 constraints, problems are : Problem set: 0 solved, 103 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 159/160 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43889ms problems are : Problem set: 0 solved, 103 unsolved
Search for dead transitions found 0 dead transitions in 43891ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44490 ms. Remains : 160/160 places, 107/107 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 160 transition count 107
Applied a total of 1 rules in 14 ms. Remains 160 /160 variables (removed 0) and now considering 107/107 (removed 0) transitions.
Running SMT prover for 4 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2628367707937626190.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1226474062579288994.kers'
[2026-05-25 02:34:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2628367707937626190.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1226474062579288994.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 107 rows 152 cols 484 entries
Finished phase 1 with 46 SingleSign rule and 55 generalized
[2026-05-25 02:34:09] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1226474062579288994.kers
Total runtime 3 ms.
[2026-05-25 02:34:09] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2026-05-25 02:34:09] [INFO ] [Nat]Absence check using 34 positive place invariants in 12 ms returned sat
[2026-05-25 02:34:09] [INFO ] [Nat]Absence check using 34 positive and 25 generalized place invariants in 18 ms returned sat
[2026-05-25 02:34:09] [INFO ] After 137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2026-05-25 02:34:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 176 ms
TRAPS : Iteration 1
[2026-05-25 02:34:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 160 ms
TRAPS : Iteration 2
[2026-05-25 02:34:10] [INFO ] After 695ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2026-05-25 02:34:10] [INFO ] After 902ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 1015 ms.
FORMULA DES-PT-10b-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA DES-PT-10b-LTLCardinality-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 98 stabilizing places and 91 stable transitions
Graph (complete) has 549 edges and 283 vertex of which 278 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.11 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G(p0)||X(p1)))))'
Support contains 4 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 278 transition count 224
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 278 transition count 224
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 278 transition count 223
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 13 place count 276 transition count 221
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 276 transition count 221
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 17 place count 276 transition count 219
Applied a total of 17 rules in 43 ms. Remains 276 /283 variables (removed 7) and now considering 219/229 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9851643302855304739.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5633630459849715374.kers'
[2026-05-25 02:34:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9851643302855304739.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5633630459849715374.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 219 rows 276 cols 691 entries
Finished phase 1 with 154 SingleSign rule and 61 generalized
[2026-05-25 02:34:10] [INFO ] Computed 61 invariants in 2 ms
Computed 61 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5633630459849715374.kers
Total runtime 3 ms.
[2026-05-25 02:34:11] [INFO ] Implicit Places using invariants in 388 ms returned []
[2026-05-25 02:34:11] [INFO ] Invariant cache hit.
[2026-05-25 02:34:12] [INFO ] Implicit Places using invariants and state equation in 725 ms returned []
Implicit Place search using SMT with State Equation took 1115 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2026-05-25 02:34:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/275 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/275 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (OVERLAPS) 1/276 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/276 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/276 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/276 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 219/495 variables, 276/338 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/495 variables, 20/358 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/495 variables, 20/378 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/495 variables, 8/386 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 495/495 variables, and 386 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 276/276 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 49/49 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/275 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/275 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (OVERLAPS) 1/276 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/276 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/276 variables, 49/110 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/276 variables, 9/119 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/276 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/276 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (OVERLAPS) 219/495 variables, 276/398 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/495 variables, 218/616 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 495/495 variables, and 620 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 276/276 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60053ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 60055ms
Starting structural reductions in LTL mode, iteration 1 : 276/283 places, 219/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61214 ms. Remains : 276/283 places, 219/229 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((G(p0)||X(p1)))))'
Stuttering acceptance computed with spot in 398 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DES-PT-10b-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 563 steps with 3 reset in 20 ms.
FORMULA DES-PT-10b-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10b-LTLCardinality-00 finished in 61760 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 283 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Graph (complete) has 549 edges and 283 vertex of which 278 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 277 transition count 210
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 31 place count 262 transition count 210
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 31 place count 262 transition count 199
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 53 place count 251 transition count 199
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 59 place count 245 transition count 193
Iterating global reduction 2 with 6 rules applied. Total rules applied 65 place count 245 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 66 place count 245 transition count 192
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 69 place count 242 transition count 189
Iterating global reduction 3 with 3 rules applied. Total rules applied 72 place count 242 transition count 189
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 76 place count 242 transition count 185
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 78 place count 241 transition count 184
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 78 place count 241 transition count 183
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 80 place count 240 transition count 183
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 5 with 150 rules applied. Total rules applied 230 place count 165 transition count 108
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 234 place count 163 transition count 110
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 236 place count 163 transition count 110
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 238 place count 161 transition count 108
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 239 place count 160 transition count 108
Applied a total of 239 rules in 149 ms. Remains 160 /283 variables (removed 123) and now considering 108/229 (removed 121) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3055578775354138965.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1773171983072545615.kers'
[2026-05-25 02:35:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3055578775354138965.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1773171983072545615.kers]
Culling duplicate invariants (modulo rational): removing 28 columns.
Culled 28 columns in 0 ms.
// Phase 1: matrix 108 rows 132 cols 410 entries
Finished phase 1 with 78 SingleSign rule and 24 generalized
[2026-05-25 02:35:12] [INFO ] Computed 58 invariants in 1 ms
Computed 58 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1773171983072545615.kers
Total runtime 2 ms.
[2026-05-25 02:35:13] [INFO ] Implicit Places using invariants in 252 ms returned []
[2026-05-25 02:35:13] [INFO ] Invariant cache hit.
[2026-05-25 02:35:13] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 608 ms to find 0 implicit places.
[2026-05-25 02:35:13] [INFO ] Redundant transitions in 4 ms returned []
Running 105 sub problems to find dead transitions.
[2026-05-25 02:35:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/157 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/159 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (OVERLAPS) 108/267 variables, 159/217 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 2/219 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/267 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (OVERLAPS) 1/268 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/268 variables, 2/222 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/268 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/268 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/268 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 13 (OVERLAPS) 0/268 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Real declared 268/268 variables, and 225 constraints, problems are : Problem set: 0 solved, 105 unsolved in 13881 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 160/160 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 105 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/157 variables, 7/53 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 2/159 variables, 12/65 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/159 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (OVERLAPS) 108/267 variables, 159/224 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/267 variables, 105/329 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/267 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/267 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (OVERLAPS) 1/268 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 105 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 268/268 variables, and 331 constraints, problems are : Problem set: 0 solved, 105 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 160/160 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43919ms problems are : Problem set: 0 solved, 105 unsolved
Search for dead transitions found 0 dead transitions in 43920ms
Starting structural reductions in SI_LTL mode, iteration 1 : 160/283 places, 108/229 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 44688 ms. Remains : 160/283 places, 108/229 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 51 ms :[(NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-01
Stuttering criterion allowed to conclude after 65 steps with 3 reset in 1 ms.
FORMULA DES-PT-10b-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10b-LTLCardinality-01 finished in 44777 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)||G(p1)))'
Support contains 4 out of 283 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Graph (complete) has 549 edges and 283 vertex of which 278 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 277 transition count 212
Reduce places removed 13 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 15 rules applied. Total rules applied 29 place count 264 transition count 210
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 31 place count 262 transition count 210
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 31 place count 262 transition count 199
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 53 place count 251 transition count 199
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 59 place count 245 transition count 193
Iterating global reduction 3 with 6 rules applied. Total rules applied 65 place count 245 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 66 place count 245 transition count 192
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 69 place count 242 transition count 189
Iterating global reduction 4 with 3 rules applied. Total rules applied 72 place count 242 transition count 189
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 4 rules applied. Total rules applied 76 place count 242 transition count 185
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 78 place count 241 transition count 184
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 78 place count 241 transition count 183
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 80 place count 240 transition count 183
Performed 76 Post agglomeration using F-continuation condition.Transition count delta: 76
Deduced a syphon composed of 76 places in 0 ms
Reduce places removed 76 places and 0 transitions.
Iterating global reduction 6 with 152 rules applied. Total rules applied 232 place count 164 transition count 107
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 236 place count 162 transition count 109
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 238 place count 160 transition count 107
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 239 place count 159 transition count 107
Applied a total of 239 rules in 102 ms. Remains 159 /283 variables (removed 124) and now considering 107/229 (removed 122) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2946104853602222211.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10117330812765996858.kers'
[2026-05-25 02:35:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2946104853602222211.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10117330812765996858.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 107 rows 130 cols 396 entries
Finished phase 1 with 75 SingleSign rule and 26 generalized
[2026-05-25 02:35:57] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10117330812765996858.kers
Total runtime 4 ms.
[2026-05-25 02:35:57] [INFO ] Implicit Places using invariants in 299 ms returned []
[2026-05-25 02:35:57] [INFO ] Invariant cache hit.
[2026-05-25 02:35:58] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 743 ms to find 0 implicit places.
[2026-05-25 02:35:58] [INFO ] Redundant transitions in 3 ms returned []
Running 103 sub problems to find dead transitions.
[2026-05-25 02:35:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 103 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 3/158 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (OVERLAPS) 107/265 variables, 158/216 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/265 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (OVERLAPS) 1/266 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/266 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/266 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 12 (OVERLAPS) 0/266 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/266 variables, and 223 constraints, problems are : Problem set: 0 solved, 103 unsolved in 13169 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 159/159 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 103 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (OVERLAPS) 3/158 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (OVERLAPS) 107/265 variables, 158/222 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/265 variables, 103/325 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/265 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (OVERLAPS) 1/266 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 103 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 266/266 variables, and 326 constraints, problems are : Problem set: 0 solved, 103 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 159/159 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43199ms problems are : Problem set: 0 solved, 103 unsolved
Search for dead transitions found 0 dead transitions in 43199ms
Starting structural reductions in SI_LTL mode, iteration 1 : 159/283 places, 107/229 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 44056 ms. Remains : 159/283 places, 107/229 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)||G(p1)))'
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DES-PT-10b-LTLCardinality-02
Product exploration explored 100000 steps with 5643 reset in 647 ms.
Product exploration explored 100000 steps with 5616 reset in 553 ms.
Computed a total of 55 stabilizing places and 50 stable transitions
Computed a total of 55 stabilizing places and 50 stable transitions
Detected a total of 55/159 stabilizing places and 50/107 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 10 factoid took 69 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (2088 resets) in 364 ms. (109 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (390 resets) in 278 ms. (143 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (381 resets) in 221 ms. (180 steps per ms) remains 2/2 properties
[2026-05-25 02:36:43] [INFO ] Invariant cache hit.
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) 5/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/13 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/103 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/103 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 29/132 variables, 28/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/136 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 92/228 variables, 136/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 14/242 variables, 9/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 3/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/242 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 14/256 variables, 4/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/256 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/256 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/266 variables, 10/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/266 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/266 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/266 variables, and 217 constraints, problems are : Problem set: 0 solved, 2 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 159/159 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) 5/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/13 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/103 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/103 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 29/132 variables, 28/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/136 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 92/228 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/228 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/228 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 14/242 variables, 9/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/242 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/242 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 14/256 variables, 4/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/256 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/256 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 10/266 variables, 10/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/266 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/266 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 266/266 variables, and 220 constraints, problems are : Problem set: 0 solved, 2 unsolved in 441 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 159/159 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 693ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 449 ms.
Support contains 4 out of 159 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 107/107 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 159 transition count 106
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 159 transition count 105
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 158 transition count 105
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 158 transition count 105
Applied a total of 4 rules in 27 ms. Remains 158 /159 variables (removed 1) and now considering 105/107 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 158/159 places, 105/107 transitions.
RANDOM walk for 40000 steps (1965 resets) in 253 ms. (157 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (377 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (344 resets) in 111 ms. (357 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 829838 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 2
Probabilistic random walk after 829838 steps, saw 114704 distinct states, run finished after 3002 ms. (steps per millisecond=276 ) 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-4175729809749652888.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16564796840828691732.kers'
[2026-05-25 02:36:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4175729809749652888.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16564796840828691732.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 105 rows 129 cols 393 entries
Finished phase 1 with 79 SingleSign rule and 20 generalized
[2026-05-25 02:36:47] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16564796840828691732.kers
Total runtime 2 ms.
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) 9/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 6/19 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 84/103 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/103 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 32/135 variables, 29/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 90/226 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/226 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 14/240 variables, 8/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 3/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/240 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 14/254 variables, 5/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/254 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/254 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 9/263 variables, 9/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 217 constraints, problems are : Problem set: 0 solved, 2 unsolved in 349 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 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) 9/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 6/19 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 84/103 variables, 19/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/103 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 32/135 variables, 29/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/135 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/136 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/136 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 90/226 variables, 136/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/226 variables, 1/193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/226 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/226 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 14/240 variables, 8/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/240 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/240 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/240 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 14/254 variables, 5/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/254 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/254 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 9/263 variables, 9/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/263 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 0/263 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 263/263 variables, and 221 constraints, problems are : Problem set: 0 solved, 2 unsolved in 818 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1183ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 2652 steps, including 93 resets, run visited all 2 properties in 41 ms. (steps per millisecond=64 )
Parikh walk visited 2 properties in 380 ms.
Knowledge based reduction with 10 factoid took 161 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 6569 ms.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 159 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 159/159 places, 107/107 transitions.
Applied a total of 0 rules in 8 ms. Remains 159 /159 variables (removed 0) and now considering 107/107 (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-16233639180241377305.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17366216071635758681.kers'
[2026-05-25 02:36:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16233639180241377305.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17366216071635758681.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 107 rows 130 cols 396 entries
Finished phase 1 with 75 SingleSign rule and 26 generalized
[2026-05-25 02:36:49] [INFO ] Computed 58 invariants in 1 ms
Computed 58 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17366216071635758681.kers
Total runtime 2 ms.
[2026-05-25 02:36:49] [INFO ] Implicit Places using invariants in 286 ms returned []
[2026-05-25 02:36:49] [INFO ] Invariant cache hit.
[2026-05-25 02:36:50] [INFO ] Implicit Places using invariants and state equation in 461 ms returned []
Implicit Place search using SMT with State Equation took 750 ms to find 0 implicit places.
[2026-05-25 02:36:50] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 770 ms. Remains : 159/159 places, 107/107 transitions.
Computed a total of 55 stabilizing places and 50 stable transitions
Computed a total of 55 stabilizing places and 50 stable transitions
Detected a total of 55/159 stabilizing places and 50/107 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 10 factoid took 76 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (2015 resets) in 427 ms. (93 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (387 resets) in 80 ms. (493 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (381 resets) in 94 ms. (421 steps per ms) remains 2/2 properties
[2026-05-25 02:36:50] [INFO ] Invariant cache hit.
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) 5/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/13 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/103 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/103 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 29/132 variables, 28/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/136 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 92/228 variables, 136/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 14/242 variables, 9/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 3/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/242 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 14/256 variables, 4/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/256 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/256 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/266 variables, 10/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/266 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/266 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/266 variables, and 217 constraints, problems are : Problem set: 0 solved, 2 unsolved in 326 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 159/159 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) 5/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/13 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/103 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/103 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 29/132 variables, 28/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/136 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 92/228 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/228 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/228 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 14/242 variables, 9/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/242 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/242 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 14/256 variables, 4/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/256 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/256 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 10/266 variables, 10/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/266 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/266 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 266/266 variables, and 220 constraints, problems are : Problem set: 0 solved, 2 unsolved in 644 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 159/159 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 975ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 2464 steps, including 102 resets, run visited all 2 properties in 42 ms. (steps per millisecond=58 )
Parikh walk visited 2 properties in 215 ms.
Knowledge based reduction with 10 factoid took 146 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 1697 ms.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 5617 reset in 455 ms.
Product exploration explored 100000 steps with 5621 reset in 505 ms.
Built C files in :
/tmp/ltsmin15130711458247208495
[2026-05-25 02:36:53] [INFO ] Computing symmetric may disable matrix : 107 transitions.
[2026-05-25 02:36:53] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 02:36:53] [INFO ] Computing symmetric may enable matrix : 107 transitions.
[2026-05-25 02:36:53] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 02:36:53] [INFO ] Computing Do-Not-Accords matrix : 107 transitions.
[2026-05-25 02:36:53] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 02:36:53] [INFO ] Built C files in 41ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15130711458247208495
Running compilation step : cd /tmp/ltsmin15130711458247208495;'/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 679 ms.
Running link step : cd /tmp/ltsmin15130711458247208495;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 64 ms.
Running LTSmin : cd /tmp/ltsmin15130711458247208495;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11142386007273309853.hoa' '--buchi-type=spotba'
LTSmin run took 360 ms.
FORMULA DES-PT-10b-LTLCardinality-02 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DES-PT-10b-LTLCardinality-02 finished in 56920 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 2 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 277 transition count 223
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 277 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 277 transition count 222
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 274 transition count 219
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 274 transition count 219
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 22 place count 274 transition count 216
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 273 transition count 215
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 273 transition count 215
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 273 transition count 214
Applied a total of 25 rules in 27 ms. Remains 273 /283 variables (removed 10) and now considering 214/229 (removed 15) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11441906557300070608.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4329762836913058419.kers'
[2026-05-25 02:36:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11441906557300070608.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4329762836913058419.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 273 cols 679 entries
Finished phase 1 with 150 SingleSign rule and 62 generalized
[2026-05-25 02:36:54] [INFO ] Computed 61 invariants in 3 ms
Computed 61 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-4329762836913058419.kers
Total runtime 5 ms.
[2026-05-25 02:36:54] [INFO ] Implicit Places using invariants in 384 ms returned []
[2026-05-25 02:36:54] [INFO ] Invariant cache hit.
[2026-05-25 02:36:55] [INFO ] Implicit Places using invariants and state equation in 745 ms returned []
Implicit Place search using SMT with State Equation took 1133 ms to find 0 implicit places.
Running 213 sub problems to find dead transitions.
[2026-05-25 02:36:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/487 variables, 273/335 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/487 variables, 17/364 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 4/368 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/487 variables, 10/378 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/487 variables, and 378 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 44/105 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 11/116 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 2/118 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 2/120 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 11 (OVERLAPS) 214/487 variables, 273/395 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/487 variables, 213/608 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 608 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 61/61 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 60073ms
Starting structural reductions in LTL mode, iteration 1 : 273/283 places, 214/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61234 ms. Remains : 273/283 places, 214/229 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 160 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA DES-PT-10b-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10b-LTLCardinality-03 finished in 61430 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 283 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Graph (complete) has 549 edges and 283 vertex of which 278 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 277 transition count 210
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 31 place count 262 transition count 210
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 31 place count 262 transition count 199
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 53 place count 251 transition count 199
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 59 place count 245 transition count 193
Iterating global reduction 2 with 6 rules applied. Total rules applied 65 place count 245 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 66 place count 245 transition count 192
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 69 place count 242 transition count 189
Iterating global reduction 3 with 3 rules applied. Total rules applied 72 place count 242 transition count 189
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 76 place count 242 transition count 185
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 78 place count 241 transition count 184
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 78 place count 241 transition count 183
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 80 place count 240 transition count 183
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 1 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 5 with 146 rules applied. Total rules applied 226 place count 167 transition count 110
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 230 place count 165 transition count 112
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 232 place count 163 transition count 110
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 233 place count 162 transition count 110
Applied a total of 233 rules in 45 ms. Remains 162 /283 variables (removed 121) and now considering 110/229 (removed 119) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15614250447063947176.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15806144213314451286.kers'
[2026-05-25 02:37:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15614250447063947176.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15806144213314451286.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 110 rows 158 cols 515 entries
Finished phase 1 with 49 SingleSign rule and 55 generalized
[2026-05-25 02:37:55] [INFO ] Computed 58 invariants in 1 ms
Computed 58 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15806144213314451286.kers
Total runtime 2 ms.
[2026-05-25 02:37:55] [INFO ] Implicit Places using invariants in 203 ms returned []
[2026-05-25 02:37:55] [INFO ] Invariant cache hit.
[2026-05-25 02:37:56] [INFO ] Implicit Places using invariants and state equation in 371 ms returned []
Implicit Place search using SMT with State Equation took 577 ms to find 0 implicit places.
[2026-05-25 02:37:56] [INFO ] Redundant transitions in 3 ms returned []
Running 107 sub problems to find dead transitions.
[2026-05-25 02:37:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (OVERLAPS) 2/161 variables, 27/42 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 6/48 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (OVERLAPS) 1/162 variables, 10/58 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 8 (OVERLAPS) 110/272 variables, 162/220 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/272 variables, 4/224 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/272 variables, 1/225 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/272 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 16 (OVERLAPS) 0/272 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 229 constraints, problems are : Problem set: 0 solved, 107 unsolved in 17792 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 162/162 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 107 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 2/161 variables, 27/46 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 6/52 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/161 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 8 (OVERLAPS) 1/162 variables, 10/65 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 11 (OVERLAPS) 110/272 variables, 162/228 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 107/335 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 107 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 337 constraints, problems are : Problem set: 0 solved, 107 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 162/162 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 47829ms problems are : Problem set: 0 solved, 107 unsolved
Search for dead transitions found 0 dead transitions in 47830ms
Starting structural reductions in SI_LTL mode, iteration 1 : 162/283 places, 110/229 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 48462 ms. Remains : 162/283 places, 110/229 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 41 ms :[(NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-04
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 1 ms.
FORMULA DES-PT-10b-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10b-LTLCardinality-04 finished in 48533 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((F(G(p1))||G(p2)))))'
Support contains 5 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 277 transition count 223
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 277 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 277 transition count 222
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 274 transition count 219
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 274 transition count 219
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 22 place count 274 transition count 216
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 273 transition count 215
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 273 transition count 215
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 273 transition count 214
Applied a total of 25 rules in 14 ms. Remains 273 /283 variables (removed 10) and now considering 214/229 (removed 15) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16826916762835615780.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13709767072675813285.kers'
[2026-05-25 02:38:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16826916762835615780.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13709767072675813285.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 273 cols 679 entries
Finished phase 1 with 150 SingleSign rule and 62 generalized
[2026-05-25 02:38:44] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13709767072675813285.kers
Total runtime 2 ms.
[2026-05-25 02:38:44] [INFO ] Implicit Places using invariants in 201 ms returned []
[2026-05-25 02:38:44] [INFO ] Invariant cache hit.
[2026-05-25 02:38:45] [INFO ] Implicit Places using invariants and state equation in 525 ms returned []
Implicit Place search using SMT with State Equation took 728 ms to find 0 implicit places.
Running 213 sub problems to find dead transitions.
[2026-05-25 02:38:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/487 variables, 273/335 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/487 variables, 17/364 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 4/368 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/487 variables, and 368 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 34/95 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 9/104 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (OVERLAPS) 214/487 variables, 273/381 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/487 variables, 213/594 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 601 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60046ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 60048ms
Starting structural reductions in LTL mode, iteration 1 : 273/283 places, 214/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60791 ms. Remains : 273/283 places, 214/229 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((F(G(p1))||G(p2)))))'
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-05
Product exploration explored 100000 steps with 880 reset in 363 ms.
Product exploration explored 100000 steps with 888 reset in 677 ms.
Computed a total of 96 stabilizing places and 89 stable transitions
Graph (complete) has 527 edges and 273 vertex of which 268 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.8 ms
Computed a total of 96 stabilizing places and 89 stable transitions
Knowledge based reduction with 15 factoid took 90 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (344 resets) in 401 ms. (99 steps per ms) remains 2/7 properties
BEST_FIRST walk for 40004 steps (52 resets) in 160 ms. (248 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (46 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
[2026-05-25 02:39:46] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 140/142 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/142 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 89/231 variables, 35/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 27/258 variables, 18/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 204/462 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 20/482 variables, 12/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/482 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 5/487 variables, 3/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/487 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/487 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 229 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 140/142 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/142 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 89/231 variables, 35/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 27/258 variables, 18/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 204/462 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/462 variables, 2/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/462 variables, 2/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/462 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 20/482 variables, 12/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/482 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/482 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/482 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/487 variables, 3/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/487 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/487 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 487/487 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 820 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 1053ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 257 ms.
Support contains 2 out of 273 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 273/273 places, 214/214 transitions.
Graph (complete) has 527 edges and 273 vertex of which 268 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 268 transition count 194
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 34 place count 252 transition count 194
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 34 place count 252 transition count 182
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 58 place count 240 transition count 182
Performed 76 Post agglomeration using F-continuation condition.Transition count delta: 76
Deduced a syphon composed of 76 places in 0 ms
Reduce places removed 76 places and 0 transitions.
Iterating global reduction 2 with 152 rules applied. Total rules applied 210 place count 164 transition count 106
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 214 place count 162 transition count 108
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 215 place count 162 transition count 107
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 216 place count 161 transition count 107
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 217 place count 161 transition count 106
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 218 place count 160 transition count 106
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 219 place count 160 transition count 106
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 220 place count 159 transition count 105
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 221 place count 158 transition count 105
Applied a total of 221 rules in 70 ms. Remains 158 /273 variables (removed 115) and now considering 105/214 (removed 109) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 158/273 places, 105/214 transitions.
RANDOM walk for 40000 steps (1847 resets) in 302 ms. (132 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (245 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1266603 steps, run timeout after 3001 ms. (steps per millisecond=422 ) properties seen :0 out of 1
Probabilistic random walk after 1266603 steps, saw 175363 distinct states, run finished after 3001 ms. (steps per millisecond=422 ) 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-12875947612928785502.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1466879580124465578.kers'
[2026-05-25 02:39:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12875947612928785502.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1466879580124465578.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 105 rows 129 cols 392 entries
Finished phase 1 with 79 SingleSign rule and 20 generalized
[2026-05-25 02:39:51] [INFO ] Computed 59 invariants in 2 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1466879580124465578.kers
Total runtime 3 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/80 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/123 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/125 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/135 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 92/228 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/241 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/241 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/241 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/254 variables, 4/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/254 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/254 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 9/263 variables, 9/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/80 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/123 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/125 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/135 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 92/228 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/241 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/241 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/241 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/241 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 13/254 variables, 4/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/254 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/254 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 9/263 variables, 9/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/263 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/263 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 263/263 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 241 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 415ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 90 ms.
Support contains 2 out of 158 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 158/158 places, 105/105 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 105/105 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 158/158 places, 105/105 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 158/158 places, 105/105 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 105/105 (removed 0) transitions.
[2026-05-25 02:39:51] [INFO ] Invariant cache hit.
[2026-05-25 02:39:51] [INFO ] Implicit Places using invariants in 178 ms returned []
[2026-05-25 02:39:51] [INFO ] Invariant cache hit.
[2026-05-25 02:39:52] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 533 ms to find 0 implicit places.
[2026-05-25 02:39:52] [INFO ] Redundant transitions in 3 ms returned []
Running 102 sub problems to find dead transitions.
[2026-05-25 02:39:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 9/48 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 102 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/157 variables, 11/59 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 105/262 variables, 157/216 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 3/219 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 1/263 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/263 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 11 (OVERLAPS) 0/263 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 222 constraints, problems are : Problem set: 0 solved, 102 unsolved in 10921 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 9/48 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 5/53 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (OVERLAPS) 2/157 variables, 11/64 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (OVERLAPS) 105/262 variables, 157/221 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 102/323 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 1/263 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/263 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 324 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40954ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 40954ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41500 ms. Remains : 158/158 places, 105/105 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 158 transition count 105
Applied a total of 1 rules in 8 ms. Remains 158 /158 variables (removed 0) and now considering 105/105 (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-4581499086729939155.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17718219601150525077.kers'
[2026-05-25 02:40:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4581499086729939155.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17718219601150525077.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 105 rows 129 cols 393 entries
Finished phase 1 with 79 SingleSign rule and 20 generalized
[2026-05-25 02:40:33] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17718219601150525077.kers
Total runtime 3 ms.
[2026-05-25 02:40:33] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 02:40:33] [INFO ] [Nat]Absence check using 39 positive place invariants in 16 ms returned sat
[2026-05-25 02:40:33] [INFO ] [Nat]Absence check using 39 positive and 20 generalized place invariants in 16 ms returned sat
[2026-05-25 02:40:33] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 02:40:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
TRAPS : Iteration 1
[2026-05-25 02:40:33] [INFO ] After 195ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 02:40:33] [INFO ] After 304ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 383 ms.
Knowledge based reduction with 15 factoid took 131 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Knowledge-based reduction took 47502 ms.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 5 out of 273 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 273/273 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 273 /273 variables (removed 0) and now considering 214/214 (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-15503368650732217060.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-585082509408077893.kers'
[2026-05-25 02:40:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15503368650732217060.kers, --Pflows, --basisKERS=/tmp/petrispot-output-585082509408077893.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 273 cols 679 entries
Finished phase 1 with 150 SingleSign rule and 62 generalized
[2026-05-25 02:40:33] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-585082509408077893.kers
Total runtime 2 ms.
[2026-05-25 02:40:34] [INFO ] Implicit Places using invariants in 224 ms returned []
[2026-05-25 02:40:34] [INFO ] Invariant cache hit.
[2026-05-25 02:40:34] [INFO ] Implicit Places using invariants and state equation in 469 ms returned []
Implicit Place search using SMT with State Equation took 695 ms to find 0 implicit places.
Running 213 sub problems to find dead transitions.
[2026-05-25 02:40:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/487 variables, 273/335 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/487 variables, 17/364 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 4/368 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/487 variables, and 374 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 40/101 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 8/109 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (OVERLAPS) 214/487 variables, 273/383 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 213/596 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 602 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 55/55 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60042ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 60042ms
Finished structural reductions in LTL mode , in 1 iterations and 60742 ms. Remains : 273/273 places, 214/214 transitions.
Computed a total of 96 stabilizing places and 89 stable transitions
Graph (complete) has 527 edges and 273 vertex of which 268 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Computed a total of 96 stabilizing places and 89 stable transitions
Knowledge based reduction with 15 factoid took 77 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (343 resets) in 163 ms. (243 steps per ms) remains 2/7 properties
BEST_FIRST walk for 40003 steps (51 resets) in 85 ms. (465 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (43 resets) in 100 ms. (396 steps per ms) remains 2/2 properties
[2026-05-25 02:41:34] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 32/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 124/161 variables, 32/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/251 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/258 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 204/462 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 20/482 variables, 12/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/482 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 5/487 variables, 3/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/487 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/487 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 487/487 variables, and 334 constraints, problems are : Problem set: 0 solved, 2 unsolved in 404 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 32/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 124/161 variables, 32/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/251 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/258 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 204/462 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/462 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 20/482 variables, 12/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/482 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/482 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 5/487 variables, 3/337 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/487 variables, 4/341 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/487 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/487 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 487/487 variables, and 341 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1300 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 1710ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1526 ms.
Support contains 5 out of 273 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 273/273 places, 214/214 transitions.
Graph (complete) has 527 edges and 273 vertex of which 268 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 268 transition count 196
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 30 place count 254 transition count 196
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 30 place count 254 transition count 184
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 54 place count 242 transition count 184
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 2 with 148 rules applied. Total rules applied 202 place count 168 transition count 110
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 206 place count 166 transition count 112
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 207 place count 166 transition count 111
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 208 place count 165 transition count 111
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 209 place count 165 transition count 110
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 210 place count 164 transition count 110
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 211 place count 164 transition count 110
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 212 place count 163 transition count 109
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 213 place count 162 transition count 109
Applied a total of 213 rules in 31 ms. Remains 162 /273 variables (removed 111) and now considering 109/214 (removed 105) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 162/273 places, 109/214 transitions.
RANDOM walk for 40000 steps (1817 resets) in 176 ms. (225 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (282 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13453485785956465721.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6457810271033570226.kers'
[2026-05-25 02:41:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13453485785956465721.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6457810271033570226.kers]
Culling duplicate invariants (modulo rational): removing 26 columns.
Culled 26 columns in 0 ms.
// Phase 1: matrix 109 rows 136 cols 406 entries
Finished phase 1 with 83 SingleSign rule and 20 generalized
[2026-05-25 02:41:38] [INFO ] Computed 59 invariants in 0 ms
Computed 59 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6457810271033570226.kers
Total runtime 1 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/81 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 46/127 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/131 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/141 variables, 10/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/141 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/142 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/142 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/239 variables, 142/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/239 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 11/250 variables, 8/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/250 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/250 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/262 variables, 3/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/262 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/262 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 9/271 variables, 9/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/271 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/271 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 271/271 variables, and 221 constraints, problems are : Problem set: 0 solved, 1 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 162/162 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/81 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 46/127 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/131 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/141 variables, 10/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/141 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/142 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/142 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/239 variables, 142/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/239 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 11/250 variables, 8/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/250 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/250 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/250 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 12/262 variables, 3/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/262 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/262 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 9/271 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/271 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/271 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 271/271 variables, and 222 constraints, problems are : Problem set: 0 solved, 1 unsolved in 237 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 162/162 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 404ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 113 ms.
Support contains 2 out of 162 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 109/109 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 162 transition count 108
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 161 transition count 108
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 161 transition count 107
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 160 transition count 107
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 8 place count 158 transition count 105
Applied a total of 8 rules in 13 ms. Remains 158 /162 variables (removed 4) and now considering 105/109 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 158/162 places, 105/109 transitions.
RANDOM walk for 40000 steps (1860 resets) in 215 ms. (185 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (279 resets) in 112 ms. (354 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1027130 steps, run timeout after 3001 ms. (steps per millisecond=342 ) properties seen :0 out of 1
Probabilistic random walk after 1027130 steps, saw 143939 distinct states, run finished after 3001 ms. (steps per millisecond=342 ) 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-11063500162712333936.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5888090112712861999.kers'
[2026-05-25 02:41:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11063500162712333936.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5888090112712861999.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 105 rows 129 cols 392 entries
Finished phase 1 with 79 SingleSign rule and 20 generalized
[2026-05-25 02:41:41] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5888090112712861999.kers
Total runtime 2 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/80 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/123 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/125 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/135 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 92/228 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/241 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/241 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/241 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/254 variables, 4/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/254 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/254 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 9/263 variables, 9/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 223 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/80 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/123 variables, 33/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/125 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/135 variables, 10/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/136 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 92/228 variables, 136/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/241 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/241 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/241 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/241 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 13/254 variables, 4/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/254 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/254 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 9/263 variables, 9/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/263 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/263 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 263/263 variables, and 218 constraints, problems are : Problem set: 0 solved, 1 unsolved in 369 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 602ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 122 ms.
Support contains 2 out of 158 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 158/158 places, 105/105 transitions.
Applied a total of 0 rules in 7 ms. Remains 158 /158 variables (removed 0) and now considering 105/105 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 158/158 places, 105/105 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 158/158 places, 105/105 transitions.
Applied a total of 0 rules in 5 ms. Remains 158 /158 variables (removed 0) and now considering 105/105 (removed 0) transitions.
[2026-05-25 02:41:42] [INFO ] Invariant cache hit.
[2026-05-25 02:41:42] [INFO ] Implicit Places using invariants in 309 ms returned []
[2026-05-25 02:41:42] [INFO ] Invariant cache hit.
[2026-05-25 02:41:43] [INFO ] Implicit Places using invariants and state equation in 444 ms returned []
Implicit Place search using SMT with State Equation took 756 ms to find 0 implicit places.
[2026-05-25 02:41:43] [INFO ] Redundant transitions in 2 ms returned []
Running 102 sub problems to find dead transitions.
[2026-05-25 02:41:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 9/48 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 102 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/157 variables, 11/59 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 105/262 variables, 157/216 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 3/219 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 1/263 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/263 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 11 (OVERLAPS) 0/263 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 263/263 variables, and 221 constraints, problems are : Problem set: 0 solved, 102 unsolved in 10708 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 9/48 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 4/52 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (OVERLAPS) 2/157 variables, 11/63 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (OVERLAPS) 105/262 variables, 157/220 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 102/322 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 9 (OVERLAPS) 1/263 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/263 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 323 constraints, problems are : Problem set: 0 solved, 102 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40736ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 40737ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41508 ms. Remains : 158/158 places, 105/105 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 158 transition count 105
Applied a total of 1 rules in 14 ms. Remains 158 /158 variables (removed 0) and now considering 105/105 (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-4733613464907189919.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14804706175830375909.kers'
[2026-05-25 02:42:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4733613464907189919.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14804706175830375909.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 105 rows 129 cols 393 entries
Finished phase 1 with 79 SingleSign rule and 20 generalized
[2026-05-25 02:42:24] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14804706175830375909.kers
Total runtime 1 ms.
[2026-05-25 02:42:24] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 02:42:24] [INFO ] [Nat]Absence check using 39 positive place invariants in 10 ms returned sat
[2026-05-25 02:42:24] [INFO ] [Nat]Absence check using 39 positive and 20 generalized place invariants in 13 ms returned sat
[2026-05-25 02:42:24] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 02:42:24] [INFO ] After 94ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 02:42:24] [INFO ] After 182ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 250 ms.
Knowledge based reduction with 15 factoid took 132 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Knowledge-based reduction took 49934 ms.
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Product exploration explored 100000 steps with 878 reset in 415 ms.
Product exploration explored 100000 steps with 894 reset in 401 ms.
Spot run failed in 106 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/ltsmin17256732506008356161
[2026-05-25 02:42:25] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17256732506008356161
Running compilation step : cd /tmp/ltsmin17256732506008356161;'/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 709 ms.
Running link step : cd /tmp/ltsmin17256732506008356161;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin17256732506008356161;'/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/stateBased4723813615435889668.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 273 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 273/273 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 273 /273 variables (removed 0) and now considering 214/214 (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-5594846098422493483.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18341927737093848033.kers'
[2026-05-25 02:42:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5594846098422493483.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18341927737093848033.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 273 cols 679 entries
Finished phase 1 with 150 SingleSign rule and 62 generalized
[2026-05-25 02:42:40] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18341927737093848033.kers
Total runtime 2 ms.
[2026-05-25 02:42:41] [INFO ] Implicit Places using invariants in 270 ms returned []
[2026-05-25 02:42:41] [INFO ] Invariant cache hit.
[2026-05-25 02:42:41] [INFO ] Implicit Places using invariants and state equation in 746 ms returned []
Implicit Place search using SMT with State Equation took 1019 ms to find 0 implicit places.
Running 213 sub problems to find dead transitions.
[2026-05-25 02:42:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/487 variables, 273/335 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/487 variables, 17/364 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 4/368 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/487 variables, and 368 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 34/95 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 9/104 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (OVERLAPS) 214/487 variables, 273/381 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/487 variables, 213/594 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 601 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60056ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 60057ms
Finished structural reductions in LTL mode , in 1 iterations and 61081 ms. Remains : 273/273 places, 214/214 transitions.
Built C files in :
/tmp/ltsmin9420927975193518905
[2026-05-25 02:43:41] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9420927975193518905
Running compilation step : cd /tmp/ltsmin9420927975193518905;'/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 730 ms.
Running link step : cd /tmp/ltsmin9420927975193518905;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin9420927975193518905;'/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/stateBased2741680857210101955.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 02:43:57] [INFO ] Flatten gal took : 18 ms
[2026-05-25 02:43:57] [INFO ] Flatten gal took : 16 ms
[2026-05-25 02:43:57] [INFO ] Time to serialize gal into /tmp/LTL636395288396917470.gal : 24 ms
[2026-05-25 02:43:57] [INFO ] Time to serialize properties into /tmp/LTL6093101489256760794.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/LTL636395288396917470.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10807126808692784780.hoa' '-atoms' '/tmp/LTL6093101489256760794.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...317
Loading property file /tmp/LTL6093101489256760794.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10807126808692784780.hoa
Detected timeout of ITS tools.
[2026-05-25 02:44:12] [INFO ] Flatten gal took : 26 ms
[2026-05-25 02:44:12] [INFO ] Flatten gal took : 26 ms
[2026-05-25 02:44:12] [INFO ] Time to serialize gal into /tmp/LTL14539353637002488328.gal : 6 ms
[2026-05-25 02:44:12] [INFO ] Time to serialize properties into /tmp/LTL14731055667086826272.ltl : 4 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/LTL14539353637002488328.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14731055667086826272.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 : !((("((p11==0)||(p121==1))")U(X((F(G("((p222==0)||(p293==1))")))||(G("(p157==1)"))))))
Formula 0 simplified : !"((p11==0)||(p121==1))" R X(GF!"((p222==0)||(p293==1))" & F!"(p157==1)")
Detected timeout of ITS tools.
[2026-05-25 02:44:27] [INFO ] Flatten gal took : 16 ms
[2026-05-25 02:44:27] [INFO ] Applying decomposition
[2026-05-25 02:44:27] [INFO ] Flatten gal took : 16 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/graph9097669751758952902.txt' '-o' '/tmp/graph9097669751758952902.bin' '-w' '/tmp/graph9097669751758952902.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9097669751758952902.bin' '-l' '-1' '-v' '-w' '/tmp/graph9097669751758952902.weights' '-q' '0' '-e' '0.001'
[2026-05-25 02:44:27] [INFO ] Decomposing Gal with order
[2026-05-25 02:44:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 02:44:27] [INFO ] Removed a total of 11 redundant transitions.
[2026-05-25 02:44:27] [INFO ] Flatten gal took : 131 ms
[2026-05-25 02:44:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 15 ms.
[2026-05-25 02:44:27] [INFO ] Time to serialize gal into /tmp/LTL17227211970290956712.gal : 16 ms
[2026-05-25 02:44:27] [INFO ] Time to serialize properties into /tmp/LTL9377241462544790635.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/LTL17227211970290956712.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9377241462544790635.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...255
Read 1 LTL properties
Checking formula 0 : !((("((u32.p11==0)||(i4.i0.u20.p121==1))")U(X((F(G("((i10.i1.u48.p222==0)||(i12.i1.u66.p293==1))")))||(G("(i5.u28.p157==1)"))))))
Formula 0 simplified : !"((u32.p11==0)||(i4.i0.u20.p121==1))" R X(GF!"((i10.i1.u48.p222==0)||(i12.i1.u66.p293==1))" & F!"(i5.u28.p157==1)")
Detected timeout of ITS tools.
Treatment of property DES-PT-10b-LTLCardinality-05 finished in 358499 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||(X(p1)&&F(p2))))'
Support contains 6 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 277 transition count 223
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 277 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 277 transition count 222
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 15 place count 275 transition count 220
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 275 transition count 220
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 19 place count 275 transition count 218
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 20 place count 274 transition count 217
Iterating global reduction 2 with 1 rules applied. Total rules applied 21 place count 274 transition count 217
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 274 transition count 216
Applied a total of 22 rules in 13 ms. Remains 274 /283 variables (removed 9) and now considering 216/229 (removed 13) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16590169238588164737.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13876808519829262496.kers'
[2026-05-25 02:44:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16590169238588164737.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13876808519829262496.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 274 cols 685 entries
Finished phase 1 with 151 SingleSign rule and 62 generalized
[2026-05-25 02:44:42] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13876808519829262496.kers
Total runtime 2 ms.
[2026-05-25 02:44:43] [INFO ] Implicit Places using invariants in 364 ms returned []
[2026-05-25 02:44:43] [INFO ] Invariant cache hit.
[2026-05-25 02:44:43] [INFO ] Implicit Places using invariants and state equation in 770 ms returned []
Implicit Place search using SMT with State Equation took 1141 ms to find 0 implicit places.
Running 215 sub problems to find dead transitions.
[2026-05-25 02:44:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 215 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 20/83 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (OVERLAPS) 216/490 variables, 274/357 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/490 variables, 8/365 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/490 variables, 2/367 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 490/490 variables, and 370 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 215 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 35/96 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 8/104 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 7 (OVERLAPS) 216/490 variables, 274/378 constraints. Problems are: Problem set: 0 solved, 215 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/490 variables, 215/593 constraints. Problems are: Problem set: 0 solved, 215 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/490 variables, and 604 constraints, problems are : Problem set: 0 solved, 215 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 215/215 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60051ms problems are : Problem set: 0 solved, 215 unsolved
Search for dead transitions found 0 dead transitions in 60053ms
Starting structural reductions in LTL mode, iteration 1 : 274/283 places, 216/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61208 ms. Remains : 274/283 places, 216/229 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||(X(p1)&&F(p2))))'
Stuttering acceptance computed with spot in 262 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0)), true, (NOT p0), (NOT p2)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-06
Product exploration explored 100000 steps with 50000 reset in 157 ms.
Product exploration explored 100000 steps with 50000 reset in 183 ms.
Computed a total of 96 stabilizing places and 89 stable transitions
Graph (complete) has 530 edges and 274 vertex of which 269 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.5 ms
Computed a total of 96 stabilizing places and 89 stable transitions
Detected a total of 96/274 stabilizing places and 89/216 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 13 factoid took 19 ms. Proved property starting from automaton with 6 states, 10 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 33 ms.
FORMULA DES-PT-10b-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DES-PT-10b-LTLCardinality-06 finished in 61890 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 277 transition count 223
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 277 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 277 transition count 222
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 274 transition count 219
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 274 transition count 219
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 22 place count 274 transition count 216
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 273 transition count 215
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 273 transition count 215
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 273 transition count 214
Applied a total of 25 rules in 26 ms. Remains 273 /283 variables (removed 10) and now considering 214/229 (removed 15) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7721629431032676760.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13596279513424937477.kers'
[2026-05-25 02:45:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7721629431032676760.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13596279513424937477.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 214 rows 273 cols 679 entries
Finished phase 1 with 150 SingleSign rule and 62 generalized
[2026-05-25 02:45:44] [INFO ] Computed 61 invariants in 3 ms
Computed 61 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-13596279513424937477.kers
Total runtime 5 ms.
[2026-05-25 02:45:45] [INFO ] Implicit Places using invariants in 388 ms returned []
[2026-05-25 02:45:45] [INFO ] Invariant cache hit.
[2026-05-25 02:45:45] [INFO ] Implicit Places using invariants and state equation in 674 ms returned []
Implicit Place search using SMT with State Equation took 1065 ms to find 0 implicit places.
Running 213 sub problems to find dead transitions.
[2026-05-25 02:45:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/487 variables, 273/335 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/487 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/487 variables, 17/364 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/487 variables, 4/368 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/487 variables, and 368 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/273 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 34/95 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/273 variables, 9/104 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (OVERLAPS) 214/487 variables, 273/381 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/487 variables, 213/594 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/487 variables, and 601 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 273/273 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60045ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 60045ms
Starting structural reductions in LTL mode, iteration 1 : 273/283 places, 214/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61137 ms. Remains : 273/283 places, 214/229 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 144 ms.
Product exploration explored 100000 steps with 50000 reset in 182 ms.
Computed a total of 96 stabilizing places and 89 stable transitions
Graph (complete) has 527 edges and 273 vertex of which 268 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Computed a total of 96 stabilizing places and 89 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 18 ms. Proved property starting from automaton with 2 states, 2 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 25 ms.
FORMULA DES-PT-10b-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DES-PT-10b-LTLCardinality-07 finished in 61625 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(p1&&F(!p0))))'
Support contains 3 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 277 transition count 223
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 277 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 277 transition count 222
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 274 transition count 219
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 274 transition count 219
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 22 place count 274 transition count 216
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 273 transition count 215
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 273 transition count 215
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 273 transition count 214
Applied a total of 25 rules in 23 ms. Remains 273 /283 variables (removed 10) and now considering 214/229 (removed 15) transitions.
[2026-05-25 02:46:46] [INFO ] Invariant cache hit.
[2026-05-25 02:46:46] [INFO ] Implicit Places using invariants in 329 ms returned []
[2026-05-25 02:46:46] [INFO ] Invariant cache hit.
[2026-05-25 02:46:47] [INFO ] Implicit Places using invariants and state equation in 727 ms returned []
Implicit Place search using SMT with State Equation took 1068 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 273/283 places, 214/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1093 ms. Remains : 273/283 places, 214/229 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(p1&&F(!p0))))'
Stuttering acceptance computed with spot in 118 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-08
Initial state of product has no viable successors after 0 steps with 0 reset in 0 ms.
FORMULA DES-PT-10b-LTLCardinality-08 TRUE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10b-LTLCardinality-08 finished in 1257 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(p0) U p0)) U X(X(!p1))))'
Support contains 4 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 278 transition count 224
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 278 transition count 224
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 278 transition count 223
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 14 place count 275 transition count 220
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 275 transition count 220
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 20 place count 275 transition count 217
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 274 transition count 216
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 274 transition count 216
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 23 place count 274 transition count 215
Applied a total of 23 rules in 23 ms. Remains 274 /283 variables (removed 9) and now considering 215/229 (removed 14) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7324396307105556061.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7454646261404329670.kers'
[2026-05-25 02:46:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7324396307105556061.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7454646261404329670.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 274 cols 681 entries
Finished phase 1 with 151 SingleSign rule and 62 generalized
[2026-05-25 02:46:47] [INFO ] Computed 61 invariants in 2 ms
Computed 61 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7454646261404329670.kers
Total runtime 4 ms.
[2026-05-25 02:46:47] [INFO ] Implicit Places using invariants in 359 ms returned []
[2026-05-25 02:46:47] [INFO ] Invariant cache hit.
[2026-05-25 02:46:48] [INFO ] Implicit Places using invariants and state equation in 773 ms returned []
Implicit Place search using SMT with State Equation took 1134 ms to find 0 implicit places.
Running 214 sub problems to find dead transitions.
[2026-05-25 02:46:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (OVERLAPS) 215/489 variables, 274/335 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/489 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 20/375 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 16/391 constraints. Problems are: Problem set: 0 solved, 214 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/489 variables, and 395 constraints, problems are : Problem set: 0 solved, 214 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 60/60 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 60/121 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 8/129 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 5/134 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (OVERLAPS) 215/489 variables, 274/408 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 214/622 constraints. Problems are: Problem set: 0 solved, 214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 625 constraints, problems are : Problem set: 0 solved, 214 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 76/76 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60053ms problems are : Problem set: 0 solved, 214 unsolved
Search for dead transitions found 0 dead transitions in 60054ms
Starting structural reductions in LTL mode, iteration 1 : 274/283 places, 215/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61213 ms. Remains : 274/283 places, 215/229 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(p0) U p0)) U X(X(!p1))))'
Stuttering acceptance computed with spot in 306 ms :[p1, false, p1, (AND p0 p1), true, (AND (NOT p0) p1), p1, (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-12
Product exploration explored 100000 steps with 895 reset in 173 ms.
Product exploration explored 100000 steps with 883 reset in 211 ms.
Computed a total of 97 stabilizing places and 90 stable transitions
Graph (complete) has 528 edges and 274 vertex of which 269 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Computed a total of 97 stabilizing places and 90 stable transitions
Detected a total of 97/274 stabilizing places and 90/215 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 7 factoid took 62 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (352 resets) in 182 ms. (218 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (61 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (55 resets) in 74 ms. (533 steps per ms) remains 2/2 properties
[2026-05-25 02:47:49] [INFO ] Invariant cache hit.
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) 102/106 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 54/160 variables, 13/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 91/251 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/258 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 202/460 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 19/479 variables, 11/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/479 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 6/485 variables, 3/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/485 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/487 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/487 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/489 variables, 1/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/489 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/489 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 335 constraints, problems are : Problem set: 0 solved, 2 unsolved in 340 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 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) 102/106 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 54/160 variables, 13/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 91/251 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/258 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 202/460 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 2/321 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 8/329 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/460 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 19/479 variables, 11/341 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/479 variables, 1/342 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/479 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 6/485 variables, 3/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/485 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/487 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/487 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 2/489 variables, 1/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/489 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/489 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 489/489 variables, and 347 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2094 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2440ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1474 ms.
Support contains 4 out of 274 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 274/274 places, 215/215 transitions.
Graph (complete) has 528 edges and 274 vertex of which 269 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 269 transition count 193
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 37 place count 252 transition count 193
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 37 place count 252 transition count 182
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 59 place count 241 transition count 182
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 205 place count 168 transition count 109
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 209 place count 166 transition count 111
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 210 place count 166 transition count 110
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 211 place count 165 transition count 110
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 212 place count 165 transition count 110
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 213 place count 164 transition count 109
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 214 place count 163 transition count 109
Applied a total of 214 rules in 29 ms. Remains 163 /274 variables (removed 111) and now considering 109/215 (removed 106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 163/274 places, 109/215 transitions.
RANDOM walk for 40000 steps (1478 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (321 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (311 resets) in 81 ms. (487 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 943579 steps, run timeout after 3001 ms. (steps per millisecond=314 ) properties seen :0 out of 2
Probabilistic random walk after 943579 steps, saw 129802 distinct states, run finished after 3001 ms. (steps per millisecond=314 ) 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-7217257581025918884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3419311527197939944.kers'
[2026-05-25 02:47:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7217257581025918884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3419311527197939944.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 109 rows 155 cols 482 entries
Finished phase 1 with 48 SingleSign rule and 55 generalized
[2026-05-25 02:47:56] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-3419311527197939944.kers
Total runtime 4 ms.
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) 51/55 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/59 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 69/128 variables, 24/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 10/138 variables, 7/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/138 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/140 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/141 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/141 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 95/236 variables, 141/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 13/249 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/249 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/249 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/251 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/251 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/251 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 12/263 variables, 3/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/263 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/263 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 9/272 variables, 9/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/272 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 0/272 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 223 constraints, problems are : Problem set: 0 solved, 2 unsolved in 349 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 163/163 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) 51/55 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/59 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 69/128 variables, 24/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 10/138 variables, 7/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/138 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/140 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/141 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/141 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 95/236 variables, 141/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 2/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/236 variables, 2/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/236 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/236 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 13/249 variables, 8/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/249 variables, 3/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/249 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 2/251 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/251 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/251 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 12/263 variables, 3/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/263 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/263 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 9/272 variables, 9/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/272 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 0/272 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 272/272 variables, and 228 constraints, problems are : Problem set: 0 solved, 2 unsolved in 753 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 163/163 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1114ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 977 ms.
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 109/109 transitions.
Applied a total of 0 rules in 3 ms. Remains 163 /163 variables (removed 0) and now considering 109/109 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 163/163 places, 109/109 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 109/109 transitions.
Applied a total of 0 rules in 2 ms. Remains 163 /163 variables (removed 0) and now considering 109/109 (removed 0) transitions.
[2026-05-25 02:47:58] [INFO ] Invariant cache hit.
[2026-05-25 02:47:59] [INFO ] Implicit Places using invariants in 204 ms returned []
[2026-05-25 02:47:59] [INFO ] Invariant cache hit.
[2026-05-25 02:47:59] [INFO ] Implicit Places using invariants and state equation in 348 ms returned []
Implicit Place search using SMT with State Equation took 555 ms to find 0 implicit places.
[2026-05-25 02:47:59] [INFO ] Redundant transitions in 1 ms returned []
Running 105 sub problems to find dead transitions.
[2026-05-25 02:47:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (OVERLAPS) 1/160 variables, 21/44 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/162 variables, 16/62 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (OVERLAPS) 109/271 variables, 162/224 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/271 variables, 5/229 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/271 variables, 5/234 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/271 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 12 (OVERLAPS) 1/272 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 4/239 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/272 variables, 2/242 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/272 variables, 1/243 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/272 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 18 (OVERLAPS) 0/272 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 243 constraints, problems are : Problem set: 0 solved, 105 unsolved in 18354 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 163/163 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 105 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 12/35 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 1/160 variables, 21/56 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (OVERLAPS) 2/162 variables, 16/75 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 2/77 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 2/79 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 11 (OVERLAPS) 109/271 variables, 162/241 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/271 variables, 105/346 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/271 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/271 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 105 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 271/272 variables, and 350 constraints, problems are : Problem set: 0 solved, 105 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 162/163 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 48380ms problems are : Problem set: 0 solved, 105 unsolved
Search for dead transitions found 0 dead transitions in 48380ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48946 ms. Remains : 163/163 places, 109/109 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 163 transition count 109
Applied a total of 1 rules in 8 ms. Remains 163 /163 variables (removed 0) and now considering 109/109 (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-16808695855031755837.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17229230495012040033.kers'
[2026-05-25 02:48:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16808695855031755837.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17229230495012040033.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 109 rows 155 cols 483 entries
Finished phase 1 with 48 SingleSign rule and 55 generalized
[2026-05-25 02:48:47] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17229230495012040033.kers
Total runtime 2 ms.
[2026-05-25 02:48:47] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 02:48:47] [INFO ] [Nat]Absence check using 35 positive place invariants in 12 ms returned sat
[2026-05-25 02:48:47] [INFO ] [Nat]Absence check using 35 positive and 25 generalized place invariants in 17 ms returned sat
[2026-05-25 02:48:48] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 02:48:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 157 ms
TRAPS : Iteration 1
[2026-05-25 02:48:48] [INFO ] After 339ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 02:48:48] [INFO ] After 456ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 528 ms.
Knowledge based reduction with 7 factoid took 90 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 237 ms :[p1, p1, true, p1, (NOT p0), (NOT p0)]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15332842219494378766.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7024664321572590826.kers'
[2026-05-25 02:48:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15332842219494378766.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7024664321572590826.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 274 cols 681 entries
Finished phase 1 with 151 SingleSign rule and 62 generalized
[2026-05-25 02:48:48] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7024664321572590826.kers
Total runtime 2 ms.
[2026-05-25 02:48:48] [INFO ] [Real]Absence check using 35 positive place invariants in 31 ms returned sat
[2026-05-25 02:48:49] [INFO ] [Real]Absence check using 35 positive and 26 generalized place invariants in 79 ms returned sat
[2026-05-25 02:48:51] [INFO ] [Real]Absence check using state equation in 2371 ms returned sat
[2026-05-25 02:48:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 02:48:51] [INFO ] [Nat]Absence check using 35 positive place invariants in 27 ms returned sat
[2026-05-25 02:48:51] [INFO ] [Nat]Absence check using 35 positive and 26 generalized place invariants in 66 ms returned sat
[2026-05-25 02:48:54] [INFO ] [Nat]Absence check using state equation in 2322 ms returned sat
[2026-05-25 02:48:54] [INFO ] Computed and/alt/rep : 209/384/209 causal constraints (skipped 5 transitions) in 15 ms.
[2026-05-25 02:48:57] [INFO ] Added : 197 causal constraints over 40 iterations in 3790 ms. Result :sat
Could not prove EG p1
Knowledge-based reduction took 68379 ms.
Stuttering acceptance computed with spot in 204 ms :[p1, p1, true, p1, (NOT p0), (NOT p0)]
Support contains 4 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 215/215 transitions.
Applied a total of 0 rules in 5 ms. Remains 274 /274 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-25 02:48:58] [INFO ] Invariant cache hit.
[2026-05-25 02:48:58] [INFO ] Implicit Places using invariants in 356 ms returned []
[2026-05-25 02:48:58] [INFO ] Invariant cache hit.
[2026-05-25 02:48:58] [INFO ] Implicit Places using invariants and state equation in 540 ms returned []
Implicit Place search using SMT with State Equation took 900 ms to find 0 implicit places.
Running 214 sub problems to find dead transitions.
[2026-05-25 02:48:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (OVERLAPS) 215/489 variables, 274/335 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/489 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 20/375 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 16/391 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 11/402 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/489 variables, 2/404 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/489 variables, 1/405 constraints. Problems are: Problem set: 0 solved, 214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/489 variables, and 405 constraints, problems are : Problem set: 0 solved, 214 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 69/69 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 69/130 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 2/132 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (OVERLAPS) 215/489 variables, 274/406 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 214/620 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 3/623 constraints. Problems are: Problem set: 0 solved, 214 unsolved
SMT process timed out in 60042ms, After SMT, problems are : Problem set: 0 solved, 214 unsolved
Search for dead transitions found 0 dead transitions in 60043ms
Finished structural reductions in LTL mode , in 1 iterations and 60949 ms. Remains : 274/274 places, 215/215 transitions.
Computed a total of 97 stabilizing places and 90 stable transitions
Graph (complete) has 528 edges and 274 vertex of which 269 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Computed a total of 97 stabilizing places and 90 stable transitions
Detected a total of 97/274 stabilizing places and 90/215 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 5 factoid took 61 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (359 resets) in 153 ms. (259 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40002 steps (62 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (60 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
[2026-05-25 02:49:59] [INFO ] Invariant cache hit.
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) 102/106 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 54/160 variables, 13/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 91/251 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/258 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 202/460 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 19/479 variables, 11/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/479 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 6/485 variables, 3/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/485 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/487 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/487 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/489 variables, 1/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/489 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/489 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 335 constraints, problems are : Problem set: 0 solved, 2 unsolved in 350 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 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) 102/106 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 54/160 variables, 13/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 91/251 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/258 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 202/460 variables, 258/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 2/321 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 8/329 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/460 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 19/479 variables, 11/341 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/479 variables, 1/342 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/479 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 6/485 variables, 3/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/485 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/487 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/487 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 2/489 variables, 1/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/489 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/489 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 489/489 variables, and 347 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2004 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2359ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1400 ms.
Support contains 4 out of 274 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 274/274 places, 215/215 transitions.
Graph (complete) has 528 edges and 274 vertex of which 269 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 269 transition count 193
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 37 place count 252 transition count 193
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 37 place count 252 transition count 182
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 59 place count 241 transition count 182
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 205 place count 168 transition count 109
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 209 place count 166 transition count 111
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 210 place count 166 transition count 110
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 211 place count 165 transition count 110
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 212 place count 165 transition count 110
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 213 place count 164 transition count 109
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 214 place count 163 transition count 109
Applied a total of 214 rules in 20 ms. Remains 163 /274 variables (removed 111) and now considering 109/215 (removed 106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 163/274 places, 109/215 transitions.
RANDOM walk for 40000 steps (1474 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (320 resets) in 85 ms. (465 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (334 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 975060 steps, run timeout after 3001 ms. (steps per millisecond=324 ) properties seen :0 out of 2
Probabilistic random walk after 975060 steps, saw 134168 distinct states, run finished after 3001 ms. (steps per millisecond=324 ) 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-10064507377727421936.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16939007904050700165.kers'
[2026-05-25 02:50:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10064507377727421936.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16939007904050700165.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 109 rows 155 cols 482 entries
Finished phase 1 with 48 SingleSign rule and 55 generalized
[2026-05-25 02:50:06] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16939007904050700165.kers
Total runtime 1 ms.
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) 51/55 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/59 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 69/128 variables, 24/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 10/138 variables, 7/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/138 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/140 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/141 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/141 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 95/236 variables, 141/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 13/249 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/249 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/249 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/251 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/251 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/251 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 12/263 variables, 3/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/263 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/263 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 9/272 variables, 9/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/272 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 0/272 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 223 constraints, problems are : Problem set: 0 solved, 2 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 163/163 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) 51/55 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/59 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 69/128 variables, 24/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 10/138 variables, 7/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/138 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/140 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/141 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/141 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 95/236 variables, 141/196 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 2/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/236 variables, 2/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/236 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/236 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 13/249 variables, 8/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/249 variables, 3/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/249 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 2/251 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/251 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/251 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 12/263 variables, 3/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/263 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/263 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 9/272 variables, 9/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/272 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 0/272 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 272/272 variables, and 228 constraints, problems are : Problem set: 0 solved, 2 unsolved in 674 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 163/163 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 920ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 673 ms.
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 109/109 transitions.
Applied a total of 0 rules in 2 ms. Remains 163 /163 variables (removed 0) and now considering 109/109 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 163/163 places, 109/109 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 109/109 transitions.
Applied a total of 0 rules in 3 ms. Remains 163 /163 variables (removed 0) and now considering 109/109 (removed 0) transitions.
[2026-05-25 02:50:07] [INFO ] Invariant cache hit.
[2026-05-25 02:50:07] [INFO ] Implicit Places using invariants in 187 ms returned []
[2026-05-25 02:50:07] [INFO ] Invariant cache hit.
[2026-05-25 02:50:08] [INFO ] Implicit Places using invariants and state equation in 291 ms returned []
Implicit Place search using SMT with State Equation took 480 ms to find 0 implicit places.
[2026-05-25 02:50:08] [INFO ] Redundant transitions in 1 ms returned []
Running 105 sub problems to find dead transitions.
[2026-05-25 02:50:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (OVERLAPS) 1/160 variables, 21/44 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 105 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/162 variables, 16/62 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (OVERLAPS) 109/271 variables, 162/224 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/271 variables, 5/229 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/271 variables, 5/234 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/271 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 12 (OVERLAPS) 1/272 variables, 1/235 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 4/239 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/272 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/272 variables, 2/242 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/272 variables, 1/243 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/272 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 18 (OVERLAPS) 0/272 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 105 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 243 constraints, problems are : Problem set: 0 solved, 105 unsolved in 13412 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 163/163 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 105 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 12/35 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 4 (OVERLAPS) 1/160 variables, 21/56 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 7 (OVERLAPS) 2/162 variables, 16/75 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 2/77 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 2/79 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 11 (OVERLAPS) 109/271 variables, 162/241 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/271 variables, 105/346 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/271 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 105 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/271 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 105 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 271/272 variables, and 350 constraints, problems are : Problem set: 0 solved, 105 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 162/163 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 43441ms problems are : Problem set: 0 solved, 105 unsolved
Search for dead transitions found 0 dead transitions in 43442ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43930 ms. Remains : 163/163 places, 109/109 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 163 transition count 109
Applied a total of 1 rules in 4 ms. Remains 163 /163 variables (removed 0) and now considering 109/109 (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-878301358769333486.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11501293739510130737.kers'
[2026-05-25 02:50:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-878301358769333486.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11501293739510130737.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 109 rows 155 cols 483 entries
Finished phase 1 with 48 SingleSign rule and 55 generalized
[2026-05-25 02:50:51] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11501293739510130737.kers
Total runtime 1 ms.
[2026-05-25 02:50:51] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 02:50:51] [INFO ] [Nat]Absence check using 35 positive place invariants in 9 ms returned sat
[2026-05-25 02:50:51] [INFO ] [Nat]Absence check using 35 positive and 25 generalized place invariants in 15 ms returned sat
[2026-05-25 02:50:51] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 02:50:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 125 ms
TRAPS : Iteration 1
[2026-05-25 02:50:52] [INFO ] After 281ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 02:50:52] [INFO ] After 384ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 440 ms.
Knowledge based reduction with 5 factoid took 72 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[p1, p1, true, p1, (NOT p0), (NOT p0)]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2904339756026125089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15083921826048922702.kers'
[2026-05-25 02:50:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2904339756026125089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15083921826048922702.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 274 cols 681 entries
Finished phase 1 with 151 SingleSign rule and 62 generalized
[2026-05-25 02:50:52] [INFO ] Computed 61 invariants in 1 ms
Computed 61 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15083921826048922702.kers
Total runtime 2 ms.
[2026-05-25 02:50:52] [INFO ] [Real]Absence check using 35 positive place invariants in 20 ms returned sat
[2026-05-25 02:50:52] [INFO ] [Real]Absence check using 35 positive and 26 generalized place invariants in 65 ms returned sat
[2026-05-25 02:50:54] [INFO ] [Real]Absence check using state equation in 2049 ms returned sat
[2026-05-25 02:50:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 02:50:54] [INFO ] [Nat]Absence check using 35 positive place invariants in 21 ms returned sat
[2026-05-25 02:50:54] [INFO ] [Nat]Absence check using 35 positive and 26 generalized place invariants in 46 ms returned sat
[2026-05-25 02:50:57] [INFO ] [Nat]Absence check using state equation in 2170 ms returned sat
[2026-05-25 02:50:57] [INFO ] Computed and/alt/rep : 209/384/209 causal constraints (skipped 5 transitions) in 14 ms.
[2026-05-25 02:51:00] [INFO ] Added : 197 causal constraints over 40 iterations in 3510 ms. Result :sat
Could not prove EG p1
Knowledge-based reduction took 61583 ms.
Stuttering acceptance computed with spot in 188 ms :[p1, p1, true, p1, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 183 ms :[p1, p1, true, p1, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 874 reset in 171 ms.
Product exploration explored 100000 steps with 869 reset in 205 ms.
Spot run failed in 53 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/ltsmin1203745160651248938
[2026-05-25 02:51:01] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1203745160651248938
Running compilation step : cd /tmp/ltsmin1203745160651248938;'/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 501 ms.
Running link step : cd /tmp/ltsmin1203745160651248938;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin1203745160651248938;'/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/stateBased4075338313491750634.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 215/215 transitions.
Applied a total of 0 rules in 7 ms. Remains 274 /274 variables (removed 0) and now considering 215/215 (removed 0) transitions.
[2026-05-25 02:51:16] [INFO ] Invariant cache hit.
[2026-05-25 02:51:16] [INFO ] Implicit Places using invariants in 254 ms returned []
[2026-05-25 02:51:16] [INFO ] Invariant cache hit.
[2026-05-25 02:51:17] [INFO ] Implicit Places using invariants and state equation in 519 ms returned []
Implicit Place search using SMT with State Equation took 774 ms to find 0 implicit places.
Running 214 sub problems to find dead transitions.
[2026-05-25 02:51:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (OVERLAPS) 215/489 variables, 274/335 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/489 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 20/375 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 16/391 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 11/402 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/489 variables, 2/404 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/489 variables, 1/405 constraints. Problems are: Problem set: 0 solved, 214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/489 variables, and 405 constraints, problems are : Problem set: 0 solved, 214 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 274/274 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 69/69 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (OVERLAPS) 1/274 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/274 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 69/130 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 2/132 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (OVERLAPS) 215/489 variables, 274/406 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 214/620 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 3/623 constraints. Problems are: Problem set: 0 solved, 214 unsolved
SMT process timed out in 60040ms, After SMT, problems are : Problem set: 0 solved, 214 unsolved
Search for dead transitions found 0 dead transitions in 60041ms
Finished structural reductions in LTL mode , in 1 iterations and 60823 ms. Remains : 274/274 places, 215/215 transitions.
Built C files in :
/tmp/ltsmin13516914471790523404
[2026-05-25 02:52:17] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13516914471790523404
Running compilation step : cd /tmp/ltsmin13516914471790523404;'/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 518 ms.
Running link step : cd /tmp/ltsmin13516914471790523404;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin13516914471790523404;'/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/stateBased15519724761611984496.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 02:52:32] [INFO ] Flatten gal took : 13 ms
[2026-05-25 02:52:32] [INFO ] Flatten gal took : 12 ms
[2026-05-25 02:52:32] [INFO ] Time to serialize gal into /tmp/LTL8822733850650364309.gal : 3 ms
[2026-05-25 02:52:32] [INFO ] Time to serialize properties into /tmp/LTL15564697615046670547.prop : 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/LTL8822733850650364309.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4567121365314529338.hoa' '-atoms' '/tmp/LTL15564697615046670547.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...318
Loading property file /tmp/LTL15564697615046670547.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4567121365314529338.hoa
Detected timeout of ITS tools.
[2026-05-25 02:52:47] [INFO ] Flatten gal took : 11 ms
[2026-05-25 02:52:47] [INFO ] Flatten gal took : 11 ms
[2026-05-25 02:52:47] [INFO ] Time to serialize gal into /tmp/LTL16083072005909661879.gal : 2 ms
[2026-05-25 02:52:47] [INFO ] Time to serialize properties into /tmp/LTL17515960595074518680.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/LTL16083072005909661879.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17515960595074518680.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("((p40==0)||(p176==1))"))U("((p40==0)||(p176==1))")))U(X(X(!("((p86==0)||(p189==1))"))))))
Formula 0 simplified : F(!"((p40==0)||(p176==1))" & X!"((p40==0)||(p176==1))") R XX"((p86==0)||(p189==1))"
Detected timeout of ITS tools.
[2026-05-25 02:53:02] [INFO ] Flatten gal took : 10 ms
[2026-05-25 02:53:02] [INFO ] Applying decomposition
[2026-05-25 02:53:02] [INFO ] Flatten gal took : 11 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/graph10387708147897718204.txt' '-o' '/tmp/graph10387708147897718204.bin' '-w' '/tmp/graph10387708147897718204.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10387708147897718204.bin' '-l' '-1' '-v' '-w' '/tmp/graph10387708147897718204.weights' '-q' '0' '-e' '0.001'
[2026-05-25 02:53:02] [INFO ] Decomposing Gal with order
[2026-05-25 02:53:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 02:53:02] [INFO ] Removed a total of 11 redundant transitions.
[2026-05-25 02:53:02] [INFO ] Flatten gal took : 38 ms
[2026-05-25 02:53:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 7 ms.
[2026-05-25 02:53:02] [INFO ] Time to serialize gal into /tmp/LTL12132038617356415900.gal : 9 ms
[2026-05-25 02:53:02] [INFO ] Time to serialize properties into /tmp/LTL8697939939389554060.ltl : 7 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/LTL12132038617356415900.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8697939939389554060.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...255
Read 1 LTL properties
Checking formula 0 : !(((G((X("((i3.u9.p40==0)||(i10.u35.p176==1))"))U("((i3.u9.p40==0)||(i10.u35.p176==1))")))U(X(X(!("((i3.u9.p86==0)||(i9.i0.u40.p189==1...164
Formula 0 simplified : F(!"((i3.u9.p40==0)||(i10.u35.p176==1))" & X!"((i3.u9.p40==0)||(i10.u35.p176==1))") R XX"((i3.u9.p86==0)||(i9.i0.u40.p189==1))"
Detected timeout of ITS tools.
Treatment of property DES-PT-10b-LTLCardinality-12 finished in 390119 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 283 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 283/283 places, 229/229 transitions.
Graph (complete) has 549 edges and 283 vertex of which 278 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 277 transition count 210
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 31 place count 262 transition count 210
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 31 place count 262 transition count 199
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 53 place count 251 transition count 199
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 59 place count 245 transition count 193
Iterating global reduction 2 with 6 rules applied. Total rules applied 65 place count 245 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 66 place count 245 transition count 192
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 69 place count 242 transition count 189
Iterating global reduction 3 with 3 rules applied. Total rules applied 72 place count 242 transition count 189
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 76 place count 242 transition count 185
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 78 place count 241 transition count 184
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 78 place count 241 transition count 183
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 80 place count 240 transition count 183
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 0 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 5 with 154 rules applied. Total rules applied 234 place count 163 transition count 106
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 238 place count 161 transition count 108
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 240 place count 159 transition count 106
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 241 place count 158 transition count 106
Applied a total of 241 rules in 26 ms. Remains 158 /283 variables (removed 125) and now considering 106/229 (removed 123) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12564126434255446903.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3867067047822833657.kers'
[2026-05-25 02:53:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12564126434255446903.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3867067047822833657.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 106 rows 129 cols 395 entries
Finished phase 1 with 74 SingleSign rule and 26 generalized
[2026-05-25 02:53:17] [INFO ] Computed 58 invariants in 1 ms
Computed 58 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3867067047822833657.kers
Total runtime 1 ms.
[2026-05-25 02:53:17] [INFO ] Implicit Places using invariants in 196 ms returned []
[2026-05-25 02:53:17] [INFO ] Invariant cache hit.
[2026-05-25 02:53:18] [INFO ] Implicit Places using invariants and state equation in 340 ms returned []
Implicit Place search using SMT with State Equation took 560 ms to find 0 implicit places.
[2026-05-25 02:53:18] [INFO ] Redundant transitions in 2 ms returned []
Running 103 sub problems to find dead transitions.
[2026-05-25 02:53:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (OVERLAPS) 2/157 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (OVERLAPS) 106/263 variables, 157/215 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/263 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/263 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (OVERLAPS) 1/264 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/264 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/264 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 12 (OVERLAPS) 0/264 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 103 unsolved
No progress, stopping.
After SMT solving in domain Real declared 264/264 variables, and 220 constraints, problems are : Problem set: 0 solved, 103 unsolved in 12760 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 103 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 4 (OVERLAPS) 2/157 variables, 12/62 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (OVERLAPS) 106/263 variables, 157/219 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/263 variables, 103/322 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 9 (OVERLAPS) 1/264 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/264 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 103 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 264/264 variables, and 323 constraints, problems are : Problem set: 0 solved, 103 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42790ms problems are : Problem set: 0 solved, 103 unsolved
Search for dead transitions found 0 dead transitions in 42791ms
Starting structural reductions in SI_LTL mode, iteration 1 : 158/283 places, 106/229 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43386 ms. Remains : 158/283 places, 106/229 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-10b-LTLCardinality-15
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 0 ms.
FORMULA DES-PT-10b-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10b-LTLCardinality-15 finished in 43482 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((F(G(p1))||G(p2)))))'
Spot run failed in 53 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.
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(p0) U p0)) U X(X(!p1))))'
Spot run failed in 49 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 02:54:01] [INFO ] Flatten gal took : 10 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17120006207483849717
[2026-05-25 02:54:01] [INFO ] Computing symmetric may disable matrix : 229 transitions.
[2026-05-25 02:54:01] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 02:54:01] [INFO ] Computing symmetric may enable matrix : 229 transitions.
[2026-05-25 02:54:01] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 02:54:01] [INFO ] Applying decomposition
[2026-05-25 02:54:01] [INFO ] Flatten gal took : 8 ms
[2026-05-25 02:54:01] [INFO ] Computing Do-Not-Accords matrix : 229 transitions.
[2026-05-25 02:54:01] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 02:54:01] [INFO ] Built C files in 45ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17120006207483849717
Running compilation step : cd /tmp/ltsmin17120006207483849717;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' '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/graph10383579921367929810.txt' '-o' '/tmp/graph10383579921367929810.bin' '-w' '/tmp/graph10383579921367929810.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10383579921367929810.bin' '-l' '-1' '-v' '-w' '/tmp/graph10383579921367929810.weights' '-q' '0' '-e' '0.001'
[2026-05-25 02:54:01] [INFO ] Decomposing Gal with order
[2026-05-25 02:54:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 02:54:01] [INFO ] Removed a total of 16 redundant transitions.
[2026-05-25 02:54:01] [INFO ] Flatten gal took : 21 ms
[2026-05-25 02:54:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 4 ms.
[2026-05-25 02:54:01] [INFO ] Time to serialize gal into /tmp/LTLCardinality12532425970166949258.gal : 4 ms
[2026-05-25 02:54:01] [INFO ] Time to serialize properties into /tmp/LTLCardinality6349691896542141330.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/LTLCardinality12532425970166949258.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality6349691896542141330.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...277
Read 2 LTL properties
Checking formula 0 : !((("((i6.u36.p11==0)||(i3.i1.u21.p121==1))")U(X((F(G("((i8.i1.u51.p222==0)||(i7.i1.u73.p293==1))")))||(G("(i5.u30.p157==1)"))))))
Formula 0 simplified : !"((i6.u36.p11==0)||(i3.i1.u21.p121==1))" R X(GF!"((i8.i1.u51.p222==0)||(i7.i1.u73.p293==1))" & F!"(i5.u30.p157==1)")
Compilation finished in 769 ms.
Running link step : cd /tmp/ltsmin17120006207483849717;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin17120006207483849717;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((LTLAPp0==true) U X((<>([]((LTLAPp1==true)))||[]((LTLAPp2==true)))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t0, t56, t129, t190, t191, u78.t17, u78.t150, i0.i0.u33.t79, i1.t119, i1.t117, i1.u12.t124, i...857
Computing Next relation with stutter on 2.24182e+07 deadlock states
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin17120006207483849717;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((LTLAPp0==true) U X((<>([]((LTLAPp1==true)))||[]((LTLAPp2==true)))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin17120006207483849717;'/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((LTLAPp3==true)) U (LTLAPp3==true))) U X(X(!(LTLAPp4==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-25 03:21:20] [INFO ] Applying decomposition
[2026-05-25 03:21:20] [INFO ] Flatten gal took : 10 ms
[2026-05-25 03:21:20] [INFO ] Decomposing Gal with order
[2026-05-25 03:21:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 03:21:20] [INFO ] Removed a total of 48 redundant transitions.
[2026-05-25 03:21:20] [INFO ] Flatten gal took : 22 ms
[2026-05-25 03:21:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 183 labels/synchronizations in 18 ms.
[2026-05-25 03:21:20] [INFO ] Time to serialize gal into /tmp/LTLCardinality5392134566781121817.gal : 6 ms
[2026-05-25 03:21:20] [INFO ] Time to serialize properties into /tmp/LTLCardinality12376590361709741132.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/LTLCardinality5392134566781121817.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality12376590361709741132.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...277
Read 2 LTL properties
Checking formula 0 : !((("((i0.i0.i0.u4.p11==0)||(i1.i0.i1.i0.i1.i0.u26.p121==1))")U(X((F(G("((i1.i1.i0.i1.i0.i0.i1.i0.i0.i1.i0.i0.i0.i0.i0.i0.u72.p222==0)...239
Formula 0 simplified : !"((i0.i0.i0.u4.p11==0)||(i1.i0.i1.i0.i1.i0.u26.p121==1))" R X(GF!"((i1.i1.i0.i1.i0.i0.i1.i0.i0.i1.i0.i0.i0.i0.i0.i0.u72.p222==0)||(...228
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin17120006207483849717;'/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((LTLAPp3==true)) U (LTLAPp3==true))) U X(X(!(LTLAPp4==true))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin17120006207483849717;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((LTLAPp0==true) U X((<>([]((LTLAPp1==true)))||[]((LTLAPp2==true)))))' '--buchi-type=spotba'
BK_TIME_CONFINEMENT_REACHED
--------------------
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-10b"
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-10b, 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-177946993700371"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-10b.tgz
mv DES-PT-10b 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 ;