About the Execution of ITS-Tools for DES-PT-30b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 532.380 | 785800.00 | 904301.00 | 2001.60 | TFTFTTTFTTTFTFTT | 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-177946993700403.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-30b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700403
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 5.7K Mar 6 18:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Mar 6 18:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K Mar 6 18:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K 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 3.4K Mar 15 08:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 6 18:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 18:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 103K 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-30b-LTLCardinality-00
FORMULA_NAME DES-PT-30b-LTLCardinality-01
FORMULA_NAME DES-PT-30b-LTLCardinality-02
FORMULA_NAME DES-PT-30b-LTLCardinality-03
FORMULA_NAME DES-PT-30b-LTLCardinality-04
FORMULA_NAME DES-PT-30b-LTLCardinality-05
FORMULA_NAME DES-PT-30b-LTLCardinality-06
FORMULA_NAME DES-PT-30b-LTLCardinality-07
FORMULA_NAME DES-PT-30b-LTLCardinality-08
FORMULA_NAME DES-PT-30b-LTLCardinality-09
FORMULA_NAME DES-PT-30b-LTLCardinality-10
FORMULA_NAME DES-PT-30b-LTLCardinality-11
FORMULA_NAME DES-PT-30b-LTLCardinality-12
FORMULA_NAME DES-PT-30b-LTLCardinality-13
FORMULA_NAME DES-PT-30b-LTLCardinality-14
FORMULA_NAME DES-PT-30b-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779703853933
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-30b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 10:10:56] [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 10:10:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 10:10:56] [INFO ] Load time of PNML (sax parser for PT used): 271 ms
[2026-05-25 10:10:56] [INFO ] Transformed 399 places.
[2026-05-25 10:10:57] [INFO ] Transformed 350 transitions.
[2026-05-25 10:10:57] [INFO ] Found NUPN structural information;
[2026-05-25 10:10:57] [INFO ] Parsed PT model containing 399 places and 350 transitions and 1143 arcs in 523 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Initial state reduction rules removed 2 formulas.
FORMULA DES-PT-30b-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-30b-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 399/399 places, 350/350 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 396 transition count 350
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 27 place count 372 transition count 326
Iterating global reduction 1 with 24 rules applied. Total rules applied 51 place count 372 transition count 326
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 66 place count 357 transition count 311
Iterating global reduction 1 with 15 rules applied. Total rules applied 81 place count 357 transition count 311
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 92 place count 357 transition count 300
Applied a total of 92 rules in 245 ms. Remains 357 /399 variables (removed 42) and now considering 300/350 (removed 50) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6393291828936359137.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6015303157319714572.kers'
[2026-05-25 10:10:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6393291828936359137.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6015303157319714572.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 300 rows 357 cols 1015 entries
Finished phase 1 with 164 SingleSign rule and 131 generalized
[2026-05-25 10:10:57] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-6015303157319714572.kers
Total runtime 6 ms.
[2026-05-25 10:10:58] [INFO ] Implicit Places using invariants in 997 ms returned []
[2026-05-25 10:10:58] [INFO ] Invariant cache hit.
[2026-05-25 10:11:00] [INFO ] Implicit Places using invariants and state equation in 1578 ms returned []
Implicit Place search using SMT with State Equation took 2645 ms to find 0 implicit places.
Running 299 sub problems to find dead transitions.
[2026-05-25 10:11:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (OVERLAPS) 1/357 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/357 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (OVERLAPS) 300/657 variables, 357/419 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/657 variables, 20/439 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/657 variables, and 439 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 357/357 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 299 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (OVERLAPS) 1/357 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/357 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/357 variables, 14/96 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/357 variables, 5/101 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/357 variables, 4/105 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/357 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 357/657 variables, and 106 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 0/357 constraints, PredecessorRefiner: 0/299 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60397ms problems are : Problem set: 0 solved, 299 unsolved
Search for dead transitions found 0 dead transitions in 60425ms
Starting structural reductions in LTL mode, iteration 1 : 357/399 places, 300/350 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63393 ms. Remains : 357/399 places, 300/350 transitions.
Starting structural reductions in LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Applied a total of 0 rules in 13 ms. Remains 357 /357 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2026-05-25 10:12:00] [INFO ] Invariant cache hit.
[2026-05-25 10:12:01] [INFO ] Implicit Places using invariants in 548 ms returned []
[2026-05-25 10:12:01] [INFO ] Invariant cache hit.
[2026-05-25 10:12:02] [INFO ] Implicit Places using invariants and state equation in 952 ms returned []
Implicit Place search using SMT with State Equation took 1502 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1516 ms. Remains : 357/357 places, 300/300 transitions.
Support contains 23 out of 357 places after structural reductions.
[2026-05-25 10:12:02] [INFO ] Flatten gal took : 108 ms
[2026-05-25 10:12:02] [INFO ] Flatten gal took : 49 ms
[2026-05-25 10:12:02] [INFO ] Input system was already deterministic with 300 transitions.
RANDOM walk for 40000 steps (355 resets) in 1834 ms. (21 steps per ms) remains 3/12 properties
BEST_FIRST walk for 40003 steps (49 resets) in 410 ms. (97 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (53 resets) in 300 ms. (132 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (48 resets) in 132 ms. (300 steps per ms) remains 3/3 properties
[2026-05-25 10:12:03] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 17/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 144/167 variables, 33/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 172/339 variables, 25/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/339 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 3/342 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/342 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 287/629 variables, 342/404 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/629 variables, 0/404 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 18/647 variables, 10/414 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/647 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 6/653 variables, 3/417 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/653 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/655 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/655 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/657 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/657 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/657 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 657/657 variables, and 419 constraints, problems are : Problem set: 0 solved, 3 unsolved in 883 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 357/357 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 17/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 144/167 variables, 33/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 172/339 variables, 25/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/339 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 3/342 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/342 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 287/629 variables, 342/404 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/629 variables, 3/407 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/629 variables, 0/407 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 18/647 variables, 10/417 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/647 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/647 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 6/653 variables, 3/421 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/653 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/653 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/655 variables, 1/423 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/655 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/657 variables, 1/424 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/657 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/657 variables, and 424 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5010 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 357/357 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5901ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 357 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 357/357 places, 300/300 transitions.
Graph (complete) has 776 edges and 357 vertex of which 351 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.3 ms
Discarding 6 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 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 351 transition count 279
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 18 rules applied. Total rules applied 37 place count 335 transition count 277
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 38 place count 334 transition count 277
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 38 place count 334 transition count 266
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 60 place count 323 transition count 266
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 61 place count 322 transition count 265
Iterating global reduction 3 with 1 rules applied. Total rules applied 62 place count 322 transition count 265
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 63 place count 322 transition count 264
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 63 place count 322 transition count 263
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 65 place count 321 transition count 263
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 2 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 4 with 154 rules applied. Total rules applied 219 place count 244 transition count 186
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 223 place count 242 transition count 188
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 226 place count 242 transition count 185
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 229 place count 239 transition count 185
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 230 place count 239 transition count 184
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 231 place count 239 transition count 184
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 232 place count 238 transition count 183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 233 place count 237 transition count 183
Applied a total of 233 rules in 309 ms. Remains 237 /357 variables (removed 120) and now considering 183/300 (removed 117) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 310 ms. Remains : 237/357 places, 183/300 transitions.
RANDOM walk for 40000 steps (1920 resets) in 599 ms. (66 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40002 steps (358 resets) in 155 ms. (256 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (346 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3046128130829870436.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1223865976445833770.kers'
[2026-05-25 10:12:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3046128130829870436.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1223865976445833770.kers]
Culling duplicate invariants (modulo rational): removing 27 columns.
Culled 27 columns in 0 ms.
// Phase 1: matrix 183 rows 210 cols 712 entries
Finished phase 1 with 137 SingleSign rule and 40 generalized
[2026-05-25 10:12:10] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1223865976445833770.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) 4/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/143 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 38/181 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/183 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/195 variables, 11/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/195 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 3/198 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/198 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 152/350 variables, 198/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/350 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 42/392 variables, 11/265 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/392 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/392 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 1/393 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/393 variables, 1/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/393 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 27/420 variables, 27/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/420 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/420 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 297 constraints, problems are : Problem set: 0 solved, 2 unsolved in 341 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 237/237 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) 4/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/143 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 38/181 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/183 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 12/195 variables, 11/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/195 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/195 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 3/198 variables, 3/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/198 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 152/350 variables, 198/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/350 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/350 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 42/392 variables, 11/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/392 variables, 3/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/392 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/392 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 1/393 variables, 1/273 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/393 variables, 1/274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/393 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 27/420 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/420 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 0/420 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 420/420 variables, and 301 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1072 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1427ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 997 ms.
Support contains 4 out of 237 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 237/237 places, 183/183 transitions.
Applied a total of 0 rules in 12 ms. Remains 237 /237 variables (removed 0) and now considering 183/183 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 237/237 places, 183/183 transitions.
RANDOM walk for 40000 steps (1931 resets) in 295 ms. (135 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (373 resets) in 179 ms. (222 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (388 resets) in 143 ms. (277 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 608135 steps, run timeout after 3001 ms. (steps per millisecond=202 ) properties seen :0 out of 2
Probabilistic random walk after 608135 steps, saw 83696 distinct states, run finished after 3011 ms. (steps per millisecond=201 ) properties seen :0
[2026-05-25 10:12:15] [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) 4/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/143 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 38/181 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/183 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/195 variables, 11/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/195 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 3/198 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/198 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 152/350 variables, 198/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/350 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 42/392 variables, 11/265 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/392 variables, 3/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/392 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 1/393 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/393 variables, 1/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/393 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 27/420 variables, 27/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/420 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/420 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 297 constraints, problems are : Problem set: 0 solved, 2 unsolved in 490 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 237/237 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) 4/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/143 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 38/181 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/183 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 12/195 variables, 11/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/195 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/195 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 3/198 variables, 3/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/198 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 152/350 variables, 198/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/350 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/350 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 42/392 variables, 11/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/392 variables, 3/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/392 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/392 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 1/393 variables, 1/273 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/393 variables, 1/274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/393 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 27/420 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/420 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 0/420 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 420/420 variables, and 301 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1034 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1531ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1035 ms.
Support contains 4 out of 237 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 237/237 places, 183/183 transitions.
Applied a total of 0 rules in 11 ms. Remains 237 /237 variables (removed 0) and now considering 183/183 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 237/237 places, 183/183 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 237/237 places, 183/183 transitions.
Applied a total of 0 rules in 11 ms. Remains 237 /237 variables (removed 0) and now considering 183/183 (removed 0) transitions.
[2026-05-25 10:12:18] [INFO ] Invariant cache hit.
[2026-05-25 10:12:18] [INFO ] Implicit Places using invariants in 264 ms returned []
[2026-05-25 10:12:18] [INFO ] Invariant cache hit.
[2026-05-25 10:12:19] [INFO ] Implicit Places using invariants and state equation in 477 ms returned []
Implicit Place search using SMT with State Equation took 743 ms to find 0 implicit places.
[2026-05-25 10:12:19] [INFO ] Redundant transitions in 7 ms returned []
Running 180 sub problems to find dead transitions.
[2026-05-25 10:12:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 180 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/236 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 5 (OVERLAPS) 183/419 variables, 236/296 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/419 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/419 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/419 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 9 (OVERLAPS) 1/420 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/420 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 11 (OVERLAPS) 0/420 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 420/420 variables, and 303 constraints, problems are : Problem set: 0 solved, 180 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 180/180 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 180 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/234 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (OVERLAPS) 2/236 variables, 11/65 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 7 (OVERLAPS) 183/419 variables, 236/302 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/419 variables, 180/482 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 419/420 variables, and 482 constraints, problems are : Problem set: 0 solved, 180 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/237 constraints, PredecessorRefiner: 180/180 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60112ms problems are : Problem set: 0 solved, 180 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60884 ms. Remains : 237/237 places, 183/183 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 237 transition count 183
Applied a total of 1 rules in 24 ms. Remains 237 /237 variables (removed 0) and now considering 183/183 (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-6817558053334057028.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2710192933250435453.kers'
[2026-05-25 10:13:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6817558053334057028.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2710192933250435453.kers]
Culling duplicate invariants (modulo rational): removing 27 columns.
Culled 27 columns in 0 ms.
// Phase 1: matrix 183 rows 210 cols 714 entries
Finished phase 1 with 137 SingleSign rule and 40 generalized
[2026-05-25 10:13:19] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2710192933250435453.kers
Total runtime 3 ms.
[2026-05-25 10:13:19] [INFO ] After 81ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 10:13:19] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-25 10:13:19] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 30 ms returned sat
[2026-05-25 10:13:19] [INFO ] After 159ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 10:13:19] [INFO ] After 197ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 10:13:19] [INFO ] After 380ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 514 ms.
Computed a total of 176 stabilizing places and 168 stable transitions
Graph (complete) has 776 edges and 357 vertex of which 351 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.31 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 357 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Graph (complete) has 776 edges and 357 vertex of which 351 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.2 ms
Discarding 6 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 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 15 place count 350 transition count 282
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 16 rules applied. Total rules applied 31 place count 336 transition count 280
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 32 place count 335 transition count 280
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 32 place count 335 transition count 269
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 54 place count 324 transition count 269
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 56 place count 322 transition count 267
Iterating global reduction 3 with 2 rules applied. Total rules applied 58 place count 322 transition count 267
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 59 place count 322 transition count 266
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 59 place count 322 transition count 265
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 61 place count 321 transition count 265
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 62 place count 320 transition count 264
Iterating global reduction 4 with 1 rules applied. Total rules applied 63 place count 320 transition count 264
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 64 place count 320 transition count 263
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 64 place count 320 transition count 262
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 66 place count 319 transition count 262
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 1 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 5 with 154 rules applied. Total rules applied 220 place count 242 transition count 185
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 5 with 4 rules applied. Total rules applied 224 place count 240 transition count 187
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 226 place count 238 transition count 185
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 227 place count 237 transition count 185
Applied a total of 227 rules in 170 ms. Remains 237 /357 variables (removed 120) and now considering 185/300 (removed 115) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4721486853269493692.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16583555309425981564.kers'
[2026-05-25 10:13:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4721486853269493692.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16583555309425981564.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 185 rows 208 cols 711 entries
Finished phase 1 with 133 SingleSign rule and 46 generalized
[2026-05-25 10:13:20] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-16583555309425981564.kers
Total runtime 4 ms.
[2026-05-25 10:13:20] [INFO ] Implicit Places using invariants in 282 ms returned []
[2026-05-25 10:13:20] [INFO ] Invariant cache hit.
[2026-05-25 10:13:21] [INFO ] Implicit Places using invariants and state equation in 573 ms returned []
Implicit Place search using SMT with State Equation took 857 ms to find 0 implicit places.
[2026-05-25 10:13:21] [INFO ] Redundant transitions in 14 ms returned []
Running 182 sub problems to find dead transitions.
[2026-05-25 10:13:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 2/236 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (OVERLAPS) 185/421 variables, 236/294 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/421 variables, 4/298 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/421 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/421 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 9 (OVERLAPS) 1/422 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/422 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 11 (OVERLAPS) 0/422 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 300 constraints, problems are : Problem set: 0 solved, 182 unsolved in 26360 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 5/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/234 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (OVERLAPS) 2/236 variables, 12/63 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (OVERLAPS) 185/421 variables, 236/299 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/421 variables, 182/481 constraints. Problems are: Problem set: 0 solved, 182 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 421/422 variables, and 481 constraints, problems are : Problem set: 0 solved, 182 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 236/237 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56447ms problems are : Problem set: 0 solved, 182 unsolved
Search for dead transitions found 0 dead transitions in 56449ms
Starting structural reductions in SI_LTL mode, iteration 1 : 237/357 places, 185/300 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57500 ms. Remains : 237/357 places, 185/300 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 232 ms :[(NOT p0)]
Running random walk in product with property : DES-PT-30b-LTLCardinality-01
Stuttering criterion allowed to conclude after 54548 steps with 3019 reset in 414 ms.
FORMULA DES-PT-30b-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-30b-LTLCardinality-01 finished in 58252 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 U p1)&&X(X(F(p0))))))'
Support contains 4 out of 357 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 354 transition count 297
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 354 transition count 297
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 354 transition count 295
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 9 place count 353 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 353 transition count 294
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 11 place count 353 transition count 293
Applied a total of 11 rules in 42 ms. Remains 353 /357 variables (removed 4) and now considering 293/300 (removed 7) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16722470173988675453.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15825043654105454652.kers'
[2026-05-25 10:14:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16722470173988675453.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15825043654105454652.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 293 rows 353 cols 997 entries
Finished phase 1 with 161 SingleSign rule and 130 generalized
[2026-05-25 10:14:18] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15825043654105454652.kers
Total runtime 5 ms.
[2026-05-25 10:14:18] [INFO ] Implicit Places using invariants in 534 ms returned []
[2026-05-25 10:14:18] [INFO ] Invariant cache hit.
[2026-05-25 10:14:20] [INFO ] Implicit Places using invariants and state equation in 1067 ms returned []
Implicit Place search using SMT with State Equation took 1607 ms to find 0 implicit places.
Running 292 sub problems to find dead transitions.
[2026-05-25 10:14:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 1/353 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/353 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (OVERLAPS) 293/646 variables, 353/415 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/646 variables, 16/431 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 646/646 variables, and 432 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 constraints, PredecessorRefiner: 292/292 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 292 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 1/353 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/353 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 17/79 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/353 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 6/105 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 5/110 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/353 variables, 2/112 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/353 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 353/646 variables, and 113 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 0/292 constraints, Known Traps: 51/51 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60073ms problems are : Problem set: 0 solved, 292 unsolved
Search for dead transitions found 0 dead transitions in 60074ms
Starting structural reductions in LTL mode, iteration 1 : 353/357 places, 293/300 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61724 ms. Remains : 353/357 places, 293/300 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 U p1)&&X(X(F(p0))))))'
Stuttering acceptance computed with spot in 227 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true, (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-30b-LTLCardinality-06
Product exploration explored 100000 steps with 25000 reset in 218 ms.
Product exploration explored 100000 steps with 25000 reset in 369 ms.
Computed a total of 176 stabilizing places and 168 stable transitions
Graph (complete) has 766 edges and 353 vertex of which 347 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.6 ms
Computed a total of 176 stabilizing places and 168 stable transitions
Detected a total of 176/353 stabilizing places and 168/293 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 12 factoid took 86 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (362 resets) in 318 ms. (125 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (57 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 832528 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :0 out of 1
Probabilistic random walk after 832528 steps, saw 137415 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
[2026-05-25 10:15:24] [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) 221/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 89/312 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/338 variables, 21/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 280/618 variables, 338/400 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/618 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 18/636 variables, 10/410 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/636 variables, 0/410 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/642 variables, 3/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/642 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/646 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 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) 221/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 89/312 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/338 variables, 21/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/338 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 280/618 variables, 338/402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/618 variables, 1/403 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/618 variables, 1/404 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/618 variables, 5/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/618 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 18/636 variables, 10/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/636 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 6/642 variables, 3/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/642 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/644 variables, 1/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/644 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/646 variables, 1/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 424 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2211 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 2585ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 361 ms.
Support contains 2 out of 353 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 353/353 places, 293/293 transitions.
Graph (complete) has 766 edges and 353 vertex of which 347 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.8 ms
Discarding 6 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 347 transition count 271
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 37 place count 330 transition count 271
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 37 place count 330 transition count 259
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 61 place count 318 transition count 259
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 1 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 2 with 154 rules applied. Total rules applied 215 place count 241 transition count 182
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 219 place count 239 transition count 184
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 220 place count 239 transition count 183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 221 place count 238 transition count 183
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 222 place count 238 transition count 183
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 223 place count 237 transition count 182
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 224 place count 236 transition count 182
Applied a total of 224 rules in 120 ms. Remains 236 /353 variables (removed 117) and now considering 182/293 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 120 ms. Remains : 236/353 places, 182/293 transitions.
RANDOM walk for 40000 steps (1930 resets) in 253 ms. (157 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (346 resets) in 143 ms. (277 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1115425 steps, run timeout after 3001 ms. (steps per millisecond=371 ) properties seen :0 out of 1
Probabilistic random walk after 1115425 steps, saw 155449 distinct states, run finished after 3001 ms. (steps per millisecond=371 ) 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-7804083261919367269.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7746689533545905882.kers'
[2026-05-25 10:15:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7804083261919367269.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7746689533545905882.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 182 rows 207 cols 706 entries
Finished phase 1 with 136 SingleSign rule and 40 generalized
[2026-05-25 10:15:30] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7746689533545905882.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) 136/138 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/177 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/179 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/191 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/194 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 148/342 variables, 194/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/342 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/355 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/355 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/355 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/357 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/357 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/357 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/389 variables, 3/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/389 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/389 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/418 variables, 29/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/418 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/418 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 418/418 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 348 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/236 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) 136/138 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/177 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/179 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/191 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/194 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 148/342 variables, 194/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/342 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 13/355 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/355 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/355 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/357 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/357 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/357 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 32/389 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/389 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/389 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 29/418 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/418 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/418 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 418/418 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 584 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/236 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 951ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 213 ms.
Support contains 2 out of 236 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 236/236 places, 182/182 transitions.
Applied a total of 0 rules in 13 ms. Remains 236 /236 variables (removed 0) and now considering 182/182 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 236/236 places, 182/182 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 236/236 places, 182/182 transitions.
Applied a total of 0 rules in 11 ms. Remains 236 /236 variables (removed 0) and now considering 182/182 (removed 0) transitions.
[2026-05-25 10:15:31] [INFO ] Invariant cache hit.
[2026-05-25 10:15:32] [INFO ] Implicit Places using invariants in 447 ms returned []
[2026-05-25 10:15:32] [INFO ] Invariant cache hit.
[2026-05-25 10:15:32] [INFO ] Implicit Places using invariants and state equation in 715 ms returned []
Implicit Place search using SMT with State Equation took 1173 ms to find 0 implicit places.
[2026-05-25 10:15:32] [INFO ] Redundant transitions in 2 ms returned []
Running 179 sub problems to find dead transitions.
[2026-05-25 10:15:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/233 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/233 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/233 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 179 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/235 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 5 (OVERLAPS) 182/417 variables, 235/295 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 9 (OVERLAPS) 1/418 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/418 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 11 (OVERLAPS) 0/418 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 179 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 418/418 variables, and 301 constraints, problems are : Problem set: 0 solved, 179 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/236 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 179 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/233 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/233 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/233 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/233 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 4 (OVERLAPS) 2/235 variables, 11/65 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/235 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 6 (OVERLAPS) 182/417 variables, 235/300 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 179/479 constraints. Problems are: Problem set: 0 solved, 179 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 417/418 variables, and 479 constraints, problems are : Problem set: 0 solved, 179 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 235/236 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60121ms problems are : Problem set: 0 solved, 179 unsolved
Search for dead transitions found 0 dead transitions in 60123ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61319 ms. Remains : 236/236 places, 182/182 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 236 transition count 182
Applied a total of 1 rules in 16 ms. Remains 236 /236 variables (removed 0) and now considering 182/182 (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-8640307967389940912.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8843120313220160486.kers'
[2026-05-25 10:16:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8640307967389940912.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8843120313220160486.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 182 rows 207 cols 707 entries
Finished phase 1 with 136 SingleSign rule and 40 generalized
[2026-05-25 10:16:32] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8843120313220160486.kers
Total runtime 2 ms.
[2026-05-25 10:16:33] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 10:16:33] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-25 10:16:33] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 30 ms returned sat
[2026-05-25 10:16:33] [INFO ] After 165ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 10:16:33] [INFO ] After 195ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 10:16:33] [INFO ] After 329ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 432 ms.
Knowledge based reduction with 12 factoid took 92 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 72672 ms.
Stuttering acceptance computed with spot in 195 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 353 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 353/353 places, 293/293 transitions.
Applied a total of 0 rules in 11 ms. Remains 353 /353 variables (removed 0) and now considering 293/293 (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-3530574081801639779.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2253160704713505384.kers'
[2026-05-25 10:16:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3530574081801639779.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2253160704713505384.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 293 rows 353 cols 997 entries
Finished phase 1 with 161 SingleSign rule and 130 generalized
[2026-05-25 10:16:33] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2253160704713505384.kers
Total runtime 5 ms.
[2026-05-25 10:16:34] [INFO ] Implicit Places using invariants in 495 ms returned []
[2026-05-25 10:16:34] [INFO ] Invariant cache hit.
[2026-05-25 10:16:35] [INFO ] Implicit Places using invariants and state equation in 1117 ms returned []
Implicit Place search using SMT with State Equation took 1614 ms to find 0 implicit places.
Running 292 sub problems to find dead transitions.
[2026-05-25 10:16:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 1/353 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/353 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (OVERLAPS) 293/646 variables, 353/415 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/646 variables, 16/431 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 646/646 variables, and 431 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 constraints, PredecessorRefiner: 292/292 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 292 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 1/353 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/353 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 16/78 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/353 variables, 14/92 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 17/112 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/353 variables, 3/115 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/353 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 353/646 variables, and 125 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 0/292 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60074ms problems are : Problem set: 0 solved, 292 unsolved
Search for dead transitions found 0 dead transitions in 60076ms
Finished structural reductions in LTL mode , in 1 iterations and 61703 ms. Remains : 353/353 places, 293/293 transitions.
Computed a total of 176 stabilizing places and 168 stable transitions
Graph (complete) has 766 edges and 353 vertex of which 347 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.8 ms
Computed a total of 176 stabilizing places and 168 stable transitions
Detected a total of 176/353 stabilizing places and 168/293 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 53 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (354 resets) in 168 ms. (236 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (54 resets) in 80 ms. (493 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 980993 steps, run timeout after 3001 ms. (steps per millisecond=326 ) properties seen :0 out of 1
Probabilistic random walk after 980993 steps, saw 159736 distinct states, run finished after 3001 ms. (steps per millisecond=326 ) properties seen :0
[2026-05-25 10:17:38] [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) 221/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 89/312 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/338 variables, 21/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 280/618 variables, 338/400 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/618 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 18/636 variables, 10/410 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/636 variables, 0/410 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/642 variables, 3/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/642 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/646 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 368 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 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) 221/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 89/312 variables, 35/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/338 variables, 21/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/338 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 280/618 variables, 338/402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/618 variables, 1/403 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/618 variables, 1/404 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/618 variables, 5/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/618 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 18/636 variables, 10/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/636 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 6/642 variables, 3/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/642 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/644 variables, 1/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/644 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/646 variables, 1/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 424 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1949 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 2323ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 203 ms.
Support contains 2 out of 353 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 353/353 places, 293/293 transitions.
Graph (complete) has 766 edges and 353 vertex of which 347 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 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 347 transition count 271
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 37 place count 330 transition count 271
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 37 place count 330 transition count 259
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 61 place count 318 transition count 259
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 2 with 154 rules applied. Total rules applied 215 place count 241 transition count 182
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 219 place count 239 transition count 184
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 220 place count 239 transition count 183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 221 place count 238 transition count 183
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 222 place count 238 transition count 183
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 223 place count 237 transition count 182
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 224 place count 236 transition count 182
Applied a total of 224 rules in 83 ms. Remains 236 /353 variables (removed 117) and now considering 182/293 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 84 ms. Remains : 236/353 places, 182/293 transitions.
RANDOM walk for 40000 steps (1892 resets) in 244 ms. (163 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (359 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1212474 steps, run timeout after 3001 ms. (steps per millisecond=404 ) properties seen :0 out of 1
Probabilistic random walk after 1212474 steps, saw 168160 distinct states, run finished after 3001 ms. (steps per millisecond=404 ) 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-8159496924155493180.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11512958939945482751.kers'
[2026-05-25 10:17:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8159496924155493180.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11512958939945482751.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 182 rows 207 cols 706 entries
Finished phase 1 with 136 SingleSign rule and 40 generalized
[2026-05-25 10:17:44] [INFO ] Computed 60 invariants in 3 ms
Computed 60 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-11512958939945482751.kers
Total runtime 4 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) 136/138 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/177 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/179 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/191 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/194 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 148/342 variables, 194/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/342 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/355 variables, 8/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/355 variables, 3/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/355 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/357 variables, 1/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/357 variables, 2/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/357 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 32/389 variables, 3/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/389 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/389 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 29/418 variables, 29/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/418 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/418 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 418/418 variables, and 296 constraints, problems are : Problem set: 0 solved, 1 unsolved in 248 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/236 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) 136/138 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/177 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/179 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 12/191 variables, 11/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/194 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 148/342 variables, 194/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/342 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/342 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 13/355 variables, 8/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/355 variables, 3/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/355 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/357 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/357 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/357 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 32/389 variables, 3/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/389 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/389 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 29/418 variables, 29/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/418 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/418 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 418/418 variables, and 297 constraints, problems are : Problem set: 0 solved, 1 unsolved in 386 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/236 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 646ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 141 ms.
Support contains 2 out of 236 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 236/236 places, 182/182 transitions.
Applied a total of 0 rules in 6 ms. Remains 236 /236 variables (removed 0) and now considering 182/182 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 236/236 places, 182/182 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 236/236 places, 182/182 transitions.
Applied a total of 0 rules in 6 ms. Remains 236 /236 variables (removed 0) and now considering 182/182 (removed 0) transitions.
[2026-05-25 10:17:45] [INFO ] Invariant cache hit.
[2026-05-25 10:17:45] [INFO ] Implicit Places using invariants in 413 ms returned []
[2026-05-25 10:17:45] [INFO ] Invariant cache hit.
[2026-05-25 10:17:46] [INFO ] Implicit Places using invariants and state equation in 595 ms returned []
Implicit Place search using SMT with State Equation took 1009 ms to find 0 implicit places.
[2026-05-25 10:17:46] [INFO ] Redundant transitions in 2 ms returned []
Running 179 sub problems to find dead transitions.
[2026-05-25 10:17:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/233 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/233 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/233 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 179 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/235 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 5 (OVERLAPS) 182/417 variables, 235/295 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 9 (OVERLAPS) 1/418 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/418 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 11 (OVERLAPS) 0/418 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 179 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 418/418 variables, and 301 constraints, problems are : Problem set: 0 solved, 179 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 236/236 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 179 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/233 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/233 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/233 variables, 5/54 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/233 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 4 (OVERLAPS) 2/235 variables, 11/65 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/235 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 6 (OVERLAPS) 182/417 variables, 235/300 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 179/479 constraints. Problems are: Problem set: 0 solved, 179 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 417/418 variables, and 479 constraints, problems are : Problem set: 0 solved, 179 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 235/236 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60087ms problems are : Problem set: 0 solved, 179 unsolved
Search for dead transitions found 0 dead transitions in 60088ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61113 ms. Remains : 236/236 places, 182/182 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 236 transition count 182
Applied a total of 1 rules in 10 ms. Remains 236 /236 variables (removed 0) and now considering 182/182 (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-5346613869953138323.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9608682205091160926.kers'
[2026-05-25 10:18:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5346613869953138323.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9608682205091160926.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 182 rows 207 cols 707 entries
Finished phase 1 with 136 SingleSign rule and 40 generalized
[2026-05-25 10:18:46] [INFO ] Computed 60 invariants in 2 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9608682205091160926.kers
Total runtime 3 ms.
[2026-05-25 10:18:46] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 10:18:46] [INFO ] [Nat]Absence check using 40 positive place invariants in 9 ms returned sat
[2026-05-25 10:18:46] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 29 ms returned sat
[2026-05-25 10:18:46] [INFO ] After 141ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 10:18:46] [INFO ] After 160ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 10:18:46] [INFO ] After 299ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 385 ms.
Knowledge based reduction with 2 factoid took 75 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 71462 ms.
Stuttering acceptance computed with spot in 199 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 199 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 173 ms.
Product exploration explored 100000 steps with 25000 reset in 184 ms.
Spot run failed in 154 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/ltsmin6009076004033941151
[2026-05-25 10:18:48] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6009076004033941151
Running compilation step : cd /tmp/ltsmin6009076004033941151;'/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 1398 ms.
Running link step : cd /tmp/ltsmin6009076004033941151;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 62 ms.
Running LTSmin : cd /tmp/ltsmin6009076004033941151;'/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/stateBased18019929048283968148.hoa' '--buchi-type=spotba'
LTSmin run took 81 ms.
FORMULA DES-PT-30b-LTLCardinality-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DES-PT-30b-LTLCardinality-06 finished in 271193 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 357 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 355 transition count 298
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 355 transition count 298
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 355 transition count 296
Applied a total of 6 rules in 29 ms. Remains 355 /357 variables (removed 2) and now considering 296/300 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16365585490272836232.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17555203298847495583.kers'
[2026-05-25 10:18:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16365585490272836232.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17555203298847495583.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 296 rows 355 cols 1005 entries
Finished phase 1 with 162 SingleSign rule and 131 generalized
[2026-05-25 10:18:49] [INFO ] Computed 62 invariants in 2 ms
Computed 62 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17555203298847495583.kers
Total runtime 3 ms.
[2026-05-25 10:18:50] [INFO ] Implicit Places using invariants in 484 ms returned []
[2026-05-25 10:18:50] [INFO ] Invariant cache hit.
[2026-05-25 10:18:51] [INFO ] Implicit Places using invariants and state equation in 1412 ms returned []
Implicit Place search using SMT with State Equation took 1899 ms to find 0 implicit places.
Running 295 sub problems to find dead transitions.
[2026-05-25 10:18:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/354 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/354 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 2 (OVERLAPS) 1/355 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 295 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/355 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/355 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 5 (OVERLAPS) 296/651 variables, 355/417 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/651 variables, 20/437 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/651 variables, 12/449 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 651/651 variables, and 449 constraints, problems are : Problem set: 0 solved, 295 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 355/355 constraints, PredecessorRefiner: 295/295 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/354 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/354 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 2 (OVERLAPS) 1/355 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/355 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/355 variables, 32/94 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/355 variables, 15/109 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 5/118 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 355/651 variables, and 119 constraints, problems are : Problem set: 0 solved, 295 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 0/355 constraints, PredecessorRefiner: 0/295 constraints, Known Traps: 57/57 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60078ms problems are : Problem set: 0 solved, 295 unsolved
Search for dead transitions found 0 dead transitions in 60080ms
Starting structural reductions in LTL mode, iteration 1 : 355/357 places, 296/300 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62011 ms. Remains : 355/357 places, 296/300 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-30b-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DES-PT-30b-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-30b-LTLCardinality-07 finished in 62157 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 4 out of 357 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 355 transition count 298
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 355 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 355 transition count 297
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 354 transition count 296
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 354 transition count 296
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 354 transition count 295
Applied a total of 8 rules in 36 ms. Remains 354 /357 variables (removed 3) and now considering 295/300 (removed 5) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14673417068067853512.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12654873838781120785.kers'
[2026-05-25 10:19:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14673417068067853512.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12654873838781120785.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 295 rows 354 cols 1003 entries
Finished phase 1 with 162 SingleSign rule and 130 generalized
[2026-05-25 10:19:51] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12654873838781120785.kers
Total runtime 5 ms.
[2026-05-25 10:19:52] [INFO ] Implicit Places using invariants in 459 ms returned []
[2026-05-25 10:19:52] [INFO ] Invariant cache hit.
[2026-05-25 10:19:53] [INFO ] Implicit Places using invariants and state equation in 1213 ms returned []
Implicit Place search using SMT with State Equation took 1675 ms to find 0 implicit places.
Running 294 sub problems to find dead transitions.
[2026-05-25 10:19:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/353 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/353 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (OVERLAPS) 1/354 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/354 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (OVERLAPS) 295/649 variables, 354/416 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 6 (INCLUDED_ONLY) 0/649 variables, 17/433 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 649/649 variables, and 433 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 354/354 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/353 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/353 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (OVERLAPS) 1/354 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/354 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 17/79 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 9/88 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 5/93 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 7/100 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 9 (OVERLAPS) 295/649 variables, 354/454 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/649 variables, 294/748 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 649/649 variables, and 748 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 354/354 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60073ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 60074ms
Starting structural reductions in LTL mode, iteration 1 : 354/357 places, 295/300 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61787 ms. Remains : 354/357 places, 295/300 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-30b-LTLCardinality-08
Product exploration explored 100000 steps with 33333 reset in 228 ms.
Product exploration explored 100000 steps with 33333 reset in 282 ms.
Computed a total of 176 stabilizing places and 168 stable transitions
Graph (complete) has 769 edges and 354 vertex of which 348 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.10 ms
Computed a total of 176 stabilizing places and 168 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 17 ms. Proved property starting from automaton with 3 states, 3 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 38 ms.
FORMULA DES-PT-30b-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DES-PT-30b-LTLCardinality-08 finished in 62477 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 357 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Graph (complete) has 776 edges and 357 vertex of which 351 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 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 350 transition count 281
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 335 transition count 280
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 32 place count 335 transition count 269
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 54 place count 324 transition count 269
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 55 place count 323 transition count 268
Iterating global reduction 2 with 1 rules applied. Total rules applied 56 place count 323 transition count 268
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 57 place count 323 transition count 267
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 57 place count 323 transition count 266
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 59 place count 322 transition count 266
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 3 with 154 rules applied. Total rules applied 213 place count 245 transition count 189
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 3 with 4 rules applied. Total rules applied 217 place count 243 transition count 191
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 219 place count 241 transition count 189
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 220 place count 240 transition count 189
Applied a total of 220 rules in 76 ms. Remains 240 /357 variables (removed 117) and now considering 189/300 (removed 111) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10553263462006998525.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1945681517977821785.kers'
[2026-05-25 10:20:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10553263462006998525.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1945681517977821785.kers]
Culling duplicate invariants (modulo rational): removing 27 columns.
Culled 27 columns in 0 ms.
// Phase 1: matrix 189 rows 213 cols 727 entries
Finished phase 1 with 137 SingleSign rule and 45 generalized
[2026-05-25 10:20:54] [INFO ] Computed 58 invariants in 3 ms
Computed 58 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1945681517977821785.kers
Total runtime 4 ms.
[2026-05-25 10:20:54] [INFO ] Implicit Places using invariants in 349 ms returned []
[2026-05-25 10:20:54] [INFO ] Invariant cache hit.
[2026-05-25 10:20:55] [INFO ] Implicit Places using invariants and state equation in 679 ms returned []
Implicit Place search using SMT with State Equation took 1031 ms to find 0 implicit places.
[2026-05-25 10:20:55] [INFO ] Redundant transitions in 8 ms returned []
Running 186 sub problems to find dead transitions.
[2026-05-25 10:20:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (OVERLAPS) 2/239 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (OVERLAPS) 189/428 variables, 239/297 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/428 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/428 variables, 2/300 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/428 variables, 2/302 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/428 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 10 (OVERLAPS) 1/429 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 186 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 429/429 variables, and 303 constraints, problems are : Problem set: 0 solved, 186 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 10/46 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (OVERLAPS) 2/239 variables, 12/62 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 7 (OVERLAPS) 189/428 variables, 239/302 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/428 variables, 186/488 constraints. Problems are: Problem set: 0 solved, 186 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 428/429 variables, and 488 constraints, problems are : Problem set: 0 solved, 186 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 239/240 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Starting structural reductions in SI_LTL mode, iteration 1 : 240/357 places, 189/300 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61200 ms. Remains : 240/357 places, 189/300 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 54 ms :[(NOT p0)]
Running random walk in product with property : DES-PT-30b-LTLCardinality-11
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 1 ms.
FORMULA DES-PT-30b-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-30b-LTLCardinality-11 finished in 61295 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!p0||X(X(X(p1))))) U !p2))'
Support contains 5 out of 357 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 355 transition count 298
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 355 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 355 transition count 297
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 354 transition count 296
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 354 transition count 296
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 354 transition count 295
Applied a total of 8 rules in 38 ms. Remains 354 /357 variables (removed 3) and now considering 295/300 (removed 5) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6794563733132380012.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9299216826288226348.kers'
[2026-05-25 10:21:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6794563733132380012.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9299216826288226348.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 295 rows 354 cols 1001 entries
Finished phase 1 with 162 SingleSign rule and 130 generalized
[2026-05-25 10:21:55] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-9299216826288226348.kers
Total runtime 5 ms.
[2026-05-25 10:21:55] [INFO ] Implicit Places using invariants in 371 ms returned []
[2026-05-25 10:21:55] [INFO ] Invariant cache hit.
[2026-05-25 10:21:56] [INFO ] Implicit Places using invariants and state equation in 772 ms returned []
Implicit Place search using SMT with State Equation took 1145 ms to find 0 implicit places.
Running 294 sub problems to find dead transitions.
[2026-05-25 10:21:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/353 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/353 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (OVERLAPS) 1/354 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/354 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (OVERLAPS) 295/649 variables, 354/416 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/649 variables, 20/436 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/649 variables, 1/437 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 649/649 variables, and 437 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 354/354 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/353 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/353 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (OVERLAPS) 1/354 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/354 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 21/83 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 20/103 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 12/115 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 11/126 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 354/649 variables, and 127 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 0/354 constraints, PredecessorRefiner: 0/294 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60064ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 60065ms
Starting structural reductions in LTL mode, iteration 1 : 354/357 places, 295/300 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61249 ms. Remains : 354/357 places, 295/300 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!p0||X(X(X(p1))))) U !p2))'
Stuttering acceptance computed with spot in 285 ms :[p2, (NOT p1), (AND p0 (NOT p1)), (NOT p1), (NOT p1), true]
Running random walk in product with property : DES-PT-30b-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 1 ms.
FORMULA DES-PT-30b-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-30b-LTLCardinality-13 finished in 61590 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||F(p1)))||G(p2)))'
Support contains 5 out of 357 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 357/357 places, 300/300 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 354 transition count 297
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 354 transition count 297
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 354 transition count 295
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 9 place count 353 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 353 transition count 294
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 11 place count 353 transition count 293
Applied a total of 11 rules in 37 ms. Remains 353 /357 variables (removed 4) and now considering 293/300 (removed 7) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16055089367264644918.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2394507474169705285.kers'
[2026-05-25 10:22:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16055089367264644918.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2394507474169705285.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 293 rows 353 cols 997 entries
Finished phase 1 with 161 SingleSign rule and 130 generalized
[2026-05-25 10:22:57] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-2394507474169705285.kers
Total runtime 5 ms.
[2026-05-25 10:22:57] [INFO ] Implicit Places using invariants in 492 ms returned []
[2026-05-25 10:22:57] [INFO ] Invariant cache hit.
[2026-05-25 10:22:58] [INFO ] Implicit Places using invariants and state equation in 1138 ms returned []
Implicit Place search using SMT with State Equation took 1637 ms to find 0 implicit places.
Running 292 sub problems to find dead transitions.
[2026-05-25 10:22:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 1/353 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/353 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (OVERLAPS) 293/646 variables, 353/415 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/646 variables, 16/431 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/646 variables, 1/432 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 646/646 variables, and 432 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 353/353 constraints, PredecessorRefiner: 292/292 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 292 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/352 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/352 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 2 (OVERLAPS) 1/353 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/353 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/353 variables, 17/79 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/353 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 6/105 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 5/110 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/353 variables, 2/112 constraints. Problems are: Problem set: 0 solved, 292 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/353 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 292 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 353/646 variables, and 113 constraints, problems are : Problem set: 0 solved, 292 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 0/292 constraints, Known Traps: 51/51 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60065ms problems are : Problem set: 0 solved, 292 unsolved
Search for dead transitions found 0 dead transitions in 60066ms
Starting structural reductions in LTL mode, iteration 1 : 353/357 places, 293/300 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61742 ms. Remains : 353/357 places, 293/300 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||F(p1)))||G(p2)))'
Stuttering acceptance computed with spot in 268 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DES-PT-30b-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 222 ms.
Product exploration explored 100000 steps with 50000 reset in 255 ms.
Computed a total of 176 stabilizing places and 168 stable transitions
Graph (complete) has 766 edges and 353 vertex of which 347 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.7 ms
Computed a total of 176 stabilizing places and 168 stable transitions
Detected a total of 176/353 stabilizing places and 168/293 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 12 factoid took 18 ms. Proved property starting from automaton with 5 states, 8 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 32 ms.
FORMULA DES-PT-30b-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DES-PT-30b-LTLCardinality-15 finished in 62570 ms.
All properties solved by simple procedures.
Total runtime 783249 ms.
BK_STOP 1779704639733
--------------------
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-30b"
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-30b, 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-177946993700403"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-30b.tgz
mv DES-PT-30b 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 ;