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.r194-tall-177969914400892.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 PhaseVariation-PT-D10CS010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914400892
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 8.1K Mar 8 06:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 8 06:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 8 06:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 8 06:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 16 08:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 16 08:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 8 06:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K Mar 8 06:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 8 06:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 8 06:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 9 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.9M 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 PhaseVariation-PT-D10CS010-LTLFireability-00
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-01
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-02
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-03
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-04
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-05
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-06
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-07
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-08
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-09
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-10
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-11
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-12
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-13
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-14
FORMULA_NAME PhaseVariation-PT-D10CS010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779846648232

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D10CS010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-27 01:50:49] [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]
[2026-05-27 01:50:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 01:50:49] [INFO ] Load time of PNML (sax parser for PT used): 254 ms
[2026-05-27 01:50:49] [INFO ] Transformed 302 places.
[2026-05-27 01:50:49] [INFO ] Transformed 3137 transitions.
[2026-05-27 01:50:49] [INFO ] Parsed PT model containing 302 places and 3137 transitions and 21755 arcs in 370 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 52 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 299 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 299/299 places, 3085/3085 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 256 transitions
Redundant transition composition rules discarded 256 transitions
Iterating global reduction 0 with 256 rules applied. Total rules applied 256 place count 299 transition count 2829
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 263 place count 292 transition count 2775
Iterating global reduction 0 with 7 rules applied. Total rules applied 270 place count 292 transition count 2775
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 277 place count 292 transition count 2768
Applied a total of 277 rules in 110 ms. Remains 292 /299 variables (removed 7) and now considering 2768/3085 (removed 317) transitions.
Running 2759 sub problems to find dead transitions.
[2026-05-27 01:50:50] [INFO ] Flow matrix only has 192 transitions (discarded 2576 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13181482074743951050.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7874335762590672747.kers'
[2026-05-27 01:50:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13181482074743951050.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7874335762590672747.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 192 rows 285 cols 567 entries
Finished phase 1 with 185 SingleSign rule and 7 generalized
[2026-05-27 01:50:50] [INFO ] Computed 100 invariants in 1 ms
Computed 100 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7874335762590672747.kers
Total runtime 2 ms.
[2026-05-27 01:50:50] [INFO ] State equation strengthened by 183 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 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 TDEAD113 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 TDEAD120 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 TDEAD127 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 TDEAD134 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 TDEAD141 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 TDEAD148 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 TDEAD156 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 TDEAD164 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 TDEAD172 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 TDEAD180 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 TDEAD188 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 TDEAD196 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 TDEAD204 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 TDEAD213 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 TDEAD222 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 TDEAD231 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 TDEAD240 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 TDEAD249 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 TDEAD258 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 TDEAD267 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
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD294 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD303 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD305 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD328 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD331 is UNSAT
Problem TDEAD332 is UNSAT
Problem TDEAD333 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD346 is UNSAT
Problem TDEAD347 is UNSAT
Problem TDEAD348 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD350 is UNSAT
Problem TDEAD351 is UNSAT
Problem TDEAD352 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD355 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD357 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD362 is UNSAT
Problem TDEAD363 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 364 solved, 2395 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 284/484 variables, and 91 constraints, problems are : Problem set: 364 solved, 2395 unsolved in 20101 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2759/2758 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 364 solved, 2395 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 364 solved, 2395 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 284/484 variables, and 91 constraints, problems are : Problem set: 364 solved, 2395 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2758 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40940ms problems are : Problem set: 364 solved, 2395 unsolved
Search for dead transitions found 364 dead transitions in 40979ms
Found 364 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 364 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 364 transitions.
[2026-05-27 01:51:31] [INFO ] Flow matrix only has 192 transitions (discarded 2212 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9530900254401497955.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17080385662609171369.kers'
[2026-05-27 01:51:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9530900254401497955.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17080385662609171369.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 192 rows 285 cols 567 entries
Finished phase 1 with 185 SingleSign rule and 7 generalized
[2026-05-27 01:51:31] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17080385662609171369.kers
Total runtime 1 ms.
[2026-05-27 01:51:31] [INFO ] Implicit Places using invariants in 267 ms returned []
[2026-05-27 01:51:31] [INFO ] Flow matrix only has 192 transitions (discarded 2212 similar events)
[2026-05-27 01:51:31] [INFO ] Invariant cache hit.
[2026-05-27 01:51:31] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 01:51:32] [INFO ] Implicit Places using invariants and state equation in 1050 ms returned []
Implicit Place search using SMT with State Equation took 1324 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 292/299 places, 2404/3085 transitions.
Discarding 73 places :
Symmetric choice reduction at 0 with 73 rule applications. Total rules 73 place count 219 transition count 1474
Iterating global reduction 0 with 73 rules applied. Total rules applied 146 place count 219 transition count 1474
Ensure Unique test removed 594 transitions
Reduce isomorphic transitions removed 594 transitions.
Iterating post reduction 0 with 594 rules applied. Total rules applied 740 place count 219 transition count 880
Applied a total of 740 rules in 34 ms. Remains 219 /292 variables (removed 73) and now considering 880/2404 (removed 1524) transitions.
[2026-05-27 01:51:32] [INFO ] Flow matrix only has 119 transitions (discarded 761 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8099376633888139990.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3122162045339107768.kers'
[2026-05-27 01:51:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8099376633888139990.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3122162045339107768.kers]
Culling duplicate invariants (modulo rational): removing 80 columns.
Culled 80 columns in 0 ms.
// Phase 1: matrix 119 rows 139 cols 275 entries
Finished phase 1 with 39 SingleSign rule and 80 generalized
[2026-05-27 01:51:32] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3122162045339107768.kers
Total runtime 1 ms.
[2026-05-27 01:51:32] [INFO ] Implicit Places using invariants in 162 ms returned []
[2026-05-27 01:51:32] [INFO ] Flow matrix only has 119 transitions (discarded 761 similar events)
[2026-05-27 01:51:32] [INFO ] Invariant cache hit.
[2026-05-27 01:51:32] [INFO ] State equation strengthened by 110 read => feed constraints.
[2026-05-27 01:51:33] [INFO ] Implicit Places using invariants and state equation in 481 ms returned []
Implicit Place search using SMT with State Equation took 652 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 219/299 places, 880/3085 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43172 ms. Remains : 219/299 places, 880/3085 transitions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Applied a total of 0 rules in 7 ms. Remains 219 /219 variables (removed 0) and now considering 880/880 (removed 0) transitions.
Running 871 sub problems to find dead transitions.
[2026-05-27 01:51:33] [INFO ] Flow matrix only has 119 transitions (discarded 761 similar events)
[2026-05-27 01:51:33] [INFO ] Invariant cache hit.
[2026-05-27 01:51:33] [INFO ] State equation strengthened by 110 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/211 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 2 (OVERLAPS) 8/219 variables, 8/99 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 871 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 219/338 variables, and 100 constraints, problems are : Problem set: 0 solved, 871 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/219 constraints, ReadFeed: 0/110 constraints, PredecessorRefiner: 871/870 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 871 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/211 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 2 (OVERLAPS) 8/219 variables, 8/99 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 5 (OVERLAPS) 119/338 variables, 219/319 constraints. Problems are: Problem set: 0 solved, 871 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 110/429 constraints. Problems are: Problem set: 0 solved, 871 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 338/338 variables, and 1299 constraints, problems are : Problem set: 0 solved, 871 unsolved in 20074 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 219/219 constraints, ReadFeed: 110/110 constraints, PredecessorRefiner: 871/870 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40166ms problems are : Problem set: 0 solved, 871 unsolved
Search for dead transitions found 0 dead transitions in 40170ms
[2026-05-27 01:52:13] [INFO ] Flow matrix only has 119 transitions (discarded 761 similar events)
[2026-05-27 01:52:13] [INFO ] Invariant cache hit.
[2026-05-27 01:52:13] [INFO ] Implicit Places using invariants in 150 ms returned []
[2026-05-27 01:52:13] [INFO ] Flow matrix only has 119 transitions (discarded 761 similar events)
[2026-05-27 01:52:13] [INFO ] Invariant cache hit.
[2026-05-27 01:52:13] [INFO ] State equation strengthened by 110 read => feed constraints.
[2026-05-27 01:52:13] [INFO ] Implicit Places using invariants and state equation in 452 ms returned []
Implicit Place search using SMT with State Equation took 618 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40800 ms. Remains : 219/219 places, 880/880 transitions.
Support contains 41 out of 219 places after structural reductions.
[2026-05-27 01:52:14] [INFO ] Flatten gal took : 87 ms
[2026-05-27 01:52:14] [INFO ] Flatten gal took : 58 ms
[2026-05-27 01:52:14] [INFO ] Input system was already deterministic with 880 transitions.
RANDOM walk for 40000 steps (857 resets) in 1772 ms. (22 steps per ms) remains 2/20 properties
BEST_FIRST walk for 40004 steps (9 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 132 ms. (300 steps per ms) remains 2/2 properties
[2026-05-27 01:52:15] [INFO ] Flow matrix only has 119 transitions (discarded 761 similar events)
[2026-05-27 01:52:15] [INFO ] Invariant cache hit.
[2026-05-27 01:52:15] [INFO ] State equation strengthened by 110 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp18 is UNSAT
After SMT solving in domain Real declared 7/338 variables, and 2 constraints, problems are : Problem set: 2 solved, 0 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 2/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/219 constraints, ReadFeed: 0/110 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 9 simplifications.
Computed a total of 219 stabilizing places and 880 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 219 transition count 880
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' '!(X(G((X(X(X(p1)))||p0))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 202 transition count 754
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 202 transition count 754
Ensure Unique test removed 113 transitions
Reduce isomorphic transitions removed 113 transitions.
Iterating post reduction 0 with 113 rules applied. Total rules applied 147 place count 202 transition count 641
Applied a total of 147 rules in 11 ms. Remains 202 /219 variables (removed 17) and now considering 641/880 (removed 239) transitions.
Running 633 sub problems to find dead transitions.
[2026-05-27 01:52:15] [INFO ] Flow matrix only has 102 transitions (discarded 539 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10902916420845832072.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11759464649360973535.kers'
[2026-05-27 01:52:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10902916420845832072.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11759464649360973535.kers]
Culling duplicate invariants (modulo rational): removing 97 columns.
Culled 97 columns in 0 ms.
// Phase 1: matrix 102 rows 105 cols 207 entries
Finished phase 1 with 5 SingleSign rule and 97 generalized
[2026-05-27 01:52:15] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11759464649360973535.kers
Total runtime 1 ms.
[2026-05-27 01:52:15] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 633 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/304 variables, and 396 constraints, problems are : Problem set: 0 solved, 633 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 633/633 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 633 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 633 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 633 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/304 variables, and 1029 constraints, problems are : Problem set: 0 solved, 633 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 633/633 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40121ms problems are : Problem set: 0 solved, 633 unsolved
Search for dead transitions found 0 dead transitions in 40122ms
[2026-05-27 01:52:55] [INFO ] Flow matrix only has 102 transitions (discarded 539 similar events)
[2026-05-27 01:52:55] [INFO ] Invariant cache hit.
[2026-05-27 01:52:55] [INFO ] Implicit Places using invariants in 133 ms returned []
[2026-05-27 01:52:55] [INFO ] Flow matrix only has 102 transitions (discarded 539 similar events)
[2026-05-27 01:52:55] [INFO ] Invariant cache hit.
[2026-05-27 01:52:55] [INFO ] State equation strengthened by 94 read => feed constraints.
[2026-05-27 01:52:56] [INFO ] Implicit Places using invariants and state equation in 336 ms returned []
Implicit Place search using SMT with State Equation took 470 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 202/219 places, 641/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40607 ms. Remains : 202/219 places, 641/880 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((X(X(X(p1)))||p0))))'
Stuttering acceptance computed with spot in 291 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-00
Entered a terminal (fully accepting) state of product in 5277 steps with 126 reset in 76 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-00 finished in 41045 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 3 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 201 transition count 748
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 201 transition count 748
Ensure Unique test removed 117 transitions
Reduce isomorphic transitions removed 117 transitions.
Iterating post reduction 0 with 117 rules applied. Total rules applied 153 place count 201 transition count 631
Applied a total of 153 rules in 99 ms. Remains 201 /219 variables (removed 18) and now considering 631/880 (removed 249) transitions.
Running 623 sub problems to find dead transitions.
[2026-05-27 01:52:56] [INFO ] Flow matrix only has 101 transitions (discarded 530 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14671556419573613499.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10687828674458281008.kers'
[2026-05-27 01:52:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14671556419573613499.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10687828674458281008.kers]
Culling duplicate invariants (modulo rational): removing 98 columns.
Culled 98 columns in 0 ms.
// Phase 1: matrix 101 rows 103 cols 203 entries
Finished phase 1 with 3 SingleSign rule and 98 generalized
[2026-05-27 01:52:56] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10687828674458281008.kers
Total runtime 1 ms.
[2026-05-27 01:52:56] [INFO ] State equation strengthened by 93 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/193 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 3 (OVERLAPS) 8/201 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 5 (OVERLAPS) 101/302 variables, 201/301 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 93/394 constraints. Problems are: Problem set: 0 solved, 623 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 302/302 variables, and 394 constraints, problems are : Problem set: 0 solved, 623 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 201/201 constraints, ReadFeed: 93/93 constraints, PredecessorRefiner: 623/623 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 623 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/193 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 3 (OVERLAPS) 8/201 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 5 (OVERLAPS) 101/302 variables, 201/301 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 93/394 constraints. Problems are: Problem set: 0 solved, 623 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 623/1017 constraints. Problems are: Problem set: 0 solved, 623 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/302 variables, and 1017 constraints, problems are : Problem set: 0 solved, 623 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 201/201 constraints, ReadFeed: 93/93 constraints, PredecessorRefiner: 623/623 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40153ms problems are : Problem set: 0 solved, 623 unsolved
Search for dead transitions found 0 dead transitions in 40155ms
[2026-05-27 01:53:36] [INFO ] Flow matrix only has 101 transitions (discarded 530 similar events)
[2026-05-27 01:53:36] [INFO ] Invariant cache hit.
[2026-05-27 01:53:36] [INFO ] Implicit Places using invariants in 141 ms returned []
[2026-05-27 01:53:36] [INFO ] Flow matrix only has 101 transitions (discarded 530 similar events)
[2026-05-27 01:53:36] [INFO ] Invariant cache hit.
[2026-05-27 01:53:36] [INFO ] State equation strengthened by 93 read => feed constraints.
[2026-05-27 01:53:37] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 485 ms to find 0 implicit places.
[2026-05-27 01:53:37] [INFO ] Redundant transitions in 35 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 201/219 places, 631/880 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40780 ms. Remains : 201/219 places, 631/880 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 100 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-01
Product exploration explored 100000 steps with 2456 reset in 755 ms.
Product exploration explored 100000 steps with 2361 reset in 812 ms.
Computed a total of 201 stabilizing places and 631 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 201 transition count 631
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 4 factoid took 18 ms. Proved property starting from automaton with 2 states, 3 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 116 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-01 finished in 42598 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 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 201 transition count 747
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 201 transition count 747
Ensure Unique test removed 116 transitions
Reduce isomorphic transitions removed 116 transitions.
Iterating post reduction 0 with 116 rules applied. Total rules applied 152 place count 201 transition count 631
Applied a total of 152 rules in 52 ms. Remains 201 /219 variables (removed 18) and now considering 631/880 (removed 249) transitions.
Skipped dead transition search.
[2026-05-27 01:53:39] [INFO ] Flow matrix only has 101 transitions (discarded 530 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4742626114510327592.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9254411647071498302.kers'
[2026-05-27 01:53:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4742626114510327592.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9254411647071498302.kers]
Culling duplicate invariants (modulo rational): removing 98 columns.
Culled 98 columns in 0 ms.
// Phase 1: matrix 101 rows 103 cols 203 entries
Finished phase 1 with 3 SingleSign rule and 98 generalized
[2026-05-27 01:53:39] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9254411647071498302.kers
Total runtime 1 ms.
[2026-05-27 01:53:39] [INFO ] Implicit Places using invariants in 140 ms returned []
[2026-05-27 01:53:39] [INFO ] Flow matrix only has 101 transitions (discarded 530 similar events)
[2026-05-27 01:53:39] [INFO ] Invariant cache hit.
[2026-05-27 01:53:39] [INFO ] State equation strengthened by 93 read => feed constraints.
[2026-05-27 01:53:39] [INFO ] Implicit Places using invariants and state equation in 321 ms returned []
Implicit Place search using SMT with State Equation took 463 ms to find 0 implicit places.
[2026-05-27 01:53:39] [INFO ] Redundant transitions in 32 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 201/219 places, 631/880 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 553 ms. Remains : 201/219 places, 631/880 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 44 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-02
Product exploration explored 100000 steps with 2339 reset in 723 ms.
Product exploration explored 100000 steps with 2351 reset in 766 ms.
Computed a total of 201 stabilizing places and 631 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 201 transition count 631
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 4 factoid took 15 ms. Proved property starting from automaton with 1 states, 2 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 123 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-02 finished in 2242 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(G(p0))||(X(X(p0))&&(p1||X(p1))))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 202 transition count 754
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 202 transition count 754
Ensure Unique test removed 109 transitions
Reduce isomorphic transitions removed 109 transitions.
Iterating post reduction 0 with 109 rules applied. Total rules applied 143 place count 202 transition count 645
Applied a total of 143 rules in 14 ms. Remains 202 /219 variables (removed 17) and now considering 645/880 (removed 235) transitions.
Running 637 sub problems to find dead transitions.
[2026-05-27 01:53:41] [INFO ] Flow matrix only has 102 transitions (discarded 543 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18391630240793671026.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13163069846894098515.kers'
[2026-05-27 01:53:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18391630240793671026.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13163069846894098515.kers]
Culling duplicate invariants (modulo rational): removing 97 columns.
Culled 97 columns in 0 ms.
// Phase 1: matrix 102 rows 105 cols 207 entries
Finished phase 1 with 5 SingleSign rule and 97 generalized
[2026-05-27 01:53:41] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13163069846894098515.kers
Total runtime 1 ms.
[2026-05-27 01:53:41] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 637 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/304 variables, and 396 constraints, problems are : Problem set: 0 solved, 637 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 637/637 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 637 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 637 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 637 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/304 variables, and 1033 constraints, problems are : Problem set: 0 solved, 637 unsolved in 20050 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 637/637 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40130ms problems are : Problem set: 0 solved, 637 unsolved
Search for dead transitions found 0 dead transitions in 40132ms
[2026-05-27 01:54:21] [INFO ] Flow matrix only has 102 transitions (discarded 543 similar events)
[2026-05-27 01:54:21] [INFO ] Invariant cache hit.
[2026-05-27 01:54:21] [INFO ] Implicit Places using invariants in 129 ms returned []
[2026-05-27 01:54:21] [INFO ] Flow matrix only has 102 transitions (discarded 543 similar events)
[2026-05-27 01:54:21] [INFO ] Invariant cache hit.
[2026-05-27 01:54:21] [INFO ] State equation strengthened by 94 read => feed constraints.
[2026-05-27 01:54:21] [INFO ] Implicit Places using invariants and state equation in 456 ms returned []
Implicit Place search using SMT with State Equation took 587 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 202/219 places, 645/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40737 ms. Remains : 202/219 places, 645/880 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(G(p0))||(X(X(p0))&&(X(p1)||p1)))))'
Stuttering acceptance computed with spot in 176 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-04
Entered a terminal (fully accepting) state of product in 129 steps with 2 reset in 2 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-04 finished in 40945 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(p1)||G(!p1))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 202 transition count 756
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 202 transition count 756
Ensure Unique test removed 109 transitions
Reduce isomorphic transitions removed 109 transitions.
Iterating post reduction 0 with 109 rules applied. Total rules applied 143 place count 202 transition count 647
Applied a total of 143 rules in 14 ms. Remains 202 /219 variables (removed 17) and now considering 647/880 (removed 233) transitions.
Running 639 sub problems to find dead transitions.
[2026-05-27 01:54:22] [INFO ] Flow matrix only has 102 transitions (discarded 545 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1416119110286207740.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5940777575146860606.kers'
[2026-05-27 01:54:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1416119110286207740.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5940777575146860606.kers]
Culling duplicate invariants (modulo rational): removing 97 columns.
Culled 97 columns in 0 ms.
// Phase 1: matrix 102 rows 105 cols 207 entries
Finished phase 1 with 5 SingleSign rule and 97 generalized
[2026-05-27 01:54:22] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5940777575146860606.kers
Total runtime 1 ms.
[2026-05-27 01:54:22] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 639 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/304 variables, and 396 constraints, problems are : Problem set: 0 solved, 639 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 639/639 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 639 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 639 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 639 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/304 variables, and 1035 constraints, problems are : Problem set: 0 solved, 639 unsolved in 20046 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 639/639 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40122ms problems are : Problem set: 0 solved, 639 unsolved
Search for dead transitions found 0 dead transitions in 40123ms
[2026-05-27 01:55:02] [INFO ] Flow matrix only has 102 transitions (discarded 545 similar events)
[2026-05-27 01:55:02] [INFO ] Invariant cache hit.
[2026-05-27 01:55:02] [INFO ] Implicit Places using invariants in 135 ms returned []
[2026-05-27 01:55:02] [INFO ] Flow matrix only has 102 transitions (discarded 545 similar events)
[2026-05-27 01:55:02] [INFO ] Invariant cache hit.
[2026-05-27 01:55:02] [INFO ] State equation strengthened by 94 read => feed constraints.
[2026-05-27 01:55:02] [INFO ] Implicit Places using invariants and state equation in 323 ms returned []
Implicit Place search using SMT with State Equation took 468 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 202/219 places, 647/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40609 ms. Remains : 202/219 places, 647/880 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(p1)||G(!p1))))'
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p1), (NOT p0), false, true, p1]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 260 ms.
Product exploration explored 100000 steps with 50000 reset in 313 ms.
Computed a total of 202 stabilizing places and 647 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 202 transition count 647
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 10 ms. Proved property starting from automaton with 6 states, 9 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 111 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-06 finished in 41517 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((X(p0) U ((!p1&&X(p0))||X(G(p0)))))))))'
Support contains 3 out of 219 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 202 transition count 759
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 202 transition count 759
Ensure Unique test removed 106 transitions
Reduce isomorphic transitions removed 106 transitions.
Iterating post reduction 0 with 106 rules applied. Total rules applied 140 place count 202 transition count 653
Applied a total of 140 rules in 11 ms. Remains 202 /219 variables (removed 17) and now considering 653/880 (removed 227) transitions.
Running 645 sub problems to find dead transitions.
[2026-05-27 01:55:03] [INFO ] Flow matrix only has 102 transitions (discarded 551 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5631730751573394425.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1286999739551447841.kers'
[2026-05-27 01:55:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5631730751573394425.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1286999739551447841.kers]
Culling duplicate invariants (modulo rational): removing 97 columns.
Culled 97 columns in 0 ms.
// Phase 1: matrix 102 rows 105 cols 207 entries
Finished phase 1 with 5 SingleSign rule and 97 generalized
[2026-05-27 01:55:03] [INFO ] Computed 100 invariants in 1 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1286999739551447841.kers
Total runtime 2 ms.
[2026-05-27 01:55:03] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 645 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/304 variables, and 396 constraints, problems are : Problem set: 0 solved, 645 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 645/645 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 645 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 3 (OVERLAPS) 8/202 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 5 (OVERLAPS) 102/304 variables, 202/302 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/304 variables, 94/396 constraints. Problems are: Problem set: 0 solved, 645 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/304 variables, 645/1041 constraints. Problems are: Problem set: 0 solved, 645 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/304 variables, and 1041 constraints, problems are : Problem set: 0 solved, 645 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 202/202 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 645/645 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40085ms problems are : Problem set: 0 solved, 645 unsolved
Search for dead transitions found 0 dead transitions in 40088ms
[2026-05-27 01:55:43] [INFO ] Flow matrix only has 102 transitions (discarded 551 similar events)
[2026-05-27 01:55:43] [INFO ] Invariant cache hit.
[2026-05-27 01:55:43] [INFO ] Implicit Places using invariants in 130 ms returned []
[2026-05-27 01:55:43] [INFO ] Flow matrix only has 102 transitions (discarded 551 similar events)
[2026-05-27 01:55:43] [INFO ] Invariant cache hit.
[2026-05-27 01:55:44] [INFO ] State equation strengthened by 94 read => feed constraints.
[2026-05-27 01:55:44] [INFO ] Implicit Places using invariants and state equation in 367 ms returned []
Implicit Place search using SMT with State Equation took 499 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 202/219 places, 653/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40605 ms. Remains : 202/219 places, 653/880 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((X(p0) U (X(G(p0))||(!p1&&X(p0)))))))))'
Stuttering acceptance computed with spot in 192 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-07
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-07 finished in 40829 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))&&F(p1)))&&!(X(!p0) U X(p2))))'
Support contains 7 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 203 transition count 771
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 203 transition count 771
Ensure Unique test removed 101 transitions
Reduce isomorphic transitions removed 101 transitions.
Iterating post reduction 0 with 101 rules applied. Total rules applied 133 place count 203 transition count 670
Applied a total of 133 rules in 12 ms. Remains 203 /219 variables (removed 16) and now considering 670/880 (removed 210) transitions.
Running 662 sub problems to find dead transitions.
[2026-05-27 01:55:44] [INFO ] Flow matrix only has 103 transitions (discarded 567 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5158879795003760325.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10076699626408194329.kers'
[2026-05-27 01:55:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5158879795003760325.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10076699626408194329.kers]
Culling duplicate invariants (modulo rational): removing 96 columns.
Culled 96 columns in 0 ms.
// Phase 1: matrix 103 rows 107 cols 211 entries
Finished phase 1 with 7 SingleSign rule and 96 generalized
[2026-05-27 01:55:44] [INFO ] Computed 100 invariants in 1 ms
Computed 100 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-10076699626408194329.kers
Total runtime 2 ms.
[2026-05-27 01:55:44] [INFO ] State equation strengthened by 95 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 3 (OVERLAPS) 8/203 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/203 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 5 (OVERLAPS) 103/306 variables, 203/303 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/306 variables, 95/398 constraints. Problems are: Problem set: 0 solved, 662 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/306 variables, and 398 constraints, problems are : Problem set: 0 solved, 662 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 203/203 constraints, ReadFeed: 95/95 constraints, PredecessorRefiner: 662/662 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 662 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 3 (OVERLAPS) 8/203 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/203 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 5 (OVERLAPS) 103/306 variables, 203/303 constraints. Problems are: Problem set: 0 solved, 662 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/306 variables, 95/398 constraints. Problems are: Problem set: 0 solved, 662 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/306 variables, and 1060 constraints, problems are : Problem set: 0 solved, 662 unsolved in 20052 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 203/203 constraints, ReadFeed: 95/95 constraints, PredecessorRefiner: 662/662 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40118ms problems are : Problem set: 0 solved, 662 unsolved
Search for dead transitions found 0 dead transitions in 40119ms
[2026-05-27 01:56:24] [INFO ] Flow matrix only has 103 transitions (discarded 567 similar events)
[2026-05-27 01:56:24] [INFO ] Invariant cache hit.
[2026-05-27 01:56:24] [INFO ] Implicit Places using invariants in 155 ms returned []
[2026-05-27 01:56:24] [INFO ] Flow matrix only has 103 transitions (discarded 567 similar events)
[2026-05-27 01:56:24] [INFO ] Invariant cache hit.
[2026-05-27 01:56:24] [INFO ] State equation strengthened by 95 read => feed constraints.
[2026-05-27 01:56:25] [INFO ] Implicit Places using invariants and state equation in 545 ms returned []
Implicit Place search using SMT with State Equation took 701 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 203/219 places, 670/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40835 ms. Remains : 203/219 places, 670/880 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(X(p0))&&F(p1)))&&!(X(!p0) U X(p2))))'
Stuttering acceptance computed with spot in 294 ms :[(OR (NOT p1) (NOT p0) p2), (OR (NOT p1) (NOT p0) p2), true, (NOT p0), (NOT p1), p2, (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-09
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-09 finished in 41173 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) U G(p1)) U X(p2)))'
Support contains 7 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 203 transition count 766
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 203 transition count 766
Ensure Unique test removed 103 transitions
Reduce isomorphic transitions removed 103 transitions.
Iterating post reduction 0 with 103 rules applied. Total rules applied 135 place count 203 transition count 663
Applied a total of 135 rules in 12 ms. Remains 203 /219 variables (removed 16) and now considering 663/880 (removed 217) transitions.
Running 655 sub problems to find dead transitions.
[2026-05-27 01:56:25] [INFO ] Flow matrix only has 103 transitions (discarded 560 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10672080967538323234.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14569581207070122861.kers'
[2026-05-27 01:56:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10672080967538323234.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14569581207070122861.kers]
Culling duplicate invariants (modulo rational): removing 96 columns.
Culled 96 columns in 0 ms.
// Phase 1: matrix 103 rows 107 cols 211 entries
Finished phase 1 with 7 SingleSign rule and 96 generalized
[2026-05-27 01:56:25] [INFO ] Computed 100 invariants in 1 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14569581207070122861.kers
Total runtime 2 ms.
[2026-05-27 01:56:25] [INFO ] State equation strengthened by 95 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 3 (OVERLAPS) 8/203 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/203 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 5 (OVERLAPS) 103/306 variables, 203/303 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/306 variables, 95/398 constraints. Problems are: Problem set: 0 solved, 655 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/306 variables, and 398 constraints, problems are : Problem set: 0 solved, 655 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 203/203 constraints, ReadFeed: 95/95 constraints, PredecessorRefiner: 655/655 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 655 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 3 (OVERLAPS) 8/203 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/203 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 5 (OVERLAPS) 103/306 variables, 203/303 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/306 variables, 95/398 constraints. Problems are: Problem set: 0 solved, 655 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/306 variables, 655/1053 constraints. Problems are: Problem set: 0 solved, 655 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/306 variables, and 1053 constraints, problems are : Problem set: 0 solved, 655 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 203/203 constraints, ReadFeed: 95/95 constraints, PredecessorRefiner: 655/655 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40088ms problems are : Problem set: 0 solved, 655 unsolved
Search for dead transitions found 0 dead transitions in 40089ms
[2026-05-27 01:57:05] [INFO ] Flow matrix only has 103 transitions (discarded 560 similar events)
[2026-05-27 01:57:05] [INFO ] Invariant cache hit.
[2026-05-27 01:57:05] [INFO ] Implicit Places using invariants in 131 ms returned []
[2026-05-27 01:57:05] [INFO ] Flow matrix only has 103 transitions (discarded 560 similar events)
[2026-05-27 01:57:05] [INFO ] Invariant cache hit.
[2026-05-27 01:57:06] [INFO ] State equation strengthened by 95 read => feed constraints.
[2026-05-27 01:57:06] [INFO ] Implicit Places using invariants and state equation in 351 ms returned []
Implicit Place search using SMT with State Equation took 484 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 203/219 places, 663/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40589 ms. Remains : 203/219 places, 663/880 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) U G(p1)) U X(p2)))'
Stuttering acceptance computed with spot in 323 ms :[(NOT p2), (NOT p2), (AND p1 (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), true, (AND p1 (NOT p0)), (NOT p1), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-12 finished in 40956 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 3 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 880/880 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 201 transition count 749
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 201 transition count 749
Ensure Unique test removed 114 transitions
Reduce isomorphic transitions removed 114 transitions.
Iterating post reduction 0 with 114 rules applied. Total rules applied 150 place count 201 transition count 635
Applied a total of 150 rules in 10 ms. Remains 201 /219 variables (removed 18) and now considering 635/880 (removed 245) transitions.
Running 627 sub problems to find dead transitions.
[2026-05-27 01:57:06] [INFO ] Flow matrix only has 101 transitions (discarded 534 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4932010012189217855.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17042359166541678965.kers'
[2026-05-27 01:57:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4932010012189217855.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17042359166541678965.kers]
Culling duplicate invariants (modulo rational): removing 98 columns.
Culled 98 columns in 0 ms.
// Phase 1: matrix 101 rows 103 cols 203 entries
Finished phase 1 with 3 SingleSign rule and 98 generalized
[2026-05-27 01:57:06] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17042359166541678965.kers
Total runtime 1 ms.
[2026-05-27 01:57:06] [INFO ] State equation strengthened by 93 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/193 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 3 (OVERLAPS) 8/201 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 5 (OVERLAPS) 101/302 variables, 201/301 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 93/394 constraints. Problems are: Problem set: 0 solved, 627 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 302/302 variables, and 394 constraints, problems are : Problem set: 0 solved, 627 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 201/201 constraints, ReadFeed: 93/93 constraints, PredecessorRefiner: 627/627 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 627 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/193 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/193 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 3 (OVERLAPS) 8/201 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 5 (OVERLAPS) 101/302 variables, 201/301 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 93/394 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 627/1021 constraints. Problems are: Problem set: 0 solved, 627 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/302 variables, and 1021 constraints, problems are : Problem set: 0 solved, 627 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 201/201 constraints, ReadFeed: 93/93 constraints, PredecessorRefiner: 627/627 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40088ms problems are : Problem set: 0 solved, 627 unsolved
Search for dead transitions found 0 dead transitions in 40090ms
[2026-05-27 01:57:46] [INFO ] Flow matrix only has 101 transitions (discarded 534 similar events)
[2026-05-27 01:57:46] [INFO ] Invariant cache hit.
[2026-05-27 01:57:46] [INFO ] Implicit Places using invariants in 131 ms returned []
[2026-05-27 01:57:46] [INFO ] Flow matrix only has 101 transitions (discarded 534 similar events)
[2026-05-27 01:57:46] [INFO ] Invariant cache hit.
[2026-05-27 01:57:46] [INFO ] State equation strengthened by 93 read => feed constraints.
[2026-05-27 01:57:48] [INFO ] Implicit Places using invariants and state equation in 1810 ms returned []
Implicit Place search using SMT with State Equation took 1943 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 201/219 places, 635/880 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42047 ms. Remains : 201/219 places, 635/880 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS010-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D10CS010-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS010-LTLFireability-15 finished in 42217 ms.
All properties solved by simple procedures.
Total runtime 419524 ms.

BK_STOP 1779847069262

--------------------
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="PhaseVariation-PT-D10CS010"
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 PhaseVariation-PT-D10CS010, 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 r194-tall-177969914400892"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D10CS010.tgz
mv PhaseVariation-PT-D10CS010 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 ;