About the Execution of ITS-Tools for PolyORBLF-PT-S02J06T06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16184.520 | 3600000.00 | 6174187.00 | 14436.50 | F?TTF?TFFFFFFFFF | 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.r210-smll-177969942200436.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 PolyORBLF-PT-S02J06T06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942200436
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 15K Mar 8 15:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 8 15:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 17K Mar 8 15:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 96K Mar 8 15:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 8.2K Mar 16 08:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 38K Mar 16 08:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 16 08:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 16 08:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K Mar 8 15:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Mar 8 15:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 62K Mar 8 15:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 311K Mar 8 15:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 16 08:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.9K Mar 16 08:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 601K 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 PolyORBLF-PT-S02J06T06-LTLFireability-00
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-01
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-02
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-03
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-04
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-05
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-06
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-07
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-08
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-09
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-10
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-11
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-12
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-13
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-14
FORMULA_NAME PolyORBLF-PT-S02J06T06-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1780205286948
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-PT-S02J06T06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-31 05:28:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-31 05:28:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-31 05:28:09] [INFO ] Load time of PNML (sax parser for PT used): 255 ms
[2026-05-31 05:28:09] [INFO ] Transformed 536 places.
[2026-05-31 05:28:09] [INFO ] Transformed 1064 transitions.
[2026-05-31 05:28:09] [INFO ] Parsed PT model containing 536 places and 1064 transitions and 4866 arcs in 465 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
[2026-05-31 05:28:09] [INFO ] Reduced 66 identical enabling conditions.
[2026-05-31 05:28:09] [INFO ] Reduced 66 identical enabling conditions.
[2026-05-31 05:28:09] [INFO ] Reduced 6 identical enabling conditions.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 235 out of 536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 536/536 places, 968/968 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 534 transition count 968
Applied a total of 2 rules in 223 ms. Remains 534 /536 variables (removed 2) and now considering 968/968 (removed 0) transitions.
Running 966 sub problems to find dead transitions.
[2026-05-31 05:28:10] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13223030735781804959.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2071290608405561844.kers'
[2026-05-31 05:28:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13223030735781804959.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2071290608405561844.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 956 rows 529 cols 3774 entries
Finished phase 1 with 327 SingleSign rule and 159 generalized
[2026-05-31 05:28:10] [INFO ] Computed 48 invariants in 16 ms
Computed 48 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-2071290608405561844.kers
Total runtime 19 ms.
[2026-05-31 05:28:10] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/532 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 966 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/532 variables, 25/46 constraints. Problems are: Problem set: 0 solved, 966 unsolved
SMT process timed out in 21415ms, After SMT, problems are : Problem set: 0 solved, 966 unsolved
Search for dead transitions found 0 dead transitions in 21512ms
[2026-05-31 05:28:32] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:28:32] [INFO ] Invariant cache hit.
[2026-05-31 05:28:33] [INFO ] Implicit Places using invariants in 1109 ms returned [96, 111, 240, 253, 306, 495]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 1129 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 528/536 places, 968/968 transitions.
Applied a total of 0 rules in 31 ms. Remains 528 /528 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 23108 ms. Remains : 528/536 places, 968/968 transitions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Applied a total of 0 rules in 27 ms. Remains 528 /528 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Running 966 sub problems to find dead transitions.
[2026-05-31 05:28:33] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15086836352333559592.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3938297711359516740.kers'
[2026-05-31 05:28:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15086836352333559592.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3938297711359516740.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 956 rows 523 cols 3762 entries
Finished phase 1 with 327 SingleSign rule and 159 generalized
[2026-05-31 05:28:33] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-3938297711359516740.kers
Total runtime 19 ms.
[2026-05-31 05:28:33] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/526 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 966 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/526 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 966 unsolved
SMT process timed out in 21243ms, After SMT, problems are : Problem set: 0 solved, 966 unsolved
Search for dead transitions found 0 dead transitions in 21251ms
[2026-05-31 05:28:54] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:28:54] [INFO ] Invariant cache hit.
[2026-05-31 05:28:55] [INFO ] Implicit Places using invariants in 737 ms returned []
[2026-05-31 05:28:55] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:28:55] [INFO ] Invariant cache hit.
[2026-05-31 05:28:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:29:06] [INFO ] Implicit Places using invariants and state equation in 11542 ms returned []
Implicit Place search using SMT with State Equation took 12282 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 33568 ms. Remains : 528/528 places, 968/968 transitions.
Support contains 235 out of 528 places after structural reductions.
[2026-05-31 05:29:07] [INFO ] Flatten gal took : 321 ms
[2026-05-31 05:29:08] [INFO ] Flatten gal took : 235 ms
[2026-05-31 05:29:08] [INFO ] Input system was already deterministic with 968 transitions.
Reduction of identical properties reduced properties to check from 38 to 36
RANDOM walk for 40000 steps (10 resets) in 3174 ms. (12 steps per ms) remains 7/36 properties
BEST_FIRST walk for 40000 steps (8 resets) in 640 ms. (62 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 331 ms. (120 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (13 resets) in 263 ms. (151 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 807 ms. (49 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (9 resets) in 398 ms. (100 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (9 resets) in 473 ms. (84 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (10 resets) in 298 ms. (133 steps per ms) remains 7/7 properties
[2026-05-31 05:29:10] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:29:10] [INFO ] Invariant cache hit.
[2026-05-31 05:29:10] [INFO ] State equation strengthened by 72 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 141/187 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 81/268 variables, 15/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp28 is UNSAT
At refinement iteration 5 (OVERLAPS) 247/515 variables, 15/33 constraints. Problems are: Problem set: 3 solved, 4 unsolved
Problem AtomicPropp37 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/515 variables, 6/39 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 0/39 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/517 variables, 2/41 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/517 variables, 0/41 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 9/526 variables, 6/47 constraints. Problems are: Problem set: 4 solved, 3 unsolved
SMT process timed out in 5524ms, After SMT, problems are : Problem set: 4 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 528 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 54 transitions
Trivial Post-agglo rules discarded 54 transitions
Performed 54 trivial Post agglomeration. Transition count delta: 54
Iterating post reduction 0 with 54 rules applied. Total rules applied 54 place count 528 transition count 914
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 108 place count 474 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 108 place count 474 transition count 854
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 228 place count 414 transition count 854
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 231 place count 411 transition count 851
Iterating global reduction 2 with 3 rules applied. Total rules applied 234 place count 411 transition count 851
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 2 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 330 place count 363 transition count 803
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 2 with 12 rules applied. Total rules applied 342 place count 363 transition count 791
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 354 place count 351 transition count 791
Applied a total of 354 rules in 312 ms. Remains 351 /528 variables (removed 177) and now considering 791/968 (removed 177) transitions.
Running 789 sub problems to find dead transitions.
[2026-05-31 05:29:16] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4273432491731144250.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2506376688924004304.kers'
[2026-05-31 05:29:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4273432491731144250.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2506376688924004304.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 779 rows 346 cols 3669 entries
Finished phase 1 with 159 SingleSign rule and 150 generalized
[2026-05-31 05:29:16] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2506376688924004304.kers
Total runtime 10 ms.
[2026-05-31 05:29:16] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 789 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 789 unsolved
SMT process timed out in 21197ms, After SMT, problems are : Problem set: 0 solved, 789 unsolved
Search for dead transitions found 0 dead transitions in 21204ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21523 ms. Remains : 351/528 places, 791/968 transitions.
RANDOM walk for 40000 steps (21 resets) in 720 ms. (55 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (12 resets) in 361 ms. (110 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (14 resets) in 336 ms. (118 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (11 resets) in 311 ms. (128 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 134610 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 3
Probabilistic random walk after 134610 steps, saw 80314 distinct states, run finished after 3015 ms. (steps per millisecond=44 ) properties seen :0
[2026-05-31 05:29:40] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:29:40] [INFO ] Invariant cache hit.
[2026-05-31 05:29:40] [INFO ] State equation strengthened by 72 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 161/173 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 61/234 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/244 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 102/346 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 5/43 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 3/349 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/349 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/349 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 779/1128 variables, 349/396 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1128 variables, 72/468 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1128 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/1130 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1130 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 0/1130 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1130/1130 variables, and 471 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2988 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 351/351 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 161/173 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 61/234 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/244 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 102/346 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 6/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 3/349 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/349 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 779/1128 variables, 349/396 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1128 variables, 72/468 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1128 variables, 3/471 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1128 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1128 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/1130 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1130 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1130 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1130/1130 variables, and 475 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4074 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 351/351 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7081ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 3567 ms.
Support contains 12 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 791/791 transitions.
Applied a total of 0 rules in 28 ms. Remains 351 /351 variables (removed 0) and now considering 791/791 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 351/351 places, 791/791 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 791/791 transitions.
Applied a total of 0 rules in 27 ms. Remains 351 /351 variables (removed 0) and now considering 791/791 (removed 0) transitions.
[2026-05-31 05:29:51] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:29:51] [INFO ] Invariant cache hit.
[2026-05-31 05:29:53] [INFO ] Implicit Places using invariants in 2105 ms returned []
[2026-05-31 05:29:53] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:29:53] [INFO ] Invariant cache hit.
[2026-05-31 05:29:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:30:01] [INFO ] Implicit Places using invariants and state equation in 7938 ms returned []
Implicit Place search using SMT with State Equation took 10048 ms to find 0 implicit places.
[2026-05-31 05:30:01] [INFO ] Redundant transitions in 92 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10201 ms. Remains : 351/351 places, 791/791 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 351 transition count 779
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 345 transition count 803
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 345 transition count 779
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 345 transition count 773
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 339 transition count 773
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 339 transition count 767
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 333 transition count 767
Applied a total of 72 rules in 177 ms. Remains 333 /351 variables (removed 18) and now considering 767/791 (removed 24) transitions.
Running SMT prover for 3 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15033135685898907394.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-489782566692521256.kers'
[2026-05-31 05:30:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15033135685898907394.kers, --Pflows, --basisKERS=/tmp/petrispot-output-489782566692521256.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 767 rows 328 cols 3771 entries
Finished phase 1 with 141 SingleSign rule and 150 generalized
[2026-05-31 05:30:01] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-489782566692521256.kers
Total runtime 9 ms.
[2026-05-31 05:30:02] [INFO ] [Real]Absence check using 22 positive place invariants in 27 ms returned sat
[2026-05-31 05:30:02] [INFO ] [Real]Absence check using 22 positive and 20 generalized place invariants in 41 ms returned sat
[2026-05-31 05:30:02] [INFO ] After 267ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-31 05:30:02] [INFO ] [Nat]Absence check using 22 positive place invariants in 30 ms returned sat
[2026-05-31 05:30:02] [INFO ] [Nat]Absence check using 22 positive and 20 generalized place invariants in 42 ms returned sat
[2026-05-31 05:30:03] [INFO ] After 916ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2026-05-31 05:30:03] [INFO ] After 1200ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2026-05-31 05:30:03] [INFO ] After 1542ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 2033 ms.
Successfully simplified 4 atomic propositions for a total of 15 simplifications.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 11 out of 528 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 528 transition count 926
Reduce places removed 42 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 48 rules applied. Total rules applied 90 place count 486 transition count 920
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 96 place count 480 transition count 920
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 66 Pre rules applied. Total rules applied 96 place count 480 transition count 854
Deduced a syphon composed of 66 places in 1 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 3 with 132 rules applied. Total rules applied 228 place count 414 transition count 854
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 231 place count 411 transition count 851
Iterating global reduction 3 with 3 rules applied. Total rules applied 234 place count 411 transition count 851
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 294 place count 381 transition count 821
Applied a total of 294 rules in 93 ms. Remains 381 /528 variables (removed 147) and now considering 821/968 (removed 147) transitions.
Running 819 sub problems to find dead transitions.
[2026-05-31 05:30:04] [INFO ] Flow matrix only has 809 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17183966824623117189.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3840945933911153294.kers'
[2026-05-31 05:30:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17183966824623117189.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3840945933911153294.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 809 rows 376 cols 3627 entries
Finished phase 1 with 180 SingleSign rule and 159 generalized
[2026-05-31 05:30:04] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3840945933911153294.kers
Total runtime 9 ms.
[2026-05-31 05:30:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/379 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/379 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 819 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 379/1190 variables, and 52 constraints, problems are : Problem set: 0 solved, 819 unsolved in 20073 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/381 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 819/819 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 819 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/379 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/379 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 819 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/379 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 819 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 379/1190 variables, and 52 constraints, problems are : Problem set: 0 solved, 819 unsolved in 20057 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/381 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/819 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40630ms problems are : Problem set: 0 solved, 819 unsolved
Search for dead transitions found 0 dead transitions in 40636ms
[2026-05-31 05:30:45] [INFO ] Flow matrix only has 809 transitions (discarded 12 similar events)
[2026-05-31 05:30:45] [INFO ] Invariant cache hit.
[2026-05-31 05:30:46] [INFO ] Implicit Places using invariants in 1705 ms returned []
[2026-05-31 05:30:46] [INFO ] Flow matrix only has 809 transitions (discarded 12 similar events)
[2026-05-31 05:30:46] [INFO ] Invariant cache hit.
[2026-05-31 05:30:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:30:57] [INFO ] Implicit Places using invariants and state equation in 11102 ms returned []
Implicit Place search using SMT with State Equation took 12813 ms to find 0 implicit places.
[2026-05-31 05:30:58] [INFO ] Redundant transitions in 26 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 381/528 places, 821/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53582 ms. Remains : 381/528 places, 821/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 272 ms :[(NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-00
Stuttering criterion allowed to conclude after 708 steps with 0 reset in 26 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-00 finished in 53979 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X((F(p1)||p0)))) U p2))'
Support contains 79 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 522 transition count 962
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 522 transition count 962
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 516 transition count 956
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 516 transition count 956
Applied a total of 24 rules in 33 ms. Remains 516 /528 variables (removed 12) and now considering 956/968 (removed 12) transitions.
Running 954 sub problems to find dead transitions.
[2026-05-31 05:30:58] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-898549236840503043.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5618915961200678932.kers'
[2026-05-31 05:30:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-898549236840503043.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5618915961200678932.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 944 rows 511 cols 3738 entries
Finished phase 1 with 315 SingleSign rule and 159 generalized
[2026-05-31 05:30:58] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-5618915961200678932.kers
Total runtime 23 ms.
[2026-05-31 05:30:58] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
SMT process timed out in 20697ms, After SMT, problems are : Problem set: 0 solved, 954 unsolved
Search for dead transitions found 0 dead transitions in 20703ms
[2026-05-31 05:31:19] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:31:19] [INFO ] Invariant cache hit.
[2026-05-31 05:31:20] [INFO ] Implicit Places using invariants in 1388 ms returned []
[2026-05-31 05:31:20] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:31:20] [INFO ] Invariant cache hit.
[2026-05-31 05:31:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:31:28] [INFO ] Implicit Places using invariants and state equation in 8386 ms returned []
Implicit Place search using SMT with State Equation took 9776 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 516/528 places, 956/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30519 ms. Remains : 516/528 places, 956/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X((F(p1)||p0)))) U p2))'
Stuttering acceptance computed with spot in 291 ms :[(NOT p2), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-01
Product exploration explored 100000 steps with 2961 reset in 1366 ms.
Product exploration explored 100000 steps with 2968 reset in 911 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
RANDOM walk for 498 steps (0 resets) in 18 ms. (26 steps per ms) remains 0/4 properties
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
[2026-05-31 05:31:31] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:31:31] [INFO ] Invariant cache hit.
[2026-05-31 05:31:33] [INFO ] [Real]Absence check using 21 positive place invariants in 29 ms returned sat
[2026-05-31 05:31:33] [INFO ] [Real]Absence check using 21 positive and 21 generalized place invariants in 206 ms returned sat
[2026-05-31 05:31:37] [INFO ] [Real]Absence check using state equation in 4548 ms returned sat
[2026-05-31 05:31:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 05:31:39] [INFO ] [Nat]Absence check using 21 positive place invariants in 42 ms returned sat
[2026-05-31 05:31:39] [INFO ] [Nat]Absence check using 21 positive and 21 generalized place invariants in 523 ms returned sat
[2026-05-31 05:31:48] [INFO ] [Nat]Absence check using state equation in 8226 ms returned sat
[2026-05-31 05:31:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:31:49] [INFO ] [Nat]Added 72 Read/Feed constraints in 1008 ms returned sat
[2026-05-31 05:31:51] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2166 ms
[2026-05-31 05:31:51] [INFO ] Computed and/alt/rep : 618/2193/612 causal constraints (skipped 330 transitions) in 112 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:593)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:231)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
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)
[2026-05-31 05:31:53] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression EG (NOT p2)
Could not prove EG (NOT p2)
[2026-05-31 05:31:53] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:31:53] [INFO ] Invariant cache hit.
[2026-05-31 05:31:55] [INFO ] [Real]Absence check using 21 positive place invariants in 131 ms returned sat
[2026-05-31 05:31:57] [INFO ] [Real]Absence check using 21 positive and 21 generalized place invariants in 1549 ms returned sat
[2026-05-31 05:32:08] [INFO ] [Real]Absence check using state equation in 11130 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Knowledge-based reduction took 36640 ms.
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 79 out of 516 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 516/516 places, 956/956 transitions.
Applied a total of 0 rules in 7 ms. Remains 516 /516 variables (removed 0) and now considering 956/956 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 05:32:08] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:32:08] [INFO ] Invariant cache hit.
[2026-05-31 05:32:09] [INFO ] Implicit Places using invariants in 1331 ms returned []
[2026-05-31 05:32:09] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:32:09] [INFO ] Invariant cache hit.
[2026-05-31 05:32:10] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:32:18] [INFO ] Implicit Places using invariants and state equation in 8942 ms returned []
Implicit Place search using SMT with State Equation took 10281 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10289 ms. Remains : 516/516 places, 956/956 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 60 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
RANDOM walk for 500 steps (0 resets) in 15 ms. (31 steps per ms) remains 0/4 properties
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
[2026-05-31 05:32:19] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:32:19] [INFO ] Invariant cache hit.
[2026-05-31 05:32:20] [INFO ] [Real]Absence check using 21 positive place invariants in 44 ms returned sat
[2026-05-31 05:32:21] [INFO ] [Real]Absence check using 21 positive and 21 generalized place invariants in 337 ms returned sat
[2026-05-31 05:32:25] [INFO ] [Real]Absence check using state equation in 4654 ms returned sat
[2026-05-31 05:32:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 05:32:27] [INFO ] [Nat]Absence check using 21 positive place invariants in 62 ms returned sat
[2026-05-31 05:32:27] [INFO ] [Nat]Absence check using 21 positive and 21 generalized place invariants in 492 ms returned sat
[2026-05-31 05:32:35] [INFO ] [Nat]Absence check using state equation in 8207 ms returned sat
[2026-05-31 05:32:35] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:32:36] [INFO ] [Nat]Added 72 Read/Feed constraints in 1028 ms returned sat
[2026-05-31 05:32:39] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2440 ms
[2026-05-31 05:32:39] [INFO ] Computed and/alt/rep : 618/2193/612 causal constraints (skipped 330 transitions) in 113 ms.
[2026-05-31 05:32:40] [INFO ] Added : 35 causal constraints over 7 iterations in 1486 ms. Result :unknown
Could not prove EG (NOT p2)
[2026-05-31 05:32:40] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:32:40] [INFO ] Invariant cache hit.
[2026-05-31 05:32:43] [INFO ] [Real]Absence check using 21 positive place invariants in 134 ms returned sat
[2026-05-31 05:32:44] [INFO ] [Real]Absence check using 21 positive and 21 generalized place invariants in 1200 ms returned sat
[2026-05-31 05:32:55] [INFO ] [Real]Absence check using state equation in 11099 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Knowledge-based reduction took 37157 ms.
Stuttering acceptance computed with spot in 190 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 211 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Product exploration explored 100000 steps with 2960 reset in 840 ms.
Product exploration explored 100000 steps with 2970 reset in 872 ms.
Spot run failed in 162 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/ltsmin9962615038840432639
[2026-05-31 05:32:58] [INFO ] Built C files in 83ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9962615038840432639
Running compilation step : cd /tmp/ltsmin9962615038840432639;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9962615038840432639;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9962615038840432639;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 79 out of 516 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 516/516 places, 956/956 transitions.
Applied a total of 0 rules in 7 ms. Remains 516 /516 variables (removed 0) and now considering 956/956 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 05:33:01] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:33:01] [INFO ] Invariant cache hit.
[2026-05-31 05:33:02] [INFO ] Implicit Places using invariants in 925 ms returned []
[2026-05-31 05:33:02] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:33:02] [INFO ] Invariant cache hit.
[2026-05-31 05:33:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:33:11] [INFO ] Implicit Places using invariants and state equation in 9336 ms returned []
Implicit Place search using SMT with State Equation took 10264 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10273 ms. Remains : 516/516 places, 956/956 transitions.
Built C files in :
/tmp/ltsmin1603459417159713015
[2026-05-31 05:33:11] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1603459417159713015
Running compilation step : cd /tmp/ltsmin1603459417159713015;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1603459417159713015;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1603459417159713015;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-31 05:33:15] [INFO ] Flatten gal took : 106 ms
[2026-05-31 05:33:15] [INFO ] Flatten gal took : 96 ms
[2026-05-31 05:33:15] [INFO ] Time to serialize gal into /tmp/LTL8589759982910313727.gal : 21 ms
[2026-05-31 05:33:15] [INFO ] Time to serialize properties into /tmp/LTL7874733281311846221.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8589759982910313727.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11575337366330309302.hoa' '-atoms' '/tmp/LTL7874733281311846221.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL7874733281311846221.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11575337366330309302.hoa
Detected timeout of ITS tools.
[2026-05-31 05:33:30] [INFO ] Flatten gal took : 50 ms
[2026-05-31 05:33:30] [INFO ] Flatten gal took : 48 ms
[2026-05-31 05:33:30] [INFO ] Time to serialize gal into /tmp/LTL18041861209432580689.gal : 12 ms
[2026-05-31 05:33:30] [INFO ] Time to serialize properties into /tmp/LTL16914710693173495867.ltl : 6 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/LTL18041861209432580689.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16914710693173495867.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !(((X(X(X(((((((F("(((((((((ScheduleTaskE_Work_5_1>=1)&&(CreatedJobs_1_2>=1))||((CreatedJobs_2_1>=1)&&(ScheduleTaskE_Work_5_2>=1)))||(...8133
Formula 0 simplified : !"((((((((cSources>=8)&&(ProcessingEvt_5>=1))&&(ModifiedSrc_2>=2))||(((cSources>=8)&&(ProcessingEvt_5>=1))&&((ModifiedSrc_1>=1)&&(Mo...9382
Detected timeout of ITS tools.
[2026-05-31 05:33:45] [INFO ] Flatten gal took : 38 ms
[2026-05-31 05:33:45] [INFO ] Applying decomposition
[2026-05-31 05:33:45] [INFO ] Flatten gal took : 45 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/graph9754575590055052514.txt' '-o' '/tmp/graph9754575590055052514.bin' '-w' '/tmp/graph9754575590055052514.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9754575590055052514.bin' '-l' '-1' '-v' '-w' '/tmp/graph9754575590055052514.weights' '-q' '0' '-e' '0.001'
[2026-05-31 05:33:45] [INFO ] Decomposing Gal with order
[2026-05-31 05:33:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 05:33:46] [INFO ] Removed a total of 781 redundant transitions.
[2026-05-31 05:33:46] [INFO ] Flatten gal took : 242 ms
[2026-05-31 05:33:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 164 labels/synchronizations in 55 ms.
[2026-05-31 05:33:46] [INFO ] Time to serialize gal into /tmp/LTL12595679073162447729.gal : 20 ms
[2026-05-31 05:33:46] [INFO ] Time to serialize properties into /tmp/LTL909318121681270443.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12595679073162447729.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL909318121681270443.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...254
Read 1 LTL properties
Checking formula 0 : !(((X(X(X(((((((F("(((((((((i6.u13.ScheduleTaskE_Work_5_1>=1)&&(i6.u55.CreatedJobs_1_2>=1))||((u54.CreatedJobs_2_1>=1)&&(i11.u39.Sched...10483
Formula 0 simplified : !"((((((((u3.cSources>=8)&&(u3.ProcessingEvt_5>=1))&&(u3.ModifiedSrc_2>=2))||(((u3.cSources>=8)&&(u3.ProcessingEvt_5>=1))&&((u3.Modi...11912
Detected timeout of ITS tools.
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-01 finished in 183003 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)||G(p1)))))'
Support contains 13 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Applied a total of 0 rules in 7 ms. Remains 528 /528 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Running 966 sub problems to find dead transitions.
[2026-05-31 05:34:01] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3723418120021028120.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13852652921942683871.kers'
[2026-05-31 05:34:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3723418120021028120.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13852652921942683871.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 956 rows 523 cols 3762 entries
Finished phase 1 with 327 SingleSign rule and 159 generalized
[2026-05-31 05:34:01] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13852652921942683871.kers
Total runtime 12 ms.
[2026-05-31 05:34:01] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/526 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 966 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/526 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 966 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 526/1484 variables, and 50 constraints, problems are : Problem set: 0 solved, 966 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/528 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 966/966 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 966 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/526 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 966 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/526 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 966 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/526 variables, 10/50 constraints. Problems are: Problem set: 0 solved, 966 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 526/1484 variables, and 50 constraints, problems are : Problem set: 0 solved, 966 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/528 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/966 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40532ms problems are : Problem set: 0 solved, 966 unsolved
Search for dead transitions found 0 dead transitions in 40536ms
[2026-05-31 05:34:41] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:34:41] [INFO ] Invariant cache hit.
[2026-05-31 05:34:44] [INFO ] Implicit Places using invariants in 2238 ms returned []
[2026-05-31 05:34:44] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:34:44] [INFO ] Invariant cache hit.
[2026-05-31 05:34:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:34:53] [INFO ] Implicit Places using invariants and state equation in 9714 ms returned []
Implicit Place search using SMT with State Equation took 11973 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 52519 ms. Remains : 528/528 places, 968/968 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)||G(p1)))))'
Stuttering acceptance computed with spot in 286 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-02
Product exploration explored 100000 steps with 25000 reset in 407 ms.
Product exploration explored 100000 steps with 25000 reset in 426 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 74 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 257 steps (0 resets) in 6 ms. (36 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Knowledge-based reduction took 380 ms.
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 7 out of 528 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Applied a total of 0 rules in 12 ms. Remains 528 /528 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 05:34:55] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:34:55] [INFO ] Invariant cache hit.
[2026-05-31 05:34:57] [INFO ] Implicit Places using invariants in 1609 ms returned []
[2026-05-31 05:34:57] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
[2026-05-31 05:34:57] [INFO ] Invariant cache hit.
[2026-05-31 05:34:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:35:07] [INFO ] Implicit Places using invariants and state equation in 9818 ms returned []
Implicit Place search using SMT with State Equation took 11430 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 11443 ms. Remains : 528/528 places, 968/968 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 62 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 246 steps (0 resets) in 5 ms. (41 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 62 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Knowledge-based reduction took 308 ms.
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 177 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Product exploration explored 100000 steps with 25000 reset in 383 ms.
Product exploration explored 100000 steps with 25000 reset in 451 ms.
Spot run failed in 84 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/ltsmin4285148823574691235
[2026-05-31 05:35:08] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4285148823574691235
Running compilation step : cd /tmp/ltsmin4285148823574691235;'/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 2818 ms.
Running link step : cd /tmp/ltsmin4285148823574691235;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 67 ms.
Running LTSmin : cd /tmp/ltsmin4285148823574691235;'/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/stateBased8526792096492009508.hoa' '--buchi-type=spotba'
LTSmin run took 124 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-02 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-02 finished in 70345 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0 U (p1||G(!p0)))||((X(F(p4))||p3)&&p2))))'
Support contains 20 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 522 transition count 962
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 522 transition count 962
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 516 transition count 956
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 516 transition count 956
Applied a total of 24 rules in 20 ms. Remains 516 /528 variables (removed 12) and now considering 956/968 (removed 12) transitions.
Running 954 sub problems to find dead transitions.
[2026-05-31 05:35:11] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7073445644403076925.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8410139323244834139.kers'
[2026-05-31 05:35:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7073445644403076925.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8410139323244834139.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 944 rows 511 cols 3738 entries
Finished phase 1 with 315 SingleSign rule and 159 generalized
[2026-05-31 05:35:11] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8410139323244834139.kers
Total runtime 12 ms.
[2026-05-31 05:35:11] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 514/1460 variables, and 49 constraints, problems are : Problem set: 0 solved, 954 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 954/954 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 954 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/514 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 954 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 514/1460 variables, and 49 constraints, problems are : Problem set: 0 solved, 954 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/954 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40519ms problems are : Problem set: 0 solved, 954 unsolved
Search for dead transitions found 0 dead transitions in 40523ms
[2026-05-31 05:35:52] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:35:52] [INFO ] Invariant cache hit.
[2026-05-31 05:35:53] [INFO ] Implicit Places using invariants in 1443 ms returned []
[2026-05-31 05:35:53] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:35:53] [INFO ] Invariant cache hit.
[2026-05-31 05:35:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:36:05] [INFO ] Implicit Places using invariants and state equation in 11428 ms returned []
Implicit Place search using SMT with State Equation took 12882 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 516/528 places, 956/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53430 ms. Remains : 516/528 places, 956/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0 U (p1||G(!p0)))||((X(F(p4))||p3)&&p2))))'
Stuttering acceptance computed with spot in 273 ms :[true, (NOT p4), (OR (AND p0 (NOT p1) (NOT p3) (NOT p4)) (AND p0 (NOT p1) (NOT p2))), (AND (NOT p1) p0), (OR (AND p0 (NOT p1) (NOT p3) (NOT p4)) (AND p0 (NOT p1) (NOT p2))), (AND (NOT p4) (NOT p1) p0)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 910 ms.
Product exploration explored 100000 steps with 50000 reset in 706 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 16 factoid took 19 ms. Proved property starting from automaton with 6 states, 11 edges and 5 AP (stutter sensitive
Knowledge-based reduction took 31 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-03 finished in 55410 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(p1)&&p0))))&&(F(p2) U p3)))'
Support contains 75 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 522 transition count 962
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 522 transition count 962
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 516 transition count 956
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 516 transition count 956
Applied a total of 24 rules in 29 ms. Remains 516 /528 variables (removed 12) and now considering 956/968 (removed 12) transitions.
Skipped dead transition search.
[2026-05-31 05:36:07] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:36:07] [INFO ] Invariant cache hit.
[2026-05-31 05:36:08] [INFO ] Implicit Places using invariants in 1559 ms returned []
[2026-05-31 05:36:08] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:36:08] [INFO ] Invariant cache hit.
[2026-05-31 05:36:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:36:19] [INFO ] Implicit Places using invariants and state equation in 10818 ms returned []
Implicit Place search using SMT with State Equation took 12385 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 516/528 places, 956/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12415 ms. Remains : 516/528 places, 956/968 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(p1)&&p0))))&&(F(p2) U p3)))'
Stuttering acceptance computed with spot in 381 ms :[(OR (NOT p0) (NOT p3) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p3), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-04
Stuttering criterion allowed to conclude after 2723 steps with 0 reset in 19 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-04 finished in 12870 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 6 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 522 transition count 962
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 522 transition count 962
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 516 transition count 956
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 516 transition count 956
Applied a total of 24 rules in 32 ms. Remains 516 /528 variables (removed 12) and now considering 956/968 (removed 12) transitions.
Skipped dead transition search.
[2026-05-31 05:36:20] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:36:20] [INFO ] Invariant cache hit.
[2026-05-31 05:36:22] [INFO ] Implicit Places using invariants in 2398 ms returned []
[2026-05-31 05:36:22] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:36:22] [INFO ] Invariant cache hit.
[2026-05-31 05:36:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:36:31] [INFO ] Implicit Places using invariants and state equation in 8692 ms returned []
Implicit Place search using SMT with State Equation took 11094 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 516/528 places, 956/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11126 ms. Remains : 516/528 places, 956/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-05
Product exploration explored 100000 steps with 34 reset in 427 ms.
Product exploration explored 100000 steps with 29 reset in 518 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 51 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (18 resets) in 285 ms. (139 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (9 resets) in 229 ms. (173 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 146174 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 1
Probabilistic random walk after 146174 steps, saw 84834 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 05:36:35] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:36:35] [INFO ] Invariant cache hit.
[2026-05-31 05:36:35] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 391/397 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 42/439 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/439 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/455 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/455 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 59/514 variables, 17/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/514 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/514 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1458/1460 variables, and 560 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3002 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 514/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 391/397 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/439 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/439 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/455 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/455 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 59/514 variables, 17/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 5/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/514 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1458/1460 variables, and 560 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1531 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 514/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4544ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 131 ms.
Support contains 6 out of 516 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 516/516 places, 956/956 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 516 transition count 914
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 474 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 84 place count 474 transition count 854
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 204 place count 414 transition count 854
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 300 place count 366 transition count 806
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 303 place count 363 transition count 803
Iterating global reduction 2 with 3 rules applied. Total rules applied 306 place count 363 transition count 803
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 2 with 12 rules applied. Total rules applied 318 place count 363 transition count 791
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 330 place count 351 transition count 791
Applied a total of 330 rules in 127 ms. Remains 351 /516 variables (removed 165) and now considering 791/956 (removed 165) transitions.
Running 789 sub problems to find dead transitions.
[2026-05-31 05:36:40] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11438478470276838458.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12427652709432164032.kers'
[2026-05-31 05:36:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11438478470276838458.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12427652709432164032.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 779 rows 346 cols 3669 entries
Finished phase 1 with 159 SingleSign rule and 150 generalized
[2026-05-31 05:36:40] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-12427652709432164032.kers
Total runtime 14 ms.
[2026-05-31 05:36:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 789 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 789 unsolved
SMT process timed out in 20860ms, After SMT, problems are : Problem set: 0 solved, 789 unsolved
Search for dead transitions found 0 dead transitions in 20867ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21003 ms. Remains : 351/516 places, 791/956 transitions.
RANDOM walk for 40000 steps (27 resets) in 349 ms. (114 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (13 resets) in 173 ms. (229 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 194794 steps, run timeout after 3001 ms. (steps per millisecond=64 ) properties seen :0 out of 1
Probabilistic random walk after 194794 steps, saw 112029 distinct states, run finished after 3001 ms. (steps per millisecond=64 ) properties seen :0
[2026-05-31 05:37:04] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:37:04] [INFO ] Invariant cache hit.
[2026-05-31 05:37:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 167/173 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/234 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/244 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 102/346 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 5/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/349 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/349 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 779/1128 variables, 349/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1128 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1128 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/1130 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1130 variables, 1/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1130 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1130 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1130/1130 variables, and 470 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2425 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 351/351 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 167/173 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 61/234 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/244 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 102/346 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 5/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/346 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/349 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/349 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 779/1128 variables, 349/396 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1128 variables, 72/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1128 variables, 1/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1128 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/1130 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1130 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1130 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1130/1130 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2677 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 351/351 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5113ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 153 ms.
Support contains 6 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 791/791 transitions.
Applied a total of 0 rules in 26 ms. Remains 351 /351 variables (removed 0) and now considering 791/791 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 351/351 places, 791/791 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 791/791 transitions.
Applied a total of 0 rules in 26 ms. Remains 351 /351 variables (removed 0) and now considering 791/791 (removed 0) transitions.
[2026-05-31 05:37:09] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:37:09] [INFO ] Invariant cache hit.
[2026-05-31 05:37:11] [INFO ] Implicit Places using invariants in 1696 ms returned []
[2026-05-31 05:37:11] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:37:11] [INFO ] Invariant cache hit.
[2026-05-31 05:37:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:37:18] [INFO ] Implicit Places using invariants and state equation in 7004 ms returned []
Implicit Place search using SMT with State Equation took 8705 ms to find 0 implicit places.
[2026-05-31 05:37:18] [INFO ] Redundant transitions in 18 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8757 ms. Remains : 351/351 places, 791/791 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 351 transition count 779
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 345 transition count 803
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 345 transition count 779
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 345 transition count 773
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 339 transition count 773
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 339 transition count 767
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 333 transition count 767
Applied a total of 72 rules in 101 ms. Remains 333 /351 variables (removed 18) and now considering 767/791 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2954465816463425879.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1984645272724250821.kers'
[2026-05-31 05:37:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2954465816463425879.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1984645272724250821.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 767 rows 328 cols 3771 entries
Finished phase 1 with 141 SingleSign rule and 150 generalized
[2026-05-31 05:37:18] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-1984645272724250821.kers
Total runtime 13 ms.
[2026-05-31 05:37:18] [INFO ] [Real]Absence check using 22 positive place invariants in 38 ms returned sat
[2026-05-31 05:37:18] [INFO ] [Real]Absence check using 22 positive and 20 generalized place invariants in 61 ms returned sat
[2026-05-31 05:37:20] [INFO ] After 1891ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-31 05:37:20] [INFO ] [Nat]Absence check using 22 positive place invariants in 24 ms returned sat
[2026-05-31 05:37:20] [INFO ] [Nat]Absence check using 22 positive and 20 generalized place invariants in 37 ms returned sat
[2026-05-31 05:37:22] [INFO ] After 1818ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-31 05:37:22] [INFO ] After 1928ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-31 05:37:22] [INFO ] After 2185ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 4209 ms.
Knowledge based reduction with 2 factoid took 60 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 50514 ms.
Stuttering acceptance computed with spot in 149 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 6 out of 516 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 516/516 places, 956/956 transitions.
Applied a total of 0 rules in 11 ms. Remains 516 /516 variables (removed 0) and now considering 956/956 (removed 0) transitions.
Running 954 sub problems to find dead transitions.
[2026-05-31 05:37:22] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16893973796705032222.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14188180090099230130.kers'
[2026-05-31 05:37:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16893973796705032222.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14188180090099230130.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 944 rows 511 cols 3738 entries
Finished phase 1 with 315 SingleSign rule and 159 generalized
[2026-05-31 05:37:22] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-14188180090099230130.kers
Total runtime 12 ms.
[2026-05-31 05:37:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
SMT process timed out in 20755ms, After SMT, problems are : Problem set: 0 solved, 954 unsolved
Search for dead transitions found 0 dead transitions in 20761ms
[2026-05-31 05:37:43] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:37:43] [INFO ] Invariant cache hit.
[2026-05-31 05:37:45] [INFO ] Implicit Places using invariants in 2030 ms returned []
[2026-05-31 05:37:45] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:37:45] [INFO ] Invariant cache hit.
[2026-05-31 05:37:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:37:54] [INFO ] Implicit Places using invariants and state equation in 8626 ms returned []
Implicit Place search using SMT with State Equation took 10664 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 31444 ms. Remains : 516/516 places, 956/956 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 77 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40000 steps (13 resets) in 369 ms. (108 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 150 ms. (264 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 145810 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 1
Probabilistic random walk after 145810 steps, saw 84625 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 05:37:57] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:37:57] [INFO ] Invariant cache hit.
[2026-05-31 05:37:57] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 391/397 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 42/439 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/439 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/455 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/455 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 59/514 variables, 17/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/514 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/514 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1458/1460 variables, and 560 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2983 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 514/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 391/397 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/439 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/439 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/455 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/455 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 59/514 variables, 17/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 5/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/514 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1458/1460 variables, and 560 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1631 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 514/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4623ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 78 ms.
Support contains 6 out of 516 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 516/516 places, 956/956 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 516 transition count 914
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 474 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 84 place count 474 transition count 854
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 204 place count 414 transition count 854
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 300 place count 366 transition count 806
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 303 place count 363 transition count 803
Iterating global reduction 2 with 3 rules applied. Total rules applied 306 place count 363 transition count 803
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 2 with 12 rules applied. Total rules applied 318 place count 363 transition count 791
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 330 place count 351 transition count 791
Applied a total of 330 rules in 63 ms. Remains 351 /516 variables (removed 165) and now considering 791/956 (removed 165) transitions.
Running 789 sub problems to find dead transitions.
[2026-05-31 05:38:02] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13873941157001074850.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13759753286269876533.kers'
[2026-05-31 05:38:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13873941157001074850.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13759753286269876533.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 779 rows 346 cols 3669 entries
Finished phase 1 with 159 SingleSign rule and 150 generalized
[2026-05-31 05:38:02] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13759753286269876533.kers
Total runtime 8 ms.
[2026-05-31 05:38:02] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 789 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/349 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 789 unsolved
SMT process timed out in 20730ms, After SMT, problems are : Problem set: 0 solved, 789 unsolved
Search for dead transitions found 0 dead transitions in 20732ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20797 ms. Remains : 351/516 places, 791/956 transitions.
RANDOM walk for 40000 steps (24 resets) in 275 ms. (144 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (12 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 168000 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 1
Probabilistic random walk after 168000 steps, saw 97641 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-31 05:38:26] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:38:26] [INFO ] Invariant cache hit.
[2026-05-31 05:38:26] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 167/173 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 61/234 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/244 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 102/346 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 5/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/349 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/349 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 779/1128 variables, 349/395 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1128 variables, 72/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1128 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/1130 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1130 variables, 1/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1130 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1130 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1130/1130 variables, and 470 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2348 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 351/351 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 167/173 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 61/234 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/244 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 102/346 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 5/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/346 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/349 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/349 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 779/1128 variables, 349/396 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1128 variables, 72/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1128 variables, 1/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1128 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/1130 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1130 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1130 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1130 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1130/1130 variables, and 472 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2764 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 351/351 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5122ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 131 ms.
Support contains 6 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 791/791 transitions.
Applied a total of 0 rules in 20 ms. Remains 351 /351 variables (removed 0) and now considering 791/791 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 351/351 places, 791/791 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 791/791 transitions.
Applied a total of 0 rules in 19 ms. Remains 351 /351 variables (removed 0) and now considering 791/791 (removed 0) transitions.
[2026-05-31 05:38:31] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:38:31] [INFO ] Invariant cache hit.
[2026-05-31 05:38:33] [INFO ] Implicit Places using invariants in 2275 ms returned []
[2026-05-31 05:38:33] [INFO ] Flow matrix only has 779 transitions (discarded 12 similar events)
[2026-05-31 05:38:33] [INFO ] Invariant cache hit.
[2026-05-31 05:38:34] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:38:40] [INFO ] Implicit Places using invariants and state equation in 6865 ms returned []
Implicit Place search using SMT with State Equation took 9143 ms to find 0 implicit places.
[2026-05-31 05:38:40] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9182 ms. Remains : 351/351 places, 791/791 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 351 transition count 779
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 345 transition count 803
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 345 transition count 779
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 345 transition count 773
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 339 transition count 773
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 339 transition count 767
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 333 transition count 767
Applied a total of 72 rules in 68 ms. Remains 333 /351 variables (removed 18) and now considering 767/791 (removed 24) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11720412283932762998.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4027331683430486897.kers'
[2026-05-31 05:38:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11720412283932762998.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4027331683430486897.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 767 rows 328 cols 3771 entries
Finished phase 1 with 141 SingleSign rule and 150 generalized
[2026-05-31 05:38:40] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-4027331683430486897.kers
Total runtime 14 ms.
[2026-05-31 05:38:40] [INFO ] [Real]Absence check using 22 positive place invariants in 37 ms returned sat
[2026-05-31 05:38:40] [INFO ] [Real]Absence check using 22 positive and 20 generalized place invariants in 60 ms returned sat
[2026-05-31 05:38:42] [INFO ] After 1703ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-31 05:38:42] [INFO ] [Nat]Absence check using 22 positive place invariants in 22 ms returned sat
[2026-05-31 05:38:42] [INFO ] [Nat]Absence check using 22 positive and 20 generalized place invariants in 34 ms returned sat
[2026-05-31 05:38:44] [INFO ] After 1899ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-31 05:38:44] [INFO ] After 1995ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-31 05:38:44] [INFO ] After 2222ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 4022 ms.
Knowledge based reduction with 2 factoid took 49 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Knowledge-based reduction took 50540 ms.
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 109 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 19 reset in 545 ms.
Product exploration explored 100000 steps with 22 reset in 381 ms.
Spot run failed in 60 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/ltsmin1934910313290334425
[2026-05-31 05:38:46] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1934910313290334425
Running compilation step : cd /tmp/ltsmin1934910313290334425;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1934910313290334425;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1934910313290334425;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 6 out of 516 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 516/516 places, 956/956 transitions.
Applied a total of 0 rules in 6 ms. Remains 516 /516 variables (removed 0) and now considering 956/956 (removed 0) transitions.
Running 954 sub problems to find dead transitions.
[2026-05-31 05:38:49] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13642000476080845624.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9915024083970057361.kers'
[2026-05-31 05:38:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13642000476080845624.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9915024083970057361.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 944 rows 511 cols 3738 entries
Finished phase 1 with 315 SingleSign rule and 159 generalized
[2026-05-31 05:38:49] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-9915024083970057361.kers
Total runtime 13 ms.
[2026-05-31 05:38:49] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 514/1460 variables, and 51 constraints, problems are : Problem set: 0 solved, 954 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 954/954 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 954 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/514 variables, 11/51 constraints. Problems are: Problem set: 0 solved, 954 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 514/1460 variables, and 51 constraints, problems are : Problem set: 0 solved, 954 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/954 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40517ms problems are : Problem set: 0 solved, 954 unsolved
Search for dead transitions found 0 dead transitions in 40519ms
[2026-05-31 05:39:29] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:39:29] [INFO ] Invariant cache hit.
[2026-05-31 05:39:31] [INFO ] Implicit Places using invariants in 1921 ms returned []
[2026-05-31 05:39:31] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:39:31] [INFO ] Invariant cache hit.
[2026-05-31 05:39:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:39:40] [INFO ] Implicit Places using invariants and state equation in 9036 ms returned []
Implicit Place search using SMT with State Equation took 10960 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 51489 ms. Remains : 516/516 places, 956/956 transitions.
Built C files in :
/tmp/ltsmin10281191604114163553
[2026-05-31 05:39:40] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10281191604114163553
Running compilation step : cd /tmp/ltsmin10281191604114163553;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10281191604114163553;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10281191604114163553;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-31 05:39:43] [INFO ] Flatten gal took : 72 ms
[2026-05-31 05:39:43] [INFO ] Flatten gal took : 37 ms
[2026-05-31 05:39:43] [INFO ] Time to serialize gal into /tmp/LTL2904294016393497727.gal : 9 ms
[2026-05-31 05:39:43] [INFO ] Time to serialize properties into /tmp/LTL9627377938966337640.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2904294016393497727.gal' '-t' 'CGAL' '-hoa' '/tmp/aut1761210608103758895.hoa' '-atoms' '/tmp/LTL9627377938966337640.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL9627377938966337640.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut1761210608103758895.hoa
Detected timeout of ITS tools.
[2026-05-31 05:39:58] [INFO ] Flatten gal took : 30 ms
[2026-05-31 05:39:59] [INFO ] Flatten gal took : 31 ms
[2026-05-31 05:39:59] [INFO ] Time to serialize gal into /tmp/LTL17340051426071225859.gal : 6 ms
[2026-05-31 05:39:59] [INFO ] Time to serialize properties into /tmp/LTL15316842217337119104.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17340051426071225859.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15316842217337119104.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(G("((((P_1159_2<3)&&(P_1159_4<3))&&((P_1159_3<3)&&(P_1159_1<3)))&&((P_1159_5<3)&&(P_1159_6<3)))")))))
Formula 0 simplified : XXF!"((((P_1159_2<3)&&(P_1159_4<3))&&((P_1159_3<3)&&(P_1159_1<3)))&&((P_1159_5<3)&&(P_1159_6<3)))"
Detected timeout of ITS tools.
[2026-05-31 05:40:14] [INFO ] Flatten gal took : 27 ms
[2026-05-31 05:40:14] [INFO ] Applying decomposition
[2026-05-31 05:40:14] [INFO ] Flatten gal took : 30 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/graph6674955947842455404.txt' '-o' '/tmp/graph6674955947842455404.bin' '-w' '/tmp/graph6674955947842455404.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6674955947842455404.bin' '-l' '-1' '-v' '-w' '/tmp/graph6674955947842455404.weights' '-q' '0' '-e' '0.001'
[2026-05-31 05:40:14] [INFO ] Decomposing Gal with order
[2026-05-31 05:40:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 05:40:14] [INFO ] Removed a total of 742 redundant transitions.
[2026-05-31 05:40:14] [INFO ] Flatten gal took : 77 ms
[2026-05-31 05:40:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 203 labels/synchronizations in 28 ms.
[2026-05-31 05:40:14] [INFO ] Time to serialize gal into /tmp/LTL11711064150515962576.gal : 13 ms
[2026-05-31 05:40:14] [INFO ] Time to serialize properties into /tmp/LTL5373305915818416064.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11711064150515962576.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5373305915818416064.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(G("((((i10.u85.P_1159_2<3)&&(i10.u85.P_1159_4<3))&&((i10.u85.P_1159_3<3)&&(i10.u85.P_1159_1<3)))&&((i10.u85.P_1159_5<3)&&(i10.u...177
Formula 0 simplified : XXF!"((((i10.u85.P_1159_2<3)&&(i10.u85.P_1159_4<3))&&((i10.u85.P_1159_3<3)&&(i10.u85.P_1159_1<3)))&&((i10.u85.P_1159_5<3)&&(i10.u85....169
Detected timeout of ITS tools.
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-05 finished in 249507 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 6 out of 528 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 54 transitions
Trivial Post-agglo rules discarded 54 transitions
Performed 54 trivial Post agglomeration. Transition count delta: 54
Iterating post reduction 0 with 54 rules applied. Total rules applied 54 place count 528 transition count 914
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 108 place count 474 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 108 place count 474 transition count 854
Deduced a syphon composed of 60 places in 0 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 228 place count 414 transition count 854
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 231 place count 411 transition count 851
Iterating global reduction 2 with 3 rules applied. Total rules applied 234 place count 411 transition count 851
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 0 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 2 with 84 rules applied. Total rules applied 318 place count 369 transition count 809
Applied a total of 318 rules in 45 ms. Remains 369 /528 variables (removed 159) and now considering 809/968 (removed 159) transitions.
Running 807 sub problems to find dead transitions.
[2026-05-31 05:40:29] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6477463729733440598.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12368228867342068870.kers'
[2026-05-31 05:40:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6477463729733440598.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12368228867342068870.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 797 rows 364 cols 3609 entries
Finished phase 1 with 174 SingleSign rule and 153 generalized
[2026-05-31 05:40:29] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12368228867342068870.kers
Total runtime 10 ms.
[2026-05-31 05:40:29] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/367 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/367 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 367/1166 variables, and 54 constraints, problems are : Problem set: 0 solved, 807 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/369 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/367 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/367 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/367 variables, 14/54 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 367/1166 variables, and 54 constraints, problems are : Problem set: 0 solved, 807 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/369 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/807 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40600ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 40602ms
[2026-05-31 05:41:10] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:41:10] [INFO ] Invariant cache hit.
[2026-05-31 05:41:11] [INFO ] Implicit Places using invariants in 1756 ms returned []
[2026-05-31 05:41:11] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:41:11] [INFO ] Invariant cache hit.
[2026-05-31 05:41:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:41:20] [INFO ] Implicit Places using invariants and state equation in 8556 ms returned []
Implicit Place search using SMT with State Equation took 10320 ms to find 0 implicit places.
[2026-05-31 05:41:20] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 369/528 places, 809/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50988 ms. Remains : 369/528 places, 809/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-06
Product exploration explored 100000 steps with 5412 reset in 909 ms.
Product exploration explored 100000 steps with 5416 reset in 480 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 51 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 73 steps (0 resets) in 6 ms. (10 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 55 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2026-05-31 05:41:22] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:41:22] [INFO ] Invariant cache hit.
[2026-05-31 05:41:22] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2026-05-31 05:41:23] [INFO ] [Real]Absence check using 19 positive and 23 generalized place invariants in 481 ms returned sat
[2026-05-31 05:41:32] [INFO ] [Real]Absence check using state equation in 9357 ms returned sat
[2026-05-31 05:41:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 05:41:33] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2026-05-31 05:41:33] [INFO ] [Nat]Absence check using 19 positive and 23 generalized place invariants in 411 ms returned sat
[2026-05-31 05:41:38] [INFO ] [Nat]Absence check using state equation in 5070 ms returned sat
[2026-05-31 05:41:38] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:41:39] [INFO ] [Nat]Added 72 Read/Feed constraints in 976 ms returned sat
[2026-05-31 05:41:40] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 571 ms
[2026-05-31 05:41:40] [INFO ] Computed and/alt/rep : 423/1926/417 causal constraints (skipped 378 transitions) in 78 ms.
[2026-05-31 05:41:43] [INFO ] Added : 10 causal constraints over 2 iterations in 2940 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 21535 ms.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Support contains 6 out of 369 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 369/369 places, 809/809 transitions.
Applied a total of 0 rules in 13 ms. Remains 369 /369 variables (removed 0) and now considering 809/809 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 05:41:43] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:41:43] [INFO ] Invariant cache hit.
[2026-05-31 05:41:45] [INFO ] Implicit Places using invariants in 2050 ms returned []
[2026-05-31 05:41:45] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:41:45] [INFO ] Invariant cache hit.
[2026-05-31 05:41:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:41:53] [INFO ] Implicit Places using invariants and state equation in 8118 ms returned []
Implicit Place search using SMT with State Equation took 10170 ms to find 0 implicit places.
[2026-05-31 05:41:53] [INFO ] Redundant transitions in 19 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10210 ms. Remains : 369/369 places, 809/809 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 63 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 64 steps (0 resets) in 5 ms. (10 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
[2026-05-31 05:41:53] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:41:53] [INFO ] Invariant cache hit.
[2026-05-31 05:41:54] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2026-05-31 05:41:55] [INFO ] [Real]Absence check using 19 positive and 23 generalized place invariants in 476 ms returned sat
[2026-05-31 05:42:04] [INFO ] [Real]Absence check using state equation in 9152 ms returned sat
[2026-05-31 05:42:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 05:42:05] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2026-05-31 05:42:05] [INFO ] [Nat]Absence check using 19 positive and 23 generalized place invariants in 448 ms returned sat
[2026-05-31 05:42:11] [INFO ] [Nat]Absence check using state equation in 5661 ms returned sat
[2026-05-31 05:42:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:42:12] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-31 05:42:13] [INFO ] [Nat]Added 72 Read/Feed constraints in 1993 ms returned sat
[2026-05-31 05:42:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1170 ms
[2026-05-31 05:42:14] [INFO ] Computed and/alt/rep : 423/1926/417 causal constraints (skipped 378 transitions) in 64 ms.
[2026-05-31 05:42:19] [INFO ] Added : 105 causal constraints over 21 iterations in 4873 ms. Result :unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 25692 ms.
Stuttering acceptance computed with spot in 59 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 5444 reset in 418 ms.
Product exploration explored 100000 steps with 5413 reset in 443 ms.
Built C files in :
/tmp/ltsmin13595641229833393816
[2026-05-31 05:42:20] [INFO ] Computing symmetric may disable matrix : 809 transitions.
[2026-05-31 05:42:20] [INFO ] Computation of Complete disable matrix. took 20 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:42:20] [INFO ] Computing symmetric may enable matrix : 809 transitions.
[2026-05-31 05:42:20] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:42:20] [INFO ] Computing Do-Not-Accords matrix : 809 transitions.
[2026-05-31 05:42:20] [INFO ] Computation of Completed DNA matrix. took 63 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:42:20] [INFO ] Built C files in 369ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13595641229833393816
Running compilation step : cd /tmp/ltsmin13595641229833393816;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13595641229833393816;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13595641229833393816;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 6 out of 369 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 369/369 places, 809/809 transitions.
Applied a total of 0 rules in 15 ms. Remains 369 /369 variables (removed 0) and now considering 809/809 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 05:42:23] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:42:23] [INFO ] Invariant cache hit.
[2026-05-31 05:42:25] [INFO ] Implicit Places using invariants in 1599 ms returned []
[2026-05-31 05:42:25] [INFO ] Flow matrix only has 797 transitions (discarded 12 similar events)
[2026-05-31 05:42:25] [INFO ] Invariant cache hit.
[2026-05-31 05:42:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:42:33] [INFO ] Implicit Places using invariants and state equation in 7986 ms returned []
Implicit Place search using SMT with State Equation took 9588 ms to find 0 implicit places.
[2026-05-31 05:42:33] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9619 ms. Remains : 369/369 places, 809/809 transitions.
Built C files in :
/tmp/ltsmin9648198808529921025
[2026-05-31 05:42:33] [INFO ] Computing symmetric may disable matrix : 809 transitions.
[2026-05-31 05:42:33] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:42:33] [INFO ] Computing symmetric may enable matrix : 809 transitions.
[2026-05-31 05:42:33] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:42:33] [INFO ] Computing Do-Not-Accords matrix : 809 transitions.
[2026-05-31 05:42:33] [INFO ] Computation of Completed DNA matrix. took 40 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:42:33] [INFO ] Built C files in 231ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9648198808529921025
Running compilation step : cd /tmp/ltsmin9648198808529921025;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9648198808529921025;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9648198808529921025;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-31 05:42:36] [INFO ] Flatten gal took : 36 ms
[2026-05-31 05:42:36] [INFO ] Flatten gal took : 36 ms
[2026-05-31 05:42:36] [INFO ] Time to serialize gal into /tmp/LTL10244990620622118944.gal : 10 ms
[2026-05-31 05:42:36] [INFO ] Time to serialize properties into /tmp/LTL10638698105038081209.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10244990620622118944.gal' '-t' 'CGAL' '-hoa' '/tmp/aut898541993238189276.hoa' '-atoms' '/tmp/LTL10638698105038081209.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL10638698105038081209.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut898541993238189276.hoa
Detected timeout of ITS tools.
[2026-05-31 05:42:51] [INFO ] Flatten gal took : 25 ms
[2026-05-31 05:42:51] [INFO ] Flatten gal took : 33 ms
[2026-05-31 05:42:51] [INFO ] Time to serialize gal into /tmp/LTL15370776303980398236.gal : 15 ms
[2026-05-31 05:42:51] [INFO ] Time to serialize properties into /tmp/LTL818389520805912242.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/LTL15370776303980398236.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL818389520805912242.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...275
Read 1 LTL properties
Checking formula 0 : !((F("((((Try_Check_Sources_B_2>=1)||(Try_Check_Sources_B_5>=1))||((Try_Check_Sources_B_6>=1)||(Try_Check_Sources_B_1>=1)))||((Try_Che...207
Formula 0 simplified : G!"((((Try_Check_Sources_B_2>=1)||(Try_Check_Sources_B_5>=1))||((Try_Check_Sources_B_6>=1)||(Try_Check_Sources_B_1>=1)))||((Try_Chec...203
Detected timeout of ITS tools.
[2026-05-31 05:43:07] [INFO ] Flatten gal took : 21 ms
[2026-05-31 05:43:07] [INFO ] Applying decomposition
[2026-05-31 05:43:07] [INFO ] Flatten gal took : 22 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/graph851197994124603003.txt' '-o' '/tmp/graph851197994124603003.bin' '-w' '/tmp/graph851197994124603003.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph851197994124603003.bin' '-l' '-1' '-v' '-w' '/tmp/graph851197994124603003.weights' '-q' '0' '-e' '0.001'
[2026-05-31 05:43:07] [INFO ] Decomposing Gal with order
[2026-05-31 05:43:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 05:43:07] [INFO ] Removed a total of 560 redundant transitions.
[2026-05-31 05:43:07] [INFO ] Flatten gal took : 90 ms
[2026-05-31 05:43:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 529 labels/synchronizations in 39 ms.
[2026-05-31 05:43:07] [INFO ] Time to serialize gal into /tmp/LTL15834716766434044756.gal : 8 ms
[2026-05-31 05:43:07] [INFO ] Time to serialize properties into /tmp/LTL1521004217804670544.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/LTL15834716766434044756.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1521004217804670544.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 : !((F("((((i0.u4.Try_Check_Sources_B_2>=1)||(i0.u4.Try_Check_Sources_B_5>=1))||((i0.u4.Try_Check_Sources_B_6>=1)||(i0.u4.Try_Check_Sour...243
Formula 0 simplified : G!"((((i0.u4.Try_Check_Sources_B_2>=1)||(i0.u4.Try_Check_Sources_B_5>=1))||((i0.u4.Try_Check_Sources_B_6>=1)||(i0.u4.Try_Check_Sourc...239
Detected timeout of ITS tools.
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-06 finished in 172899 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(G(p0)) U p1)))'
Support contains 4 out of 528 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 528 transition count 919
Reduce places removed 49 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 51 rules applied. Total rules applied 100 place count 479 transition count 917
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 102 place count 477 transition count 917
Performed 61 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 61 Pre rules applied. Total rules applied 102 place count 477 transition count 856
Deduced a syphon composed of 61 places in 0 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 3 with 122 rules applied. Total rules applied 224 place count 416 transition count 856
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 228 place count 412 transition count 852
Iterating global reduction 3 with 4 rules applied. Total rules applied 232 place count 412 transition count 852
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 45
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 322 place count 367 transition count 807
Applied a total of 322 rules in 45 ms. Remains 367 /528 variables (removed 161) and now considering 807/968 (removed 161) transitions.
Running 805 sub problems to find dead transitions.
[2026-05-31 05:43:22] [INFO ] Flow matrix only has 795 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14699451684646441915.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9546219420684877507.kers'
[2026-05-31 05:43:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14699451684646441915.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9546219420684877507.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 795 rows 362 cols 3603 entries
Finished phase 1 with 170 SingleSign rule and 155 generalized
[2026-05-31 05:43:22] [INFO ] Computed 42 invariants in 14 ms
Computed 42 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-9546219420684877507.kers
Total runtime 16 ms.
[2026-05-31 05:43:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/365 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 805 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/365 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 805 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 365/1162 variables, and 52 constraints, problems are : Problem set: 0 solved, 805 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/367 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 805/805 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 805 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/365 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 805 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/365 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 805 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/365 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 365/1162 variables, and 52 constraints, problems are : Problem set: 0 solved, 805 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/367 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/805 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40633ms problems are : Problem set: 0 solved, 805 unsolved
Search for dead transitions found 0 dead transitions in 40635ms
[2026-05-31 05:44:03] [INFO ] Flow matrix only has 795 transitions (discarded 12 similar events)
[2026-05-31 05:44:03] [INFO ] Invariant cache hit.
[2026-05-31 05:44:04] [INFO ] Implicit Places using invariants in 1715 ms returned []
[2026-05-31 05:44:04] [INFO ] Flow matrix only has 795 transitions (discarded 12 similar events)
[2026-05-31 05:44:04] [INFO ] Invariant cache hit.
[2026-05-31 05:44:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:44:12] [INFO ] Implicit Places using invariants and state equation in 8145 ms returned []
Implicit Place search using SMT with State Equation took 9862 ms to find 0 implicit places.
[2026-05-31 05:44:12] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 367/528 places, 807/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50563 ms. Remains : 367/528 places, 807/968 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(G(p0)) U p1)))'
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-08
Stuttering criterion allowed to conclude after 5405 steps with 0 reset in 20 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-08 finished in 50722 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(p0)||(F(G(!p2))&&p1))))'
Support contains 6 out of 528 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 528 transition count 915
Reduce places removed 53 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 54 rules applied. Total rules applied 107 place count 475 transition count 914
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 108 place count 474 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 108 place count 474 transition count 854
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 228 place count 414 transition count 854
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 231 place count 411 transition count 851
Iterating global reduction 3 with 3 rules applied. Total rules applied 234 place count 411 transition count 851
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 314 place count 371 transition count 811
Applied a total of 314 rules in 69 ms. Remains 371 /528 variables (removed 157) and now considering 811/968 (removed 157) transitions.
Running 809 sub problems to find dead transitions.
[2026-05-31 05:44:13] [INFO ] Flow matrix only has 799 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10178803360149551720.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7950092065806199367.kers'
[2026-05-31 05:44:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10178803360149551720.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7950092065806199367.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 799 rows 366 cols 3593 entries
Finished phase 1 with 179 SingleSign rule and 150 generalized
[2026-05-31 05:44:13] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-7950092065806199367.kers
Total runtime 8 ms.
[2026-05-31 05:44:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/369 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 809 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/369 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 809 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 369/1170 variables, and 53 constraints, problems are : Problem set: 0 solved, 809 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/371 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 809/809 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 809 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/369 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 809 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/369 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 809 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/369 variables, 13/53 constraints. Problems are: Problem set: 0 solved, 809 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 369/1170 variables, and 53 constraints, problems are : Problem set: 0 solved, 809 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/371 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/809 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40600ms problems are : Problem set: 0 solved, 809 unsolved
Search for dead transitions found 0 dead transitions in 40603ms
[2026-05-31 05:44:53] [INFO ] Flow matrix only has 799 transitions (discarded 12 similar events)
[2026-05-31 05:44:53] [INFO ] Invariant cache hit.
[2026-05-31 05:44:55] [INFO ] Implicit Places using invariants in 1580 ms returned []
[2026-05-31 05:44:55] [INFO ] Flow matrix only has 799 transitions (discarded 12 similar events)
[2026-05-31 05:44:55] [INFO ] Invariant cache hit.
[2026-05-31 05:44:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:45:02] [INFO ] Implicit Places using invariants and state equation in 7386 ms returned []
Implicit Place search using SMT with State Equation took 8969 ms to find 0 implicit places.
[2026-05-31 05:45:02] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 371/528 places, 811/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49662 ms. Remains : 371/528 places, 811/968 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(p0)||(F(G(!p2))&&p1))))'
Stuttering acceptance computed with spot in 125 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), true, p2, (AND p2 (NOT p0))]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-09
Product exploration explored 100000 steps with 59 reset in 680 ms.
Stack based approach found an accepted trace after 1300 steps with 0 reset with depth 1301 and stack size 1006 in 13 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-09 finished in 50513 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 U (G(p0)||(p0&&G(!p1)))))))'
Support contains 4 out of 528 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 528 transition count 915
Reduce places removed 53 places and 0 transitions.
Iterating post reduction 1 with 53 rules applied. Total rules applied 106 place count 475 transition count 915
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 106 place count 475 transition count 855
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 226 place count 415 transition count 855
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 229 place count 412 transition count 852
Iterating global reduction 2 with 3 rules applied. Total rules applied 232 place count 412 transition count 852
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 328 place count 364 transition count 804
Applied a total of 328 rules in 43 ms. Remains 364 /528 variables (removed 164) and now considering 804/968 (removed 164) transitions.
Running 802 sub problems to find dead transitions.
[2026-05-31 05:45:03] [INFO ] Flow matrix only has 792 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13070862727717656908.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16428853065368431253.kers'
[2026-05-31 05:45:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13070862727717656908.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16428853065368431253.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 792 rows 359 cols 3599 entries
Finished phase 1 with 169 SingleSign rule and 153 generalized
[2026-05-31 05:45:03] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16428853065368431253.kers
Total runtime 9 ms.
[2026-05-31 05:45:03] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/362 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 802 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/362 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 802 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 362/1156 variables, and 52 constraints, problems are : Problem set: 0 solved, 802 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/364 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 802/802 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 802 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/362 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 802 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/362 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 802 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/362 variables, 12/52 constraints. Problems are: Problem set: 0 solved, 802 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 362/1156 variables, and 53 constraints, problems are : Problem set: 0 solved, 802 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/364 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/802 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40530ms problems are : Problem set: 0 solved, 802 unsolved
Search for dead transitions found 0 dead transitions in 40532ms
[2026-05-31 05:45:44] [INFO ] Flow matrix only has 792 transitions (discarded 12 similar events)
[2026-05-31 05:45:44] [INFO ] Invariant cache hit.
[2026-05-31 05:45:45] [INFO ] Implicit Places using invariants in 1673 ms returned []
[2026-05-31 05:45:45] [INFO ] Flow matrix only has 792 transitions (discarded 12 similar events)
[2026-05-31 05:45:45] [INFO ] Invariant cache hit.
[2026-05-31 05:45:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:45:58] [INFO ] Implicit Places using invariants and state equation in 12688 ms returned []
Implicit Place search using SMT with State Equation took 14364 ms to find 0 implicit places.
[2026-05-31 05:45:58] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 364/528 places, 804/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54963 ms. Remains : 364/528 places, 804/968 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 U (G(p0)||(p0&&G(!p1)))))))'
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (AND p1 (NOT p0))]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-10
Product exploration explored 100000 steps with 50 reset in 433 ms.
Stack based approach found an accepted trace after 951 steps with 0 reset with depth 952 and stack size 939 in 6 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-10 finished in 55588 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(((F(p0) U p1)||X(G(p2)))))))'
Support contains 4 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 522 transition count 962
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 522 transition count 962
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 516 transition count 956
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 516 transition count 956
Applied a total of 24 rules in 19 ms. Remains 516 /528 variables (removed 12) and now considering 956/968 (removed 12) transitions.
Running 954 sub problems to find dead transitions.
[2026-05-31 05:45:59] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15930693690069373343.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17198015159918108448.kers'
[2026-05-31 05:45:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15930693690069373343.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17198015159918108448.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 944 rows 511 cols 3738 entries
Finished phase 1 with 315 SingleSign rule and 159 generalized
[2026-05-31 05:45:59] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17198015159918108448.kers
Total runtime 12 ms.
[2026-05-31 05:45:59] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 514/1460 variables, and 51 constraints, problems are : Problem set: 0 solved, 954 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 954/954 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 954 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/514 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/514 variables, 19/40 constraints. Problems are: Problem set: 0 solved, 954 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/514 variables, 11/51 constraints. Problems are: Problem set: 0 solved, 954 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 514/1460 variables, and 51 constraints, problems are : Problem set: 0 solved, 954 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 19/21 constraints, State Equation: 0/516 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/954 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40556ms problems are : Problem set: 0 solved, 954 unsolved
Search for dead transitions found 0 dead transitions in 40559ms
[2026-05-31 05:46:39] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:46:39] [INFO ] Invariant cache hit.
[2026-05-31 05:46:41] [INFO ] Implicit Places using invariants in 1797 ms returned []
[2026-05-31 05:46:41] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:46:41] [INFO ] Invariant cache hit.
[2026-05-31 05:46:42] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:46:53] [INFO ] Implicit Places using invariants and state equation in 11619 ms returned []
Implicit Place search using SMT with State Equation took 13422 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 516/528 places, 956/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54004 ms. Remains : 516/528 places, 956/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(((F(p0) U p1)||X(G(p2)))))))'
Stuttering acceptance computed with spot in 348 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-11
Stuttering criterion allowed to conclude after 5797 steps with 6 reset in 24 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-11 finished in 54446 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||X((X((F(G(p1)) U p0)) U (p0&&X((F(G(p1)) U p0))))))))'
Support contains 3 out of 528 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 522 transition count 962
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 522 transition count 962
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 516 transition count 956
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 516 transition count 956
Applied a total of 24 rules in 19 ms. Remains 516 /528 variables (removed 12) and now considering 956/968 (removed 12) transitions.
Skipped dead transition search.
[2026-05-31 05:46:53] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:46:53] [INFO ] Invariant cache hit.
[2026-05-31 05:46:55] [INFO ] Implicit Places using invariants in 1848 ms returned []
[2026-05-31 05:46:55] [INFO ] Flow matrix only has 944 transitions (discarded 12 similar events)
[2026-05-31 05:46:55] [INFO ] Invariant cache hit.
[2026-05-31 05:46:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:47:05] [INFO ] Implicit Places using invariants and state equation in 9723 ms returned []
Implicit Place search using SMT with State Equation took 11583 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 516/528 places, 956/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11603 ms. Remains : 516/528 places, 956/968 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||X((X((F(G(p1)) U p0)) U (p0&&X((F(G(p1)) U p0))))))))'
Stuttering acceptance computed with spot in 208 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-12
Stuttering criterion allowed to conclude after 2282 steps with 0 reset in 9 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-12 finished in 11861 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&G(F(p1))))'
Support contains 3 out of 528 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 528/528 places, 968/968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 52 transitions
Trivial Post-agglo rules discarded 52 transitions
Performed 52 trivial Post agglomeration. Transition count delta: 52
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 528 transition count 916
Reduce places removed 52 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 53 rules applied. Total rules applied 105 place count 476 transition count 915
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 106 place count 475 transition count 915
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 106 place count 475 transition count 855
Deduced a syphon composed of 60 places in 1 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 226 place count 415 transition count 855
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 229 place count 412 transition count 852
Iterating global reduction 3 with 3 rules applied. Total rules applied 232 place count 412 transition count 852
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 47
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 326 place count 365 transition count 805
Applied a total of 326 rules in 68 ms. Remains 365 /528 variables (removed 163) and now considering 805/968 (removed 163) transitions.
Running 803 sub problems to find dead transitions.
[2026-05-31 05:47:05] [INFO ] Flow matrix only has 793 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8453267348953633260.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2858549540816047383.kers'
[2026-05-31 05:47:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8453267348953633260.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2858549540816047383.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 793 rows 360 cols 3581 entries
Finished phase 1 with 170 SingleSign rule and 153 generalized
[2026-05-31 05:47:05] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2858549540816047383.kers
Total runtime 10 ms.
[2026-05-31 05:47:05] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/363 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 803 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/363 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 803 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 363/1158 variables, and 53 constraints, problems are : Problem set: 0 solved, 803 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/365 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 803/803 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 803 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/363 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 803 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/363 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 803 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/363 variables, 13/53 constraints. Problems are: Problem set: 0 solved, 803 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 363/1158 variables, and 53 constraints, problems are : Problem set: 0 solved, 803 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 21/23 constraints, State Equation: 0/365 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/803 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40739ms problems are : Problem set: 0 solved, 803 unsolved
Search for dead transitions found 0 dead transitions in 40742ms
[2026-05-31 05:47:46] [INFO ] Flow matrix only has 793 transitions (discarded 12 similar events)
[2026-05-31 05:47:46] [INFO ] Invariant cache hit.
[2026-05-31 05:47:48] [INFO ] Implicit Places using invariants in 2145 ms returned []
[2026-05-31 05:47:48] [INFO ] Flow matrix only has 793 transitions (discarded 12 similar events)
[2026-05-31 05:47:48] [INFO ] Invariant cache hit.
[2026-05-31 05:47:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 05:48:00] [INFO ] Implicit Places using invariants and state equation in 12139 ms returned []
Implicit Place search using SMT with State Equation took 14287 ms to find 0 implicit places.
[2026-05-31 05:48:00] [INFO ] Redundant transitions in 19 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 365/528 places, 805/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55138 ms. Remains : 365/528 places, 805/968 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&G(F(p1))))'
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T06-LTLFireability-14
Stuttering criterion allowed to conclude after 997 steps with 3 reset in 7 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T06-LTLFireability-14 finished in 55358 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X((F(p1)||p0)))) U p2))'
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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Spot run failed in 54 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Spot run failed in 54 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.
[2026-05-31 05:48:01] [INFO ] Flatten gal took : 45 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11812796109058902004
[2026-05-31 05:48:01] [INFO ] Applying decomposition
[2026-05-31 05:48:01] [INFO ] Computing symmetric may disable matrix : 968 transitions.
[2026-05-31 05:48:01] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:48:01] [INFO ] Computing symmetric may enable matrix : 968 transitions.
[2026-05-31 05:48:01] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 05:48:01] [INFO ] Flatten gal took : 28 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/graph2682601008246225038.txt' '-o' '/tmp/graph2682601008246225038.bin' '-w' '/tmp/graph2682601008246225038.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2682601008246225038.bin' '-l' '-1' '-v' '-w' '/tmp/graph2682601008246225038.weights' '-q' '0' '-e' '0.001'
[2026-05-31 05:48:01] [INFO ] Decomposing Gal with order
[2026-05-31 05:48:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 05:48:01] [INFO ] Removed a total of 792 redundant transitions.
[2026-05-31 05:48:01] [INFO ] Flatten gal took : 78 ms
[2026-05-31 05:48:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 191 labels/synchronizations in 26 ms.
[2026-05-31 05:48:01] [INFO ] Time to serialize gal into /tmp/LTLFireability1963230783331799598.gal : 13 ms
[2026-05-31 05:48:01] [INFO ] Time to serialize properties into /tmp/LTLFireability12088445740713255231.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/LTLFireability1963230783331799598.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability12088445740713255231.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 3 LTL properties
[2026-05-31 05:48:01] [INFO ] Computing Do-Not-Accords matrix : 968 transitions.
[2026-05-31 05:48:01] [INFO ] Computation of Completed DNA matrix. took 64 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Checking formula 0 : !(((X(X(X(((((((F("(((((((((i10.i1.u12.ScheduleTaskE_Work_5_1>=1)&&(i10.i1.u55.CreatedJobs_1_2>=1))||((i10.i0.u72.CreatedJobs_2_1>=1)&...10639
[2026-05-31 05:48:01] [INFO ] Built C files in 600ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11812796109058902004
Running compilation step : cd /tmp/ltsmin11812796109058902004;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '240' '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'
Formula 0 simplified : !"((((((((u91.cSources>=8)&&(u91.ProcessingEvt_5>=1))&&(u91.ModifiedSrc_2>=2))||(((u91.cSources>=8)&&(u91.ProcessingEvt_5>=1))&&((u9...12128
Compilation finished in 5175 ms.
Running link step : cd /tmp/ltsmin11812796109058902004;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 61 ms.
Running LTSmin : cd /tmp/ltsmin11812796109058902004;'/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(X((<>((LTLAPp1==true))||(LTLAPp0==true))))) U (LTLAPp2==true))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin11812796109058902004;'/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(X((<>((LTLAPp1==true))||(LTLAPp0==true))))) U (LTLAPp2==true))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin11812796109058902004;'/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([]((LTLAPp3==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin11812796109058902004;'/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([]((LTLAPp3==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin11812796109058902004;'/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' '--ltl' '<>((LTLAPp4==true))' '--buchi-type=spotba'
LTSmin run took 16626 ms.
FORMULA PolyORBLF-PT-S02J06T06-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Retrying LTSmin with larger timeout 9600 s
Running LTSmin : cd /tmp/ltsmin11812796109058902004;'/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(X((<>((LTLAPp1==true))||(LTLAPp0==true))))) U (LTLAPp2==true))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t18, t21, t25, t87, t121, t153, t265, t328, t350, t380, t395, t465, t521, t546, t624, t637, t...1387
Computing Next relation with stutter on 1260 deadlock states
Detected timeout of ITS tools.
[2026-05-31 06:14:39] [INFO ] Flatten gal took : 49 ms
[2026-05-31 06:14:39] [INFO ] Time to serialize gal into /tmp/LTLFireability13052297481309107084.gal : 6 ms
[2026-05-31 06:14:39] [INFO ] Time to serialize properties into /tmp/LTLFireability15819275352290475160.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability13052297481309107084.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability15819275352290475160.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...299
Read 2 LTL properties
Checking formula 0 : !(((X(X(X(((((((F("(((((((((ScheduleTaskE_Work_5_1>=1)&&(CreatedJobs_1_2>=1))||((CreatedJobs_2_1>=1)&&(ScheduleTaskE_Work_5_2>=1)))||(...8133
Formula 0 simplified : !"((((((((cSources>=8)&&(ProcessingEvt_5>=1))&&(ModifiedSrc_2>=2))||(((cSources>=8)&&(ProcessingEvt_5>=1))&&((ModifiedSrc_1>=1)&&(Mo...9382
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="PolyORBLF-PT-S02J06T06"
export BK_EXAMINATION="LTLFireability"
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 PolyORBLF-PT-S02J06T06, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969942200436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T06.tgz
mv PolyORBLF-PT-S02J06T06 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;