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.r130-smll-177955809000188.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)
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is FireWire-PT-06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809000188
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 8.0K Mar 7 05:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K Mar 7 05:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 7 05:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 05:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Mar 7 05:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Mar 7 05:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Mar 7 05:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 7 05:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 90K 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 FireWire-PT-06-LTLFireability-00
FORMULA_NAME FireWire-PT-06-LTLFireability-01
FORMULA_NAME FireWire-PT-06-LTLFireability-02
FORMULA_NAME FireWire-PT-06-LTLFireability-03
FORMULA_NAME FireWire-PT-06-LTLFireability-04
FORMULA_NAME FireWire-PT-06-LTLFireability-05
FORMULA_NAME FireWire-PT-06-LTLFireability-06
FORMULA_NAME FireWire-PT-06-LTLFireability-07
FORMULA_NAME FireWire-PT-06-LTLFireability-08
FORMULA_NAME FireWire-PT-06-LTLFireability-09
FORMULA_NAME FireWire-PT-06-LTLFireability-10
FORMULA_NAME FireWire-PT-06-LTLFireability-11
FORMULA_NAME FireWire-PT-06-LTLFireability-12
FORMULA_NAME FireWire-PT-06-LTLFireability-13
FORMULA_NAME FireWire-PT-06-LTLFireability-14
FORMULA_NAME FireWire-PT-06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779800910874

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 13:08:33] [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]
[2026-05-26 13:08:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 13:08:33] [INFO ] Load time of PNML (sax parser for PT used): 196 ms
[2026-05-26 13:08:33] [INFO ] Transformed 116 places.
[2026-05-26 13:08:33] [INFO ] Transformed 368 transitions.
[2026-05-26 13:08:33] [INFO ] Found NUPN structural information;
[2026-05-26 13:08:33] [INFO ] Parsed PT model containing 116 places and 368 transitions and 1362 arcs in 495 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 56 transitions
Reduce redundant transitions removed 56 transitions.
FORMULA FireWire-PT-06-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-06-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 312/312 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 115 transition count 310
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 115 transition count 310
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 8 place count 115 transition count 304
Applied a total of 8 rules in 84 ms. Remains 115 /116 variables (removed 1) and now considering 304/312 (removed 8) transitions.
[2026-05-26 13:08:34] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6265501990780789836.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2459871769016322352.kers'
[2026-05-26 13:08:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6265501990780789836.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2459871769016322352.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 115 cols 932 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:08:34] [INFO ] Computed 9 invariants in 1 ms
Computed 9 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2459871769016322352.kers
Total runtime 3 ms.
[2026-05-26 13:08:34] [INFO ] Implicit Places using invariants in 447 ms returned []
[2026-05-26 13:08:34] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:08:34] [INFO ] Invariant cache hit.
[2026-05-26 13:08:34] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:08:35] [INFO ] Implicit Places using invariants and state equation in 420 ms returned [61]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 922 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 114/116 places, 304/312 transitions.
Applied a total of 0 rules in 5 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1040 ms. Remains : 114/116 places, 304/312 transitions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 5 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:08:35] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7248503535452895491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3513464471275795417.kers'
[2026-05-26 13:08:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7248503535452895491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3513464471275795417.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:08:35] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3513464471275795417.kers
Total runtime 2 ms.
[2026-05-26 13:08:35] [INFO ] Implicit Places using invariants in 176 ms returned []
[2026-05-26 13:08:35] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:08:35] [INFO ] Invariant cache hit.
[2026-05-26 13:08:35] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:08:35] [INFO ] Implicit Places using invariants and state equation in 381 ms returned []
Implicit Place search using SMT with State Equation took 560 ms to find 0 implicit places.
Running 303 sub problems to find dead transitions.
[2026-05-26 13:08:35] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:08:35] [INFO ] Invariant cache hit.
[2026-05-26 13:08:35] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/114 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/391 variables, 114/129 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/391 variables, 40/169 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/391 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (OVERLAPS) 1/392 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/392 variables, and 170 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 114/114 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 303 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/114 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/391 variables, 114/129 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/391 variables, 40/169 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/391 variables, 303/472 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/391 variables, 1/473 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/391 variables, 2/475 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 391/392 variables, and 475 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 114/114 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 60583ms problems are : Problem set: 0 solved, 303 unsolved
Search for dead transitions found 0 dead transitions in 60615ms
Finished structural reductions in LTL mode , in 1 iterations and 61225 ms. Remains : 114/114 places, 304/304 transitions.
Support contains 39 out of 114 places after structural reductions.
[2026-05-26 13:09:36] [INFO ] Flatten gal took : 73 ms
[2026-05-26 13:09:36] [INFO ] Flatten gal took : 38 ms
[2026-05-26 13:09:36] [INFO ] Input system was already deterministic with 304 transitions.
RANDOM walk for 40000 steps (2022 resets) in 2343 ms. (17 steps per ms) remains 11/30 properties
BEST_FIRST walk for 40000 steps (8 resets) in 343 ms. (116 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (526 resets) in 137 ms. (289 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (539 resets) in 191 ms. (208 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (15 resets) in 189 ms. (210 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (476 resets) in 137 ms. (289 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 242 ms. (164 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (15 resets) in 147 ms. (270 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (498 resets) in 123 ms. (322 steps per ms) remains 10/11 properties
BEST_FIRST walk for 40003 steps (520 resets) in 152 ms. (261 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40001 steps (856 resets) in 231 ms. (172 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (856 resets) in 354 ms. (112 steps per ms) remains 10/10 properties
[2026-05-26 13:09:38] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:09:38] [INFO ] Invariant cache hit.
[2026-05-26 13:09:38] [INFO ] State equation strengthened by 41 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 85/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 12/113 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 277/390 variables, 113/124 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/390 variables, 40/164 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/390 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 1/391 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/391 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 1/392 variables, 1/166 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/392 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 0/392 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/392 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 0/392 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/392 variables, and 167 constraints, problems are : Problem set: 0 solved, 10 unsolved in 2440 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 114/114 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 85/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 12/113 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/113 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 277/390 variables, 113/126 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/390 variables, 40/166 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 10/176 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 1/391 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/391 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/391 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (OVERLAPS) 1/392 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/392 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 17 (OVERLAPS) 0/392 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 392/392 variables, and 179 constraints, problems are : Problem set: 0 solved, 10 unsolved in 3935 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 114/114 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6409ms problems are : Problem set: 0 solved, 10 unsolved
Parikh walk visited 0 properties in 13687 ms.
Support contains 16 out of 114 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 114/114 places, 304/304 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 114 transition count 301
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 114 transition count 300
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 113 transition count 300
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 111 transition count 298
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 108 transition count 305
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 21 place count 108 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 26 place count 108 transition count 294
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 27 place count 108 transition count 296
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 30 place count 107 transition count 294
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 32 place count 107 transition count 292
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 33 place count 106 transition count 291
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 34 place count 105 transition count 291
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 34 place count 105 transition count 290
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 36 place count 104 transition count 290
Applied a total of 36 rules in 138 ms. Remains 104 /114 variables (removed 10) and now considering 290/304 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 104/114 places, 290/304 transitions.
RANDOM walk for 40000 steps (2490 resets) in 789 ms. (50 steps per ms) remains 8/10 properties
BEST_FIRST walk for 40002 steps (620 resets) in 123 ms. (322 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (613 resets) in 85 ms. (465 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (20 resets) in 82 ms. (481 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (562 resets) in 108 ms. (366 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (623 resets) in 116 ms. (341 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (573 resets) in 90 ms. (439 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1275 resets) in 107 ms. (370 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1283 resets) in 124 ms. (320 steps per ms) remains 8/8 properties
[2026-05-26 13:09:59] [INFO ] Flow matrix only has 262 transitions (discarded 28 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6115200014675432300.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17972011799526959403.kers'
[2026-05-26 13:09:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6115200014675432300.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17972011799526959403.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 262 rows 103 cols 882 entries
Finished phase 1 with 97 SingleSign rule and 0 generalized
[2026-05-26 13:09:59] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17972011799526959403.kers
Total runtime 3 ms.
[2026-05-26 13:09:59] [INFO ] State equation strengthened by 39 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 81/95 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 259/354 variables, 95/100 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 39/139 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 12/366 variables, 9/149 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/366 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/366 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 0/366 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 366/366 variables, and 152 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1115 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 104/104 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 81/95 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/95 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 259/354 variables, 95/102 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 39/141 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 8/149 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 12/366 variables, 9/158 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/366 variables, 3/161 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/366 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/366 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 0/366 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 366/366 variables, and 162 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1932 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 104/104 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3080ms problems are : Problem set: 0 solved, 8 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 14 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 290/290 transitions.
Applied a total of 0 rules in 18 ms. Remains 104 /104 variables (removed 0) and now considering 290/290 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 104/104 places, 290/290 transitions.
RANDOM walk for 40000 steps (2412 resets) in 249 ms. (160 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (622 resets) in 108 ms. (367 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (604 resets) in 114 ms. (347 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (17 resets) in 55 ms. (714 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (590 resets) in 85 ms. (465 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (623 resets) in 94 ms. (421 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (610 resets) in 114 ms. (347 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (1262 resets) in 114 ms. (347 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (1237 resets) in 70 ms. (563 steps per ms) remains 8/8 properties
Finished probabilistic random walk after 113408 steps, run visited all 8 properties in 591 ms. (steps per millisecond=191 )
Probabilistic random walk after 113408 steps, saw 25771 distinct states, run finished after 597 ms. (steps per millisecond=189 ) properties seen :8
FORMULA FireWire-PT-06-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 stabilizing places and 2 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(X(p0))&&F(p1))))'
Support contains 4 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 8 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:10:03] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6817522492913102687.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4863280850760272551.kers'
[2026-05-26 13:10:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6817522492913102687.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4863280850760272551.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:10:03] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4863280850760272551.kers
Total runtime 3 ms.
[2026-05-26 13:10:04] [INFO ] Implicit Places using invariants in 222 ms returned []
[2026-05-26 13:10:04] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:10:04] [INFO ] Invariant cache hit.
[2026-05-26 13:10:04] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:10:04] [INFO ] Implicit Places using invariants and state equation in 456 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 686 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 7 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 701 ms. Remains : 113/114 places, 304/304 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((X(X(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 500 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FireWire-PT-06-LTLFireability-00
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 3 ms.
FORMULA FireWire-PT-06-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-00 finished in 1352 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)||X((X(F(p0))||p1))))'
Support contains 4 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 4 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:10:05] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:10:05] [INFO ] Invariant cache hit.
[2026-05-26 13:10:05] [INFO ] Implicit Places using invariants in 172 ms returned []
[2026-05-26 13:10:05] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:10:05] [INFO ] Invariant cache hit.
[2026-05-26 13:10:05] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:10:05] [INFO ] Implicit Places using invariants and state equation in 350 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 525 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 3 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 533 ms. Remains : 113/114 places, 304/304 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)||X((X(F(p0))||p1))))'
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : FireWire-PT-06-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 456 ms.
Product exploration explored 100000 steps with 50000 reset in 283 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 5 factoid took 77 ms. Proved property starting from automaton with 3 states, 3 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 87 ms.
FORMULA FireWire-PT-06-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-06-LTLFireability-01 finished in 1523 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(G(p1)))))'
Support contains 4 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:10:06] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:10:06] [INFO ] Invariant cache hit.
[2026-05-26 13:10:06] [INFO ] Implicit Places using invariants in 135 ms returned []
[2026-05-26 13:10:06] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:10:06] [INFO ] Invariant cache hit.
[2026-05-26 13:10:06] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:10:07] [INFO ] Implicit Places using invariants and state equation in 320 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 457 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 2 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 462 ms. Remains : 113/114 places, 304/304 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(G(p0))||p1)))'
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FireWire-PT-06-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 132 ms.
Product exploration explored 100000 steps with 0 reset in 131 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 3 factoid took 69 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 421 steps (23 resets) in 7 ms. (52 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Knowledge-based reduction took 211 ms.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Support contains 2 out of 113 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 : 113/113 places, 304/304 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 112 transition count 302
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 111 transition count 302
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 0 with 2 rules applied. Total rules applied 4 place count 110 transition count 301
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 107 transition count 308
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 18 place count 107 transition count 300
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 19 place count 106 transition count 299
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 20 place count 105 transition count 299
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 20 place count 105 transition count 298
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 22 place count 104 transition count 298
Applied a total of 22 rules in 44 ms. Remains 104 /113 variables (removed 9) and now considering 298/304 (removed 6) transitions.
[2026-05-26 13:10:07] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4641873875532776315.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6163382276302929947.kers'
[2026-05-26 13:10:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4641873875532776315.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6163382276302929947.kers]
Normalized transition count is 265 out of 266 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 265 rows 104 cols 890 entries
Finished phase 1 with 98 SingleSign rule and 0 generalized
[2026-05-26 13:10:07] [INFO ] Computed 6 invariants in 2 ms
Computed 6 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6163382276302929947.kers
Total runtime 3 ms.
[2026-05-26 13:10:07] [INFO ] Implicit Places using invariants in 141 ms returned []
[2026-05-26 13:10:07] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
[2026-05-26 13:10:07] [INFO ] Invariant cache hit.
[2026-05-26 13:10:08] [INFO ] State equation strengthened by 39 read => feed constraints.
[2026-05-26 13:10:08] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 407 ms to find 0 implicit places.
[2026-05-26 13:10:08] [INFO ] Redundant transitions in 44 ms returned []
Running 295 sub problems to find dead transitions.
[2026-05-26 13:10:08] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
[2026-05-26 13:10:08] [INFO ] Invariant cache hit.
[2026-05-26 13:10:08] [INFO ] State equation strengthened by 39 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 3 (OVERLAPS) 265/369 variables, 104/116 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/369 variables, 39/155 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 6 (OVERLAPS) 0/369 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 295 unsolved
No progress, stopping.
After SMT solving in domain Real declared 369/370 variables, and 155 constraints, problems are : Problem set: 0 solved, 295 unsolved in 24372 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 104/104 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 295/295 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 3 (OVERLAPS) 265/369 variables, 104/116 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/369 variables, 39/155 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 295/450 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 1/451 constraints. Problems are: Problem set: 0 solved, 295 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 1/452 constraints. Problems are: Problem set: 0 solved, 295 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 369/370 variables, and 452 constraints, problems are : Problem set: 0 solved, 295 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 104/104 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 295/295 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54615ms problems are : Problem set: 0 solved, 295 unsolved
Search for dead transitions found 0 dead transitions in 54621ms
Starting structural reductions in SI_LTL mode, iteration 1 : 104/113 places, 298/304 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55128 ms. Remains : 104/113 places, 298/304 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 125 steps (7 resets) in 6 ms. (17 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 80 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Knowledge-based reduction took 242 ms.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Stuttering criterion allowed to conclude after 19 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-02 finished in 56641 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(X(X(X(p0)))) U p0) U p1)) U (G(p2) U p3)))'
Support contains 7 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 2 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:11:03] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1561332795818294235.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2189591255489357984.kers'
[2026-05-26 13:11:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1561332795818294235.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2189591255489357984.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:11:03] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2189591255489357984.kers
Total runtime 8 ms.
[2026-05-26 13:11:03] [INFO ] Implicit Places using invariants in 184 ms returned []
[2026-05-26 13:11:03] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:11:03] [INFO ] Invariant cache hit.
[2026-05-26 13:11:03] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:11:03] [INFO ] Implicit Places using invariants and state equation in 424 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 612 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 3 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 619 ms. Remains : 113/114 places, 304/304 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(X(X(X(p0)))) U p0) U p1)) U (G(p2) U p3)))'
Stuttering acceptance computed with spot in 783 ms :[(NOT p3), (NOT p0), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p3)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p3) p2), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : FireWire-PT-06-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-05 finished in 1537 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(((!p0 U (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(X(X(X(F(!p2))))&&(!p0 U (p1||G(!p0)))))))))'
Support contains 5 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:11:04] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:11:04] [INFO ] Invariant cache hit.
[2026-05-26 13:11:05] [INFO ] Implicit Places using invariants in 200 ms returned []
[2026-05-26 13:11:05] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:11:05] [INFO ] Invariant cache hit.
[2026-05-26 13:11:05] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:11:05] [INFO ] Implicit Places using invariants and state equation in 449 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 652 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 3 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 657 ms. Remains : 113/114 places, 304/304 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(((!p0 U (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(X(X(X(F(!p2))))&&(!p0 U (p1||G(!p0)))))))))'
Stuttering acceptance computed with spot in 516 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p2 p0 (NOT p1)), (AND p0 (NOT p1)), p2, (AND p2 p0 (NOT p1)), p2, (AND p2 p0 (NOT p1))]
Running random walk in product with property : FireWire-PT-06-LTLFireability-06
Product exploration explored 100000 steps with 16666 reset in 248 ms.
Product exploration explored 100000 steps with 16666 reset in 272 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 6 factoid took 117 ms. Reduced automaton from 10 states, 16 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (2025 resets) in 295 ms. (135 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40004 steps (855 resets) in 430 ms. (92 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (661 resets) in 189 ms. (210 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (838 resets) in 101 ms. (392 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (677 resets) in 101 ms. (392 steps per ms) remains 4/4 properties
[2026-05-26 13:11:07] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18273108828665072577.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10486045378365306703.kers'
[2026-05-26 13:11:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18273108828665072577.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10486045378365306703.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 113 cols 926 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:11:07] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10486045378365306703.kers
Total runtime 4 ms.
[2026-05-26 13:11:07] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem apf3 is UNSAT
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10/111 variables, 3/7 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 277/388 variables, 111/118 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 40/158 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 0/158 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/390 variables, 2/160 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/390 variables, 0/160 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1/391 variables, 1/161 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/391 variables, 0/161 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/391 variables, 0/161 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 391/391 variables, and 161 constraints, problems are : Problem set: 1 solved, 3 unsolved in 456 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 33/111 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 277/388 variables, 111/119 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 40/159 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 0/159 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/390 variables, 2/161 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 3/164 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/164 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/391 variables, 1/165 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/391 variables, 0/165 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/391 variables, 0/165 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 391/391 variables, and 165 constraints, problems are : Problem set: 1 solved, 3 unsolved in 1190 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 3/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1671ms problems are : Problem set: 1 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 294 ms.
Support contains 4 out of 113 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 113/113 places, 304/304 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 113 transition count 301
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 113 transition count 300
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 112 transition count 300
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 1 with 4 rules applied. Total rules applied 9 place count 110 transition count 298
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 107 transition count 305
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 21 place count 107 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 26 place count 107 transition count 294
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 107 transition count 292
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 30 place count 105 transition count 292
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 31 place count 104 transition count 291
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 32 place count 103 transition count 291
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 32 place count 103 transition count 290
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 34 place count 102 transition count 290
Applied a total of 34 rules in 81 ms. Remains 102 /113 variables (removed 11) and now considering 290/304 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 102/113 places, 290/304 transitions.
RANDOM walk for 40000 steps (2423 resets) in 275 ms. (144 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1288 resets) in 161 ms. (246 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1231 resets) in 151 ms. (263 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (835 resets) in 118 ms. (336 steps per ms) remains 2/3 properties
[2026-05-26 13:11:09] [INFO ] Flow matrix only has 263 transitions (discarded 27 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3080025886352932895.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9245596434772680400.kers'
[2026-05-26 13:11:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3080025886352932895.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9245596434772680400.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 263 rows 102 cols 888 entries
Finished phase 1 with 96 SingleSign rule and 0 generalized
[2026-05-26 13:11:09] [INFO ] Computed 6 invariants in 2 ms
Computed 6 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-9245596434772680400.kers
Total runtime 5 ms.
[2026-05-26 13:11:09] [INFO ] State equation strengthened by 39 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 69/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 238/311 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/311 variables, 27/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/311 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 54/365 variables, 29/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 3/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 12/147 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/365 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/365 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 365/365 variables, and 147 constraints, problems are : Problem set: 0 solved, 2 unsolved in 291 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 102/102 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 69/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 238/311 variables, 73/76 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/311 variables, 27/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/311 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 54/365 variables, 29/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 3/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 12/147 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/365 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/365 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/365 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 365/365 variables, and 149 constraints, problems are : Problem set: 0 solved, 2 unsolved in 553 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 102/102 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 866ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 986 steps, including 124 resets, run visited all 2 properties in 12 ms. (steps per millisecond=82 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 21 ms.
Found 1 invariant AP formulas.
Knowledge based reduction with 7 factoid took 184 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 349 ms :[p2, (AND p2 p0 (NOT p1)), p2, (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Knowledge-based reduction took 4219 ms.
Stuttering acceptance computed with spot in 364 ms :[p2, (AND p2 p0 (NOT p1)), p2, (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Support contains 5 out of 113 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 113/113 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:11:11] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11897209124759538613.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8217669034614561366.kers'
[2026-05-26 13:11:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11897209124759538613.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8217669034614561366.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 113 cols 926 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:11:11] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8217669034614561366.kers
Total runtime 2 ms.
[2026-05-26 13:11:11] [INFO ] Implicit Places using invariants in 157 ms returned []
[2026-05-26 13:11:11] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:11:11] [INFO ] Invariant cache hit.
[2026-05-26 13:11:11] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:11:11] [INFO ] Implicit Places using invariants and state equation in 466 ms returned []
Implicit Place search using SMT with State Equation took 626 ms to find 0 implicit places.
Running 303 sub problems to find dead transitions.
[2026-05-26 13:11:11] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:11:11] [INFO ] Invariant cache hit.
[2026-05-26 13:11:11] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/390 variables, 113/126 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/390 variables, 40/166 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/390 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (OVERLAPS) 1/391 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/391 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 391/391 variables, and 167 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 303 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/390 variables, 113/126 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/390 variables, 40/166 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/390 variables, 303/469 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/390 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/390 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 390/391 variables, and 472 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60213ms problems are : Problem set: 0 solved, 303 unsolved
Search for dead transitions found 0 dead transitions in 60216ms
Finished structural reductions in LTL mode , in 1 iterations and 60848 ms. Remains : 113/113 places, 304/304 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 1 factoid took 88 ms. Reduced automaton from 7 states, 8 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40000 steps (2018 resets) in 328 ms. (121 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (844 resets) in 109 ms. (363 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (832 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
[2026-05-26 13:12:12] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:12:12] [INFO ] Invariant cache hit.
[2026-05-26 13:12:12] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 33/111 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 277/388 variables, 111/118 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/390 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/390 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/391 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/391 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/391 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 391/391 variables, and 161 constraints, problems are : Problem set: 0 solved, 2 unsolved in 506 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 33/111 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 277/388 variables, 111/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 40/159 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/390 variables, 2/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/391 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/391 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/391 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/391 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/391 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 391/391 variables, and 165 constraints, problems are : Problem set: 0 solved, 2 unsolved in 956 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1471ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 41 ms.
Support contains 4 out of 113 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 113/113 places, 304/304 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 113 transition count 301
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 113 transition count 300
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 112 transition count 300
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 1 with 4 rules applied. Total rules applied 9 place count 110 transition count 298
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 107 transition count 305
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 21 place count 107 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 26 place count 107 transition count 294
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 107 transition count 292
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 30 place count 105 transition count 292
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 31 place count 104 transition count 291
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 32 place count 103 transition count 291
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 32 place count 103 transition count 290
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 34 place count 102 transition count 290
Applied a total of 34 rules in 40 ms. Remains 102 /113 variables (removed 11) and now considering 290/304 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 102/113 places, 290/304 transitions.
RANDOM walk for 40000 steps (2391 resets) in 165 ms. (240 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1276 resets) in 88 ms. (449 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1300 resets) in 56 ms. (701 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 87936 steps, run visited all 2 properties in 388 ms. (steps per millisecond=226 )
Probabilistic random walk after 87936 steps, saw 19412 distinct states, run finished after 388 ms. (steps per millisecond=226 ) properties seen :2
Knowledge based reduction with 1 factoid took 116 ms. Reduced automaton from 7 states, 8 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 308 ms :[p2, (AND p2 p0 (NOT p1)), p2, (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Knowledge-based reduction took 2757 ms.
Stuttering acceptance computed with spot in 304 ms :[p2, (AND p2 p0 (NOT p1)), p2, (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Stuttering acceptance computed with spot in 307 ms :[p2, (AND p2 p0 (NOT p1)), p2, (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Product exploration explored 100000 steps with 20000 reset in 288 ms.
Product exploration explored 100000 steps with 20000 reset in 339 ms.
Spot run failed in 156 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/ltsmin12963161945386072897
[2026-05-26 13:12:16] [INFO ] Built C files in 32ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12963161945386072897
Running compilation step : cd /tmp/ltsmin12963161945386072897;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1042 ms.
Running link step : cd /tmp/ltsmin12963161945386072897;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 59 ms.
Running LTSmin : cd /tmp/ltsmin12963161945386072897;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased15193119055924604924.hoa' '--buchi-type=spotba'
LTSmin run took 62 ms.
FORMULA FireWire-PT-06-LTLFireability-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-06-LTLFireability-06 finished in 72640 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(F(p0)) U (X((F(!p0)||G(!p2)))&&p1))))'
Support contains 6 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:12:17] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9309643041265832284.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8023750990958818702.kers'
[2026-05-26 13:12:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9309643041265832284.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8023750990958818702.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:12:17] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8023750990958818702.kers
Total runtime 2 ms.
[2026-05-26 13:12:17] [INFO ] Implicit Places using invariants in 151 ms returned []
[2026-05-26 13:12:17] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:12:17] [INFO ] Invariant cache hit.
[2026-05-26 13:12:17] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:12:18] [INFO ] Implicit Places using invariants and state equation in 378 ms returned []
Implicit Place search using SMT with State Equation took 531 ms to find 0 implicit places.
Running 303 sub problems to find dead transitions.
[2026-05-26 13:12:18] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:12:18] [INFO ] Invariant cache hit.
[2026-05-26 13:12:18] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/114 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/391 variables, 114/129 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/391 variables, 40/169 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/391 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (OVERLAPS) 1/392 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/392 variables, and 170 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 114/114 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 303 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/114 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/391 variables, 114/129 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/391 variables, 40/169 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/391 variables, 303/472 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/391 variables, 1/473 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 391/392 variables, and 475 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 114/114 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 60132ms problems are : Problem set: 0 solved, 303 unsolved
Search for dead transitions found 0 dead transitions in 60133ms
Finished structural reductions in LTL mode , in 1 iterations and 60668 ms. Remains : 114/114 places, 304/304 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(F(p0)) U (X((F(!p0)||G(!p2)))&&p1))))'
Stuttering acceptance computed with spot in 354 ms :[(OR (NOT p1) (AND p0 p2)), (OR (NOT p1) (AND p0 p2)), (NOT p0), (NOT p0), (AND p0 p2), (OR (AND p0 (NOT p1)) (AND p0 p2))]
Running random walk in product with property : FireWire-PT-06-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 266 ms.
Product exploration explored 100000 steps with 33333 reset in 285 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 11 factoid took 87 ms. Proved property starting from automaton with 6 states, 13 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 96 ms.
FORMULA FireWire-PT-06-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-06-LTLFireability-07 finished in 61730 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 4 out of 114 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 113 transition count 302
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 112 transition count 302
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 0 with 2 rules applied. Total rules applied 4 place count 111 transition count 301
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 108 transition count 308
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 18 place count 108 transition count 300
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 19 place count 107 transition count 299
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 20 place count 106 transition count 299
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 20 place count 106 transition count 298
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 22 place count 105 transition count 298
Applied a total of 22 rules in 46 ms. Remains 105 /114 variables (removed 9) and now considering 298/304 (removed 6) transitions.
[2026-05-26 13:13:19] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2701987709208101592.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7614209284026314531.kers'
[2026-05-26 13:13:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2701987709208101592.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7614209284026314531.kers]
Normalized transition count is 265 out of 266 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 265 rows 104 cols 890 entries
Finished phase 1 with 98 SingleSign rule and 0 generalized
[2026-05-26 13:13:19] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7614209284026314531.kers
Total runtime 3 ms.
[2026-05-26 13:13:19] [INFO ] Implicit Places using invariants in 173 ms returned []
[2026-05-26 13:13:19] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
[2026-05-26 13:13:19] [INFO ] Invariant cache hit.
[2026-05-26 13:13:19] [INFO ] State equation strengthened by 39 read => feed constraints.
[2026-05-26 13:13:19] [INFO ] Implicit Places using invariants and state equation in 417 ms returned [34]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 602 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 104/114 places, 298/304 transitions.
Applied a total of 0 rules in 9 ms. Remains 104 /104 variables (removed 0) and now considering 298/298 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 657 ms. Remains : 104/114 places, 298/304 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 196 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FireWire-PT-06-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-08 finished in 898 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((G(p2)||p1))))||X(X(p3))))'
Support contains 7 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:13:20] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15892498065290873805.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10398493972706612240.kers'
[2026-05-26 13:13:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15892498065290873805.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10398493972706612240.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:13:20] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10398493972706612240.kers
Total runtime 1 ms.
[2026-05-26 13:13:20] [INFO ] Implicit Places using invariants in 125 ms returned []
[2026-05-26 13:13:20] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:13:20] [INFO ] Invariant cache hit.
[2026-05-26 13:13:20] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:13:20] [INFO ] Implicit Places using invariants and state equation in 255 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 391 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 0 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 394 ms. Remains : 113/114 places, 304/304 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((G(p2)||p1))))||X(X(p3))))'
Stuttering acceptance computed with spot in 447 ms :[true, (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2)), (AND (NOT p3) (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p3) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p2)]
Running random walk in product with property : FireWire-PT-06-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 155 ms.
Product exploration explored 100000 steps with 0 reset in 126 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 20 factoid took 107 ms. Reduced automaton from 11 states, 26 edges and 4 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (1985 resets) in 168 ms. (236 steps per ms) remains 2/7 properties
BEST_FIRST walk for 40003 steps (19 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (478 resets) in 138 ms. (287 steps per ms) remains 2/2 properties
[2026-05-26 13:13:21] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2184624932640010393.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4370556086571492182.kers'
[2026-05-26 13:13:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2184624932640010393.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4370556086571492182.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 113 cols 926 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:13:21] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4370556086571492182.kers
Total runtime 3 ms.
[2026-05-26 13:13:21] [INFO ] State equation strengthened by 41 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 33/111 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 277/388 variables, 111/118 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/390 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/390 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/391 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/391 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/391 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 391/391 variables, and 161 constraints, problems are : Problem set: 0 solved, 2 unsolved in 254 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
At refinement iteration 1 (OVERLAPS) 74/78 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 33/111 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 277/388 variables, 111/119 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 40/159 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 1/160 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/388 variables, 0/160 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/390 variables, 2/162 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/162 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/391 variables, 1/163 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/391 variables, 0/163 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/391 variables, 0/163 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 391/391 variables, and 163 constraints, problems are : Problem set: 1 solved, 1 unsolved in 440 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 712ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 2 out of 113 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 113/113 places, 304/304 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 113 transition count 301
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 113 transition count 300
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 112 transition count 300
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 110 transition count 298
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 107 transition count 305
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 21 place count 107 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 26 place count 107 transition count 294
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 29 place count 107 transition count 294
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 34 place count 104 transition count 292
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 36 place count 104 transition count 290
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 37 place count 103 transition count 289
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 38 place count 102 transition count 289
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 38 place count 102 transition count 288
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 40 place count 101 transition count 288
Applied a total of 40 rules in 54 ms. Remains 101 /113 variables (removed 12) and now considering 288/304 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 101/113 places, 288/304 transitions.
RANDOM walk for 40000 steps (2516 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (595 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 113404 steps, run visited all 1 properties in 377 ms. (steps per millisecond=300 )
Probabilistic random walk after 113404 steps, saw 25763 distinct states, run finished after 377 ms. (steps per millisecond=300 ) properties seen :1
Found 1 invariant AP formulas.
Knowledge based reduction with 21 factoid took 147 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Knowledge-based reduction took 1875 ms.
Stuttering acceptance computed with spot in 287 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 5 out of 113 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 113/113 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:13:23] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:13:23] [INFO ] Invariant cache hit.
[2026-05-26 13:13:23] [INFO ] Implicit Places using invariants in 150 ms returned []
[2026-05-26 13:13:23] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:13:23] [INFO ] Invariant cache hit.
[2026-05-26 13:13:23] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:13:23] [INFO ] Implicit Places using invariants and state equation in 359 ms returned []
Implicit Place search using SMT with State Equation took 520 ms to find 0 implicit places.
Running 303 sub problems to find dead transitions.
[2026-05-26 13:13:23] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:13:23] [INFO ] Invariant cache hit.
[2026-05-26 13:13:23] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/390 variables, 113/126 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/390 variables, 40/166 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/390 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (OVERLAPS) 1/391 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/391 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 391/391 variables, and 167 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 303 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (OVERLAPS) 1/113 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 277/390 variables, 113/126 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/390 variables, 40/166 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/390 variables, 303/469 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/390 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/390 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 390/391 variables, and 473 constraints, problems are : Problem set: 0 solved, 303 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 60169ms problems are : Problem set: 0 solved, 303 unsolved
Search for dead transitions found 0 dead transitions in 60171ms
Finished structural reductions in LTL mode , in 1 iterations and 60694 ms. Remains : 113/113 places, 304/304 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 1 factoid took 73 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (2020 resets) in 137 ms. (289 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (501 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
[2026-05-26 13:14:24] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:14:24] [INFO ] Invariant cache hit.
[2026-05-26 13:14:24] [INFO ] State equation strengthened by 41 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 56/111 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 277/388 variables, 111/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/390 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/390 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/391 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/391 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/391 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 391/391 variables, and 161 constraints, problems are : Problem set: 0 solved, 1 unsolved in 258 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 56/111 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 277/388 variables, 111/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 40/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/388 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/390 variables, 2/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/391 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/391 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/391 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 391/391 variables, and 163 constraints, problems are : Problem set: 0 solved, 1 unsolved in 506 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 113/113 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 777ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 113 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 113/113 places, 304/304 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 113 transition count 301
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 113 transition count 300
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 112 transition count 300
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 1 with 4 rules applied. Total rules applied 9 place count 110 transition count 298
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 107 transition count 305
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 21 place count 107 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 26 place count 107 transition count 294
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 29 place count 107 transition count 294
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 34 place count 104 transition count 292
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 36 place count 104 transition count 290
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 37 place count 103 transition count 289
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 38 place count 102 transition count 289
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 38 place count 102 transition count 288
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 40 place count 101 transition count 288
Applied a total of 40 rules in 53 ms. Remains 101 /113 variables (removed 12) and now considering 288/304 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 101/113 places, 288/304 transitions.
RANDOM walk for 40000 steps (2433 resets) in 162 ms. (245 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (616 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 113404 steps, run visited all 1 properties in 376 ms. (steps per millisecond=301 )
Probabilistic random walk after 113404 steps, saw 25763 distinct states, run finished after 376 ms. (steps per millisecond=301 ) properties seen :1
Knowledge based reduction with 1 factoid took 156 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 340 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Knowledge-based reduction took 1937 ms.
Stuttering acceptance computed with spot in 332 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 342 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 4 reset in 133 ms.
Product exploration explored 100000 steps with 3 reset in 258 ms.
Spot run failed in 78 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/ltsmin2671646605305475515
[2026-05-26 13:14:27] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2671646605305475515
Running compilation step : cd /tmp/ltsmin2671646605305475515;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 721 ms.
Running link step : cd /tmp/ltsmin2671646605305475515;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2671646605305475515;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased10905660365537763984.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 113 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 113/113 places, 304/304 transitions.
Applied a total of 0 rules in 2 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:14:42] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:14:42] [INFO ] Invariant cache hit.
[2026-05-26 13:14:42] [INFO ] Implicit Places using invariants in 143 ms returned []
[2026-05-26 13:14:42] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:14:42] [INFO ] Invariant cache hit.
[2026-05-26 13:14:42] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:14:42] [INFO ] Implicit Places using invariants and state equation in 355 ms returned []
Implicit Place search using SMT with State Equation took 502 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 504 ms. Remains : 113/113 places, 304/304 transitions.
Built C files in :
/tmp/ltsmin11023026562719441241
[2026-05-26 13:14:42] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11023026562719441241
Running compilation step : cd /tmp/ltsmin11023026562719441241;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1051 ms.
Running link step : cd /tmp/ltsmin11023026562719441241;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin11023026562719441241;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased8952478388993028168.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-26 13:14:57] [INFO ] Flatten gal took : 40 ms
[2026-05-26 13:14:57] [INFO ] Flatten gal took : 39 ms
[2026-05-26 13:14:57] [INFO ] Time to serialize gal into /tmp/LTL856389677446627556.gal : 10 ms
[2026-05-26 13:14:57] [INFO ] Time to serialize properties into /tmp/LTL2518084626866948939.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL856389677446627556.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2897993821748579644.hoa' '-atoms' '/tmp/LTL2518084626866948939.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL2518084626866948939.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2897993821748579644.hoa
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t3, t5, t9, t10, t12, t17, t18, t19, t20, t22, t24, t29, t30, t31, t32, t34, t36, t41...598
Computing Next relation with stutter on 26956 deadlock states
Detected timeout of ITS tools.
[2026-05-26 13:15:13] [INFO ] Flatten gal took : 41 ms
[2026-05-26 13:15:13] [INFO ] Flatten gal took : 36 ms
[2026-05-26 13:15:13] [INFO ] Time to serialize gal into /tmp/LTL5641008537381848613.gal : 8 ms
[2026-05-26 13:15:13] [INFO ] Time to serialize properties into /tmp/LTL14928535833059990768.ltl : 13 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/LTL5641008537381848613.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14928535833059990768.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 : !(((G(("(p112==1)")||(X(("((p7==0)||(p55==0))")||(G("((p2==0)||(p65==0))"))))))||(X(X("((p11==1)&&(p48==1))")))))
Formula 0 simplified : F(!"(p112==1)" & X(!"((p7==0)||(p55==0))" & F!"((p2==0)||(p65==0))")) & XX!"((p11==1)&&(p48==1))"
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t3, t5, t9, t10, t12, t17, t18, t19, t20, t22, t24, t29, t30, t31, t32, t34, t36, t41...598
Computing Next relation with stutter on 26956 deadlock states
Detected timeout of ITS tools.
[2026-05-26 13:15:28] [INFO ] Flatten gal took : 37 ms
[2026-05-26 13:15:28] [INFO ] Applying decomposition
[2026-05-26 13:15:28] [INFO ] Flatten gal took : 26 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/graph6289512913946007324.txt' '-o' '/tmp/graph6289512913946007324.bin' '-w' '/tmp/graph6289512913946007324.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6289512913946007324.bin' '-l' '-1' '-v' '-w' '/tmp/graph6289512913946007324.weights' '-q' '0' '-e' '0.001'
[2026-05-26 13:15:28] [INFO ] Decomposing Gal with order
[2026-05-26 13:15:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 13:15:28] [INFO ] Removed a total of 458 redundant transitions.
[2026-05-26 13:15:28] [INFO ] Flatten gal took : 154 ms
[2026-05-26 13:15:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 93 labels/synchronizations in 22 ms.
[2026-05-26 13:15:28] [INFO ] Time to serialize gal into /tmp/LTL17657256196211899687.gal : 8 ms
[2026-05-26 13:15:28] [INFO ] Time to serialize properties into /tmp/LTL4048234701042807608.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/LTL17657256196211899687.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4048234701042807608.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !(((G(("(i5.i1.u37.p112==1)")||(X(("((i4.u2.p7==0)||(i4.u19.p55==0))")||(G("((i0.u0.p2==0)||(i6.u27.p65==0))"))))))||(X(X("((i1.u3.p11...186
Formula 0 simplified : F(!"(i5.i1.u37.p112==1)" & X(!"((i4.u2.p7==0)||(i4.u19.p55==0))" & F!"((i0.u0.p2==0)||(i6.u27.p65==0))")) & XX!"((i1.u3.p11==1)&&(i3...172
Reverse transition relation is NOT exact ! Due to transitions t3, t44, t46, t47, t50, t51, t54, t59, t60, t65, t70, t75, t80, t94, t96, t97, t98, t99, t136...723
Computing Next relation with stutter on 26956 deadlock states
Detected timeout of ITS tools.
Treatment of property FireWire-PT-06-LTLFireability-10 finished in 143641 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&F(G(!p0))) U X((p1 U X(p2))))))'
Support contains 4 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:15:43] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6820583386553430631.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7054766533073925221.kers'
[2026-05-26 13:15:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6820583386553430631.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7054766533073925221.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:15:43] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7054766533073925221.kers
Total runtime 1 ms.
[2026-05-26 13:15:43] [INFO ] Implicit Places using invariants in 106 ms returned []
[2026-05-26 13:15:43] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:15:43] [INFO ] Invariant cache hit.
[2026-05-26 13:15:44] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:15:44] [INFO ] Implicit Places using invariants and state equation in 273 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 407 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 409 ms. Remains : 113/114 places, 304/304 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&F(G(!p0))) U X((p1 U X(p2))))))'
Stuttering acceptance computed with spot in 561 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p0 (NOT p2)), (AND (NOT p2) p0), p0]
Running random walk in product with property : FireWire-PT-06-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-11 finished in 1017 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 114 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Reduce places removed 1 places and 1 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 112 transition count 302
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 8 place count 109 transition count 309
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 109 transition count 301
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 17 place count 108 transition count 300
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 18 place count 107 transition count 300
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 18 place count 107 transition count 299
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 106 transition count 299
Applied a total of 20 rules in 50 ms. Remains 106 /114 variables (removed 8) and now considering 299/304 (removed 5) transitions.
[2026-05-26 13:15:44] [INFO ] Flow matrix only has 267 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-427537650098185267.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5352925144531144912.kers'
[2026-05-26 13:15:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-427537650098185267.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5352925144531144912.kers]
Normalized transition count is 266 out of 267 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 266 rows 105 cols 892 entries
Finished phase 1 with 99 SingleSign rule and 0 generalized
[2026-05-26 13:15:44] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5352925144531144912.kers
Total runtime 2 ms.
[2026-05-26 13:15:44] [INFO ] Implicit Places using invariants in 155 ms returned []
[2026-05-26 13:15:44] [INFO ] Flow matrix only has 267 transitions (discarded 32 similar events)
[2026-05-26 13:15:44] [INFO ] Invariant cache hit.
[2026-05-26 13:15:45] [INFO ] State equation strengthened by 39 read => feed constraints.
[2026-05-26 13:15:45] [INFO ] Implicit Places using invariants and state equation in 380 ms returned [34]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 555 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 105/114 places, 299/304 transitions.
Applied a total of 0 rules in 6 ms. Remains 105 /105 variables (removed 0) and now considering 299/299 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 611 ms. Remains : 105/114 places, 299/304 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 45 ms :[(NOT p0)]
Running random walk in product with property : FireWire-PT-06-LTLFireability-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-12 finished in 690 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||F(p2)||p0)))'
Support contains 6 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:15:45] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8925488021355059473.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5838935320056643333.kers'
[2026-05-26 13:15:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8925488021355059473.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5838935320056643333.kers]
Normalized transition count is 277 out of 278 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 114 cols 929 entries
Finished phase 1 with 106 SingleSign rule and 0 generalized
[2026-05-26 13:15:45] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5838935320056643333.kers
Total runtime 1 ms.
[2026-05-26 13:15:45] [INFO ] Implicit Places using invariants in 112 ms returned []
[2026-05-26 13:15:45] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:15:45] [INFO ] Invariant cache hit.
[2026-05-26 13:15:45] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:15:45] [INFO ] Implicit Places using invariants and state equation in 335 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 450 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 453 ms. Remains : 113/114 places, 304/304 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||F(p2)||p0)))'
Stuttering acceptance computed with spot in 208 ms :[(NOT p2), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : FireWire-PT-06-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 209 ms.
Product exploration explored 100000 steps with 50000 reset in 249 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge based reduction with 10 factoid took 75 ms. Proved property starting from automaton with 4 states, 6 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 78 ms.
FORMULA FireWire-PT-06-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-06-LTLFireability-13 finished in 1238 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 114 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Applied a total of 0 rules in 2 ms. Remains 114 /114 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2026-05-26 13:15:46] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:15:46] [INFO ] Invariant cache hit.
[2026-05-26 13:15:46] [INFO ] Implicit Places using invariants in 139 ms returned []
[2026-05-26 13:15:46] [INFO ] Flow matrix only has 278 transitions (discarded 26 similar events)
[2026-05-26 13:15:46] [INFO ] Invariant cache hit.
[2026-05-26 13:15:47] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-26 13:15:47] [INFO ] Implicit Places using invariants and state equation in 380 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 543 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 113/114 places, 304/304 transitions.
Applied a total of 0 rules in 1 ms. Remains 113 /113 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 546 ms. Remains : 113/114 places, 304/304 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-06-LTLFireability-14
Entered a terminal (fully accepting) state of product in 55 steps with 1 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-14 finished in 729 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 114 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 114/114 places, 304/304 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 113 transition count 302
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 112 transition count 302
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 0 with 2 rules applied. Total rules applied 4 place count 111 transition count 301
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 108 transition count 308
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 18 place count 108 transition count 300
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 19 place count 107 transition count 299
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 20 place count 106 transition count 299
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 20 place count 106 transition count 298
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 22 place count 105 transition count 298
Applied a total of 22 rules in 24 ms. Remains 105 /114 variables (removed 9) and now considering 298/304 (removed 6) transitions.
[2026-05-26 13:15:47] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8053096176989796615.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7964771724797453352.kers'
[2026-05-26 13:15:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8053096176989796615.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7964771724797453352.kers]
Normalized transition count is 265 out of 266 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 265 rows 104 cols 890 entries
Finished phase 1 with 98 SingleSign rule and 0 generalized
[2026-05-26 13:15:47] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7964771724797453352.kers
Total runtime 2 ms.
[2026-05-26 13:15:47] [INFO ] Implicit Places using invariants in 131 ms returned []
[2026-05-26 13:15:47] [INFO ] Flow matrix only has 266 transitions (discarded 32 similar events)
[2026-05-26 13:15:47] [INFO ] Invariant cache hit.
[2026-05-26 13:15:47] [INFO ] State equation strengthened by 39 read => feed constraints.
[2026-05-26 13:15:47] [INFO ] Implicit Places using invariants and state equation in 311 ms returned [34]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 444 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 104/114 places, 298/304 transitions.
Applied a total of 0 rules in 6 ms. Remains 104 /104 variables (removed 0) and now considering 298/298 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 475 ms. Remains : 104/114 places, 298/304 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 90 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-06-LTLFireability-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-06-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-06-LTLFireability-15 finished in 599 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((G(p2)||p1))))||X(X(p3))))'
Spot run failed in 69 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.
[2026-05-26 13:15:48] [INFO ] Flatten gal took : 31 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin12649192663426231872
[2026-05-26 13:15:48] [INFO ] Computing symmetric may disable matrix : 304 transitions.
[2026-05-26 13:15:48] [INFO ] Applying decomposition
[2026-05-26 13:15:48] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 13:15:48] [INFO ] Computing symmetric may enable matrix : 304 transitions.
[2026-05-26 13:15:48] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 13:15:48] [INFO ] Flatten gal took : 47 ms
[2026-05-26 13:15:48] [INFO ] Computing Do-Not-Accords matrix : 304 transitions.
[2026-05-26 13:15:48] [INFO ] Computation of Completed DNA matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 13:15:48] [INFO ] Built C files in 92ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12649192663426231872
Running compilation step : cd /tmp/ltsmin12649192663426231872;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11330216874043316350.txt' '-o' '/tmp/graph11330216874043316350.bin' '-w' '/tmp/graph11330216874043316350.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11330216874043316350.bin' '-l' '-1' '-v' '-w' '/tmp/graph11330216874043316350.weights' '-q' '0' '-e' '0.001'
[2026-05-26 13:15:48] [INFO ] Decomposing Gal with order
[2026-05-26 13:15:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 13:15:48] [INFO ] Removed a total of 435 redundant transitions.
[2026-05-26 13:15:48] [INFO ] Flatten gal took : 45 ms
[2026-05-26 13:15:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 94 labels/synchronizations in 16 ms.
[2026-05-26 13:15:48] [INFO ] Time to serialize gal into /tmp/LTLFireability11152962548143179239.gal : 4 ms
[2026-05-26 13:15:48] [INFO ] Time to serialize properties into /tmp/LTLFireability9190970290631688547.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/LTLFireability11152962548143179239.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability9190970290631688547.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 : !(((G(("(i6.i1.u35.p112==1)")||(X(("((i1.i0.u2.p7==0)||(u17.p55==0))")||(G("((i0.u0.p2==0)||(i5.u33.p65==0))"))))))||(X(X("((i4.i2.u3....189
Formula 0 simplified : F(!"(i6.i1.u35.p112==1)" & X(!"((i1.i0.u2.p7==0)||(u17.p55==0))" & F!"((i0.u0.p2==0)||(i5.u33.p65==0))")) & XX!"((i4.i2.u3.p11==1)&&...175
Compilation finished in 1151 ms.
Running link step : cd /tmp/ltsmin12649192663426231872;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin12649192663426231872;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '([](((LTLAPp0==true)||X(([]((LTLAPp2==true))||(LTLAPp1==true)))))||X(X((LTLAPp3==true))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t3, t44, t46, t47, t50, t51, t54, t56, t59, t60, t65, t70, t75, t80, t94, t96, t97, t98, t99,...734
Computing Next relation with stutter on 26956 deadlock states
22 unique states visited
16 strongly connected components in search stack
27 transitions explored
22 items max in DFS search stack
5871 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,58.7606,954168,1,0,1.13676e+06,16511,3379,4.82671e+06,672,211133,2686054
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA FireWire-PT-06-LTLFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 499708 ms.

BK_STOP 1779801412947

--------------------
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="FireWire-PT-06"
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 FireWire-PT-06, 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 r130-smll-177955809000188"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-06.tgz
mv FireWire-PT-06 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;