About the Execution of ITS-Tools for DES-PT-05b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2787.323 | 815558.00 | 1142798.00 | 2147.70 | FFFTFFFFFFTTFFTT | 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-177946993700355.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-05b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700355
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 7.2K Mar 6 18:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 6 18:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 18:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 6 18:25 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 3.7K Mar 15 08:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 08:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 6 18:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 6 18:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:56 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 73K 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-05b-LTLCardinality-00
FORMULA_NAME DES-PT-05b-LTLCardinality-01
FORMULA_NAME DES-PT-05b-LTLCardinality-02
FORMULA_NAME DES-PT-05b-LTLCardinality-03
FORMULA_NAME DES-PT-05b-LTLCardinality-04
FORMULA_NAME DES-PT-05b-LTLCardinality-05
FORMULA_NAME DES-PT-05b-LTLCardinality-06
FORMULA_NAME DES-PT-05b-LTLCardinality-07
FORMULA_NAME DES-PT-05b-LTLCardinality-08
FORMULA_NAME DES-PT-05b-LTLCardinality-09
FORMULA_NAME DES-PT-05b-LTLCardinality-10
FORMULA_NAME DES-PT-05b-LTLCardinality-11
FORMULA_NAME DES-PT-05b-LTLCardinality-12
FORMULA_NAME DES-PT-05b-LTLCardinality-13
FORMULA_NAME DES-PT-05b-LTLCardinality-14
FORMULA_NAME DES-PT-05b-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779665494903
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-05b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 23:31:37] [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]
[2026-05-24 23:31:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:31:37] [INFO ] Load time of PNML (sax parser for PT used): 135 ms
[2026-05-24 23:31:37] [INFO ] Transformed 300 places.
[2026-05-24 23:31:37] [INFO ] Transformed 251 transitions.
[2026-05-24 23:31:37] [INFO ] Found NUPN structural information;
[2026-05-24 23:31:37] [INFO ] Parsed PT model containing 300 places and 251 transitions and 747 arcs in 338 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA DES-PT-05b-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05b-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 251/251 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 297 transition count 251
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 24 place count 276 transition count 230
Iterating global reduction 1 with 21 rules applied. Total rules applied 45 place count 276 transition count 230
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 59 place count 262 transition count 216
Iterating global reduction 1 with 14 rules applied. Total rules applied 73 place count 262 transition count 216
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 84 place count 262 transition count 205
Applied a total of 84 rules in 148 ms. Remains 262 /300 variables (removed 38) and now considering 205/251 (removed 46) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6123038323900248122.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15108951982403775432.kers'
[2026-05-24 23:31:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6123038323900248122.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15108951982403775432.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 205 rows 262 cols 629 entries
Finished phase 1 with 144 SingleSign rule and 56 generalized
[2026-05-24 23:31:38] [INFO ] Computed 62 invariants in 3 ms
Computed 62 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15108951982403775432.kers
Total runtime 5 ms.
[2026-05-24 23:31:38] [INFO ] Implicit Places using invariants in 631 ms returned []
[2026-05-24 23:31:38] [INFO ] Invariant cache hit.
[2026-05-24 23:31:39] [INFO ] Implicit Places using invariants and state equation in 614 ms returned []
Implicit Place search using SMT with State Equation took 1297 ms to find 0 implicit places.
Running 204 sub problems to find dead transitions.
[2026-05-24 23:31:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/261 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/261 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 1/262 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/262 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 5/68 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 7/75 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 8 (OVERLAPS) 205/467 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/467 variables, 20/357 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/467 variables, 20/377 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/467 variables, 2/379 constraints. Problems are: Problem set: 0 solved, 204 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 12 (INCLUDED_ONLY) 0/467 variables, 1/380 constraints. Problems are: Problem set: 0 solved, 204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 467/467 variables, and 380 constraints, problems are : Problem set: 0 solved, 204 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 262/262 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 56/56 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/261 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/261 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 1/262 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/262 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 56/118 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 6/124 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 4/129 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 9 (OVERLAPS) 205/467 variables, 262/391 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/467 variables, 204/595 constraints. Problems are: Problem set: 0 solved, 204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 467/467 variables, and 603 constraints, problems are : Problem set: 0 solved, 204 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 262/262 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 75/75 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60131ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 60153ms
Starting structural reductions in LTL mode, iteration 1 : 262/300 places, 205/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61654 ms. Remains : 262/300 places, 205/251 transitions.
Starting structural reductions in LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Applied a total of 0 rules in 6 ms. Remains 262 /262 variables (removed 0) and now considering 205/205 (removed 0) transitions.
[2026-05-24 23:32:39] [INFO ] Invariant cache hit.
[2026-05-24 23:32:39] [INFO ] Implicit Places using invariants in 193 ms returned []
[2026-05-24 23:32:39] [INFO ] Invariant cache hit.
[2026-05-24 23:32:40] [INFO ] Implicit Places using invariants and state equation in 434 ms returned []
Implicit Place search using SMT with State Equation took 630 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 637 ms. Remains : 262/262 places, 205/205 transitions.
Support contains 28 out of 262 places after structural reductions.
[2026-05-24 23:32:40] [INFO ] Flatten gal took : 62 ms
[2026-05-24 23:32:40] [INFO ] Flatten gal took : 26 ms
[2026-05-24 23:32:40] [INFO ] Input system was already deterministic with 205 transitions.
Reduction of identical properties reduced properties to check from 15 to 14
RANDOM walk for 40000 steps (354 resets) in 1707 ms. (23 steps per ms) remains 1/14 properties
BEST_FIRST walk for 40004 steps (59 resets) in 313 ms. (127 steps per ms) remains 1/1 properties
[2026-05-24 23:32:41] [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) 10/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 152/164 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/238 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/246 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/246 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 192/438 variables, 246/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 19/457 variables, 11/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/457 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/463 variables, 3/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/465 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/465 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/467 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/467 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/467 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 467/467 variables, and 324 constraints, problems are : Problem set: 0 solved, 1 unsolved in 276 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 262/262 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) 10/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 152/164 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/238 variables, 23/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/246 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/246 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 192/438 variables, 246/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/438 variables, 2/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/438 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 19/457 variables, 11/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/457 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/457 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/463 variables, 3/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/465 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/465 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/467 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/467 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/467 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 467/467 variables, and 329 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1005 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 262/262 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 1299ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 251 ms.
Support contains 2 out of 262 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 262/262 places, 205/205 transitions.
Graph (complete) has 486 edges and 262 vertex of which 260 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 260 transition count 183
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 39 place count 242 transition count 183
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 39 place count 242 transition count 172
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 61 place count 231 transition count 172
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 64 place count 228 transition count 169
Iterating global reduction 2 with 3 rules applied. Total rules applied 67 place count 228 transition count 169
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 70 place count 225 transition count 166
Iterating global reduction 2 with 3 rules applied. Total rules applied 73 place count 225 transition count 166
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 76 place count 225 transition count 163
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 78 place count 224 transition count 162
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 78 place count 224 transition count 161
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 80 place count 223 transition count 161
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 4 with 150 rules applied. Total rules applied 230 place count 148 transition count 86
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 4 with 4 rules applied. Total rules applied 234 place count 146 transition count 88
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 235 place count 146 transition count 87
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 236 place count 145 transition count 87
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 237 place count 144 transition count 86
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 238 place count 143 transition count 86
Applied a total of 238 rules in 195 ms. Remains 143 /262 variables (removed 119) and now considering 86/205 (removed 119) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 143/262 places, 86/205 transitions.
RANDOM walk for 40000 steps (1787 resets) in 967 ms. (41 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (309 resets) in 340 ms. (117 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 219598 steps, run visited all 1 properties in 653 ms. (steps per millisecond=336 )
Probabilistic random walk after 219598 steps, saw 48829 distinct states, run finished after 660 ms. (steps per millisecond=332 ) properties seen :1
FORMULA DES-PT-05b-LTLCardinality-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 79 stabilizing places and 71 stable transitions
Graph (complete) has 486 edges and 262 vertex of which 256 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.7 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) U X(G(p1))))))'
Support contains 4 out of 262 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 258 transition count 201
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 258 transition count 201
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 255 transition count 198
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 255 transition count 198
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 16 place count 255 transition count 196
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 254 transition count 195
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 254 transition count 195
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 19 place count 254 transition count 194
Applied a total of 19 rules in 26 ms. Remains 254 /262 variables (removed 8) and now considering 194/205 (removed 11) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7930872942092512295.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11020325535085208873.kers'
[2026-05-24 23:32:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7930872942092512295.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11020325535085208873.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 194 rows 254 cols 601 entries
Finished phase 1 with 136 SingleSign rule and 56 generalized
[2026-05-24 23:32:44] [INFO ] Computed 62 invariants in 1 ms
Computed 62 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11020325535085208873.kers
Total runtime 2 ms.
[2026-05-24 23:32:44] [INFO ] Implicit Places using invariants in 202 ms returned []
[2026-05-24 23:32:44] [INFO ] Invariant cache hit.
[2026-05-24 23:32:45] [INFO ] Implicit Places using invariants and state equation in 447 ms returned []
Implicit Place search using SMT with State Equation took 653 ms to find 0 implicit places.
Running 193 sub problems to find dead transitions.
[2026-05-24 23:32:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 2 (OVERLAPS) 1/254 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 193 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 5 (OVERLAPS) 194/448 variables, 254/316 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/448 variables, 14/330 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/448 variables, 20/350 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/448 variables, 12/362 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 11 (OVERLAPS) 0/448 variables, 5/369 constraints. Problems are: Problem set: 0 solved, 193 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 448/448 variables, and 369 constraints, problems are : Problem set: 0 solved, 193 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 193/193 constraints, Known Traps: 51/51 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 193 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 2 (OVERLAPS) 1/254 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 51/113 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/254 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/254 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 8 (OVERLAPS) 194/448 variables, 254/379 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 193/572 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 12/584 constraints. Problems are: Problem set: 0 solved, 193 unsolved
SMT process timed out in 60078ms, After SMT, problems are : Problem set: 0 solved, 193 unsolved
Search for dead transitions found 0 dead transitions in 60080ms
Starting structural reductions in LTL mode, iteration 1 : 254/262 places, 194/205 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60761 ms. Remains : 254/262 places, 194/205 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) U X(G(p1))))))'
Stuttering acceptance computed with spot in 427 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : DES-PT-05b-LTLCardinality-04
Product exploration explored 100000 steps with 894 reset in 394 ms.
Product exploration explored 100000 steps with 887 reset in 323 ms.
Computed a total of 77 stabilizing places and 69 stable transitions
Graph (complete) has 469 edges and 254 vertex of which 248 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.6 ms
Computed a total of 77 stabilizing places and 69 stable transitions
Detected a total of 77/254 stabilizing places and 69/194 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 4 factoid took 114 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (354 resets) in 1366 ms. (29 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (67 resets) in 214 ms. (186 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (58 resets) in 75 ms. (526 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (64 resets) in 99 ms. (400 steps per ms) remains 2/3 properties
[2026-05-24 23:33:47] [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) 38/42 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 118/160 variables, 29/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 72/232 variables, 25/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 6/238 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 181/419 variables, 238/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/419 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 19/438 variables, 11/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/438 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 6/444 variables, 3/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/444 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/446 variables, 1/315 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/446 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/448 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/448 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/448 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 448/448 variables, and 316 constraints, problems are : Problem set: 0 solved, 2 unsolved in 330 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 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) 38/42 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 118/160 variables, 29/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 72/232 variables, 25/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/238 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 181/419 variables, 238/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/419 variables, 2/303 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/419 variables, 4/307 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/419 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/419 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/419 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 19/438 variables, 11/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/438 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/444 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/444 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/446 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/446 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 2/448 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/448 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/448 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 448/448 variables, and 327 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1790 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 2125ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 621 ms.
Support contains 4 out of 254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 254/254 places, 194/194 transitions.
Graph (complete) has 469 edges and 254 vertex of which 252 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 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 252 transition count 173
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 37 place count 235 transition count 173
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 235 transition count 161
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 223 transition count 161
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 207 place count 150 transition count 88
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 2 with 4 rules applied. Total rules applied 211 place count 148 transition count 90
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 212 place count 148 transition count 89
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 213 place count 147 transition count 89
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 214 place count 146 transition count 88
Applied a total of 214 rules in 41 ms. Remains 146 /254 variables (removed 108) and now considering 88/194 (removed 106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 146/254 places, 88/194 transitions.
RANDOM walk for 40000 steps (1623 resets) in 237 ms. (168 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (338 resets) in 134 ms. (296 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (326 resets) in 118 ms. (336 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 980472 steps, run timeout after 3001 ms. (steps per millisecond=326 ) properties seen :0 out of 2
Probabilistic random walk after 980472 steps, saw 127802 distinct states, run finished after 3004 ms. (steps per millisecond=326 ) 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-16169413163401495334.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15242955213799389925.kers'
[2026-05-24 23:33:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16169413163401495334.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15242955213799389925.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 88 rows 137 cols 415 entries
Finished phase 1 with 27 SingleSign rule and 55 generalized
[2026-05-24 23:33:53] [INFO ] Computed 64 invariants in 0 ms
Computed 64 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15242955213799389925.kers
Total runtime 2 ms.
[2026-05-24 23:33:53] [INFO ] State equation strengthened by 8 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 39/56 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/120 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/133 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/135 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/135 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 3/138 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/138 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 86/224 variables, 138/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/224 variables, 8/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 10/234 variables, 8/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/234 variables, 3/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/234 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/234 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 218 constraints, problems are : Problem set: 0 solved, 2 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 146/146 constraints, ReadFeed: 8/8 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) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 39/56 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/120 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 13/133 variables, 10/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/133 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/135 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/138 variables, 3/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/138 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/138 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 86/224 variables, 138/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 8/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/224 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/234 variables, 8/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/234 variables, 3/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/234 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/234 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/234 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/234 variables, and 222 constraints, problems are : Problem set: 0 solved, 2 unsolved in 946 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 146/146 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1163ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 343 ms.
Support contains 4 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 88/88 transitions.
Applied a total of 0 rules in 6 ms. Remains 146 /146 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 146/146 places, 88/88 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 88/88 transitions.
Applied a total of 0 rules in 5 ms. Remains 146 /146 variables (removed 0) and now considering 88/88 (removed 0) transitions.
[2026-05-24 23:33:54] [INFO ] Invariant cache hit.
[2026-05-24 23:33:55] [INFO ] Implicit Places using invariants in 333 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 335 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 145/146 places, 88/88 transitions.
Applied a total of 0 rules in 5 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 347 ms. Remains : 145/146 places, 88/88 transitions.
RANDOM walk for 40000 steps (1666 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (301 resets) in 73 ms. (540 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (317 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 959976 steps, run timeout after 3001 ms. (steps per millisecond=319 ) properties seen :0 out of 2
Probabilistic random walk after 959976 steps, saw 125190 distinct states, run finished after 3001 ms. (steps per millisecond=319 ) 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-10390309667689645191.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16599354081681778199.kers'
[2026-05-24 23:33:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10390309667689645191.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16599354081681778199.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 88 rows 137 cols 415 entries
Finished phase 1 with 27 SingleSign rule and 55 generalized
[2026-05-24 23:33:58] [INFO ] Computed 63 invariants in 1 ms
Computed 63 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16599354081681778199.kers
Total runtime 1 ms.
[2026-05-24 23:33:58] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 38/55 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/119 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/119 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/132 variables, 10/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/134 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/134 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 3/137 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/137 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 86/223 variables, 137/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/223 variables, 6/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/223 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 10/233 variables, 8/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/233 variables, 3/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/233 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/233 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 214 constraints, problems are : Problem set: 0 solved, 2 unsolved in 277 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 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) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 38/55 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/119 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/119 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/119 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 13/132 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/132 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/134 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/134 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/137 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/137 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 86/223 variables, 137/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/223 variables, 6/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/223 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/223 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/223 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/233 variables, 8/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/233 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/233 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/233 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/233 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 233/233 variables, and 218 constraints, problems are : Problem set: 0 solved, 2 unsolved in 696 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 983ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 483 ms.
Support contains 4 out of 145 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 88/88 transitions.
Applied a total of 0 rules in 5 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 145/145 places, 88/88 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 88/88 transitions.
Applied a total of 0 rules in 5 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
[2026-05-24 23:33:59] [INFO ] Invariant cache hit.
[2026-05-24 23:33:59] [INFO ] Implicit Places using invariants in 174 ms returned []
[2026-05-24 23:33:59] [INFO ] Invariant cache hit.
[2026-05-24 23:33:59] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-24 23:34:00] [INFO ] Implicit Places using invariants and state equation in 382 ms returned []
Implicit Place search using SMT with State Equation took 559 ms to find 0 implicit places.
[2026-05-24 23:34:00] [INFO ] Redundant transitions in 1 ms returned []
Running 84 sub problems to find dead transitions.
[2026-05-24 23:34:00] [INFO ] Invariant cache hit.
[2026-05-24 23:34:00] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/141 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/141 variables, 17/31 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/141 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/141 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (OVERLAPS) 2/143 variables, 23/55 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 2/145 variables, 9/64 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (OVERLAPS) 88/233 variables, 145/209 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/233 variables, 6/215 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/233 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/233 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (OVERLAPS) 0/233 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/233 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (OVERLAPS) 0/233 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 217 constraints, problems are : Problem set: 0 solved, 84 unsolved in 7236 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/141 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/141 variables, 17/31 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/141 variables, 3/34 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/141 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (OVERLAPS) 2/143 variables, 23/57 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 2/145 variables, 9/66 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 2/68 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (OVERLAPS) 88/233 variables, 145/216 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/233 variables, 6/222 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/233 variables, 84/306 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/233 variables, 4/310 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/233 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/233 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 17 (OVERLAPS) 0/233 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 233/233 variables, and 312 constraints, problems are : Problem set: 0 solved, 84 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37259ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 37260ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37834 ms. Remains : 145/145 places, 88/88 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 6 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Running SMT prover for 2 properties.
[2026-05-24 23:34:37] [INFO ] Invariant cache hit.
[2026-05-24 23:34:37] [INFO ] After 46ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-24 23:34:37] [INFO ] [Nat]Absence check using 37 positive place invariants in 10 ms returned sat
[2026-05-24 23:34:37] [INFO ] [Nat]Absence check using 37 positive and 26 generalized place invariants in 11 ms returned sat
[2026-05-24 23:34:37] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-24 23:34:37] [INFO ] After 121ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-24 23:34:37] [INFO ] After 230ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 300 ms.
Knowledge based reduction with 4 factoid took 69 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 188 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Knowledge-based reduction took 51542 ms.
Stuttering acceptance computed with spot in 225 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 4 out of 254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 254/254 places, 194/194 transitions.
Applied a total of 0 rules in 4 ms. Remains 254 /254 variables (removed 0) and now considering 194/194 (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-4238215518229355689.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2588545305454123650.kers'
[2026-05-24 23:34:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4238215518229355689.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2588545305454123650.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 194 rows 254 cols 601 entries
Finished phase 1 with 136 SingleSign rule and 56 generalized
[2026-05-24 23:34:38] [INFO ] Computed 62 invariants in 2 ms
Computed 62 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2588545305454123650.kers
Total runtime 4 ms.
[2026-05-24 23:34:38] [INFO ] Implicit Places using invariants in 223 ms returned []
[2026-05-24 23:34:38] [INFO ] Invariant cache hit.
[2026-05-24 23:34:39] [INFO ] Implicit Places using invariants and state equation in 564 ms returned []
Implicit Place search using SMT with State Equation took 789 ms to find 0 implicit places.
Running 193 sub problems to find dead transitions.
[2026-05-24 23:34:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 2 (OVERLAPS) 1/254 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 193 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 5 (OVERLAPS) 194/448 variables, 254/316 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/448 variables, 14/330 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/448 variables, 20/350 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/448 variables, 12/362 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 193 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 448/448 variables, and 369 constraints, problems are : Problem set: 0 solved, 193 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 193/193 constraints, Known Traps: 51/51 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 193 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 2 (OVERLAPS) 1/254 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 51/113 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/254 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/254 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 8 (OVERLAPS) 194/448 variables, 254/379 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 193/572 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 12/584 constraints. Problems are: Problem set: 0 solved, 193 unsolved
SMT process timed out in 60046ms, After SMT, problems are : Problem set: 0 solved, 193 unsolved
Search for dead transitions found 0 dead transitions in 60047ms
Finished structural reductions in LTL mode , in 1 iterations and 60841 ms. Remains : 254/254 places, 194/194 transitions.
Computed a total of 77 stabilizing places and 69 stable transitions
Graph (complete) has 469 edges and 254 vertex of which 248 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.3 ms
Computed a total of 77 stabilizing places and 69 stable transitions
Detected a total of 77/254 stabilizing places and 69/194 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 4 factoid took 82 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (346 resets) in 203 ms. (196 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (56 resets) in 107 ms. (370 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (66 resets) in 143 ms. (277 steps per ms) remains 2/2 properties
[2026-05-24 23:35:39] [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) 38/42 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 118/160 variables, 29/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 72/232 variables, 25/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 6/238 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 181/419 variables, 238/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/419 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 19/438 variables, 11/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/438 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 6/444 variables, 3/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/444 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/446 variables, 1/315 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/446 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/448 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/448 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/448 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 448/448 variables, and 316 constraints, problems are : Problem set: 0 solved, 2 unsolved in 488 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 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) 38/42 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 118/160 variables, 29/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 72/232 variables, 25/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/238 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 181/419 variables, 238/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/419 variables, 2/303 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/419 variables, 4/307 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/419 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/419 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/419 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 19/438 variables, 11/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/438 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/444 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/444 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/446 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/446 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 2/448 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/448 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/448 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 448/448 variables, and 327 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2252 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 2749ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 879 ms.
Support contains 4 out of 254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 254/254 places, 194/194 transitions.
Graph (complete) has 469 edges and 254 vertex of which 252 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 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 252 transition count 173
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 37 place count 235 transition count 173
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 235 transition count 161
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 61 place count 223 transition count 161
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 207 place count 150 transition count 88
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 211 place count 148 transition count 90
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 212 place count 148 transition count 89
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 213 place count 147 transition count 89
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 214 place count 146 transition count 88
Applied a total of 214 rules in 57 ms. Remains 146 /254 variables (removed 108) and now considering 88/194 (removed 106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 146/254 places, 88/194 transitions.
RANDOM walk for 40000 steps (1651 resets) in 205 ms. (194 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (310 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (320 resets) in 69 ms. (571 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 780623 steps, run timeout after 3001 ms. (steps per millisecond=260 ) properties seen :0 out of 2
Probabilistic random walk after 780623 steps, saw 101444 distinct states, run finished after 3006 ms. (steps per millisecond=259 ) 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-3319115484454043960.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15428732320223068110.kers'
[2026-05-24 23:35:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3319115484454043960.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15428732320223068110.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 88 rows 137 cols 415 entries
Finished phase 1 with 27 SingleSign rule and 55 generalized
[2026-05-24 23:35:46] [INFO ] Computed 64 invariants in 1 ms
Computed 64 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15428732320223068110.kers
Total runtime 2 ms.
[2026-05-24 23:35:46] [INFO ] State equation strengthened by 8 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 39/56 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/120 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/133 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/135 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/135 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 3/138 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/138 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 86/224 variables, 138/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/224 variables, 8/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/224 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 10/234 variables, 8/215 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/234 variables, 3/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/234 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/234 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 234/234 variables, and 218 constraints, problems are : Problem set: 0 solved, 2 unsolved in 219 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 146/146 constraints, ReadFeed: 8/8 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) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 39/56 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/120 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 13/133 variables, 10/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/133 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/135 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/138 variables, 3/62 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/138 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/138 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 86/224 variables, 138/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/224 variables, 8/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/224 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/224 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/234 variables, 8/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/234 variables, 3/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/234 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/234 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/234 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 234/234 variables, and 222 constraints, problems are : Problem set: 0 solved, 2 unsolved in 782 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 146/146 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1013ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 720 ms.
Support contains 4 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 88/88 transitions.
Applied a total of 0 rules in 14 ms. Remains 146 /146 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 146/146 places, 88/88 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 88/88 transitions.
Applied a total of 0 rules in 7 ms. Remains 146 /146 variables (removed 0) and now considering 88/88 (removed 0) transitions.
[2026-05-24 23:35:47] [INFO ] Invariant cache hit.
[2026-05-24 23:35:48] [INFO ] Implicit Places using invariants in 277 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 280 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 145/146 places, 88/88 transitions.
Applied a total of 0 rules in 6 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 295 ms. Remains : 145/146 places, 88/88 transitions.
RANDOM walk for 40000 steps (1621 resets) in 226 ms. (176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (321 resets) in 66 ms. (597 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (320 resets) in 77 ms. (512 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 867959 steps, run timeout after 3001 ms. (steps per millisecond=289 ) properties seen :0 out of 2
Probabilistic random walk after 867959 steps, saw 112346 distinct states, run finished after 3001 ms. (steps per millisecond=289 ) 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-12457419289375298239.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16223835677901669754.kers'
[2026-05-24 23:35:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12457419289375298239.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16223835677901669754.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 88 rows 137 cols 415 entries
Finished phase 1 with 27 SingleSign rule and 55 generalized
[2026-05-24 23:35:51] [INFO ] Computed 63 invariants in 2 ms
Computed 63 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16223835677901669754.kers
Total runtime 3 ms.
[2026-05-24 23:35:51] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 38/55 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/119 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/119 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/132 variables, 10/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/134 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/134 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 3/137 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/137 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 86/223 variables, 137/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/223 variables, 6/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/223 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 10/233 variables, 8/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/233 variables, 3/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/233 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/233 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 214 constraints, problems are : Problem set: 0 solved, 2 unsolved in 268 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 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) 13/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 38/55 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/119 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/119 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/119 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 13/132 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/132 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/134 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/134 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/137 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/137 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 86/223 variables, 137/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/223 variables, 6/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/223 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/223 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/223 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 10/233 variables, 8/214 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/233 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/233 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/233 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/233 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 233/233 variables, and 218 constraints, problems are : Problem set: 0 solved, 2 unsolved in 926 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1206ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 786 ms.
Support contains 4 out of 145 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 88/88 transitions.
Applied a total of 0 rules in 7 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 145/145 places, 88/88 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 88/88 transitions.
Applied a total of 0 rules in 6 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
[2026-05-24 23:35:53] [INFO ] Invariant cache hit.
[2026-05-24 23:35:53] [INFO ] Implicit Places using invariants in 265 ms returned []
[2026-05-24 23:35:53] [INFO ] Invariant cache hit.
[2026-05-24 23:35:53] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-24 23:35:54] [INFO ] Implicit Places using invariants and state equation in 461 ms returned []
Implicit Place search using SMT with State Equation took 729 ms to find 0 implicit places.
[2026-05-24 23:35:54] [INFO ] Redundant transitions in 3 ms returned []
Running 84 sub problems to find dead transitions.
[2026-05-24 23:35:54] [INFO ] Invariant cache hit.
[2026-05-24 23:35:54] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/141 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/141 variables, 17/31 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/141 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/141 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (OVERLAPS) 2/143 variables, 23/55 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 2/145 variables, 9/64 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (OVERLAPS) 88/233 variables, 145/209 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/233 variables, 6/215 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/233 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/233 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (OVERLAPS) 0/233 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/233 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (OVERLAPS) 0/233 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 217 constraints, problems are : Problem set: 0 solved, 84 unsolved in 7280 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/141 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/141 variables, 17/31 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/141 variables, 3/34 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/141 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (OVERLAPS) 2/143 variables, 23/57 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 2/145 variables, 9/66 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 2/68 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (OVERLAPS) 88/233 variables, 145/216 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/233 variables, 6/222 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/233 variables, 84/306 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/233 variables, 4/310 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/233 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/233 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 233/233 variables, and 312 constraints, problems are : Problem set: 0 solved, 84 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 145/145 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37310ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 37312ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38060 ms. Remains : 145/145 places, 88/88 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 7 ms. Remains 145 /145 variables (removed 0) and now considering 88/88 (removed 0) transitions.
Running SMT prover for 2 properties.
[2026-05-24 23:36:31] [INFO ] Invariant cache hit.
[2026-05-24 23:36:31] [INFO ] After 89ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-24 23:36:31] [INFO ] [Nat]Absence check using 37 positive place invariants in 14 ms returned sat
[2026-05-24 23:36:31] [INFO ] [Nat]Absence check using 37 positive and 26 generalized place invariants in 15 ms returned sat
[2026-05-24 23:36:31] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-24 23:36:31] [INFO ] After 170ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-24 23:36:31] [INFO ] After 309ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 411 ms.
Knowledge based reduction with 4 factoid took 89 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 264 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Knowledge-based reduction took 53064 ms.
Stuttering acceptance computed with spot in 266 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 261 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 885 reset in 328 ms.
Product exploration explored 100000 steps with 888 reset in 396 ms.
Spot run failed in 144 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/ltsmin14688699857771148328
[2026-05-24 23:36:33] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14688699857771148328
Running compilation step : cd /tmp/ltsmin14688699857771148328;'/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 873 ms.
Running link step : cd /tmp/ltsmin14688699857771148328;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 80 ms.
Running LTSmin : cd /tmp/ltsmin14688699857771148328;'/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/stateBased5113752161880168005.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 254/254 places, 194/194 transitions.
Applied a total of 0 rules in 3 ms. Remains 254 /254 variables (removed 0) and now considering 194/194 (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-4694705412710158794.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18181970453550815984.kers'
[2026-05-24 23:36:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4694705412710158794.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18181970453550815984.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 194 rows 254 cols 601 entries
Finished phase 1 with 136 SingleSign rule and 56 generalized
[2026-05-24 23:36:48] [INFO ] Computed 62 invariants in 1 ms
Computed 62 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-18181970453550815984.kers
Total runtime 2 ms.
[2026-05-24 23:36:48] [INFO ] Implicit Places using invariants in 215 ms returned []
[2026-05-24 23:36:48] [INFO ] Invariant cache hit.
[2026-05-24 23:36:49] [INFO ] Implicit Places using invariants and state equation in 600 ms returned []
Implicit Place search using SMT with State Equation took 828 ms to find 0 implicit places.
Running 193 sub problems to find dead transitions.
[2026-05-24 23:36:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 2 (OVERLAPS) 1/254 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 193 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 5 (OVERLAPS) 194/448 variables, 254/316 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/448 variables, 14/330 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/448 variables, 20/350 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/448 variables, 12/362 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 11 (OVERLAPS) 0/448 variables, 5/369 constraints. Problems are: Problem set: 0 solved, 193 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 448/448 variables, and 369 constraints, problems are : Problem set: 0 solved, 193 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 254/254 constraints, PredecessorRefiner: 193/193 constraints, Known Traps: 51/51 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 193 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 2 (OVERLAPS) 1/254 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 51/113 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/254 variables, 10/123 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/254 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 8 (OVERLAPS) 194/448 variables, 254/379 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/448 variables, 193/572 constraints. Problems are: Problem set: 0 solved, 193 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/448 variables, 12/584 constraints. Problems are: Problem set: 0 solved, 193 unsolved
SMT process timed out in 60044ms, After SMT, problems are : Problem set: 0 solved, 193 unsolved
Search for dead transitions found 0 dead transitions in 60045ms
Finished structural reductions in LTL mode , in 1 iterations and 60877 ms. Remains : 254/254 places, 194/194 transitions.
Built C files in :
/tmp/ltsmin12435782140899057646
[2026-05-24 23:37:49] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12435782140899057646
Running compilation step : cd /tmp/ltsmin12435782140899057646;'/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 531 ms.
Running link step : cd /tmp/ltsmin12435782140899057646;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin12435782140899057646;'/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/stateBased5318164887610365014.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 23:38:04] [INFO ] Flatten gal took : 27 ms
[2026-05-24 23:38:04] [INFO ] Flatten gal took : 25 ms
[2026-05-24 23:38:04] [INFO ] Time to serialize gal into /tmp/LTL137371809348371346.gal : 10 ms
[2026-05-24 23:38:04] [INFO ] Time to serialize properties into /tmp/LTL1860905872507045694.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL137371809348371346.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2279106438465328421.hoa' '-atoms' '/tmp/LTL1860905872507045694.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL1860905872507045694.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2279106438465328421.hoa
Detected timeout of ITS tools.
[2026-05-24 23:38:19] [INFO ] Flatten gal took : 30 ms
[2026-05-24 23:38:19] [INFO ] Flatten gal took : 14 ms
[2026-05-24 23:38:19] [INFO ] Time to serialize gal into /tmp/LTL15410132561484776853.gal : 3 ms
[2026-05-24 23:38:19] [INFO ] Time to serialize properties into /tmp/LTL3857953281290126373.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15410132561484776853.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3857953281290126373.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X((F("((p19==0)||(p32==1))"))U(X(G("((p12==0)||(p255==1))")))))))
Formula 0 simplified : XX(G!"((p19==0)||(p32==1))" R XF!"((p12==0)||(p255==1))")
Detected timeout of ITS tools.
[2026-05-24 23:38:34] [INFO ] Flatten gal took : 13 ms
[2026-05-24 23:38:34] [INFO ] Applying decomposition
[2026-05-24 23:38:34] [INFO ] Flatten gal took : 13 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4474832572986686473.txt' '-o' '/tmp/graph4474832572986686473.bin' '-w' '/tmp/graph4474832572986686473.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4474832572986686473.bin' '-l' '-1' '-v' '-w' '/tmp/graph4474832572986686473.weights' '-q' '0' '-e' '0.001'
[2026-05-24 23:38:35] [INFO ] Decomposing Gal with order
[2026-05-24 23:38:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 23:38:35] [INFO ] Removed a total of 11 redundant transitions.
[2026-05-24 23:38:35] [INFO ] Flatten gal took : 164 ms
[2026-05-24 23:38:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 21 ms.
[2026-05-24 23:38:35] [INFO ] Time to serialize gal into /tmp/LTL5243144504588621171.gal : 14 ms
[2026-05-24 23:38:35] [INFO ] Time to serialize properties into /tmp/LTL13279904513370857131.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5243144504588621171.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13279904513370857131.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X((F("((i0.u30.p19==0)||(i1.u4.p32==1))"))U(X(G("((i5.u73.p12==0)||(i11.i0.u62.p255==1))")))))))
Formula 0 simplified : XX(G!"((i0.u30.p19==0)||(i1.u4.p32==1))" R XF!"((i5.u73.p12==0)||(i11.i0.u62.p255==1))")
Reverse transition relation is NOT exact ! Due to transitions t0, t53, t59, t88, t151, t165, t166, t199, i0.u30.t80, i1.t127, i1.u6.t132, i1.u6.t133, i1.u7...735
Computing Next relation with stutter on 1.20585e+06 deadlock states
Detected timeout of ITS tools.
Treatment of property DES-PT-05b-LTLCardinality-04 finished in 365882 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Support contains 2 out of 262 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Graph (complete) has 486 edges and 262 vertex of which 256 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 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 255 transition count 185
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 33 place count 239 transition count 185
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 33 place count 239 transition count 174
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 55 place count 228 transition count 174
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 58 place count 225 transition count 171
Iterating global reduction 2 with 3 rules applied. Total rules applied 61 place count 225 transition count 171
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 64 place count 222 transition count 168
Iterating global reduction 2 with 3 rules applied. Total rules applied 67 place count 222 transition count 168
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 70 place count 222 transition count 165
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 72 place count 221 transition count 164
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 72 place count 221 transition count 163
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 74 place count 220 transition count 163
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 4 with 150 rules applied. Total rules applied 224 place count 145 transition count 88
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 4 with 4 rules applied. Total rules applied 228 place count 143 transition count 90
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 230 place count 141 transition count 88
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 231 place count 140 transition count 88
Applied a total of 231 rules in 42 ms. Remains 140 /262 variables (removed 122) and now considering 88/205 (removed 117) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17317146863347029712.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2684608759055108148.kers'
[2026-05-24 23:38:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17317146863347029712.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2684608759055108148.kers]
Culling duplicate invariants (modulo rational): removing 21 columns.
Culled 21 columns in 0 ms.
// Phase 1: matrix 88 rows 119 cols 335 entries
Finished phase 1 with 61 SingleSign rule and 21 generalized
[2026-05-24 23:38:50] [INFO ] Computed 58 invariants in 0 ms
Computed 58 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2684608759055108148.kers
Total runtime 1 ms.
[2026-05-24 23:38:50] [INFO ] Implicit Places using invariants in 217 ms returned []
[2026-05-24 23:38:50] [INFO ] Invariant cache hit.
[2026-05-24 23:38:50] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 530 ms to find 0 implicit places.
[2026-05-24 23:38:50] [INFO ] Redundant transitions in 4 ms returned []
Running 84 sub problems to find dead transitions.
[2026-05-24 23:38:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 10/41 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/137 variables, 5/46 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 2/139 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (OVERLAPS) 88/227 variables, 139/197 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/227 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/227 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (OVERLAPS) 1/228 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/228 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/228 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/228 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 15 (OVERLAPS) 0/228 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 202 constraints, problems are : Problem set: 0 solved, 84 unsolved in 10004 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 140/140 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 10/41 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/136 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (OVERLAPS) 1/137 variables, 5/49 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 2/139 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/139 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 88/227 variables, 139/201 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/227 variables, 84/285 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/227 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/227 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 13 (OVERLAPS) 1/228 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/228 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 15 (OVERLAPS) 0/228 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 288 constraints, problems are : Problem set: 0 solved, 84 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 140/140 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40029ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 40030ms
Starting structural reductions in SI_LTL mode, iteration 1 : 140/262 places, 88/205 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40614 ms. Remains : 140/262 places, 88/205 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Stuttering acceptance computed with spot in 92 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : DES-PT-05b-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 0 ms.
FORMULA DES-PT-05b-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-05b-LTLCardinality-06 finished in 40743 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((!p1&&F(!p2)))||G(!p3)))&&p0)))'
Support contains 6 out of 262 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 259 transition count 202
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 259 transition count 202
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 257 transition count 200
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 257 transition count 200
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 12 place count 257 transition count 198
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 13 place count 256 transition count 197
Iterating global reduction 1 with 1 rules applied. Total rules applied 14 place count 256 transition count 197
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 15 place count 256 transition count 196
Applied a total of 15 rules in 19 ms. Remains 256 /262 variables (removed 6) and now considering 196/205 (removed 9) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1250889592685842517.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16032886974929372821.kers'
[2026-05-24 23:39:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1250889592685842517.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16032886974929372821.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 196 rows 256 cols 607 entries
Finished phase 1 with 137 SingleSign rule and 57 generalized
[2026-05-24 23:39:31] [INFO ] Computed 62 invariants in 1 ms
Computed 62 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16032886974929372821.kers
Total runtime 2 ms.
[2026-05-24 23:39:31] [INFO ] Implicit Places using invariants in 219 ms returned []
[2026-05-24 23:39:31] [INFO ] Invariant cache hit.
[2026-05-24 23:39:31] [INFO ] Implicit Places using invariants and state equation in 636 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 871 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/262 places, 196/205 transitions.
Applied a total of 0 rules in 5 ms. Remains 255 /255 variables (removed 0) and now considering 196/196 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 896 ms. Remains : 255/262 places, 196/205 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((F(p2)&&p1))||G(p3)))&&p0)))'
Stuttering acceptance computed with spot in 401 ms :[true, (NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : DES-PT-05b-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DES-PT-05b-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-05b-LTLCardinality-08 finished in 1349 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 2 out of 262 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 259 transition count 202
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 259 transition count 202
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 256 transition count 199
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 256 transition count 199
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 14 place count 256 transition count 197
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 15 place count 255 transition count 196
Iterating global reduction 1 with 1 rules applied. Total rules applied 16 place count 255 transition count 196
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 17 place count 255 transition count 195
Applied a total of 17 rules in 21 ms. Remains 255 /262 variables (removed 7) and now considering 195/205 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4848601975703478070.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6339516822767305230.kers'
[2026-05-24 23:39:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4848601975703478070.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6339516822767305230.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 195 rows 255 cols 603 entries
Finished phase 1 with 137 SingleSign rule and 56 generalized
[2026-05-24 23:39:32] [INFO ] Computed 62 invariants in 2 ms
Computed 62 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6339516822767305230.kers
Total runtime 4 ms.
[2026-05-24 23:39:32] [INFO ] Implicit Places using invariants in 400 ms returned []
[2026-05-24 23:39:32] [INFO ] Invariant cache hit.
[2026-05-24 23:39:33] [INFO ] Implicit Places using invariants and state equation in 601 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1004 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 254/262 places, 195/205 transitions.
Applied a total of 0 rules in 5 ms. Remains 254 /254 variables (removed 0) and now considering 195/195 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1032 ms. Remains : 254/262 places, 195/205 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Stuttering acceptance computed with spot in 225 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-05b-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 1080 steps with 9 reset in 7 ms.
FORMULA DES-PT-05b-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-05b-LTLCardinality-09 finished in 1302 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X((p0&&X((p0 U p1)))))&&(!p1 U X(p2)))))'
Support contains 6 out of 262 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 259 transition count 202
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 259 transition count 202
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 257 transition count 200
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 257 transition count 200
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 257 transition count 199
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 256 transition count 198
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 256 transition count 198
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 14 place count 256 transition count 197
Applied a total of 14 rules in 23 ms. Remains 256 /262 variables (removed 6) and now considering 197/205 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16124550782339865420.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10708096027703932736.kers'
[2026-05-24 23:39:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16124550782339865420.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10708096027703932736.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 197 rows 256 cols 609 entries
Finished phase 1 with 138 SingleSign rule and 56 generalized
[2026-05-24 23:39:33] [INFO ] Computed 62 invariants in 2 ms
Computed 62 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10708096027703932736.kers
Total runtime 3 ms.
[2026-05-24 23:39:34] [INFO ] Implicit Places using invariants in 358 ms returned []
[2026-05-24 23:39:34] [INFO ] Invariant cache hit.
[2026-05-24 23:39:34] [INFO ] Implicit Places using invariants and state equation in 645 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1005 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/262 places, 197/205 transitions.
Applied a total of 0 rules in 6 ms. Remains 255 /255 variables (removed 0) and now considering 197/197 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1034 ms. Remains : 255/262 places, 197/205 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X((p0&&X((p0 U p1)))))&&(!p1 U X(p2)))))'
Stuttering acceptance computed with spot in 402 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (OR (NOT p1) (NOT p2) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : DES-PT-05b-LTLCardinality-11
Product exploration explored 100000 steps with 24989 reset in 256 ms.
Product exploration explored 100000 steps with 24994 reset in 355 ms.
Computed a total of 76 stabilizing places and 69 stable transitions
Graph (complete) has 472 edges and 255 vertex of which 250 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.4 ms
Computed a total of 76 stabilizing places and 69 stable transitions
Detected a total of 76/255 stabilizing places and 69/197 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge based reduction with 7 factoid took 97 ms. Reduced automaton from 8 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
RANDOM walk for 3093 steps (27 resets) in 36 ms. (83 steps per ms) remains 0/4 properties
Knowledge based reduction with 7 factoid took 150 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 284 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Knowledge-based reduction took 562 ms.
Stuttering acceptance computed with spot in 287 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Support contains 4 out of 255 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 255/255 places, 197/197 transitions.
Applied a total of 0 rules in 5 ms. Remains 255 /255 variables (removed 0) and now considering 197/197 (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-14651206706039326489.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10957988749498185907.kers'
[2026-05-24 23:39:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14651206706039326489.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10957988749498185907.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 197 rows 255 cols 607 entries
Finished phase 1 with 142 SingleSign rule and 52 generalized
[2026-05-24 23:39:36] [INFO ] Computed 61 invariants in 2 ms
Computed 61 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10957988749498185907.kers
Total runtime 3 ms.
[2026-05-24 23:39:37] [INFO ] Implicit Places using invariants in 337 ms returned []
[2026-05-24 23:39:37] [INFO ] Invariant cache hit.
[2026-05-24 23:39:37] [INFO ] Implicit Places using invariants and state equation in 646 ms returned []
Implicit Place search using SMT with State Equation took 986 ms to find 0 implicit places.
Running 196 sub problems to find dead transitions.
[2026-05-24 23:39:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/254 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/254 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 1/255 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/255 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (OVERLAPS) 197/452 variables, 255/340 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/452 variables, 18/358 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/452 variables, 2/360 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/452 variables, 1/361 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 452/452 variables, and 361 constraints, problems are : Problem set: 0 solved, 196 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 255/255 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/254 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/254 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 1/255 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 42/103 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/255 variables, 4/107 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/255 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 8 (OVERLAPS) 197/452 variables, 255/363 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/452 variables, 196/559 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/452 variables, 18/577 constraints. Problems are: Problem set: 0 solved, 196 unsolved
SMT process timed out in 60046ms, After SMT, problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 60047ms
Finished structural reductions in LTL mode , in 1 iterations and 61039 ms. Remains : 255/255 places, 197/197 transitions.
Computed a total of 76 stabilizing places and 69 stable transitions
Graph (complete) has 472 edges and 255 vertex of which 250 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Computed a total of 76 stabilizing places and 69 stable transitions
Detected a total of 76/255 stabilizing places and 69/197 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 2 factoid took 82 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
RANDOM walk for 1760 steps (13 resets) in 13 ms. (125 steps per ms) remains 0/4 properties
Knowledge based reduction with 2 factoid took 115 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Knowledge-based reduction took 448 ms.
Stuttering acceptance computed with spot in 221 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 266 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Product exploration explored 100000 steps with 20000 reset in 154 ms.
Product exploration explored 100000 steps with 20000 reset in 156 ms.
Spot run failed in 86 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/ltsmin9474933609779876451
[2026-05-24 23:40:39] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9474933609779876451
Running compilation step : cd /tmp/ltsmin9474933609779876451;'/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 786 ms.
Running link step : cd /tmp/ltsmin9474933609779876451;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 51 ms.
Running LTSmin : cd /tmp/ltsmin9474933609779876451;'/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/stateBased11900058351144828891.hoa' '--buchi-type=spotba'
LTSmin run took 38 ms.
FORMULA DES-PT-05b-LTLCardinality-11 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DES-PT-05b-LTLCardinality-11 finished in 66276 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 262 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Graph (complete) has 486 edges and 262 vertex of which 256 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 255 transition count 187
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 29 place count 241 transition count 187
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 29 place count 241 transition count 174
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 55 place count 228 transition count 174
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 58 place count 225 transition count 171
Iterating global reduction 2 with 3 rules applied. Total rules applied 61 place count 225 transition count 171
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 64 place count 222 transition count 168
Iterating global reduction 2 with 3 rules applied. Total rules applied 67 place count 222 transition count 168
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 70 place count 222 transition count 165
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 72 place count 221 transition count 164
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 72 place count 221 transition count 163
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 74 place count 220 transition count 163
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 0 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 4 with 150 rules applied. Total rules applied 224 place count 145 transition count 88
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 4 with 4 rules applied. Total rules applied 228 place count 143 transition count 90
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 230 place count 141 transition count 88
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 231 place count 140 transition count 88
Applied a total of 231 rules in 65 ms. Remains 140 /262 variables (removed 122) and now considering 88/205 (removed 117) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5955358044432813582.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11420885290169224498.kers'
[2026-05-24 23:40:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5955358044432813582.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11420885290169224498.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 88 rows 132 cols 397 entries
Finished phase 1 with 34 SingleSign rule and 48 generalized
[2026-05-24 23:40:40] [INFO ] Computed 58 invariants in 1 ms
Computed 58 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11420885290169224498.kers
Total runtime 2 ms.
[2026-05-24 23:40:40] [INFO ] Implicit Places using invariants in 284 ms returned []
[2026-05-24 23:40:40] [INFO ] Invariant cache hit.
[2026-05-24 23:40:40] [INFO ] Implicit Places using invariants and state equation in 387 ms returned []
Implicit Place search using SMT with State Equation took 674 ms to find 0 implicit places.
[2026-05-24 23:40:40] [INFO ] Redundant transitions in 3 ms returned []
Running 85 sub problems to find dead transitions.
[2026-05-24 23:40:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 85 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/138 variables, 23/43 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/138 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/138 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 6 (OVERLAPS) 1/139 variables, 12/58 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 8 (OVERLAPS) 88/227 variables, 139/197 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/227 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 10 (OVERLAPS) 1/228 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/228 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/228 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 13 (OVERLAPS) 0/228 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 85 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 199 constraints, problems are : Problem set: 0 solved, 85 unsolved in 6947 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 140/140 constraints, PredecessorRefiner: 85/85 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 85 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 3 (OVERLAPS) 1/138 variables, 23/43 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/138 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/138 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/138 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 7 (OVERLAPS) 1/139 variables, 12/59 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/139 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 9 (OVERLAPS) 88/227 variables, 139/198 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/227 variables, 85/283 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/227 variables, 2/285 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/227 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 13 (OVERLAPS) 1/228 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 85 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/228 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 85 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 286 constraints, problems are : Problem set: 0 solved, 85 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 140/140 constraints, PredecessorRefiner: 85/85 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36973ms problems are : Problem set: 0 solved, 85 unsolved
Search for dead transitions found 0 dead transitions in 36973ms
Starting structural reductions in SI_LTL mode, iteration 1 : 140/262 places, 88/205 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 37724 ms. Remains : 140/262 places, 88/205 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-05b-LTLCardinality-13
Product exploration explored 100000 steps with 9571 reset in 451 ms.
Product exploration explored 100000 steps with 9663 reset in 472 ms.
Computed a total of 36 stabilizing places and 31 stable transitions
Computed a total of 36 stabilizing places and 31 stable transitions
Knowledge based reduction with 1 factoid took 132 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 20 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 122 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 352 ms.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 140 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 140/140 places, 88/88 transitions.
Applied a total of 0 rules in 6 ms. Remains 140 /140 variables (removed 0) and now considering 88/88 (removed 0) transitions.
[2026-05-24 23:41:19] [INFO ] Invariant cache hit.
[2026-05-24 23:41:19] [INFO ] Implicit Places using invariants in 268 ms returned []
[2026-05-24 23:41:19] [INFO ] Invariant cache hit.
[2026-05-24 23:41:19] [INFO ] Implicit Places using invariants and state equation in 379 ms returned []
Implicit Place search using SMT with State Equation took 650 ms to find 0 implicit places.
[2026-05-24 23:41:19] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 668 ms. Remains : 140/140 places, 88/88 transitions.
Computed a total of 36 stabilizing places and 31 stable transitions
Computed a total of 36 stabilizing places and 31 stable transitions
Knowledge based reduction with 1 factoid took 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 8 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 144 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 379 ms.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 9539 reset in 464 ms.
Product exploration explored 100000 steps with 9615 reset in 516 ms.
Built C files in :
/tmp/ltsmin5370271658543346522
[2026-05-24 23:41:21] [INFO ] Computing symmetric may disable matrix : 88 transitions.
[2026-05-24 23:41:21] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:41:21] [INFO ] Computing symmetric may enable matrix : 88 transitions.
[2026-05-24 23:41:21] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:41:21] [INFO ] Computing Do-Not-Accords matrix : 88 transitions.
[2026-05-24 23:41:21] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:41:21] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5370271658543346522
Running compilation step : cd /tmp/ltsmin5370271658543346522;'/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 521 ms.
Running link step : cd /tmp/ltsmin5370271658543346522;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin5370271658543346522;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased16422325983058578470.hoa' '--buchi-type=spotba'
LTSmin run took 318 ms.
FORMULA DES-PT-05b-LTLCardinality-13 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DES-PT-05b-LTLCardinality-13 finished in 42437 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))'
Support contains 2 out of 262 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 262/262 places, 205/205 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 258 transition count 201
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 258 transition count 201
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 11 place count 255 transition count 198
Iterating global reduction 0 with 3 rules applied. Total rules applied 14 place count 255 transition count 198
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 16 place count 255 transition count 196
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 254 transition count 195
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 254 transition count 195
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 19 place count 254 transition count 194
Applied a total of 19 rules in 22 ms. Remains 254 /262 variables (removed 8) and now considering 194/205 (removed 11) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10511661674195896772.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1198779237328314590.kers'
[2026-05-24 23:41:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10511661674195896772.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1198779237328314590.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 194 rows 254 cols 601 entries
Finished phase 1 with 136 SingleSign rule and 56 generalized
[2026-05-24 23:41:22] [INFO ] Computed 62 invariants in 2 ms
Computed 62 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1198779237328314590.kers
Total runtime 4 ms.
[2026-05-24 23:41:22] [INFO ] Implicit Places using invariants in 351 ms returned []
[2026-05-24 23:41:22] [INFO ] Invariant cache hit.
[2026-05-24 23:41:23] [INFO ] Implicit Places using invariants and state equation in 696 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1054 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 253/262 places, 194/205 transitions.
Applied a total of 0 rules in 5 ms. Remains 253 /253 variables (removed 0) and now considering 194/194 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1081 ms. Remains : 253/262 places, 194/205 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))'
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : DES-PT-05b-LTLCardinality-14
Product exploration explored 100000 steps with 50000 reset in 152 ms.
Product exploration explored 100000 steps with 50000 reset in 170 ms.
Computed a total of 76 stabilizing places and 69 stable transitions
Graph (complete) has 467 edges and 253 vertex of which 248 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Computed a total of 76 stabilizing places and 69 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 26 ms.
FORMULA DES-PT-05b-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DES-PT-05b-LTLCardinality-14 finished in 1589 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) U X(G(p1))))))'
Spot run failed in 76 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-24 23:41:24] [INFO ] Flatten gal took : 21 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11734808678233853433
[2026-05-24 23:41:24] [INFO ] Computing symmetric may disable matrix : 205 transitions.
[2026-05-24 23:41:24] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:41:24] [INFO ] Computing symmetric may enable matrix : 205 transitions.
[2026-05-24 23:41:24] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:41:24] [INFO ] Applying decomposition
[2026-05-24 23:41:24] [INFO ] Computing Do-Not-Accords matrix : 205 transitions.
[2026-05-24 23:41:24] [INFO ] Flatten gal took : 19 ms
[2026-05-24 23:41:24] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 23:41:24] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11734808678233853433
Running compilation step : cd /tmp/ltsmin11734808678233853433;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18419645219971033622.txt' '-o' '/tmp/graph18419645219971033622.bin' '-w' '/tmp/graph18419645219971033622.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18419645219971033622.bin' '-l' '-1' '-v' '-w' '/tmp/graph18419645219971033622.weights' '-q' '0' '-e' '0.001'
[2026-05-24 23:41:24] [INFO ] Decomposing Gal with order
[2026-05-24 23:41:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 23:41:24] [INFO ] Removed a total of 16 redundant transitions.
[2026-05-24 23:41:24] [INFO ] Flatten gal took : 69 ms
[2026-05-24 23:41:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 9 ms.
[2026-05-24 23:41:24] [INFO ] Time to serialize gal into /tmp/LTLCardinality12893918240973590105.gal : 10 ms
[2026-05-24 23:41:24] [INFO ] Time to serialize properties into /tmp/LTLCardinality14661202262967508182.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality12893918240973590105.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality14661202262967508182.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((X(X((F("((i0.i0.u33.p19==0)||(i3.u5.p32==1))"))U(X(G("((i12.u78.p12==0)||(i11.u67.p255==1))")))))))
Formula 0 simplified : XX(G!"((i0.i0.u33.p19==0)||(i3.u5.p32==1))" R XF!"((i12.u78.p12==0)||(i11.u67.p255==1))")
Compilation finished in 824 ms.
Running link step : cd /tmp/ltsmin11734808678233853433;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin11734808678233853433;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X((<>((LTLAPp0==true)) U X([]((LTLAPp1==true))))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t0, t59, t151, t165, t166, t177, t199, i0.i0.u33.t80, i1.t119, i1.i0.u13.t124, i2.t101, i2.t8...800
Computing Next relation with stutter on 2.6041e+06 deadlock states
6 unique states visited
6 strongly connected components in search stack
6 transitions explored
6 items max in DFS search stack
22178 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,221.862,2200652,1,0,4.93988e+06,5207,2074,6.89329e+06,402,23791,1074723
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA DES-PT-05b-LTLCardinality-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 812937 ms.
BK_STOP 1779666310461
--------------------
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-05b"
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-05b, 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-177946993700355"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-05b.tgz
mv DES-PT-05b 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 ;