About the Execution of ITS-Tools for DLCround-PT-07b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2562.983 | 1051918.00 | 1282787.00 | 21267.20 | FFFFTFFFFFFTFFFF | 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.r098-tall-177955695600580.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 DLCround-PT-07b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600580
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 5.7K Mar 6 17:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 6 17:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 6 17:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 6 17:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 09:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Mar 6 17:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 17:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 17:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 963K 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 DLCround-PT-07b-LTLFireability-00
FORMULA_NAME DLCround-PT-07b-LTLFireability-01
FORMULA_NAME DLCround-PT-07b-LTLFireability-02
FORMULA_NAME DLCround-PT-07b-LTLFireability-03
FORMULA_NAME DLCround-PT-07b-LTLFireability-04
FORMULA_NAME DLCround-PT-07b-LTLFireability-05
FORMULA_NAME DLCround-PT-07b-LTLFireability-06
FORMULA_NAME DLCround-PT-07b-LTLFireability-07
FORMULA_NAME DLCround-PT-07b-LTLFireability-08
FORMULA_NAME DLCround-PT-07b-LTLFireability-09
FORMULA_NAME DLCround-PT-07b-LTLFireability-10
FORMULA_NAME DLCround-PT-07b-LTLFireability-11
FORMULA_NAME DLCround-PT-07b-LTLFireability-12
FORMULA_NAME DLCround-PT-07b-LTLFireability-13
FORMULA_NAME DLCround-PT-07b-LTLFireability-14
FORMULA_NAME DLCround-PT-07b-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779635372935
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-07b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 15:09:34] [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]
[2026-05-24 15:09:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 15:09:34] [INFO ] Load time of PNML (sax parser for PT used): 186 ms
[2026-05-24 15:09:34] [INFO ] Transformed 2703 places.
[2026-05-24 15:09:34] [INFO ] Transformed 4071 transitions.
[2026-05-24 15:09:34] [INFO ] Found NUPN structural information;
[2026-05-24 15:09:34] [INFO ] Parsed PT model containing 2703 places and 4071 transitions and 11073 arcs in 338 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA DLCround-PT-07b-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-07b-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 2703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2703/2703 places, 4071/4071 transitions.
Discarding 467 places :
Symmetric choice reduction at 0 with 467 rule applications. Total rules 467 place count 2236 transition count 3604
Iterating global reduction 0 with 467 rules applied. Total rules applied 934 place count 2236 transition count 3604
Discarding 366 places :
Symmetric choice reduction at 0 with 366 rule applications. Total rules 1300 place count 1870 transition count 3238
Iterating global reduction 0 with 366 rules applied. Total rules applied 1666 place count 1870 transition count 3238
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 1673 place count 1870 transition count 3231
Discarding 56 places :
Symmetric choice reduction at 1 with 56 rule applications. Total rules 1729 place count 1814 transition count 3111
Iterating global reduction 1 with 56 rules applied. Total rules applied 1785 place count 1814 transition count 3111
Discarding 34 places :
Symmetric choice reduction at 1 with 34 rule applications. Total rules 1819 place count 1780 transition count 3077
Iterating global reduction 1 with 34 rules applied. Total rules applied 1853 place count 1780 transition count 3077
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 1857 place count 1780 transition count 3073
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 1876 place count 1761 transition count 3054
Iterating global reduction 2 with 19 rules applied. Total rules applied 1895 place count 1761 transition count 3054
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 1914 place count 1742 transition count 3035
Iterating global reduction 2 with 19 rules applied. Total rules applied 1933 place count 1742 transition count 3035
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 1950 place count 1725 transition count 3018
Iterating global reduction 2 with 17 rules applied. Total rules applied 1967 place count 1725 transition count 3018
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 1977 place count 1715 transition count 3008
Iterating global reduction 2 with 10 rules applied. Total rules applied 1987 place count 1715 transition count 3008
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 1993 place count 1709 transition count 3002
Iterating global reduction 2 with 6 rules applied. Total rules applied 1999 place count 1709 transition count 3002
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 2005 place count 1703 transition count 2996
Iterating global reduction 2 with 6 rules applied. Total rules applied 2011 place count 1703 transition count 2996
Applied a total of 2011 rules in 1551 ms. Remains 1703 /2703 variables (removed 1000) and now considering 2996/4071 (removed 1075) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2101012214005398385.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11803138230613667742.kers'
[2026-05-24 15:09:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2101012214005398385.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11803138230613667742.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2996 rows 1703 cols 8791 entries
Finished phase 1 with 1571 SingleSign rule and 0 generalized
[2026-05-24 15:09:36] [INFO ] Computed 132 invariants in 11 ms
Computed 132 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-11803138230613667742.kers
Total runtime 15 ms.
[2026-05-24 15:09:37] [INFO ] Implicit Places using invariants in 964 ms returned []
[2026-05-24 15:09:37] [INFO ] Invariant cache hit.
[2026-05-24 15:09:42] [INFO ] Implicit Places using invariants and state equation in 4857 ms returned []
Implicit Place search using SMT with State Equation took 6220 ms to find 0 implicit places.
Running 2995 sub problems to find dead transitions.
[2026-05-24 15:09:44] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1702/4699 variables, and 0 constraints, problems are : Problem set: 0 solved, 2995 unsolved in 30108 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1703 constraints, PredecessorRefiner: 2995/2995 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2995 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1702/4699 variables, and 0 constraints, problems are : Problem set: 0 solved, 2995 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1703 constraints, PredecessorRefiner: 0/2995 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61380ms problems are : Problem set: 0 solved, 2995 unsolved
Search for dead transitions found 0 dead transitions in 61415ms
Starting structural reductions in LTL mode, iteration 1 : 1703/2703 places, 2996/4071 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71319 ms. Remains : 1703/2703 places, 2996/4071 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Applied a total of 0 rules in 59 ms. Remains 1703 /1703 variables (removed 0) and now considering 2996/2996 (removed 0) transitions.
[2026-05-24 15:10:46] [INFO ] Invariant cache hit.
[2026-05-24 15:10:46] [INFO ] Implicit Places using invariants in 779 ms returned []
[2026-05-24 15:10:46] [INFO ] Invariant cache hit.
[2026-05-24 15:10:48] [INFO ] Implicit Places using invariants and state equation in 1781 ms returned []
Implicit Place search using SMT with State Equation took 2563 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2624 ms. Remains : 1703/1703 places, 2996/2996 transitions.
Support contains 50 out of 1703 places after structural reductions.
[2026-05-24 15:10:49] [INFO ] Flatten gal took : 174 ms
[2026-05-24 15:10:49] [INFO ] Flatten gal took : 102 ms
[2026-05-24 15:10:49] [INFO ] Input system was already deterministic with 2996 transitions.
RANDOM walk for 40000 steps (8 resets) in 1928 ms. (20 steps per ms) remains 2/39 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
[2026-05-24 15:10:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 274/279 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/279 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1424/1703 variables, 127/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1703 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2996/4699 variables, 1703/1835 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4699 variables, 0/1835 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/4699 variables, 0/1835 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4699/4699 variables, and 1835 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1956 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 1703/1703 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 274/279 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/279 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1424/1703 variables, 127/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1703 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2996/4699 variables, 1703/1835 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4699 variables, 2/1837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4699 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/4699 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4699/4699 variables, and 1837 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1758 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 1703/1703 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3735ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 40549 steps, including 64 resets, run visited all 2 properties in 205 ms. (steps per millisecond=197 )
Parikh walk visited 2 properties in 210 ms.
FORMULA DLCround-PT-07b-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 268 stabilizing places and 268 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' '!(((p0 U p1)||G(p2)||G(p3)))'
Support contains 5 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1524 edges and 1703 vertex of which 437 / 1703 are part of one of the 36 SCC in 6 ms
Free SCC test removed 401 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 278 transitions
Trivial Post-agglo rules discarded 278 transitions
Performed 278 trivial Post agglomeration. Transition count delta: 278
Iterating post reduction 0 with 278 rules applied. Total rules applied 279 place count 1301 transition count 2285
Reduce places removed 278 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 314 rules applied. Total rules applied 593 place count 1023 transition count 2249
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 617 place count 999 transition count 2249
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 130 Pre rules applied. Total rules applied 617 place count 999 transition count 2119
Deduced a syphon composed of 130 places in 6 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 3 with 260 rules applied. Total rules applied 877 place count 869 transition count 2119
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 936 place count 810 transition count 1749
Iterating global reduction 3 with 59 rules applied. Total rules applied 995 place count 810 transition count 1749
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 998 place count 810 transition count 1746
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 998 place count 810 transition count 1739
Deduced a syphon composed of 7 places in 7 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 1012 place count 803 transition count 1739
Performed 300 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 300 places in 0 ms
Reduce places removed 300 places and 0 transitions.
Iterating global reduction 4 with 600 rules applied. Total rules applied 1612 place count 503 transition count 1432
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 1621 place count 503 transition count 1423
Discarding 23 places :
Symmetric choice reduction at 5 with 23 rule applications. Total rules 1644 place count 480 transition count 1185
Iterating global reduction 5 with 23 rules applied. Total rules applied 1667 place count 480 transition count 1185
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 5 with 20 rules applied. Total rules applied 1687 place count 480 transition count 1165
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1689 place count 479 transition count 1164
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -132
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 1723 place count 462 transition count 1296
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1727 place count 462 transition count 1292
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1731 place count 458 transition count 1220
Iterating global reduction 7 with 4 rules applied. Total rules applied 1735 place count 458 transition count 1220
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1739 place count 458 transition count 1216
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -29
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1747 place count 454 transition count 1245
Drop transitions (Redundant composition of simpler transitions.) removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 8 with 46 rules applied. Total rules applied 1793 place count 454 transition count 1199
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1808 place count 439 transition count 1169
Iterating global reduction 8 with 15 rules applied. Total rules applied 1823 place count 439 transition count 1169
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1838 place count 424 transition count 994
Iterating global reduction 8 with 15 rules applied. Total rules applied 1853 place count 424 transition count 994
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1868 place count 424 transition count 979
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1869 place count 423 transition count 978
Applied a total of 1869 rules in 403 ms. Remains 423 /1703 variables (removed 1280) and now considering 978/2996 (removed 2018) transitions.
[2026-05-24 15:10:54] [INFO ] Flow matrix only has 938 transitions (discarded 40 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3849195013939947453.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5565842704763439900.kers'
[2026-05-24 15:10:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3849195013939947453.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5565842704763439900.kers]
Normalized transition count is 937 out of 938 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 937 rows 423 cols 4686 entries
Finished phase 1 with 291 SingleSign rule and 0 generalized
[2026-05-24 15:10:54] [INFO ] Computed 132 invariants in 4 ms
Computed 132 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-5565842704763439900.kers
Total runtime 6 ms.
[2026-05-24 15:10:55] [INFO ] Implicit Places using invariants in 188 ms returned []
[2026-05-24 15:10:55] [INFO ] Flow matrix only has 938 transitions (discarded 40 similar events)
[2026-05-24 15:10:55] [INFO ] Invariant cache hit.
[2026-05-24 15:10:55] [INFO ] State equation strengthened by 53 read => feed constraints.
[2026-05-24 15:10:55] [INFO ] Implicit Places using invariants and state equation in 473 ms returned []
Implicit Place search using SMT with State Equation took 663 ms to find 0 implicit places.
[2026-05-24 15:10:55] [INFO ] Redundant transitions in 56 ms returned []
Running 911 sub problems to find dead transitions.
[2026-05-24 15:10:55] [INFO ] Flow matrix only has 938 transitions (discarded 40 similar events)
[2026-05-24 15:10:55] [INFO ] Invariant cache hit.
[2026-05-24 15:10:55] [INFO ] State equation strengthened by 53 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 911 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 911 unsolved
At refinement iteration 2 (OVERLAPS) 1/423 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 911 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 911 unsolved
At refinement iteration 4 (OVERLAPS) 937/1360 variables, 423/555 constraints. Problems are: Problem set: 0 solved, 911 unsolved
SMT process timed out in 30330ms, After SMT, problems are : Problem set: 0 solved, 911 unsolved
Search for dead transitions found 0 dead transitions in 30334ms
Starting structural reductions in SI_LTL mode, iteration 1 : 423/1703 places, 978/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31475 ms. Remains : 423/1703 places, 978/2996 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 p1)||G(p2)||G(p3)))'
Stuttering acceptance computed with spot in 534 ms :[true, (NOT p1), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-00
Entered a terminal (fully accepting) state of product in 31 steps with 0 reset in 3 ms.
FORMULA DLCround-PT-07b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-00 finished in 32082 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(G(p1))))))'
Support contains 3 out of 1703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 1686 transition count 2969
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 1686 transition count 2969
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 35 place count 1686 transition count 2968
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 45 place count 1676 transition count 2958
Iterating global reduction 1 with 10 rules applied. Total rules applied 55 place count 1676 transition count 2958
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 59 place count 1672 transition count 2944
Iterating global reduction 1 with 4 rules applied. Total rules applied 63 place count 1672 transition count 2944
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 65 place count 1670 transition count 2942
Iterating global reduction 1 with 2 rules applied. Total rules applied 67 place count 1670 transition count 2942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1669 transition count 2941
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1669 transition count 2941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1668 transition count 2940
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1668 transition count 2940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1667 transition count 2939
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1667 transition count 2939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1666 transition count 2938
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1666 transition count 2938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1665 transition count 2937
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1665 transition count 2937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 78 place count 1664 transition count 2936
Iterating global reduction 1 with 1 rules applied. Total rules applied 79 place count 1664 transition count 2936
Applied a total of 79 rules in 997 ms. Remains 1664 /1703 variables (removed 39) and now considering 2936/2996 (removed 60) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16443893537760742003.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8957388126564833858.kers'
[2026-05-24 15:11:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16443893537760742003.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8957388126564833858.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2936 rows 1664 cols 8627 entries
Finished phase 1 with 1532 SingleSign rule and 0 generalized
[2026-05-24 15:11:27] [INFO ] Computed 132 invariants in 32 ms
Computed 132 P flows in 32 ms.
Exported basis to /tmp/petrispot-output-8957388126564833858.kers
Total runtime 34 ms.
[2026-05-24 15:11:28] [INFO ] Implicit Places using invariants in 1056 ms returned []
[2026-05-24 15:11:28] [INFO ] Invariant cache hit.
[2026-05-24 15:11:30] [INFO ] Implicit Places using invariants and state equation in 1609 ms returned []
Implicit Place search using SMT with State Equation took 2683 ms to find 0 implicit places.
Running 2935 sub problems to find dead transitions.
[2026-05-24 15:11:30] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1663/4600 variables, and 0 constraints, problems are : Problem set: 0 solved, 2935 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1664 constraints, PredecessorRefiner: 2935/2935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2935 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1663/4600 variables, and 0 constraints, problems are : Problem set: 0 solved, 2935 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1664 constraints, PredecessorRefiner: 0/2935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61242ms problems are : Problem set: 0 solved, 2935 unsolved
Search for dead transitions found 0 dead transitions in 61256ms
Starting structural reductions in LTL mode, iteration 1 : 1664/1703 places, 2936/2996 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64945 ms. Remains : 1664/1703 places, 2936/2996 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p0)))&&p1)))'
Stuttering acceptance computed with spot in 185 ms :[true, (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-02
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-07b-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-02 finished in 65190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1529 edges and 1703 vertex of which 437 / 1703 are part of one of the 36 SCC in 4 ms
Free SCC test removed 401 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 280 rules applied. Total rules applied 281 place count 1301 transition count 2283
Reduce places removed 280 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 317 rules applied. Total rules applied 598 place count 1021 transition count 2246
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 622 place count 997 transition count 2246
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 130 Pre rules applied. Total rules applied 622 place count 997 transition count 2116
Deduced a syphon composed of 130 places in 8 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 3 with 260 rules applied. Total rules applied 882 place count 867 transition count 2116
Discarding 61 places :
Symmetric choice reduction at 3 with 61 rule applications. Total rules 943 place count 806 transition count 1744
Iterating global reduction 3 with 61 rules applied. Total rules applied 1004 place count 806 transition count 1744
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1007 place count 806 transition count 1741
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 1007 place count 806 transition count 1734
Deduced a syphon composed of 7 places in 7 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 1021 place count 799 transition count 1734
Performed 302 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 302 places in 0 ms
Reduce places removed 302 places and 0 transitions.
Iterating global reduction 4 with 604 rules applied. Total rules applied 1625 place count 497 transition count 1425
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 1633 place count 497 transition count 1417
Renaming transitions due to excessive name length > 1024 char.
Discarding 25 places :
Symmetric choice reduction at 5 with 25 rule applications. Total rules 1658 place count 472 transition count 1157
Iterating global reduction 5 with 25 rules applied. Total rules applied 1683 place count 472 transition count 1157
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 1705 place count 472 transition count 1135
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1707 place count 471 transition count 1134
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -92
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1731 place count 459 transition count 1226
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1735 place count 459 transition count 1222
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1739 place count 455 transition count 1152
Iterating global reduction 7 with 4 rules applied. Total rules applied 1743 place count 455 transition count 1152
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1747 place count 455 transition count 1148
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1755 place count 451 transition count 1173
Drop transitions (Redundant composition of simpler transitions.) removed 33 transitions
Redundant transition composition rules discarded 33 transitions
Iterating global reduction 8 with 33 rules applied. Total rules applied 1788 place count 451 transition count 1140
Discarding 16 places :
Symmetric choice reduction at 8 with 16 rule applications. Total rules 1804 place count 435 transition count 1108
Iterating global reduction 8 with 16 rules applied. Total rules applied 1820 place count 435 transition count 1108
Discarding 16 places :
Symmetric choice reduction at 8 with 16 rule applications. Total rules 1836 place count 419 transition count 930
Iterating global reduction 8 with 16 rules applied. Total rules applied 1852 place count 419 transition count 930
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 1868 place count 419 transition count 914
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1869 place count 418 transition count 913
Applied a total of 1869 rules in 258 ms. Remains 418 /1703 variables (removed 1285) and now considering 913/2996 (removed 2083) transitions.
[2026-05-24 15:12:32] [INFO ] Flow matrix only has 889 transitions (discarded 24 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5682790446508907894.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3429153586744597304.kers'
[2026-05-24 15:12:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5682790446508907894.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3429153586744597304.kers]
Normalized transition count is 888 out of 889 initially.
Culled 0 columns in 5 ms.
// Phase 1: matrix 888 rows 418 cols 4540 entries
Finished phase 1 with 286 SingleSign rule and 0 generalized
[2026-05-24 15:12:32] [INFO ] Computed 132 invariants in 9 ms
Computed 132 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-3429153586744597304.kers
Total runtime 13 ms.
[2026-05-24 15:12:32] [INFO ] Implicit Places using invariants in 176 ms returned []
[2026-05-24 15:12:32] [INFO ] Flow matrix only has 889 transitions (discarded 24 similar events)
[2026-05-24 15:12:32] [INFO ] Invariant cache hit.
[2026-05-24 15:12:32] [INFO ] State equation strengthened by 45 read => feed constraints.
[2026-05-24 15:12:32] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 554 ms to find 0 implicit places.
[2026-05-24 15:12:32] [INFO ] Redundant transitions in 63 ms returned []
Running 848 sub problems to find dead transitions.
[2026-05-24 15:12:32] [INFO ] Flow matrix only has 889 transitions (discarded 24 similar events)
[2026-05-24 15:12:32] [INFO ] Invariant cache hit.
[2026-05-24 15:12:32] [INFO ] State equation strengthened by 45 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/417 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/417 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (OVERLAPS) 1/418 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/418 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 4 (OVERLAPS) 888/1306 variables, 418/550 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1306 variables, 45/595 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1306/1307 variables, and 595 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 418/418 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/417 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/417 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (OVERLAPS) 1/418 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/418 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 4 (OVERLAPS) 888/1306 variables, 418/550 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1306 variables, 45/595 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1306 variables, 848/1443 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1306/1307 variables, and 1443 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 418/418 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60371ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 60373ms
Starting structural reductions in SI_LTL mode, iteration 1 : 418/1703 places, 913/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61261 ms. Remains : 418/1703 places, 913/2996 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-07b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-03 finished in 61407 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((p1||X(p1)))))&&F(p2)))'
Support contains 3 out of 1703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 1686 transition count 2969
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 1686 transition count 2969
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 35 place count 1686 transition count 2968
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 44 place count 1677 transition count 2959
Iterating global reduction 1 with 9 rules applied. Total rules applied 53 place count 1677 transition count 2959
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 57 place count 1673 transition count 2945
Iterating global reduction 1 with 4 rules applied. Total rules applied 61 place count 1673 transition count 2945
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 63 place count 1671 transition count 2943
Iterating global reduction 1 with 2 rules applied. Total rules applied 65 place count 1671 transition count 2943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1670 transition count 2942
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1670 transition count 2942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1669 transition count 2941
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1669 transition count 2941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1668 transition count 2940
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1668 transition count 2940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1667 transition count 2939
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1667 transition count 2939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1666 transition count 2938
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1666 transition count 2938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1665 transition count 2937
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1665 transition count 2937
Applied a total of 77 rules in 507 ms. Remains 1665 /1703 variables (removed 38) and now considering 2937/2996 (removed 59) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15903470155297680826.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2884099116008676035.kers'
[2026-05-24 15:13:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15903470155297680826.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2884099116008676035.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2937 rows 1665 cols 8629 entries
Finished phase 1 with 1533 SingleSign rule and 0 generalized
[2026-05-24 15:13:33] [INFO ] Computed 132 invariants in 24 ms
Computed 132 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-2884099116008676035.kers
Total runtime 27 ms.
[2026-05-24 15:13:34] [INFO ] Implicit Places using invariants in 753 ms returned []
[2026-05-24 15:13:34] [INFO ] Invariant cache hit.
[2026-05-24 15:13:36] [INFO ] Implicit Places using invariants and state equation in 1816 ms returned []
Implicit Place search using SMT with State Equation took 2571 ms to find 0 implicit places.
Running 2936 sub problems to find dead transitions.
[2026-05-24 15:13:36] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1664/4602 variables, and 0 constraints, problems are : Problem set: 0 solved, 2936 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1665 constraints, PredecessorRefiner: 2936/2936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2936 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1664/4602 variables, and 0 constraints, problems are : Problem set: 0 solved, 2936 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1665 constraints, PredecessorRefiner: 0/2936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60899ms problems are : Problem set: 0 solved, 2936 unsolved
Search for dead transitions found 0 dead transitions in 60905ms
Starting structural reductions in LTL mode, iteration 1 : 1665/1703 places, 2937/2996 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64000 ms. Remains : 1665/1703 places, 2937/2996 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((p1||X(p1)))))&&F(p2)))'
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2), (NOT p1), (NOT p1), true]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-05
Product exploration explored 100000 steps with 54 reset in 485 ms.
Product exploration explored 100000 steps with 75 reset in 567 ms.
Computed a total of 261 stabilizing places and 261 stable transitions
Computed a total of 261 stabilizing places and 261 stable transitions
Detected a total of 261/1665 stabilizing places and 261/2937 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge based reduction with 7 factoid took 61 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 18893 steps (3 resets) in 263 ms. (71 steps per ms) remains 0/1 properties
Knowledge based reduction with 7 factoid took 58 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p2), (NOT p2)]
[2026-05-24 15:14:38] [INFO ] Invariant cache hit.
[2026-05-24 15:14:40] [INFO ] [Real]Absence check using 132 positive place invariants in 1005 ms returned sat
[2026-05-24 15:14:53] [INFO ] [Real]Absence check using state equation in 12983 ms returned unknown
Could not prove EG (NOT p2)
Knowledge-based reduction took 15477 ms.
Stuttering acceptance computed with spot in 68 ms :[(NOT p2), (NOT p2)]
Support contains 2 out of 1665 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1665/1665 places, 2937/2937 transitions.
Graph (trivial) has 1490 edges and 1665 vertex of which 436 / 1665 are part of one of the 36 SCC in 4 ms
Free SCC test removed 400 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 259 transitions
Trivial Post-agglo rules discarded 259 transitions
Performed 259 trivial Post agglomeration. Transition count delta: 259
Iterating post reduction 0 with 259 rules applied. Total rules applied 260 place count 1264 transition count 2245
Reduce places removed 259 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 295 rules applied. Total rules applied 555 place count 1005 transition count 2209
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 579 place count 981 transition count 2209
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 132 Pre rules applied. Total rules applied 579 place count 981 transition count 2077
Deduced a syphon composed of 132 places in 7 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 3 with 264 rules applied. Total rules applied 843 place count 849 transition count 2077
Discarding 55 places :
Symmetric choice reduction at 3 with 55 rule applications. Total rules 898 place count 794 transition count 1684
Iterating global reduction 3 with 55 rules applied. Total rules applied 953 place count 794 transition count 1684
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 957 place count 794 transition count 1680
Performed 300 Post agglomeration using F-continuation condition with reduction of 8 identical transitions.
Deduced a syphon composed of 300 places in 1 ms
Reduce places removed 300 places and 0 transitions.
Iterating global reduction 4 with 600 rules applied. Total rules applied 1557 place count 494 transition count 1372
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 1565 place count 494 transition count 1364
Renaming transitions due to excessive name length > 1024 char.
Discarding 20 places :
Symmetric choice reduction at 5 with 20 rule applications. Total rules 1585 place count 474 transition count 1156
Iterating global reduction 5 with 20 rules applied. Total rules applied 1605 place count 474 transition count 1156
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 5 with 20 rules applied. Total rules applied 1625 place count 474 transition count 1136
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -98
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 6 with 26 rules applied. Total rules applied 1651 place count 461 transition count 1234
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1655 place count 461 transition count 1230
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1659 place count 457 transition count 1162
Iterating global reduction 7 with 4 rules applied. Total rules applied 1663 place count 457 transition count 1162
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1667 place count 457 transition count 1158
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1675 place count 453 transition count 1185
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 8 with 36 rules applied. Total rules applied 1711 place count 453 transition count 1149
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1726 place count 438 transition count 1119
Iterating global reduction 8 with 15 rules applied. Total rules applied 1741 place count 438 transition count 1119
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1756 place count 423 transition count 949
Iterating global reduction 8 with 15 rules applied. Total rules applied 1771 place count 423 transition count 949
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1786 place count 423 transition count 934
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1787 place count 422 transition count 933
Applied a total of 1787 rules in 304 ms. Remains 422 /1665 variables (removed 1243) and now considering 933/2937 (removed 2004) transitions.
[2026-05-24 15:14:54] [INFO ] Flow matrix only has 908 transitions (discarded 25 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5701447750875210954.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6403140988180441150.kers'
[2026-05-24 15:14:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5701447750875210954.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6403140988180441150.kers]
Normalized transition count is 907 out of 908 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 907 rows 422 cols 4594 entries
Finished phase 1 with 290 SingleSign rule and 0 generalized
[2026-05-24 15:14:54] [INFO ] Computed 132 invariants in 3 ms
Computed 132 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-6403140988180441150.kers
Total runtime 19 ms.
[2026-05-24 15:14:54] [INFO ] Implicit Places using invariants in 389 ms returned []
[2026-05-24 15:14:54] [INFO ] Flow matrix only has 908 transitions (discarded 25 similar events)
[2026-05-24 15:14:54] [INFO ] Invariant cache hit.
[2026-05-24 15:14:55] [INFO ] State equation strengthened by 52 read => feed constraints.
[2026-05-24 15:14:55] [INFO ] Implicit Places using invariants and state equation in 596 ms returned []
Implicit Place search using SMT with State Equation took 986 ms to find 0 implicit places.
[2026-05-24 15:14:55] [INFO ] Redundant transitions in 10 ms returned []
Running 868 sub problems to find dead transitions.
[2026-05-24 15:14:55] [INFO ] Flow matrix only has 908 transitions (discarded 25 similar events)
[2026-05-24 15:14:55] [INFO ] Invariant cache hit.
[2026-05-24 15:14:55] [INFO ] State equation strengthened by 52 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 2 (OVERLAPS) 1/422 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 4 (OVERLAPS) 907/1329 variables, 422/554 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1329 variables, 52/606 constraints. Problems are: Problem set: 0 solved, 868 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1329/1330 variables, and 606 constraints, problems are : Problem set: 0 solved, 868 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 422/422 constraints, ReadFeed: 52/52 constraints, PredecessorRefiner: 868/868 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 868 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 2 (OVERLAPS) 1/422 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 4 (OVERLAPS) 907/1329 variables, 422/554 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1329 variables, 52/606 constraints. Problems are: Problem set: 0 solved, 868 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1329 variables, 868/1474 constraints. Problems are: Problem set: 0 solved, 868 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1329/1330 variables, and 1474 constraints, problems are : Problem set: 0 solved, 868 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 422/422 constraints, ReadFeed: 52/52 constraints, PredecessorRefiner: 868/868 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60375ms problems are : Problem set: 0 solved, 868 unsolved
Search for dead transitions found 0 dead transitions in 60377ms
Starting structural reductions in SI_LTL mode, iteration 1 : 422/1665 places, 933/2937 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61705 ms. Remains : 422/1665 places, 933/2937 transitions.
Computed a total of 3 stabilizing places and 19 stable transitions
Computed a total of 3 stabilizing places and 19 stable transitions
Knowledge based reduction with 3 factoid took 41 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 2894 steps (0 resets) in 194 ms. (14 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 48 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p2), (NOT p2)]
[2026-05-24 15:15:56] [INFO ] Flow matrix only has 908 transitions (discarded 25 similar events)
[2026-05-24 15:15:56] [INFO ] Invariant cache hit.
[2026-05-24 15:15:56] [INFO ] [Real]Absence check using 132 positive place invariants in 40 ms returned sat
[2026-05-24 15:15:56] [INFO ] [Real]Absence check using state equation in 398 ms returned sat
[2026-05-24 15:15:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 15:15:57] [INFO ] [Nat]Absence check using 132 positive place invariants in 38 ms returned sat
[2026-05-24 15:15:57] [INFO ] [Nat]Absence check using state equation in 379 ms returned sat
[2026-05-24 15:15:57] [INFO ] State equation strengthened by 52 read => feed constraints.
[2026-05-24 15:15:57] [INFO ] [Nat]Added 52 Read/Feed constraints in 7 ms returned sat
[2026-05-24 15:15:57] [INFO ] Computed and/alt/rep : 540/1109/540 causal constraints (skipped 314 transitions) in 57 ms.
[2026-05-24 15:15:57] [INFO ] Added : 1 causal constraints over 1 iterations in 174 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 2012 ms.
Stuttering acceptance computed with spot in 73 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p2), (NOT p2)]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-07b-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-05 finished in 144754 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((X((p0&&X(p1)))||G(p2)))))))'
Support contains 4 out of 1703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1687 transition count 2970
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1687 transition count 2970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1687 transition count 2969
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 42 place count 1678 transition count 2960
Iterating global reduction 1 with 9 rules applied. Total rules applied 51 place count 1678 transition count 2960
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 55 place count 1674 transition count 2946
Iterating global reduction 1 with 4 rules applied. Total rules applied 59 place count 1674 transition count 2946
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 61 place count 1672 transition count 2944
Iterating global reduction 1 with 2 rules applied. Total rules applied 63 place count 1672 transition count 2944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1671 transition count 2943
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1671 transition count 2943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1670 transition count 2942
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1670 transition count 2942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1669 transition count 2941
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1669 transition count 2941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1668 transition count 2940
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1668 transition count 2940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1667 transition count 2939
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1667 transition count 2939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1666 transition count 2938
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1666 transition count 2938
Applied a total of 75 rules in 533 ms. Remains 1666 /1703 variables (removed 37) and now considering 2938/2996 (removed 58) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11322724004529623122.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8097173862472938458.kers'
[2026-05-24 15:15:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11322724004529623122.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8097173862472938458.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 2938 rows 1666 cols 8631 entries
Finished phase 1 with 1534 SingleSign rule and 0 generalized
[2026-05-24 15:15:58] [INFO ] Computed 132 invariants in 22 ms
Computed 132 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-8097173862472938458.kers
Total runtime 30 ms.
[2026-05-24 15:15:59] [INFO ] Implicit Places using invariants in 828 ms returned []
[2026-05-24 15:15:59] [INFO ] Invariant cache hit.
[2026-05-24 15:16:01] [INFO ] Implicit Places using invariants and state equation in 1666 ms returned []
Implicit Place search using SMT with State Equation took 2507 ms to find 0 implicit places.
Running 2937 sub problems to find dead transitions.
[2026-05-24 15:16:01] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1665/4604 variables, and 0 constraints, problems are : Problem set: 0 solved, 2937 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1666 constraints, PredecessorRefiner: 2937/2937 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2937 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1665/4604 variables, and 0 constraints, problems are : Problem set: 0 solved, 2937 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1666 constraints, PredecessorRefiner: 0/2937 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61013ms problems are : Problem set: 0 solved, 2937 unsolved
Search for dead transitions found 0 dead transitions in 61019ms
Starting structural reductions in LTL mode, iteration 1 : 1666/1703 places, 2938/2996 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64072 ms. Remains : 1666/1703 places, 2938/2996 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((X((p0&&X(p1)))||G(p2)))))))'
Stuttering acceptance computed with spot in 396 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), true, (NOT p1), (AND (NOT p2) p0), (AND (NOT p2) p0 (NOT p1))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-06
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-07b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-06 finished in 64528 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&&F(p1)&&F(p2))))'
Support contains 3 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1527 edges and 1703 vertex of which 431 / 1703 are part of one of the 35 SCC in 1 ms
Free SCC test removed 396 places
Ensure Unique test removed 427 transitions
Reduce isomorphic transitions removed 427 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 281 transitions
Trivial Post-agglo rules discarded 281 transitions
Performed 281 trivial Post agglomeration. Transition count delta: 281
Iterating post reduction 0 with 281 rules applied. Total rules applied 282 place count 1306 transition count 2287
Reduce places removed 281 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 318 rules applied. Total rules applied 600 place count 1025 transition count 2250
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 624 place count 1001 transition count 2250
Performed 131 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 131 Pre rules applied. Total rules applied 624 place count 1001 transition count 2119
Deduced a syphon composed of 131 places in 8 ms
Reduce places removed 131 places and 0 transitions.
Iterating global reduction 3 with 262 rules applied. Total rules applied 886 place count 870 transition count 2119
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 948 place count 808 transition count 1736
Iterating global reduction 3 with 62 rules applied. Total rules applied 1010 place count 808 transition count 1736
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1013 place count 808 transition count 1733
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 1013 place count 808 transition count 1726
Deduced a syphon composed of 7 places in 6 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 1027 place count 801 transition count 1726
Performed 303 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 303 places in 0 ms
Reduce places removed 303 places and 0 transitions.
Iterating global reduction 4 with 606 rules applied. Total rules applied 1633 place count 498 transition count 1416
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 1642 place count 498 transition count 1407
Renaming transitions due to excessive name length > 1024 char.
Discarding 23 places :
Symmetric choice reduction at 5 with 23 rule applications. Total rules 1665 place count 475 transition count 1169
Iterating global reduction 5 with 23 rules applied. Total rules applied 1688 place count 475 transition count 1169
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 5 with 21 rules applied. Total rules applied 1709 place count 475 transition count 1148
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1711 place count 474 transition count 1147
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1735 place count 462 transition count 1238
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1739 place count 462 transition count 1234
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1743 place count 458 transition count 1166
Iterating global reduction 7 with 4 rules applied. Total rules applied 1747 place count 458 transition count 1166
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1751 place count 458 transition count 1162
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -26
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1759 place count 454 transition count 1188
Drop transitions (Redundant composition of simpler transitions.) removed 33 transitions
Redundant transition composition rules discarded 33 transitions
Iterating global reduction 8 with 33 rules applied. Total rules applied 1792 place count 454 transition count 1155
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1807 place count 439 transition count 1125
Iterating global reduction 8 with 15 rules applied. Total rules applied 1822 place count 439 transition count 1125
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1837 place count 424 transition count 956
Iterating global reduction 8 with 15 rules applied. Total rules applied 1852 place count 424 transition count 956
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1867 place count 424 transition count 941
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1868 place count 423 transition count 940
Applied a total of 1868 rules in 252 ms. Remains 423 /1703 variables (removed 1280) and now considering 940/2996 (removed 2056) transitions.
[2026-05-24 15:17:02] [INFO ] Flow matrix only has 916 transitions (discarded 24 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5642600495298534300.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2455825263048550362.kers'
[2026-05-24 15:17:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5642600495298534300.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2455825263048550362.kers]
Normalized transition count is 915 out of 916 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 915 rows 423 cols 4636 entries
Finished phase 1 with 291 SingleSign rule and 0 generalized
[2026-05-24 15:17:02] [INFO ] Computed 132 invariants in 8 ms
Computed 132 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-2455825263048550362.kers
Total runtime 10 ms.
[2026-05-24 15:17:02] [INFO ] Implicit Places using invariants in 185 ms returned []
[2026-05-24 15:17:02] [INFO ] Flow matrix only has 916 transitions (discarded 24 similar events)
[2026-05-24 15:17:02] [INFO ] Invariant cache hit.
[2026-05-24 15:17:03] [INFO ] State equation strengthened by 45 read => feed constraints.
[2026-05-24 15:17:03] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 625 ms to find 0 implicit places.
[2026-05-24 15:17:03] [INFO ] Redundant transitions in 10 ms returned []
Running 874 sub problems to find dead transitions.
[2026-05-24 15:17:03] [INFO ] Flow matrix only has 916 transitions (discarded 24 similar events)
[2026-05-24 15:17:03] [INFO ] Invariant cache hit.
[2026-05-24 15:17:03] [INFO ] State equation strengthened by 45 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 2 (OVERLAPS) 1/423 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 4 (OVERLAPS) 915/1338 variables, 423/555 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1338 variables, 45/600 constraints. Problems are: Problem set: 0 solved, 874 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1338/1339 variables, and 600 constraints, problems are : Problem set: 0 solved, 874 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 423/423 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 874/874 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 874 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 2 (OVERLAPS) 1/423 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 4 (OVERLAPS) 915/1338 variables, 423/555 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1338 variables, 45/600 constraints. Problems are: Problem set: 0 solved, 874 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1338 variables, 874/1474 constraints. Problems are: Problem set: 0 solved, 874 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1338/1339 variables, and 1474 constraints, problems are : Problem set: 0 solved, 874 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 423/423 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 874/874 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60408ms problems are : Problem set: 0 solved, 874 unsolved
Search for dead transitions found 0 dead transitions in 60409ms
Starting structural reductions in SI_LTL mode, iteration 1 : 423/1703 places, 940/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61307 ms. Remains : 423/1703 places, 940/2996 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&&F(p1)&&F(p2))))'
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA DLCround-PT-07b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-07 finished in 61482 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)&&F(G(p1)))))'
Support contains 2 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1527 edges and 1703 vertex of which 437 / 1703 are part of one of the 36 SCC in 1 ms
Free SCC test removed 401 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 279 transitions
Trivial Post-agglo rules discarded 279 transitions
Performed 279 trivial Post agglomeration. Transition count delta: 279
Iterating post reduction 0 with 279 rules applied. Total rules applied 280 place count 1301 transition count 2284
Reduce places removed 279 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 316 rules applied. Total rules applied 596 place count 1022 transition count 2247
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 620 place count 998 transition count 2247
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 130 Pre rules applied. Total rules applied 620 place count 998 transition count 2117
Deduced a syphon composed of 130 places in 7 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 3 with 260 rules applied. Total rules applied 880 place count 868 transition count 2117
Discarding 61 places :
Symmetric choice reduction at 3 with 61 rule applications. Total rules 941 place count 807 transition count 1735
Iterating global reduction 3 with 61 rules applied. Total rules applied 1002 place count 807 transition count 1735
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1005 place count 807 transition count 1732
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6 Pre rules applied. Total rules applied 1005 place count 807 transition count 1726
Deduced a syphon composed of 6 places in 6 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 1017 place count 801 transition count 1726
Performed 303 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 303 places in 1 ms
Reduce places removed 303 places and 0 transitions.
Iterating global reduction 4 with 606 rules applied. Total rules applied 1623 place count 498 transition count 1416
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 1632 place count 498 transition count 1407
Renaming transitions due to excessive name length > 1024 char.
Discarding 25 places :
Symmetric choice reduction at 5 with 25 rule applications. Total rules 1657 place count 473 transition count 1147
Iterating global reduction 5 with 25 rules applied. Total rules applied 1682 place count 473 transition count 1147
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 1704 place count 473 transition count 1125
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1706 place count 472 transition count 1124
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1730 place count 460 transition count 1215
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1734 place count 460 transition count 1211
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1738 place count 456 transition count 1143
Iterating global reduction 7 with 4 rules applied. Total rules applied 1742 place count 456 transition count 1143
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1746 place count 456 transition count 1139
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -26
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1754 place count 452 transition count 1165
Drop transitions (Redundant composition of simpler transitions.) removed 34 transitions
Redundant transition composition rules discarded 34 transitions
Iterating global reduction 8 with 34 rules applied. Total rules applied 1788 place count 452 transition count 1131
Discarding 16 places :
Symmetric choice reduction at 8 with 16 rule applications. Total rules 1804 place count 436 transition count 1099
Iterating global reduction 8 with 16 rules applied. Total rules applied 1820 place count 436 transition count 1099
Discarding 16 places :
Symmetric choice reduction at 8 with 16 rule applications. Total rules 1836 place count 420 transition count 919
Iterating global reduction 8 with 16 rules applied. Total rules applied 1852 place count 420 transition count 919
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 1868 place count 420 transition count 903
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1869 place count 419 transition count 902
Applied a total of 1869 rules in 203 ms. Remains 419 /1703 variables (removed 1284) and now considering 902/2996 (removed 2094) transitions.
[2026-05-24 15:18:04] [INFO ] Flow matrix only has 878 transitions (discarded 24 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7522507644503452097.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14393400442744981762.kers'
[2026-05-24 15:18:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7522507644503452097.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14393400442744981762.kers]
Normalized transition count is 877 out of 878 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 877 rows 419 cols 4494 entries
Finished phase 1 with 287 SingleSign rule and 0 generalized
[2026-05-24 15:18:04] [INFO ] Computed 132 invariants in 8 ms
Computed 132 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-14393400442744981762.kers
Total runtime 13 ms.
[2026-05-24 15:18:04] [INFO ] Implicit Places using invariants in 196 ms returned []
[2026-05-24 15:18:04] [INFO ] Flow matrix only has 878 transitions (discarded 24 similar events)
[2026-05-24 15:18:04] [INFO ] Invariant cache hit.
[2026-05-24 15:18:04] [INFO ] State equation strengthened by 45 read => feed constraints.
[2026-05-24 15:18:04] [INFO ] Implicit Places using invariants and state equation in 433 ms returned []
Implicit Place search using SMT with State Equation took 630 ms to find 0 implicit places.
[2026-05-24 15:18:04] [INFO ] Redundant transitions in 10 ms returned []
Running 838 sub problems to find dead transitions.
[2026-05-24 15:18:04] [INFO ] Flow matrix only has 878 transitions (discarded 24 similar events)
[2026-05-24 15:18:04] [INFO ] Invariant cache hit.
[2026-05-24 15:18:04] [INFO ] State equation strengthened by 45 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/418 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/418 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 2 (OVERLAPS) 1/419 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/419 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 4 (OVERLAPS) 877/1296 variables, 419/551 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1296 variables, 45/596 constraints. Problems are: Problem set: 0 solved, 838 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1296/1297 variables, and 596 constraints, problems are : Problem set: 0 solved, 838 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 419/419 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 838/838 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 838 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/418 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/418 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 2 (OVERLAPS) 1/419 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/419 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 4 (OVERLAPS) 877/1296 variables, 419/551 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1296 variables, 45/596 constraints. Problems are: Problem set: 0 solved, 838 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1296 variables, 838/1434 constraints. Problems are: Problem set: 0 solved, 838 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1296/1297 variables, and 1434 constraints, problems are : Problem set: 0 solved, 838 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 419/419 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 838/838 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60430ms problems are : Problem set: 0 solved, 838 unsolved
Search for dead transitions found 0 dead transitions in 60432ms
Starting structural reductions in SI_LTL mode, iteration 1 : 419/1703 places, 902/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61280 ms. Remains : 419/1703 places, 902/2996 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)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-07b-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-08 finished in 61422 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1525 edges and 1703 vertex of which 437 / 1703 are part of one of the 36 SCC in 4 ms
Free SCC test removed 401 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 278 transitions
Trivial Post-agglo rules discarded 278 transitions
Performed 278 trivial Post agglomeration. Transition count delta: 278
Iterating post reduction 0 with 278 rules applied. Total rules applied 279 place count 1301 transition count 2285
Reduce places removed 278 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 1 with 312 rules applied. Total rules applied 591 place count 1023 transition count 2251
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 613 place count 1001 transition count 2251
Performed 131 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 131 Pre rules applied. Total rules applied 613 place count 1001 transition count 2120
Deduced a syphon composed of 131 places in 7 ms
Reduce places removed 131 places and 0 transitions.
Iterating global reduction 3 with 262 rules applied. Total rules applied 875 place count 870 transition count 2120
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 937 place count 808 transition count 1737
Iterating global reduction 3 with 62 rules applied. Total rules applied 999 place count 808 transition count 1737
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1002 place count 808 transition count 1734
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 1002 place count 808 transition count 1727
Deduced a syphon composed of 7 places in 6 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 1016 place count 801 transition count 1727
Performed 299 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 299 places in 1 ms
Reduce places removed 299 places and 0 transitions.
Iterating global reduction 4 with 598 rules applied. Total rules applied 1614 place count 502 transition count 1422
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 1623 place count 502 transition count 1413
Discarding 25 places :
Symmetric choice reduction at 5 with 25 rule applications. Total rules 1648 place count 477 transition count 1153
Iterating global reduction 5 with 25 rules applied. Total rules applied 1673 place count 477 transition count 1153
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 1695 place count 477 transition count 1131
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1697 place count 476 transition count 1130
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -132
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 6 with 36 rules applied. Total rules applied 1733 place count 458 transition count 1262
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1737 place count 458 transition count 1258
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1741 place count 454 transition count 1184
Iterating global reduction 7 with 4 rules applied. Total rules applied 1745 place count 454 transition count 1184
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1749 place count 454 transition count 1180
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1757 place count 450 transition count 1208
Drop transitions (Redundant composition of simpler transitions.) removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 8 with 46 rules applied. Total rules applied 1803 place count 450 transition count 1162
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1818 place count 435 transition count 1132
Iterating global reduction 8 with 15 rules applied. Total rules applied 1833 place count 435 transition count 1132
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1848 place count 420 transition count 961
Iterating global reduction 8 with 15 rules applied. Total rules applied 1863 place count 420 transition count 961
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1878 place count 420 transition count 946
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 1880 place count 420 transition count 946
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 1881 place count 420 transition count 945
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1882 place count 419 transition count 943
Iterating global reduction 9 with 1 rules applied. Total rules applied 1883 place count 419 transition count 943
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1884 place count 418 transition count 930
Iterating global reduction 9 with 1 rules applied. Total rules applied 1885 place count 418 transition count 930
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1886 place count 418 transition count 929
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1887 place count 417 transition count 928
Applied a total of 1887 rules in 259 ms. Remains 417 /1703 variables (removed 1286) and now considering 928/2996 (removed 2068) transitions.
[2026-05-24 15:19:05] [INFO ] Flow matrix only has 893 transitions (discarded 35 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16087296208314709928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12597806679134657190.kers'
[2026-05-24 15:19:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16087296208314709928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12597806679134657190.kers]
Normalized transition count is 892 out of 893 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 892 rows 417 cols 4510 entries
Finished phase 1 with 285 SingleSign rule and 0 generalized
[2026-05-24 15:19:05] [INFO ] Computed 132 invariants in 3 ms
Computed 132 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12597806679134657190.kers
Total runtime 6 ms.
[2026-05-24 15:19:06] [INFO ] Implicit Places using invariants in 388 ms returned []
[2026-05-24 15:19:06] [INFO ] Flow matrix only has 893 transitions (discarded 35 similar events)
[2026-05-24 15:19:06] [INFO ] Invariant cache hit.
[2026-05-24 15:19:06] [INFO ] State equation strengthened by 56 read => feed constraints.
[2026-05-24 15:19:06] [INFO ] Implicit Places using invariants and state equation in 438 ms returned []
Implicit Place search using SMT with State Equation took 834 ms to find 0 implicit places.
[2026-05-24 15:19:06] [INFO ] Redundant transitions in 10 ms returned []
Running 863 sub problems to find dead transitions.
[2026-05-24 15:19:06] [INFO ] Flow matrix only has 893 transitions (discarded 35 similar events)
[2026-05-24 15:19:06] [INFO ] Invariant cache hit.
[2026-05-24 15:19:06] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 2 (OVERLAPS) 1/417 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/417 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 4 (OVERLAPS) 892/1309 variables, 417/549 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1309 variables, 56/605 constraints. Problems are: Problem set: 0 solved, 863 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1309/1310 variables, and 605 constraints, problems are : Problem set: 0 solved, 863 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 417/417 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 863/863 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 863 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 2 (OVERLAPS) 1/417 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/417 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 4 (OVERLAPS) 892/1309 variables, 417/549 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1309 variables, 56/605 constraints. Problems are: Problem set: 0 solved, 863 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1309 variables, 863/1468 constraints. Problems are: Problem set: 0 solved, 863 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1310 variables, and 1468 constraints, problems are : Problem set: 0 solved, 863 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 417/417 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 863/863 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60284ms problems are : Problem set: 0 solved, 863 unsolved
Search for dead transitions found 0 dead transitions in 60285ms
Starting structural reductions in SI_LTL mode, iteration 1 : 417/1703 places, 928/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61400 ms. Remains : 417/1703 places, 928/2996 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 33 ms :[(NOT p0)]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-09
Stuttering criterion allowed to conclude after 19 steps with 0 reset in 2 ms.
FORMULA DLCround-PT-07b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-09 finished in 61474 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!(G(X(p0)) U G(p1))&&X(!(p1 U p2))))'
Support contains 4 out of 1703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1687 transition count 2970
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1687 transition count 2970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1687 transition count 2969
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 42 place count 1678 transition count 2960
Iterating global reduction 1 with 9 rules applied. Total rules applied 51 place count 1678 transition count 2960
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 55 place count 1674 transition count 2946
Iterating global reduction 1 with 4 rules applied. Total rules applied 59 place count 1674 transition count 2946
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 61 place count 1672 transition count 2944
Iterating global reduction 1 with 2 rules applied. Total rules applied 63 place count 1672 transition count 2944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1671 transition count 2943
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1671 transition count 2943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1670 transition count 2942
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1670 transition count 2942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1669 transition count 2941
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1669 transition count 2941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1668 transition count 2940
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1668 transition count 2940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1667 transition count 2939
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1667 transition count 2939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1666 transition count 2938
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1666 transition count 2938
Applied a total of 75 rules in 527 ms. Remains 1666 /1703 variables (removed 37) and now considering 2938/2996 (removed 58) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11306287864906887952.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18349993857067527804.kers'
[2026-05-24 15:20:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11306287864906887952.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18349993857067527804.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2938 rows 1666 cols 8631 entries
Finished phase 1 with 1534 SingleSign rule and 0 generalized
[2026-05-24 15:20:07] [INFO ] Computed 132 invariants in 27 ms
Computed 132 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-18349993857067527804.kers
Total runtime 34 ms.
[2026-05-24 15:20:08] [INFO ] Implicit Places using invariants in 717 ms returned []
[2026-05-24 15:20:08] [INFO ] Invariant cache hit.
[2026-05-24 15:20:09] [INFO ] Implicit Places using invariants and state equation in 1786 ms returned []
Implicit Place search using SMT with State Equation took 2509 ms to find 0 implicit places.
Running 2937 sub problems to find dead transitions.
[2026-05-24 15:20:09] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1665/4604 variables, and 0 constraints, problems are : Problem set: 0 solved, 2937 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1666 constraints, PredecessorRefiner: 2937/2937 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2937 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1665/4604 variables, and 0 constraints, problems are : Problem set: 0 solved, 2937 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1666 constraints, PredecessorRefiner: 0/2937 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60872ms problems are : Problem set: 0 solved, 2937 unsolved
Search for dead transitions found 0 dead transitions in 60877ms
Starting structural reductions in LTL mode, iteration 1 : 1666/1703 places, 2938/2996 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63926 ms. Remains : 1666/1703 places, 2938/2996 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!(G(X(p0)) U G(p1))&&X(!(p1 U p2))))'
Stuttering acceptance computed with spot in 197 ms :[(OR p2 p1), p1, p2, (AND p0 p1), true, (AND p1 p0)]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 448 ms.
Product exploration explored 100000 steps with 50000 reset in 469 ms.
Computed a total of 259 stabilizing places and 259 stable transitions
Computed a total of 259 stabilizing places and 259 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 11 factoid took 19 ms. Proved property starting from automaton with 6 states, 10 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 133 ms.
FORMULA DLCround-PT-07b-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCround-PT-07b-LTLFireability-11 finished in 65218 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0)) U (p1 U (p2 U G(p3)))))'
Support contains 6 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1524 edges and 1703 vertex of which 431 / 1703 are part of one of the 36 SCC in 0 ms
Free SCC test removed 395 places
Ensure Unique test removed 425 transitions
Reduce isomorphic transitions removed 425 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 283 place count 1307 transition count 2288
Reduce places removed 282 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 319 rules applied. Total rules applied 602 place count 1025 transition count 2251
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 626 place count 1001 transition count 2251
Performed 131 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 131 Pre rules applied. Total rules applied 626 place count 1001 transition count 2120
Deduced a syphon composed of 131 places in 7 ms
Reduce places removed 131 places and 0 transitions.
Iterating global reduction 3 with 262 rules applied. Total rules applied 888 place count 870 transition count 2120
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 947 place count 811 transition count 1760
Iterating global reduction 3 with 59 rules applied. Total rules applied 1006 place count 811 transition count 1760
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1009 place count 811 transition count 1757
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6 Pre rules applied. Total rules applied 1009 place count 811 transition count 1751
Deduced a syphon composed of 6 places in 6 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 1021 place count 805 transition count 1751
Performed 303 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 303 places in 0 ms
Reduce places removed 303 places and 0 transitions.
Iterating global reduction 4 with 606 rules applied. Total rules applied 1627 place count 502 transition count 1441
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 1635 place count 502 transition count 1433
Renaming transitions due to excessive name length > 1024 char.
Discarding 24 places :
Symmetric choice reduction at 5 with 24 rule applications. Total rules 1659 place count 478 transition count 1181
Iterating global reduction 5 with 24 rules applied. Total rules applied 1683 place count 478 transition count 1181
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 5 with 21 rules applied. Total rules applied 1704 place count 478 transition count 1160
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1706 place count 477 transition count 1159
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -100
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 6 with 26 rules applied. Total rules applied 1732 place count 464 transition count 1259
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1736 place count 464 transition count 1255
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1740 place count 460 transition count 1187
Iterating global reduction 7 with 4 rules applied. Total rules applied 1744 place count 460 transition count 1187
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 1748 place count 460 transition count 1183
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -26
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1756 place count 456 transition count 1209
Drop transitions (Redundant composition of simpler transitions.) removed 33 transitions
Redundant transition composition rules discarded 33 transitions
Iterating global reduction 8 with 33 rules applied. Total rules applied 1789 place count 456 transition count 1176
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1804 place count 441 transition count 1146
Iterating global reduction 8 with 15 rules applied. Total rules applied 1819 place count 441 transition count 1146
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1834 place count 426 transition count 977
Iterating global reduction 8 with 15 rules applied. Total rules applied 1849 place count 426 transition count 977
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1864 place count 426 transition count 962
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1865 place count 425 transition count 961
Applied a total of 1865 rules in 264 ms. Remains 425 /1703 variables (removed 1278) and now considering 961/2996 (removed 2035) transitions.
[2026-05-24 15:21:12] [INFO ] Flow matrix only has 927 transitions (discarded 34 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1874725496337309854.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18277020776778138595.kers'
[2026-05-24 15:21:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1874725496337309854.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18277020776778138595.kers]
Normalized transition count is 926 out of 927 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 926 rows 425 cols 4674 entries
Finished phase 1 with 293 SingleSign rule and 0 generalized
[2026-05-24 15:21:12] [INFO ] Computed 132 invariants in 3 ms
Computed 132 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-18277020776778138595.kers
Total runtime 6 ms.
[2026-05-24 15:21:12] [INFO ] Implicit Places using invariants in 468 ms returned []
[2026-05-24 15:21:12] [INFO ] Flow matrix only has 927 transitions (discarded 34 similar events)
[2026-05-24 15:21:12] [INFO ] Invariant cache hit.
[2026-05-24 15:21:13] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-24 15:21:13] [INFO ] Implicit Places using invariants and state equation in 435 ms returned []
Implicit Place search using SMT with State Equation took 932 ms to find 0 implicit places.
[2026-05-24 15:21:13] [INFO ] Redundant transitions in 11 ms returned []
Running 893 sub problems to find dead transitions.
[2026-05-24 15:21:13] [INFO ] Flow matrix only has 927 transitions (discarded 34 similar events)
[2026-05-24 15:21:13] [INFO ] Invariant cache hit.
[2026-05-24 15:21:13] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/424 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/424 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 2 (OVERLAPS) 1/425 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 4 (OVERLAPS) 926/1351 variables, 425/557 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1351 variables, 46/603 constraints. Problems are: Problem set: 0 solved, 893 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1351/1352 variables, and 603 constraints, problems are : Problem set: 0 solved, 893 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 425/425 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 893/893 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 893 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/424 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/424 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 2 (OVERLAPS) 1/425 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 4 (OVERLAPS) 926/1351 variables, 425/557 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1351 variables, 46/603 constraints. Problems are: Problem set: 0 solved, 893 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1351 variables, 893/1496 constraints. Problems are: Problem set: 0 solved, 893 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1351/1352 variables, and 1496 constraints, problems are : Problem set: 0 solved, 893 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 425/425 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 893/893 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60378ms problems are : Problem set: 0 solved, 893 unsolved
Search for dead transitions found 0 dead transitions in 60380ms
Starting structural reductions in SI_LTL mode, iteration 1 : 425/1703 places, 961/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61615 ms. Remains : 425/1703 places, 961/2996 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0)) U (p1 U (p2 U G(p3)))))'
Stuttering acceptance computed with spot in 203 ms :[(NOT p3), (NOT p0), (AND (NOT p0) p1 (NOT p3)), (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) p1 (NOT p3)))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-12
Stuttering criterion allowed to conclude after 3763 steps with 1272 reset in 32 ms.
FORMULA DLCround-PT-07b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-12 finished in 61919 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((p0||F(!p1)))||G((X(F(p2))||(F(p0)&&(p0||F(!p1))))))))'
Support contains 4 out of 1703 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Graph (trivial) has 1526 edges and 1703 vertex of which 422 / 1703 are part of one of the 35 SCC in 1 ms
Free SCC test removed 387 places
Ensure Unique test removed 416 transitions
Reduce isomorphic transitions removed 416 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 283 transitions
Trivial Post-agglo rules discarded 283 transitions
Performed 283 trivial Post agglomeration. Transition count delta: 283
Iterating post reduction 0 with 283 rules applied. Total rules applied 284 place count 1315 transition count 2296
Reduce places removed 283 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 320 rules applied. Total rules applied 604 place count 1032 transition count 2259
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 25 rules applied. Total rules applied 629 place count 1008 transition count 2258
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 630 place count 1007 transition count 2258
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 132 Pre rules applied. Total rules applied 630 place count 1007 transition count 2126
Deduced a syphon composed of 132 places in 8 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 4 with 264 rules applied. Total rules applied 894 place count 875 transition count 2126
Discarding 59 places :
Symmetric choice reduction at 4 with 59 rule applications. Total rules 953 place count 816 transition count 1760
Iterating global reduction 4 with 59 rules applied. Total rules applied 1012 place count 816 transition count 1760
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1013 place count 816 transition count 1759
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 1013 place count 816 transition count 1751
Deduced a syphon composed of 8 places in 6 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 1029 place count 808 transition count 1751
Performed 304 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 304 places in 1 ms
Reduce places removed 304 places and 0 transitions.
Iterating global reduction 5 with 608 rules applied. Total rules applied 1637 place count 504 transition count 1440
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 1647 place count 504 transition count 1430
Renaming transitions due to excessive name length > 1024 char.
Discarding 25 places :
Symmetric choice reduction at 6 with 25 rule applications. Total rules 1672 place count 479 transition count 1170
Iterating global reduction 6 with 25 rules applied. Total rules applied 1697 place count 479 transition count 1170
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 6 with 22 rules applied. Total rules applied 1719 place count 479 transition count 1148
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 1723 place count 477 transition count 1146
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -142
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 7 with 36 rules applied. Total rules applied 1759 place count 459 transition count 1288
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 1764 place count 459 transition count 1283
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1769 place count 454 transition count 1193
Iterating global reduction 8 with 5 rules applied. Total rules applied 1774 place count 454 transition count 1193
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 1778 place count 454 transition count 1189
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -29
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 9 with 8 rules applied. Total rules applied 1786 place count 450 transition count 1218
Drop transitions (Redundant composition of simpler transitions.) removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 9 with 46 rules applied. Total rules applied 1832 place count 450 transition count 1172
Discarding 16 places :
Symmetric choice reduction at 9 with 16 rule applications. Total rules 1848 place count 434 transition count 1140
Iterating global reduction 9 with 16 rules applied. Total rules applied 1864 place count 434 transition count 1140
Discarding 16 places :
Symmetric choice reduction at 9 with 16 rule applications. Total rules 1880 place count 418 transition count 954
Iterating global reduction 9 with 16 rules applied. Total rules applied 1896 place count 418 transition count 954
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 9 with 16 rules applied. Total rules applied 1912 place count 418 transition count 938
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1913 place count 417 transition count 937
Applied a total of 1913 rules in 218 ms. Remains 417 /1703 variables (removed 1286) and now considering 937/2996 (removed 2059) transitions.
[2026-05-24 15:22:14] [INFO ] Flow matrix only has 903 transitions (discarded 34 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5504790504477227416.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14167339601445216890.kers'
[2026-05-24 15:22:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5504790504477227416.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14167339601445216890.kers]
Normalized transition count is 902 out of 903 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 902 rows 417 cols 4544 entries
Finished phase 1 with 285 SingleSign rule and 0 generalized
[2026-05-24 15:22:14] [INFO ] Computed 132 invariants in 3 ms
Computed 132 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14167339601445216890.kers
Total runtime 5 ms.
[2026-05-24 15:22:14] [INFO ] Implicit Places using invariants in 182 ms returned []
[2026-05-24 15:22:14] [INFO ] Flow matrix only has 903 transitions (discarded 34 similar events)
[2026-05-24 15:22:14] [INFO ] Invariant cache hit.
[2026-05-24 15:22:14] [INFO ] State equation strengthened by 59 read => feed constraints.
[2026-05-24 15:22:14] [INFO ] Implicit Places using invariants and state equation in 451 ms returned []
Implicit Place search using SMT with State Equation took 635 ms to find 0 implicit places.
[2026-05-24 15:22:14] [INFO ] Redundant transitions in 10 ms returned []
Running 873 sub problems to find dead transitions.
[2026-05-24 15:22:14] [INFO ] Flow matrix only has 903 transitions (discarded 34 similar events)
[2026-05-24 15:22:14] [INFO ] Invariant cache hit.
[2026-05-24 15:22:14] [INFO ] State equation strengthened by 59 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 2 (OVERLAPS) 1/417 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/417 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 4 (OVERLAPS) 902/1319 variables, 417/549 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1319 variables, 59/608 constraints. Problems are: Problem set: 0 solved, 873 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1319/1320 variables, and 608 constraints, problems are : Problem set: 0 solved, 873 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 417/417 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 873/873 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 873 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 2 (OVERLAPS) 1/417 variables, 120/132 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/417 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 4 (OVERLAPS) 902/1319 variables, 417/549 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1319 variables, 59/608 constraints. Problems are: Problem set: 0 solved, 873 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1319 variables, 873/1481 constraints. Problems are: Problem set: 0 solved, 873 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 Int declared 1319/1320 variables, and 1481 constraints, problems are : Problem set: 0 solved, 873 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 132/132 constraints, State Equation: 417/417 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 873/873 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60349ms problems are : Problem set: 0 solved, 873 unsolved
Search for dead transitions found 0 dead transitions in 60350ms
Starting structural reductions in SI_LTL mode, iteration 1 : 417/1703 places, 937/2996 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61220 ms. Remains : 417/1703 places, 937/2996 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||F(p1)))||G((X(F(p2))||(F(p0)&&(p0||F(p1))))))))'
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-13
Stuttering criterion allowed to conclude after 6946 steps with 0 reset in 66 ms.
FORMULA DLCround-PT-07b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-13 finished in 61466 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(X(X((F(G(p0))||G(p1))))))))'
Support contains 2 out of 1703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1687 transition count 2970
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1687 transition count 2970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1687 transition count 2969
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 41 place count 1679 transition count 2961
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 1679 transition count 2961
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 52 place count 1676 transition count 2948
Iterating global reduction 1 with 3 rules applied. Total rules applied 55 place count 1676 transition count 2948
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 56 place count 1675 transition count 2947
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 1675 transition count 2947
Applied a total of 57 rules in 244 ms. Remains 1675 /1703 variables (removed 28) and now considering 2947/2996 (removed 49) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3813666549964944276.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14708119196845462564.kers'
[2026-05-24 15:23:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3813666549964944276.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14708119196845462564.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2947 rows 1675 cols 8649 entries
Finished phase 1 with 1543 SingleSign rule and 0 generalized
[2026-05-24 15:23:15] [INFO ] Computed 132 invariants in 24 ms
Computed 132 P flows in 26 ms.
Exported basis to /tmp/petrispot-output-14708119196845462564.kers
Total runtime 33 ms.
[2026-05-24 15:23:16] [INFO ] Implicit Places using invariants in 881 ms returned []
[2026-05-24 15:23:16] [INFO ] Invariant cache hit.
[2026-05-24 15:23:18] [INFO ] Implicit Places using invariants and state equation in 1830 ms returned []
Implicit Place search using SMT with State Equation took 2716 ms to find 0 implicit places.
Running 2946 sub problems to find dead transitions.
[2026-05-24 15:23:18] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1674/4622 variables, and 0 constraints, problems are : Problem set: 0 solved, 2946 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1675 constraints, PredecessorRefiner: 2946/2946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2946 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1674/4622 variables, and 0 constraints, problems are : Problem set: 0 solved, 2946 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1675 constraints, PredecessorRefiner: 0/2946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61007ms problems are : Problem set: 0 solved, 2946 unsolved
Search for dead transitions found 0 dead transitions in 61014ms
Starting structural reductions in LTL mode, iteration 1 : 1675/1703 places, 2947/2996 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63986 ms. Remains : 1675/1703 places, 2947/2996 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(X(X((F(G(p0))||G(p1))))))))'
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 561 ms.
Product exploration explored 100000 steps with 0 reset in 804 ms.
Computed a total of 261 stabilizing places and 261 stable transitions
Computed a total of 261 stabilizing places and 261 stable transitions
Detected a total of 261/1675 stabilizing places and 261/2947 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 2 factoid took 61 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 6980 steps (0 resets) in 70 ms. (98 steps per ms) remains 0/2 properties
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 233 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2026-05-24 15:24:21] [INFO ] Invariant cache hit.
[2026-05-24 15:24:23] [INFO ] [Real]Absence check using 132 positive place invariants in 1063 ms returned sat
[2026-05-24 15:24:36] [INFO ] [Real]Absence check using state equation in 12906 ms returned unknown
Could not prove EG (AND (NOT p1) (NOT p0))
Knowledge-based reduction took 15495 ms.
Stuttering acceptance computed with spot in 299 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 2 out of 1675 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1675/1675 places, 2947/2947 transitions.
Applied a total of 0 rules in 57 ms. Remains 1675 /1675 variables (removed 0) and now considering 2947/2947 (removed 0) transitions.
[2026-05-24 15:24:37] [INFO ] Invariant cache hit.
[2026-05-24 15:24:37] [INFO ] Implicit Places using invariants in 779 ms returned []
[2026-05-24 15:24:37] [INFO ] Invariant cache hit.
[2026-05-24 15:24:39] [INFO ] Implicit Places using invariants and state equation in 1832 ms returned []
Implicit Place search using SMT with State Equation took 2613 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2675 ms. Remains : 1675/1675 places, 2947/2947 transitions.
Computed a total of 261 stabilizing places and 261 stable transitions
Computed a total of 261 stabilizing places and 261 stable transitions
Detected a total of 261/1675 stabilizing places and 261/2947 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 2 factoid took 65 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 5662 steps (0 resets) in 54 ms. (102 steps per ms) remains 0/2 properties
Knowledge based reduction with 2 factoid took 72 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 272 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2026-05-24 15:24:40] [INFO ] Invariant cache hit.
[2026-05-24 15:24:42] [INFO ] [Real]Absence check using 132 positive place invariants in 1060 ms returned sat
[2026-05-24 15:24:55] [INFO ] [Real]Absence check using state equation in 12953 ms returned unknown
Could not prove EG (AND (NOT p1) (NOT p0))
Knowledge-based reduction took 15535 ms.
Stuttering acceptance computed with spot in 325 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 291 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 549 ms.
Product exploration explored 100000 steps with 0 reset in 658 ms.
Spot run failed in 79 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/ltsmin14564958716895039875
[2026-05-24 15:24:57] [INFO ] Built C files in 55ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14564958716895039875
Running compilation step : cd /tmp/ltsmin14564958716895039875;'/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/ltsmin14564958716895039875;'/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/ltsmin14564958716895039875;'/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 2 out of 1675 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1675/1675 places, 2947/2947 transitions.
Applied a total of 0 rules in 53 ms. Remains 1675 /1675 variables (removed 0) and now considering 2947/2947 (removed 0) transitions.
[2026-05-24 15:25:00] [INFO ] Invariant cache hit.
[2026-05-24 15:25:01] [INFO ] Implicit Places using invariants in 770 ms returned []
[2026-05-24 15:25:01] [INFO ] Invariant cache hit.
[2026-05-24 15:25:02] [INFO ] Implicit Places using invariants and state equation in 1729 ms returned []
Implicit Place search using SMT with State Equation took 2511 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2564 ms. Remains : 1675/1675 places, 2947/2947 transitions.
Built C files in :
/tmp/ltsmin13541096120501971407
[2026-05-24 15:25:02] [INFO ] Built C files in 39ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13541096120501971407
Running compilation step : cd /tmp/ltsmin13541096120501971407;'/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/ltsmin13541096120501971407;'/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/ltsmin13541096120501971407;'/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)
[2026-05-24 15:25:06] [INFO ] Flatten gal took : 65 ms
[2026-05-24 15:25:06] [INFO ] Flatten gal took : 64 ms
[2026-05-24 15:25:06] [INFO ] Time to serialize gal into /tmp/LTL2335905719704988959.gal : 23 ms
[2026-05-24 15:25:06] [INFO ] Time to serialize properties into /tmp/LTL10158791494078798927.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/LTL2335905719704988959.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15503485018146787631.hoa' '-atoms' '/tmp/LTL10158791494078798927.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL10158791494078798927.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15503485018146787631.hoa
Detected timeout of ITS tools.
[2026-05-24 15:25:21] [INFO ] Flatten gal took : 59 ms
[2026-05-24 15:25:21] [INFO ] Flatten gal took : 93 ms
[2026-05-24 15:25:21] [INFO ] Time to serialize gal into /tmp/LTL6268058668233287822.gal : 20 ms
[2026-05-24 15:25:21] [INFO ] Time to serialize properties into /tmp/LTL10342283473210205352.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/LTL6268058668233287822.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10342283473210205352.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(X(X(X((F(G("(p361==1)")))||(G("(p2541==1)")))))))))
Formula 0 simplified : XXXXX(GF!"(p361==1)" & F!"(p2541==1)")
Detected timeout of ITS tools.
[2026-05-24 15:25:36] [INFO ] Flatten gal took : 49 ms
[2026-05-24 15:25:36] [INFO ] Applying decomposition
[2026-05-24 15:25:36] [INFO ] Flatten gal took : 49 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/graph9153307147417146241.txt' '-o' '/tmp/graph9153307147417146241.bin' '-w' '/tmp/graph9153307147417146241.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9153307147417146241.bin' '-l' '-1' '-v' '-w' '/tmp/graph9153307147417146241.weights' '-q' '0' '-e' '0.001'
[2026-05-24 15:25:36] [INFO ] Decomposing Gal with order
[2026-05-24 15:25:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 15:25:37] [INFO ] Removed a total of 2659 redundant transitions.
[2026-05-24 15:25:37] [INFO ] Flatten gal took : 192 ms
[2026-05-24 15:25:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 96 labels/synchronizations in 59 ms.
[2026-05-24 15:25:37] [INFO ] Time to serialize gal into /tmp/LTL6456053670120951917.gal : 26 ms
[2026-05-24 15:25:37] [INFO ] Time to serialize properties into /tmp/LTL14345818374680608544.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/LTL6456053670120951917.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14345818374680608544.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(X(X(X((F(G("(i3.u74.p361==1)")))||(G("(i17.u597.p2541==1)")))))))))
Formula 0 simplified : XXXXX(GF!"(i3.u74.p361==1)" & F!"(i17.u597.p2541==1)")
Detected timeout of ITS tools.
Treatment of property DLCround-PT-07b-LTLFireability-14 finished in 157010 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(((X(p1) U ((p2&&X(p1))||X(G(p1)))) U X(p3)))))'
Support contains 6 out of 1703 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1703/1703 places, 2996/2996 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1687 transition count 2980
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1687 transition count 2980
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1687 transition count 2979
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 42 place count 1678 transition count 2970
Iterating global reduction 1 with 9 rules applied. Total rules applied 51 place count 1678 transition count 2970
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 55 place count 1674 transition count 2956
Iterating global reduction 1 with 4 rules applied. Total rules applied 59 place count 1674 transition count 2956
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 61 place count 1672 transition count 2954
Iterating global reduction 1 with 2 rules applied. Total rules applied 63 place count 1672 transition count 2954
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1671 transition count 2953
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1671 transition count 2953
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1670 transition count 2952
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1670 transition count 2952
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1669 transition count 2951
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1669 transition count 2951
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1668 transition count 2950
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1668 transition count 2950
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1667 transition count 2949
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1667 transition count 2949
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1666 transition count 2948
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1666 transition count 2948
Applied a total of 75 rules in 522 ms. Remains 1666 /1703 variables (removed 37) and now considering 2948/2996 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13974333302615403330.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8258892866629735995.kers'
[2026-05-24 15:25:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13974333302615403330.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8258892866629735995.kers]
Culled 0 columns in 5 ms.
// Phase 1: matrix 2948 rows 1666 cols 8673 entries
Finished phase 1 with 1534 SingleSign rule and 0 generalized
[2026-05-24 15:25:53] [INFO ] Computed 132 invariants in 24 ms
Computed 132 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-8258892866629735995.kers
Total runtime 32 ms.
[2026-05-24 15:25:53] [INFO ] Implicit Places using invariants in 719 ms returned []
[2026-05-24 15:25:53] [INFO ] Invariant cache hit.
[2026-05-24 15:25:55] [INFO ] Implicit Places using invariants and state equation in 1768 ms returned []
Implicit Place search using SMT with State Equation took 2489 ms to find 0 implicit places.
Running 2947 sub problems to find dead transitions.
[2026-05-24 15:25:55] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1665/4614 variables, and 0 constraints, problems are : Problem set: 0 solved, 2947 unsolved in 30078 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1666 constraints, PredecessorRefiner: 2947/2947 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2947 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1665/4614 variables, and 0 constraints, problems are : Problem set: 0 solved, 2947 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/1666 constraints, PredecessorRefiner: 0/2947 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60945ms problems are : Problem set: 0 solved, 2947 unsolved
Search for dead transitions found 0 dead transitions in 60951ms
Starting structural reductions in LTL mode, iteration 1 : 1666/1703 places, 2948/2996 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63974 ms. Remains : 1666/1703 places, 2948/2996 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(((X(p1) U ((p2&&X(p1))||X(G(p1)))) U X(p3)))))'
Stuttering acceptance computed with spot in 552 ms :[(AND (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p3)), true, (NOT p1), (NOT p1), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DLCround-PT-07b-LTLFireability-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DLCround-PT-07b-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCround-PT-07b-LTLFireability-15 finished in 64610 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(X(X((F(G(p0))||G(p1))))))))'
Spot run failed in 50 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-24 15:26:57] [INFO ] Flatten gal took : 43 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin2777831096899389799
[2026-05-24 15:26:57] [INFO ] Too many transitions (2996) to apply POR reductions. Disabling POR matrices.
[2026-05-24 15:26:57] [INFO ] Applying decomposition
[2026-05-24 15:26:57] [INFO ] Built C files in 38ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2777831096899389799
Running compilation step : cd /tmp/ltsmin2777831096899389799;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-24 15:26:57] [INFO ] Flatten gal took : 84 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/graph9058885944216646927.txt' '-o' '/tmp/graph9058885944216646927.bin' '-w' '/tmp/graph9058885944216646927.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9058885944216646927.bin' '-l' '-1' '-v' '-w' '/tmp/graph9058885944216646927.weights' '-q' '0' '-e' '0.001'
[2026-05-24 15:26:57] [INFO ] Decomposing Gal with order
[2026-05-24 15:26:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 15:26:57] [INFO ] Removed a total of 2701 redundant transitions.
[2026-05-24 15:26:57] [INFO ] Flatten gal took : 101 ms
[2026-05-24 15:26:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 69 labels/synchronizations in 37 ms.
[2026-05-24 15:26:57] [INFO ] Time to serialize gal into /tmp/LTLFireability16681128877172816453.gal : 21 ms
[2026-05-24 15:26:57] [INFO ] Time to serialize properties into /tmp/LTLFireability7833987137476690613.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/LTLFireability16681128877172816453.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability7833987137476690613.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 1 LTL properties
Checking formula 0 : !((X(X(X(X(X((F(G("(i4.i0.i3.u77.p361==1)")))||(G("(i12.i0.i15.u609.p2541==1)")))))))))
Formula 0 simplified : XXXXX(GF!"(i4.i0.i3.u77.p361==1)" & F!"(i12.i0.i15.u609.p2541==1)")
Compilation finished in 6857 ms.
Running link step : cd /tmp/ltsmin2777831096899389799;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin2777831096899389799;'/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(X(X((<>([]((LTLAPp0==true)))||[]((LTLAPp1==true))))))))' '--buchi-type=spotba'
LTSmin run took 563 ms.
FORMULA DLCround-PT-07b-LTLFireability-14 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 1050733 ms.
BK_STOP 1779636424853
--------------------
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="DLCround-PT-07b"
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 DLCround-PT-07b, 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 r098-tall-177955695600580"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-07b.tgz
mv DLCround-PT-07b 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 ;