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.r354-tall-178024402700004.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 LastZero-COL-N08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402700004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 8.0K May 27 10:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 27 10:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 27 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 27 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 10:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 15K May 27 10:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 150K May 27 10:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 27 10:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 27 10:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 10:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 10:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_pt
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 5 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 28K Jun 10 17:28 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 LastZero-COL-N08-LTLFireability-00
FORMULA_NAME LastZero-COL-N08-LTLFireability-01
FORMULA_NAME LastZero-COL-N08-LTLFireability-02
FORMULA_NAME LastZero-COL-N08-LTLFireability-03
FORMULA_NAME LastZero-COL-N08-LTLFireability-04
FORMULA_NAME LastZero-COL-N08-LTLFireability-05
FORMULA_NAME LastZero-COL-N08-LTLFireability-06
FORMULA_NAME LastZero-COL-N08-LTLFireability-07
FORMULA_NAME LastZero-COL-N08-LTLFireability-08
FORMULA_NAME LastZero-COL-N08-LTLFireability-09
FORMULA_NAME LastZero-COL-N08-LTLFireability-10
FORMULA_NAME LastZero-COL-N08-LTLFireability-11
FORMULA_NAME LastZero-COL-N08-LTLFireability-12
FORMULA_NAME LastZero-COL-N08-LTLFireability-13
FORMULA_NAME LastZero-COL-N08-LTLFireability-14
FORMULA_NAME LastZero-COL-N08-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1781118170060

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-COL-N08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-06-10 19:02:51] [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]
[2026-06-10 19:02:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 19:02:51] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-06-10 19:02:51] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-06-10 19:02:51] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 549 ms
[2026-06-10 19:02:51] [INFO ] Imported 4 HL places and 3 HL transitions for a total of 180 PT places and 891.0 transition bindings in 16 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
[2026-06-10 19:02:52] [INFO ] Built PT skeleton of HLPN with 4 places and 3 transitions 11 arcs in 5 ms.
[2026-06-10 19:02:52] [INFO ] Skeletonized 4 HLPN properties in 1 ms. Removed 12 properties that had guard overlaps.
Computed a total of 4 stabilizing places and 2 stable transitions
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 2 places and 0 transitions.
FORMULA LastZero-COL-N08-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
[2026-06-10 19:02:52] [INFO ] Flatten gal took : 12 ms
[2026-06-10 19:02:52] [INFO ] Flatten gal took : 1 ms
Domain [ID(9), ID(9)] of place array breaks symmetries in sort ID
[2026-06-10 19:02:52] [INFO ] Unfolded HLPN to a Petri net with 180 places and 857 transitions 2699 arcs in 31 ms.
[2026-06-10 19:02:52] [INFO ] Unfolded 15 HLPN properties in 2 ms.
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 82 places in 4 ms
Reduce places removed 82 places and 545 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA LastZero-COL-N08-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-COL-N08-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-COL-N08-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 96 out of 97 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 97/97 places, 312/312 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 96 transition count 312
Applied a total of 1 rules in 12 ms. Remains 96 /97 variables (removed 1) and now considering 312/312 (removed 0) transitions.
[2026-06-10 19:02:52] [INFO ] Flow matrix only has 284 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-15048012840155144964.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3118777241217590811.kers'
[2026-06-10 19:02:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15048012840155144964.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3118777241217590811.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 284 rows 95 cols 734 entries
Finished phase 1 with 88 SingleSign rule and 0 generalized
[2026-06-10 19:02:52] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3118777241217590811.kers
Total runtime 2 ms.
[2026-06-10 19:02:52] [INFO ] Implicit Places using invariants in 148 ms returned []
[2026-06-10 19:02:52] [INFO ] Flow matrix only has 284 transitions (discarded 28 similar events)
[2026-06-10 19:02:52] [INFO ] Invariant cache hit.
[2026-06-10 19:02:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-06-10 19:02:52] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 322 ms to find 0 implicit places.
Running 304 sub problems to find dead transitions.
[2026-06-10 19:02:52] [INFO ] Flow matrix only has 284 transitions (discarded 28 similar events)
[2026-06-10 19:02:52] [INFO ] Invariant cache hit.
[2026-06-10 19:02:52] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 304 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 304 unsolved
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD167 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD221 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD225 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD227 is UNSAT
Problem TDEAD228 is UNSAT
Problem TDEAD229 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD237 is UNSAT
Problem TDEAD238 is UNSAT
Problem TDEAD239 is UNSAT
Problem TDEAD241 is UNSAT
Problem TDEAD242 is UNSAT
Problem TDEAD243 is UNSAT
Problem TDEAD244 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD250 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
At refinement iteration 2 (OVERLAPS) 284/379 variables, 95/103 constraints. Problems are: Problem set: 203 solved, 101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/379 variables, 72/175 constraints. Problems are: Problem set: 203 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 0/175 constraints. Problems are: Problem set: 203 solved, 101 unsolved
Problem TDEAD37 is UNSAT
At refinement iteration 5 (OVERLAPS) 1/380 variables, 1/176 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/380 variables, 0/176 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 7 (OVERLAPS) 0/380 variables, 0/176 constraints. Problems are: Problem set: 204 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 380/380 variables, and 176 constraints, problems are : Problem set: 204 solved, 100 unsolved in 9358 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 96/96 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 304/304 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 204 solved, 100 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 2 (OVERLAPS) 284/379 variables, 95/103 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/379 variables, 72/175 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 100/275 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/379 variables, 0/275 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 1/380 variables, 1/276 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/380 variables, 0/276 constraints. Problems are: Problem set: 204 solved, 100 unsolved
At refinement iteration 8 (OVERLAPS) 0/380 variables, 0/276 constraints. Problems are: Problem set: 204 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Int declared 380/380 variables, and 276 constraints, problems are : Problem set: 204 solved, 100 unsolved in 7406 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 96/96 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 100/304 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16886ms problems are : Problem set: 204 solved, 100 unsolved
Search for dead transitions found 204 dead transitions in 16901ms
Found 204 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 204 transitions
Dead transitions reduction (with SMT) removed 204 transitions
Starting structural reductions in LTL mode, iteration 1 : 96/97 places, 108/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 17266 ms. Remains : 96/97 places, 108/312 transitions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:09] [INFO ] Flow matrix only has 80 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-9875036049262184506.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1608859257115635770.kers'
[2026-06-10 19:03:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9875036049262184506.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1608859257115635770.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 80 rows 95 cols 194 entries
Finished phase 1 with 79 SingleSign rule and 1 generalized
[2026-06-10 19:03:09] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1608859257115635770.kers
Total runtime 1 ms.
[2026-06-10 19:03:09] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-06-10 19:03:09] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:09] [INFO ] Invariant cache hit.
[2026-06-10 19:03:09] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:09] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 100 sub problems to find dead transitions.
[2026-06-10 19:03:09] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:09] [INFO ] Invariant cache hit.
[2026-06-10 19:03:09] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 13/48 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 1/96 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/96 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 80/176 variables, 96/145 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 36/181 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/176 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/176 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 176/176 variables, and 181 constraints, problems are : Problem set: 0 solved, 100 unsolved in 6278 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 96/96 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 33/48 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 1/96 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 80/176 variables, 96/145 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 36/181 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 100/281 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/176 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/176 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Int declared 176/176 variables, and 281 constraints, problems are : Problem set: 0 solved, 100 unsolved in 4251 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 96/96 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10547ms problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 10548ms
Finished structural reductions in LTL mode , in 1 iterations and 10642 ms. Remains : 96/96 places, 108/108 transitions.
Support contains 96 out of 96 places after structural reductions.
[2026-06-10 19:03:20] [INFO ] Flatten gal took : 32 ms
[2026-06-10 19:03:20] [INFO ] Flatten gal took : 36 ms
[2026-06-10 19:03:20] [INFO ] Input system was already deterministic with 108 transitions.
Reduction of identical properties reduced properties to check from 10 to 6
RANDOM walk for 78 steps (1 resets) in 13 ms. (5 steps per ms) remains 0/6 properties
Computed a total of 96 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 96 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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)||G((F(p0)&&F(G(p1)))))))'
Support contains 88 out of 96 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 6 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:21] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:21] [INFO ] Invariant cache hit.
[2026-06-10 19:03:21] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-06-10 19:03:21] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:21] [INFO ] Invariant cache hit.
[2026-06-10 19:03:21] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:21] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2026-06-10 19:03:21] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 119 ms. Remains : 96/96 places, 108/108 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)||G((F(p0)&&F(G(p1)))))))'
Stuttering acceptance computed with spot in 237 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-01
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 2 ms.
FORMULA LastZero-COL-N08-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-01 finished in 435 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||G(F(!p0)))))||(F(p1)&&X(X(X(F((!p0||G(F(!p0))))))))))'
Support contains 59 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:21] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:21] [INFO ] Invariant cache hit.
[2026-06-10 19:03:21] [INFO ] Implicit Places using invariants in 46 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 95 /95 variables (removed 0) and now considering 108/108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 95/96 places, 108/108 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||G(F(p0)))))||(F(p1)&&X(X(X(F((p0||G(F(p0))))))))))'
Stuttering acceptance computed with spot in 249 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-02
Product exploration explored 100000 steps with 6674 reset in 380 ms.
Product exploration explored 100000 steps with 6687 reset in 267 ms.
Computed a total of 95 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 95 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 28 ms. Proved property starting from automaton with 6 states, 10 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 96 ms.
FORMULA LastZero-COL-N08-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N08-LTLFireability-02 finished in 1084 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((!p0 U X(!p0))&&(p0||F(G(p0)))) U p1))'
Support contains 88 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:22] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:22] [INFO ] Invariant cache hit.
[2026-06-10 19:03:22] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-06-10 19:03:22] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:22] [INFO ] Invariant cache hit.
[2026-06-10 19:03:22] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:22] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 87 ms. Remains : 96/96 places, 108/108 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((!p0 U X(!p0))&&(F(G(p0))||p0)) U p1))'
Stuttering acceptance computed with spot in 156 ms :[(NOT p1), p0, (NOT p0), (AND p0 p1), true]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LastZero-COL-N08-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-03 finished in 282 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)||X((F(G(p2))||p1)))))'
Support contains 88 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:23] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:23] [INFO ] Invariant cache hit.
[2026-06-10 19:03:23] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-06-10 19:03:23] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:23] [INFO ] Invariant cache hit.
[2026-06-10 19:03:23] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:23] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 96/96 places, 108/108 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)||X((F(G(p2))||p1)))))'
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 2160 ms.
Product exploration explored 100000 steps with 50000 reset in 2143 ms.
Computed a total of 96 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 96 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 15 factoid took 19 ms. Proved property starting from automaton with 2 states, 5 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 71 ms.
FORMULA LastZero-COL-N08-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LastZero-COL-N08-LTLFireability-04 finished in 4578 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 43 out of 96 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 89 transition count 101
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 89 transition count 101
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 21 place count 82 transition count 94
Iterating global reduction 0 with 7 rules applied. Total rules applied 28 place count 82 transition count 94
Applied a total of 28 rules in 14 ms. Remains 82 /96 variables (removed 14) and now considering 94/108 (removed 14) transitions.
[2026-06-10 19:03:27] [INFO ] Flow matrix only has 66 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-3574772015937482362.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2502006144344149372.kers'
[2026-06-10 19:03:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3574772015937482362.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2502006144344149372.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 66 rows 80 cols 158 entries
Finished phase 1 with 64 SingleSign rule and 2 generalized
[2026-06-10 19:03:27] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2502006144344149372.kers
Total runtime 1 ms.
[2026-06-10 19:03:27] [INFO ] Implicit Places using invariants in 44 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 81/96 places, 94/108 transitions.
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 2 place count 80 transition count 93
Applied a total of 2 rules in 6 ms. Remains 80 /81 variables (removed 1) and now considering 93/94 (removed 1) transitions.
[2026-06-10 19:03:27] [INFO ] Flow matrix only has 65 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-456406333215913548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8505971535475456166.kers'
[2026-06-10 19:03:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-456406333215913548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8505971535475456166.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 65 rows 78 cols 155 entries
Finished phase 1 with 64 SingleSign rule and 1 generalized
[2026-06-10 19:03:27] [INFO ] Computed 15 invariants in 0 ms
Computed 15 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8505971535475456166.kers
Total runtime 1 ms.
[2026-06-10 19:03:27] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-06-10 19:03:27] [INFO ] Flow matrix only has 65 transitions (discarded 28 similar events)
[2026-06-10 19:03:27] [INFO ] Invariant cache hit.
[2026-06-10 19:03:27] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-06-10 19:03:27] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 80/96 places, 93/108 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 181 ms. Remains : 80/96 places, 93/108 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 38 ms :[(NOT p0)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-06
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N08-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-06 finished in 242 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))||p0) U X(X(p2))))'
Support contains 59 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:27] [INFO ] Flow matrix only has 80 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-10056860323329685106.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17661233059753779502.kers'
[2026-06-10 19:03:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10056860323329685106.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17661233059753779502.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 80 rows 95 cols 194 entries
Finished phase 1 with 79 SingleSign rule and 1 generalized
[2026-06-10 19:03:27] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17661233059753779502.kers
Total runtime 1 ms.
[2026-06-10 19:03:27] [INFO ] Implicit Places using invariants in 43 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 95 /95 variables (removed 0) and now considering 108/108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 47 ms. Remains : 95/96 places, 108/108 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))||p0) U X(X(p2))))'
Stuttering acceptance computed with spot in 356 ms :[(NOT p2), (AND (NOT p2) p1), (NOT p2), (NOT p2), (AND p1 (NOT p2)), true, (AND (NOT p2) p1), (NOT p2), p1]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-08
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N08-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-08 finished in 429 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G(p1))))'
Support contains 59 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 6 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:28] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:28] [INFO ] Invariant cache hit.
[2026-06-10 19:03:28] [INFO ] Implicit Places using invariants in 51 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/96 places, 108/108 transitions.
Applied a total of 0 rules in 2 ms. Remains 95 /95 variables (removed 0) and now considering 108/108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60 ms. Remains : 95/96 places, 108/108 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G(p1))))'
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-09
Entered a terminal (fully accepting) state of product in 15 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N08-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-09 finished in 221 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0&&X(G((X(X(X(X(G(!p0)))))||p1))))))))'
Support contains 80 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:28] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:28] [INFO ] Invariant cache hit.
[2026-06-10 19:03:28] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-06-10 19:03:28] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:28] [INFO ] Invariant cache hit.
[2026-06-10 19:03:28] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:28] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 99 ms. Remains : 96/96 places, 108/108 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(G((X(X(X(X(G(p1)))))||p0)))&&!p1)))))'
Stuttering acceptance computed with spot in 384 ms :[true, (OR (NOT p0) p1), (OR (NOT p0) p1), (OR (NOT p0) p1), (AND (NOT p1) (NOT p0)), (OR (NOT p0) p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-11
Entered a terminal (fully accepting) state of product in 34 steps with 1 reset in 2 ms.
FORMULA LastZero-COL-N08-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-11 finished in 527 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 88 out of 96 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:29] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:29] [INFO ] Invariant cache hit.
[2026-06-10 19:03:29] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-06-10 19:03:29] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:29] [INFO ] Invariant cache hit.
[2026-06-10 19:03:29] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:29] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2026-06-10 19:03:29] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 104 ms. Remains : 96/96 places, 108/108 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 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-12
Product exploration explored 100000 steps with 4682 reset in 849 ms.
Product exploration explored 100000 steps with 4621 reset in 845 ms.
Computed a total of 96 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 96 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 300 ms.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Support contains 88 out of 96 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 5 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:31] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:31] [INFO ] Invariant cache hit.
[2026-06-10 19:03:31] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-06-10 19:03:31] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:31] [INFO ] Invariant cache hit.
[2026-06-10 19:03:31] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:31] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2026-06-10 19:03:31] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 111 ms. Remains : 96/96 places, 108/108 transitions.
Computed a total of 96 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 96 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 71 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 306 ms.
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4619 reset in 879 ms.
Product exploration explored 100000 steps with 4637 reset in 861 ms.
Built C files in :
/tmp/ltsmin14785165233098628707
[2026-06-10 19:03:33] [INFO ] Computing symmetric may disable matrix : 108 transitions.
[2026-06-10 19:03:33] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-06-10 19:03:33] [INFO ] Computing symmetric may enable matrix : 108 transitions.
[2026-06-10 19:03:33] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-06-10 19:03:33] [INFO ] Computing Do-Not-Accords matrix : 108 transitions.
[2026-06-10 19:03:33] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-06-10 19:03:33] [INFO ] Built C files in 49ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14785165233098628707
Running compilation step : cd /tmp/ltsmin14785165233098628707;'/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 388 ms.
Running link step : cd /tmp/ltsmin14785165233098628707;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin14785165233098628707;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17784553033051571316.hoa' '--buchi-type=spotba'
LTSmin run took 2657 ms.
FORMULA LastZero-COL-N08-LTLFireability-12 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property LastZero-COL-N08-LTLFireability-12 finished in 7832 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(p0)||G(!p1))))'
Support contains 59 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:36] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:36] [INFO ] Invariant cache hit.
[2026-06-10 19:03:36] [INFO ] Implicit Places using invariants in 41 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 95 /95 variables (removed 0) and now considering 108/108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45 ms. Remains : 95/96 places, 108/108 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(p0)||G(p1))))'
Stuttering acceptance computed with spot in 157 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-13
Entered a terminal (fully accepting) state of product in 12 steps with 0 reset in 0 ms.
FORMULA LastZero-COL-N08-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-13 finished in 228 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(X(F(p0)))&&(F(p1) U p0)))))'
Support contains 88 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:37] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:37] [INFO ] Invariant cache hit.
[2026-06-10 19:03:37] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-06-10 19:03:37] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:37] [INFO ] Invariant cache hit.
[2026-06-10 19:03:37] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:37] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 100 ms. Remains : 96/96 places, 108/108 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(X(F(p0)))&&(F(p1) U p0)))))'
Stuttering acceptance computed with spot in 243 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-14
Product exploration explored 100000 steps with 19937 reset in 499 ms.
Product exploration explored 100000 steps with 19947 reset in 444 ms.
Computed a total of 96 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 96 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 127 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 149 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2026-06-10 19:03:38] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:38] [INFO ] Invariant cache hit.
[2026-06-10 19:03:39] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2026-06-10 19:03:39] [INFO ] [Real]Absence check using 15 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-10 19:03:39] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2026-06-10 19:03:39] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:03:39] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2026-06-10 19:03:39] [INFO ] [Nat]Absence check using 15 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-10 19:03:39] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2026-06-10 19:03:39] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:39] [INFO ] [Nat]Added 36 Read/Feed constraints in 5 ms returned sat
[2026-06-10 19:03:39] [INFO ] Computed and/alt/rep : 82/92/69 causal constraints (skipped 3 transitions) in 4 ms.
[2026-06-10 19:03:39] [INFO ] Added : 14 causal constraints over 3 iterations in 59 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 1393 ms.
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 80 out of 96 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:39] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:39] [INFO ] Invariant cache hit.
[2026-06-10 19:03:40] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-06-10 19:03:40] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:40] [INFO ] Invariant cache hit.
[2026-06-10 19:03:40] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:40] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 96/96 places, 108/108 transitions.
Computed a total of 96 stabilizing places and 108 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 96 transition count 108
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 2 factoid took 52 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 62 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 220 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2026-06-10 19:03:40] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:40] [INFO ] Invariant cache hit.
[2026-06-10 19:03:40] [INFO ] [Real]Absence check using 15 positive place invariants in 7 ms returned sat
[2026-06-10 19:03:40] [INFO ] [Real]Absence check using 15 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-10 19:03:40] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2026-06-10 19:03:40] [INFO ] Solution in real domain found non-integer solution.
[2026-06-10 19:03:41] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2026-06-10 19:03:41] [INFO ] [Nat]Absence check using 15 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-10 19:03:41] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2026-06-10 19:03:41] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-06-10 19:03:41] [INFO ] [Nat]Added 36 Read/Feed constraints in 6 ms returned sat
[2026-06-10 19:03:41] [INFO ] Computed and/alt/rep : 82/92/69 causal constraints (skipped 3 transitions) in 5 ms.
[2026-06-10 19:03:41] [INFO ] Added : 14 causal constraints over 3 iterations in 35 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 1185 ms.
Stuttering acceptance computed with spot in 219 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 209 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 19805 reset in 200 ms.
Product exploration explored 100000 steps with 19796 reset in 215 ms.
Spot run failed in 75 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/ltsmin14964179107409454938
[2026-06-10 19:03:42] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14964179107409454938
Running compilation step : cd /tmp/ltsmin14964179107409454938;'/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 246 ms.
Running link step : cd /tmp/ltsmin14964179107409454938;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin14964179107409454938;'/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/stateBased3290897109131767511.hoa' '--buchi-type=spotba'
LTSmin run took 20 ms.
FORMULA LastZero-COL-N08-LTLFireability-14 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property LastZero-COL-N08-LTLFireability-14 finished in 5492 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U X(X(p1)))))'
Support contains 59 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 108/108 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2026-06-10 19:03:42] [INFO ] Flow matrix only has 80 transitions (discarded 28 similar events)
[2026-06-10 19:03:42] [INFO ] Invariant cache hit.
[2026-06-10 19:03:42] [INFO ] Implicit Places using invariants in 48 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/96 places, 108/108 transitions.
Applied a total of 0 rules in 1 ms. Remains 95 /95 variables (removed 0) and now considering 108/108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 95/96 places, 108/108 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U X(X(p1)))))'
Stuttering acceptance computed with spot in 277 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : LastZero-COL-N08-LTLFireability-15
Entered a terminal (fully accepting) state of product in 522 steps with 123 reset in 3 ms.
FORMULA LastZero-COL-N08-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LastZero-COL-N08-LTLFireability-15 finished in 359 ms.
All properties solved by simple procedures.
Total runtime 51692 ms.

BK_STOP 1781118223272

--------------------
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="LastZero-COL-N08"
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 LastZero-COL-N08, 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 r354-tall-178024402700004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-COL-N08.tgz
mv LastZero-COL-N08 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 ;