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.r096-smll-177946996500278.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is DES-PT-60a, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r096-smll-177946996500278
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 7.2K Mar 6 18:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 6 18:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 6 18:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 6 18:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 08:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 08:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Mar 6 18:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Mar 6 18:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Mar 6 18:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 6 18:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 09:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 09:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 110K 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

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779537485470

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-60a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-23 11:58:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 11:58:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 11:58:07] [INFO ] Load time of PNML (sax parser for PT used): 159 ms
[2026-05-23 11:58:07] [INFO ] Transformed 354 places.
[2026-05-23 11:58:07] [INFO ] Transformed 311 transitions.
[2026-05-23 11:58:07] [INFO ] Found NUPN structural information;
[2026-05-23 11:58:07] [INFO ] Parsed PT model containing 354 places and 311 transitions and 1496 arcs in 322 ms.
Structural test allowed to assert that 44 places are NOT stable. Took 12 ms.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
[2026-05-23 11:58:08] [INFO ] Flatten gal took : 298 ms
[2026-05-23 11:58:09] [INFO ] Flatten gal took : 123 ms
[2026-05-23 11:58:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5868784009196186963.gal : 93 ms
[2026-05-23 11:58:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1469418751372127163.prop : 19 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5868784009196186963.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1469418751372127163.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1469418751372127163.prop.
RANDOM walk for 40000 steps (873 resets) in 5316 ms. (7 steps per ms) remains 219/310 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 24 ms. (16 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 18 ms. (21 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
Invariant property smplace_270 does not hold.
Invariant property smplace_246 does not hold.
Invariant property smplace_239 does not hold.
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
Invariant property smplace_179 does not hold.
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 219/219 properties
BEST_FIRST walk for 402 steps (8 resets) in 17 ms. (22 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 219/219 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 219/219 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 219/219 properties
SDD proceeding with computation,306 properties remain. new max is 2
SDD size :1 after 5
Invariant property smplace_352 does not hold.
Invariant property smplace_350 does not hold.
Invariant property smplace_119 does not hold.
SDD proceeding with computation,303 properties remain. new max is 2
SDD size :5 after 9
Invariant property smplace_250 does not hold.
Invariant property smplace_248 does not hold.
Invariant property smplace_245 does not hold.
Invariant property smplace_243 does not hold.
Invariant property smplace_241 does not hold.
Invariant property smplace_238 does not hold.
// Phase 1: matrix 297 rows 354 cols
SDD proceeding with computation,297 properties remain. new max is 2
SDD size :9 after 16
[2026-05-23 11:58:09] [INFO ] Computed 59 invariants in 41 ms
SDD proceeding with computation,297 properties remain. new max is 4
SDD size :16 after 17
SDD proceeding with computation,297 properties remain. new max is 8
SDD size :17 after 21
[2026-05-23 11:58:09] [INFO ] State equation strengthened by 1 read => feed constraints.
Invariant property smplace_268 does not hold.
Invariant property smplace_256 does not hold.
SDD proceeding with computation,295 properties remain. new max is 8
SDD size :21 after 113
Invariant property smplace_255 does not hold.
Invariant property smplace_178 does not hold.
SDD proceeding with computation,293 properties remain. new max is 8
SDD size :113 after 115
SDD proceeding with computation,293 properties remain. new max is 16
SDD size :115 after 117
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,293 properties remain. new max is 32
SDD size :117 after 147
SDD proceeding with computation,293 properties remain. new max is 64
SDD size :147 after 153
SDD proceeding with computation,293 properties remain. new max is 128
SDD size :153 after 160
Invariant property smplace_348 does not hold.
Invariant property smplace_335 does not hold.
Invariant property smplace_328 does not hold.
Invariant property smplace_266 does not hold.
Invariant property smplace_264 does not hold.
Invariant property smplace_262 does not hold.
Invariant property smplace_260 does not hold.
Invariant property smplace_259 does not hold.
Invariant property smplace_257 does not hold.
Invariant property smplace_253 does not hold.
SDD proceeding with computation,283 properties remain. new max is 128
SDD size :160 after 1401
Invariant property smplace_177 does not hold.
SDD proceeding with computation,282 properties remain. new max is 128
SDD size :1401 after 1553
SDD proceeding with computation,282 properties remain. new max is 256
SDD size :1553 after 1601
Invariant property smplace_237 does not hold.
SDD proceeding with computation,281 properties remain. new max is 256
SDD size :1601 after 2337
Invariant property smplace_353 does not hold.
Invariant property smplace_351 does not hold.
Invariant property smplace_347 does not hold.
Invariant property smplace_342 does not hold.
Invariant property smplace_340 does not hold.
Invariant property smplace_278 does not hold.
Invariant property smplace_258 does not hold.
Invariant property smplace_118 does not hold.
SDD proceeding with computation,273 properties remain. new max is 256
SDD size :2337 after 19989
SDD proceeding with computation,273 properties remain. new max is 512
SDD size :19989 after 24305
Invariant property smplace_341 does not hold.
Invariant property smplace_332 does not hold.
Invariant property smplace_330 does not hold.
Invariant property smplace_325 does not hold.
Invariant property smplace_323 does not hold.
Invariant property smplace_321 does not hold.
Invariant property smplace_320 does not hold.
Invariant property smplace_319 does not hold.
Invariant property smplace_318 does not hold.
Invariant property smplace_317 does not hold.
Invariant property smplace_316 does not hold.
Invariant property smplace_315 does not hold.
Invariant property smplace_314 does not hold.
Invariant property smplace_313 does not hold.
Invariant property smplace_312 does not hold.
Invariant property smplace_311 does not hold.
Invariant property smplace_304 does not hold.
Invariant property smplace_302 does not hold.
Invariant property smplace_300 does not hold.
Invariant property smplace_298 does not hold.
Invariant property smplace_296 does not hold.
Invariant property smplace_288 does not hold.
Invariant property smplace_286 does not hold.
Invariant property smplace_284 does not hold.
Invariant property smplace_282 does not hold.
Invariant property smplace_280 does not hold.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 219/219 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/219 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 2 (OVERLAPS) 50/269 variables, 7/226 constraints. Problems are: Problem set: 0 solved, 219 unsolved
SMT process timed out in 5340ms, After SMT, problems are : Problem set: 0 solved, 219 unsolved
Fused 219 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 219 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 297/297 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 354 transition count 295
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 353 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 353 transition count 294
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 353 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 352 transition count 293
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 351 transition count 293
Applied a total of 10 rules in 161 ms. Remains 351 /354 variables (removed 3) and now considering 293/297 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 351/354 places, 293/297 transitions.
SDD proceeding with computation,247 properties remain. new max is 512
SDD size :24305 after 644549
Invariant property smplace_322 does not hold.
Invariant property smplace_306 does not hold.
Invariant property smplace_290 does not hold.
RANDOM walk for 4000000 steps (54576 resets) in 95217 ms. (42 steps per ms) remains 208/219 properties
BEST_FIRST walk for 40004 steps (80 resets) in 220 ms. (181 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (80 resets) in 227 ms. (175 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (81 resets) in 237 ms. (168 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (93 resets) in 205 ms. (194 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (92 resets) in 204 ms. (195 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 197 ms. (202 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (89 resets) in 208 ms. (191 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (90 resets) in 249 ms. (160 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (85 resets) in 214 ms. (186 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (96 resets) in 250 ms. (159 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (92 resets) in 242 ms. (164 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (96 resets) in 209 ms. (190 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (91 resets) in 235 ms. (169 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 221 ms. (180 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (93 resets) in 203 ms. (196 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 260 ms. (153 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 214 ms. (186 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (87 resets) in 241 ms. (165 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (84 resets) in 250 ms. (159 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (89 resets) in 201 ms. (198 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (85 resets) in 190 ms. (209 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 190 ms. (209 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (90 resets) in 211 ms. (188 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (85 resets) in 232 ms. (171 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (87 resets) in 256 ms. (155 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (95 resets) in 230 ms. (173 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (86 resets) in 247 ms. (161 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (85 resets) in 228 ms. (174 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (95 resets) in 222 ms. (179 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (93 resets) in 237 ms. (168 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (101 resets) in 211 ms. (188 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (82 resets) in 248 ms. (160 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (98 resets) in 224 ms. (177 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (93 resets) in 224 ms. (177 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (81 resets) in 237 ms. (168 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (86 resets) in 201 ms. (198 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (85 resets) in 195 ms. (204 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (81 resets) in 183 ms. (217 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 203 ms. (196 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (82 resets) in 250 ms. (159 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (92 resets) in 257 ms. (155 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 205 ms. (194 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (85 resets) in 245 ms. (162 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (95 resets) in 250 ms. (159 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 211 ms. (188 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 247 ms. (161 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (94 resets) in 239 ms. (166 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (87 resets) in 205 ms. (194 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (100 resets) in 255 ms. (156 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (91 resets) in 219 ms. (181 steps per ms) remains 208/208 properties
SDD proceeding with computation,244 properties remain. new max is 512
SDD size :644549 after 2.40577e+06
Invariant property smplace_324 does not hold.
Invariant property smplace_308 does not hold.
Invariant property smplace_292 does not hold.
SDD proceeding with computation,241 properties remain. new max is 512
SDD size :2.40577e+06 after 7.53346e+06
Invariant property smplace_326 does not hold.
Invariant property smplace_310 does not hold.
Invariant property smplace_294 does not hold.
Invariant property smplace_276 does not hold.
Probabilistic random walk after 10000001 steps, saw 1268380 distinct states, run finished after 81320 ms. (steps per millisecond=122 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2026-05-23 12:00:04] [INFO ] Computed 60 invariants in 24 ms
[2026-05-23 12:00:04] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/208 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 55/263 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (OVERLAPS) 35/298 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 25/323 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/323 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 7 (OVERLAPS) 7/330 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/330 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 9 (OVERLAPS) 281/611 variables, 330/385 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/611 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/611 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 12 (OVERLAPS) 23/634 variables, 11/398 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/634 variables, 4/402 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/634 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 15 (OVERLAPS) 1/635 variables, 1/403 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/635 variables, 1/404 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/635 variables, 0/404 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 18 (OVERLAPS) 9/644 variables, 9/413 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 0.0)
(t1 (/ 1701.0 13616.0))
(t2 (/ 1701.0 13616.0))
(t3 (/ 11913.0 13616.0))
(t4 (/ 1701.0 13616.0))
(t5 (/ 25529.0 13616.0))
(t6 0.0)
(t7 (/ 1.0 13616.0))
(t8 (/ 1.0 6808.0))
(t9 (/ 3.0 13616.0))
(t10 (/ 1.0 3404.0))
(t11 (/ 5.0 13616.0))
(t12 (/ 3.0 6808.0))
(t13 (/ 7.0 13616.0))
(t14 (/ 1.0 1702.0))
(t15 (/ 9.0 13616.0))
(t16 (/ 5.0 6808.0))
(t17 (/ 11.0 13616.0))
(t18 (/ 3.0 3404.0))
(t19 (/ 13.0 13616.0))
(t20 (/ 7.0 6808.0))
(t21 (/ 15.0 13616.0))
(t22 (/ 1.0 851.0))
(t23 (/ 17.0 13616.0))
(t24 (/ 9.0 6808.0))
(t25 (/ 19.0 13616.0))
(t26 (/ 5.0 3404.0))
(t27 (/ 21.0 13616.0))
(t28 (/ 11.0 6808.0))
(t29 (/ 1.0 592.0))
(t30 (/ 3.0 1702.0))
(t31 (/ 25.0 13616.0))
(t32 (/ 13.0 6808.0))
(t33 (/ 27.0 13616.0))
(t34 (/ 7.0 3404.0))
(t35 (/ 29.0 13616.0))
(t36 (/ 15.0 6808.0))
(t37 (/ 31.0 13616.0))
(t38 (/ 2.0 851.0))
(t39 (/ 33.0 13616.0))
(t40 (/ 17.0 6808.0))
(t41 (/ 35.0 13616.0))
(t42 (/ 9.0 3404.0))
(t43 (/ 1.0 368.0))
(t44 (/ 19.0 6808.0))
(t45 (/ 39.0 13616.0))
(t46 (/ 5.0 1702.0))
(t47 (/ 41.0 13616.0))
(t48 (/ 21.0 6808.0))
(t49 (/ 43.0 13616.0))
(t50 (/ 11.0 3404.0))
(t51 (/ 45.0 13616.0))
(t52 (/ 1.0 296.0))
(t53 (/ 47.0 13616.0))
(t54 (/ 3.0 851.0))
(t55 (/ 49.0 13616.0))
(t56 (/ 25.0 6808.0))
(t57 (/ 51.0 13616.0))
(t58 (/ 13.0 3404.0))
(t59 (/ 53.0 13616.0))
(t60 (/ 27.0 6808.0))
(t61 (/ 27.0 6808.0))
(t62 (/ 27.0 6808.0))
(t63 (/ 27.0 6808.0))
(t64 (/ 27.0 6808.0))
(t65 0.0)
(t66 (/ 1.0 13616.0))
(t67 (/ 1.0 6808.0))
(t68 (/ 3.0 13616.0))
(t69 (/ 1.0 3404.0))
(t70 (/ 5.0 13616.0))
(t71 (/ 3.0 6808.0))
(t72 (/ 7.0 13616.0))
(t73 (/ 1.0 1702.0))
(t74 (/ 9.0 13616.0))
(t75 (/ 5.0 6808.0))
(t76 (/ 11.0 13616.0))
(t77 (/ 3.0 3404.0))
(t78 (/ 13.0 13616.0))
(t79 (/ 7.0 6808.0))
(t80 (/ 15.0 13616.0))
(t81 (/ 1.0 851.0))
(t82 (/ 17.0 13616.0))
(t83 (/ 9.0 6808.0))
(t84 (/ 19.0 13616.0))
(t85 (/ 5.0 3404.0))
(t86 (/ 21.0 13616.0))
(t87 (/ 11.0 6808.0))
(t88 (/ 1.0 592.0))
(t89 (/ 3.0 1702.0))
(t90 (/ 25.0 13616.0))
(t91 (/ 13.0 6808.0))
(t92 (/ 27.0 13616.0))
(t93 (/ 7.0 3404.0))
(t94 (/ 29.0 13616.0))
(t95 (/ 15.0 6808.0))
(t96 (/ 31.0 13616.0))
(t97 (/ 2.0 851.0))
(t98 (/ 33.0 13616.0))
(t99 (/ 17.0 6808.0))
(t100 (/ 35.0 13616.0))
(t101 (/ 9.0 3404.0))
(t102 (/ 1.0 368.0))
(t103 (/ 19.0 6808.0))
(t104 (/ 39.0 13616.0))
(t105 (/ 5.0 1702.0))
(t106 (/ 41.0 13616.0))
(t107 (/ 21.0 6808.0))
(t108 (/ 43.0 13616.0))
(t109 (/ 11.0 3404.0))
(t110 (/ 45.0 13616.0))
(t111 (/ 1.0 296.0))
(t112 (/ 47.0 13616.0))
(t113 (/ 3.0 851.0))
(t114 (/ 49.0 13616.0))
(t115 (/ 25.0 6808.0))
(t116 (/ 51.0 13616.0))
(t117 (/ 13.0 3404.0))
(t118 (/ 13.0 3404.0))
(t119 (/ 13.0 3404.0))
(t120 (/ 13.0 3404.0))
(t121 (/ 13.0 3404.0))
(t122 (/ 13.0 3404.0))
(t123 (/ 10275.0 13616.0))
(t124 1.0)
(t125 0.0)
(t126 (/ 1.0 13616.0))
(t127 (/ 1.0 6808.0))
(t128 (/ 3.0 13616.0))
(t129 (/ 1.0 3404.0))
(t130 (/ 5.0 13616.0))
(t131 (/ 3.0 6808.0))
(t132 (/ 7.0 13616.0))
(t133 (/ 1.0 1702.0))
(t134 (/ 9.0 13616.0))
(t135 (/ 5.0 6808.0))
(t136 (/ 11.0 13616.0))
(t137 (/ 3.0 3404.0))
(t138 (/ 13.0 13616.0))
(t139 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 208 unsolved in 45029 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 208 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/208 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 55/263 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (OVERLAPS) 35/298 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 25/323 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/323 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 7 (OVERLAPS) 7/330 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/330 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 9 (OVERLAPS) 281/611 variables, 330/385 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/611 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/611 variables, 158/545 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:01:18] [INFO ] Deduced a trap composed of 11 places in 169 ms of which 14 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/611 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:01:30] [INFO ] Deduced a trap composed of 9 places in 150 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:01:31] [INFO ] Deduced a trap composed of 11 places in 124 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/611 variables, 2/548 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 611/644 variables, and 548 constraints, problems are : Problem set: 0 solved, 208 unsolved in 45020 ms.
Refiners :[Positive P Invariants (semi-flows): 31/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 330/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 158/208 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90147ms problems are : Problem set: 0 solved, 208 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 208 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 16 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 351/351 places, 293/293 transitions.
RANDOM walk for 4000000 steps (54645 resets) in 92066 ms. (43 steps per ms) remains 206/208 properties
BEST_FIRST walk for 40004 steps (95 resets) in 209 ms. (190 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (88 resets) in 247 ms. (161 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (94 resets) in 209 ms. (190 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (91 resets) in 269 ms. (148 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 209 ms. (190 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (98 resets) in 240 ms. (165 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (98 resets) in 227 ms. (175 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 205 ms. (194 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (97 resets) in 275 ms. (144 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 209 ms. (190 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (80 resets) in 230 ms. (173 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (89 resets) in 220 ms. (181 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 230 ms. (173 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (89 resets) in 241 ms. (165 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (91 resets) in 207 ms. (192 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (86 resets) in 303 ms. (131 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (88 resets) in 254 ms. (156 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (87 resets) in 219 ms. (181 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (91 resets) in 227 ms. (175 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (80 resets) in 226 ms. (176 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 234 ms. (170 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (87 resets) in 205 ms. (194 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (94 resets) in 213 ms. (186 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (93 resets) in 192 ms. (207 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (88 resets) in 237 ms. (168 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 203 ms. (196 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 242 ms. (164 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (92 resets) in 298 ms. (133 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (96 resets) in 232 ms. (171 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (91 resets) in 237 ms. (168 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (96 resets) in 201 ms. (198 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (98 resets) in 236 ms. (168 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (76 resets) in 189 ms. (210 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (87 resets) in 188 ms. (211 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (90 resets) in 236 ms. (168 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (85 resets) in 200 ms. (199 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (86 resets) in 188 ms. (211 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (90 resets) in 206 ms. (193 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (94 resets) in 239 ms. (166 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (86 resets) in 233 ms. (170 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (86 resets) in 192 ms. (207 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (83 resets) in 198 ms. (201 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (93 resets) in 187 ms. (212 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (84 resets) in 226 ms. (176 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (90 resets) in 252 ms. (158 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (93 resets) in 214 ms. (186 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (93 resets) in 202 ms. (197 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (90 resets) in 224 ms. (177 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (93 resets) in 213 ms. (186 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (84 resets) in 236 ms. (168 steps per ms) remains 206/206 properties
SDD proceeding with computation,237 properties remain. new max is 512
SDD size :7.53346e+06 after 2.16641e+07
Interrupted probabilistic random walk after 9210811 steps, run timeout after 81001 ms. (steps per millisecond=113 ) properties seen :0 out of 206
Probabilistic random walk after 9210811 steps, saw 1172986 distinct states, run finished after 81008 ms. (steps per millisecond=113 ) properties seen :0
[2026-05-23 12:03:23] [INFO ] Invariant cache hit.
[2026-05-23 12:03:23] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 56/262 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 35/297 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 25/322 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/322 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 7/329 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/329 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 9 (OVERLAPS) 280/609 variables, 329/384 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/609 variables, 2/386 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/609 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 12 (OVERLAPS) 24/633 variables, 11/397 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/633 variables, 4/401 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/633 variables, 0/401 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 15 (OVERLAPS) 1/634 variables, 1/402 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/634 variables, 1/403 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/634 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 18 (OVERLAPS) 10/644 variables, 10/413 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 20 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 206 unsolved in 59803 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 56/262 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 35/297 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:04:28] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 25/322 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/322 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 8 (OVERLAPS) 7/329 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/329 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 10 (OVERLAPS) 280/609 variables, 329/385 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/609 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/609 variables, 157/544 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:04:49] [INFO ] Deduced a trap composed of 10 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:04:53] [INFO ] Deduced a trap composed of 11 places in 88 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/609 variables, 2/546 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/609 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 15 (OVERLAPS) 24/633 variables, 11/557 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/633 variables, 4/561 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/633 variables, 49/610 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 633/644 variables, and 610 constraints, problems are : Problem set: 0 solved, 206 unsolved in 75019 ms.
Refiners :[Positive P Invariants (semi-flows): 35/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 340/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 134860ms problems are : Problem set: 0 solved, 206 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 206 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 26 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 351/351 places, 293/293 transitions.
RANDOM walk for 4000000 steps (54386 resets) in 90441 ms. (44 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (92 resets) in 203 ms. (196 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (92 resets) in 232 ms. (171 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (94 resets) in 213 ms. (186 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (92 resets) in 197 ms. (202 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (100 resets) in 186 ms. (213 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (84 resets) in 282 ms. (141 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (87 resets) in 375 ms. (106 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 318 ms. (125 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (96 resets) in 251 ms. (158 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 253 ms. (157 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (87 resets) in 277 ms. (143 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (85 resets) in 230 ms. (173 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (83 resets) in 248 ms. (160 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (87 resets) in 232 ms. (171 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (84 resets) in 262 ms. (152 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (87 resets) in 216 ms. (184 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (88 resets) in 250 ms. (159 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (87 resets) in 209 ms. (190 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (90 resets) in 240 ms. (165 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (95 resets) in 188 ms. (211 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (98 resets) in 238 ms. (167 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 287 ms. (138 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (97 resets) in 344 ms. (115 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (87 resets) in 243 ms. (163 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (84 resets) in 259 ms. (153 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (90 resets) in 274 ms. (145 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (96 resets) in 269 ms. (148 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (91 resets) in 236 ms. (168 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (93 resets) in 215 ms. (185 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (92 resets) in 241 ms. (165 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (88 resets) in 251 ms. (158 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (83 resets) in 239 ms. (166 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (93 resets) in 239 ms. (166 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 213 ms. (186 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (90 resets) in 234 ms. (170 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (89 resets) in 261 ms. (152 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (96 resets) in 214 ms. (186 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (82 resets) in 227 ms. (175 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 194 ms. (205 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (88 resets) in 243 ms. (163 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 200 ms. (199 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (89 resets) in 244 ms. (163 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (86 resets) in 266 ms. (149 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (97 resets) in 200 ms. (199 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 203 ms. (196 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40002 steps (79 resets) in 179 ms. (222 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (101 resets) in 208 ms. (191 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40004 steps (85 resets) in 205 ms. (194 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (91 resets) in 204 ms. (195 steps per ms) remains 206/206 properties
BEST_FIRST walk for 40003 steps (89 resets) in 305 ms. (130 steps per ms) remains 206/206 properties
SDD proceeding with computation,237 properties remain. new max is 1024
SDD size :2.16641e+07 after 2.61432e+07
Probabilistic random walk after 10000001 steps, saw 1268380 distinct states, run finished after 73872 ms. (steps per millisecond=135 ) properties seen :0
[2026-05-23 12:07:19] [INFO ] Invariant cache hit.
[2026-05-23 12:07:19] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
Invariant property smplace_346 does not hold.
Invariant property smplace_345 does not hold.
Invariant property smplace_343 does not hold.
Invariant property smplace_274 does not hold.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 56/262 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 35/297 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 25/322 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/322 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 7 (OVERLAPS) 7/329 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/329 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 9 (OVERLAPS) 280/609 variables, 329/384 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/609 variables, 2/386 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/609 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 12 (OVERLAPS) 24/633 variables, 11/397 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/633 variables, 4/401 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/633 variables, 0/401 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 15 (OVERLAPS) 1/634 variables, 1/402 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/634 variables, 1/403 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/634 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 18 (OVERLAPS) 10/644 variables, 10/413 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Detected timeout of ITS tools.
[2026-05-23 12:08:09] [INFO ] Flatten gal took : 38 ms
[2026-05-23 12:08:09] [INFO ] Applying decomposition
[2026-05-23 12:08:09] [INFO ] Flatten gal took : 39 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph1440986695823221462.txt' '-o' '/tmp/graph1440986695823221462.bin' '-w' '/tmp/graph1440986695823221462.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1440986695823221462.bin' '-l' '-1' '-v' '-w' '/tmp/graph1440986695823221462.weights' '-q' '0' '-e' '0.001'
[2026-05-23 12:08:10] [INFO ] Decomposing Gal with order
[2026-05-23 12:08:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 12:08:10] [INFO ] Removed a total of 15 redundant transitions.
[2026-05-23 12:08:10] [INFO ] Flatten gal took : 145 ms
At refinement iteration 20 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 206 unsolved
[2026-05-23 12:08:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 26 ms.
[2026-05-23 12:08:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17982758031079187108.gal : 14 ms
[2026-05-23 12:08:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7254576213913565186.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17982758031079187108.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7254576213913565186.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality7254576213913565186.prop.
SDD proceeding with computation,206 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,206 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,206 properties remain. new max is 16
SDD size :5 after 293
SDD proceeding with computation,206 properties remain. new max is 32
SDD size :293 after 1353
SDD proceeding with computation,206 properties remain. new max is 64
SDD size :1353 after 14535
Invariant property smplace_169 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_166 does not hold.
SDD proceeding with computation,202 properties remain. new max is 64
SDD size :14535 after 1.63463e+09
Invariant property smplace_165 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_163 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
SDD proceeding with computation,197 properties remain. new max is 64
SDD size :1.63463e+09 after 2.30145e+09
Invariant property smplace_160 does not hold.
Invariant property smplace_159 does not hold.
Invariant property smplace_158 does not hold.
Invariant property smplace_157 does not hold.
SDD proceeding with computation,193 properties remain. new max is 64
SDD size :2.30145e+09 after 2.83491e+09
Invariant property smplace_156 does not hold.
Invariant property smplace_155 does not hold.
Invariant property smplace_154 does not hold.
SDD proceeding with computation,190 properties remain. new max is 64
SDD size :2.83491e+09 after 3.23501e+09
Invariant property smplace_153 does not hold.
Invariant property smplace_152 does not hold.
Invariant property smplace_151 does not hold.
SDD proceeding with computation,187 properties remain. new max is 64
SDD size :3.23501e+09 after 3.6351e+09
Invariant property smplace_150 does not hold.
Invariant property smplace_149 does not hold.
Invariant property smplace_148 does not hold.
SDD proceeding with computation,184 properties remain. new max is 64
SDD size :3.6351e+09 after 4.0352e+09
Invariant property smplace_147 does not hold.
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
SDD proceeding with computation,181 properties remain. new max is 64
SDD size :4.0352e+09 after 4.43529e+09
Invariant property smplace_144 does not hold.
Invariant property smplace_143 does not hold.
Invariant property smplace_142 does not hold.
SDD proceeding with computation,178 properties remain. new max is 64
SDD size :4.43529e+09 after 4.83539e+09
Invariant property smplace_141 does not hold.
Invariant property smplace_140 does not hold.
Invariant property smplace_139 does not hold.
SDD proceeding with computation,175 properties remain. new max is 64
SDD size :4.83539e+09 after 5.23548e+09
Invariant property smplace_138 does not hold.
Invariant property smplace_137 does not hold.
Invariant property smplace_136 does not hold.
SDD proceeding with computation,172 properties remain. new max is 64
SDD size :5.23548e+09 after 5.63558e+09
Invariant property smplace_135 does not hold.
Invariant property smplace_134 does not hold.
Invariant property smplace_133 does not hold.
SDD proceeding with computation,169 properties remain. new max is 64
SDD size :5.63558e+09 after 6.03568e+09
Invariant property smplace_132 does not hold.
Invariant property smplace_131 does not hold.
Invariant property smplace_130 does not hold.
SDD proceeding with computation,166 properties remain. new max is 64
SDD size :6.03568e+09 after 6.43577e+09
Invariant property smplace_129 does not hold.
Invariant property smplace_128 does not hold.
Invariant property smplace_127 does not hold.
SDD proceeding with computation,163 properties remain. new max is 64
SDD size :6.43577e+09 after 6.83587e+09
Invariant property smplace_126 does not hold.
Invariant property smplace_125 does not hold.
Invariant property smplace_124 does not hold.
SDD proceeding with computation,160 properties remain. new max is 64
SDD size :6.83587e+09 after 7.23596e+09
Invariant property smplace_123 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_121 does not hold.
SDD proceeding with computation,157 properties remain. new max is 64
SDD size :7.23596e+09 after 7.63606e+09
SDD proceeding with computation,157 properties remain. new max is 128
SDD size :7.63606e+09 after 1.15618e+10
SDD proceeding with computation,157 properties remain. new max is 256
SDD size :1.15618e+10 after 2.18889e+10
SDD proceeding with computation,157 properties remain. new max is 512
SDD size :2.18889e+10 after 4.10655e+10
Invariant property smplace_232 does not hold.
Invariant property smplace_231 does not hold.
Invariant property smplace_230 does not hold.
Invariant property smplace_229 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_54 does not hold.
Invariant property smplace_53 does not hold.
SDD proceeding with computation,149 properties remain. new max is 512
SDD size :6.56152e+12 after 6.56181e+12
Invariant property smplace_228 does not hold.
Invariant property smplace_227 does not hold.
Invariant property smplace_226 does not hold.
Invariant property smplace_225 does not hold.
Invariant property smplace_224 does not hold.
Invariant property smplace_223 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_51 does not hold.
Invariant property smplace_50 does not hold.
Invariant property smplace_49 does not hold.
Invariant property smplace_48 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_46 does not hold.
SDD proceeding with computation,129 properties remain. new max is 512
SDD size :1.51251e+13 after 1.65523e+13
Invariant property smplace_222 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_220 does not hold.
Invariant property smplace_219 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_102 does not hold.
Invariant property smplace_101 does not hold.
Invariant property smplace_100 does not hold.
Invariant property smplace_45 does not hold.
Invariant property smplace_44 does not hold.
Invariant property smplace_43 does not hold.
Invariant property smplace_42 does not hold.
SDD proceeding with computation,117 properties remain. new max is 512
SDD size :2.08341e+13 after 2.22614e+13
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 206 unsolved in 54782 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
Invariant property smplace_218 does not hold.
Invariant property smplace_217 does not hold.
Invariant property smplace_216 does not hold.
Invariant property smplace_215 does not hold.
Invariant property smplace_99 does not hold.
Invariant property smplace_98 does not hold.
Invariant property smplace_97 does not hold.
Invariant property smplace_96 does not hold.
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_38 does not hold.
SDD proceeding with computation,105 properties remain. new max is 512
SDD size :2.65431e+13 after 2.79704e+13
Invariant property smplace_214 does not hold.
Invariant property smplace_213 does not hold.
Invariant property smplace_212 does not hold.
Invariant property smplace_95 does not hold.
Invariant property smplace_94 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
Invariant property smplace_35 does not hold.
SDD proceeding with computation,96 properties remain. new max is 512
SDD size :3.08249e+13 after 3.22522e+13
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 110 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 56/262 variables, 7/7 constraints. Problems are: Problem set: 110 solved, 96 unsolved
Invariant property smplace_211 does not hold.
Invariant property smplace_210 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_34 does not hold.
Invariant property smplace_33 does not hold.
SDD proceeding with computation,90 properties remain. new max is 512
SDD size :3.36794e+13 after 3.51067e+13
Invariant property smplace_209 does not hold.
Invariant property smplace_208 does not hold.
Invariant property smplace_207 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_88 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_30 does not hold.
SDD proceeding with computation,81 properties remain. new max is 512
SDD size :3.79612e+13 after 3.93885e+13
Invariant property smplace_206 does not hold.
Invariant property smplace_205 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_28 does not hold.
SDD proceeding with computation,75 properties remain. new max is 512
SDD size :4.08157e+13 after 4.2243e+13
At refinement iteration 2 (INCLUDED_ONLY) 0/262 variables, 0/7 constraints. Problems are: Problem set: 131 solved, 75 unsolved
At refinement iteration 3 (OVERLAPS) 35/297 variables, 24/31 constraints. Problems are: Problem set: 131 solved, 75 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 12:08:16] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 4 ms to minimize.
Invariant property smplace_204 does not hold.
Invariant property smplace_203 does not hold.
Invariant property smplace_202 does not hold.
Invariant property smplace_85 does not hold.
Invariant property smplace_84 does not hold.
Invariant property smplace_27 does not hold.
Invariant property smplace_26 does not hold.
SDD proceeding with computation,68 properties remain. new max is 512
SDD size :4.50975e+13 after 4.51004e+13
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 1/32 constraints. Problems are: Problem set: 138 solved, 68 unsolved
Invariant property smplace_201 does not hold.
Invariant property smplace_200 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_82 does not hold.
Invariant property smplace_81 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_23 does not hold.
SDD proceeding with computation,60 properties remain. new max is 512
SDD size :4.7952e+13 after 4.93793e+13
Invariant property smplace_199 does not hold.
Invariant property smplace_198 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_21 does not hold.
SDD proceeding with computation,54 properties remain. new max is 512
SDD size :5.08065e+13 after 5.22338e+13
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 0/32 constraints. Problems are: Problem set: 152 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 25/322 variables, 17/49 constraints. Problems are: Problem set: 152 solved, 54 unsolved
Invariant property smplace_197 does not hold.
Invariant property smplace_196 does not hold.
Invariant property smplace_195 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_77 does not hold.
Invariant property smplace_20 does not hold.
Invariant property smplace_19 does not hold.
SDD proceeding with computation,47 properties remain. new max is 512
SDD size :5.50883e+13 after 5.56905e+13
At refinement iteration 7 (INCLUDED_ONLY) 0/322 variables, 0/49 constraints. Problems are: Problem set: 159 solved, 47 unsolved
At refinement iteration 8 (OVERLAPS) 7/329 variables, 7/56 constraints. Problems are: Problem set: 159 solved, 47 unsolved
Invariant property smplace_194 does not hold.
Invariant property smplace_193 does not hold.
Invariant property smplace_76 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_74 does not hold.
Invariant property smplace_18 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
SDD proceeding with computation,39 properties remain. new max is 512
SDD size :5.79428e+13 after 5.93701e+13
At refinement iteration 9 (INCLUDED_ONLY) 0/329 variables, 0/56 constraints. Problems are: Problem set: 167 solved, 39 unsolved
Invariant property smplace_192 does not hold.
Invariant property smplace_191 does not hold.
Invariant property smplace_73 does not hold.
Invariant property smplace_72 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
SDD proceeding with computation,33 properties remain. new max is 512
SDD size :6.07973e+13 after 6.22246e+13
Invariant property smplace_190 does not hold.
Invariant property smplace_189 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_71 does not hold.
Invariant property smplace_70 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_11 does not hold.
SDD proceeding with computation,25 properties remain. new max is 512
SDD size :6.50791e+13 after 6.55231e+13
At refinement iteration 10 (OVERLAPS) 280/609 variables, 329/385 constraints. Problems are: Problem set: 181 solved, 25 unsolved
Invariant property smplace_187 does not hold.
Invariant property smplace_186 does not hold.
Invariant property smplace_69 does not hold.
Invariant property smplace_68 does not hold.
Invariant property smplace_67 does not hold.
Invariant property smplace_10 does not hold.
Invariant property smplace_9 does not hold.
SDD proceeding with computation,18 properties remain. new max is 512
SDD size :6.79336e+13 after 6.93609e+13
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_66 does not hold.
Invariant property smplace_65 does not hold.
Invariant property smplace_8 does not hold.
Invariant property smplace_7 does not hold.
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :7.07881e+13 after 7.22154e+13
At refinement iteration 11 (INCLUDED_ONLY) 0/609 variables, 2/387 constraints. Problems are: Problem set: 194 solved, 12 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/609 variables, 12/399 constraints. Problems are: Problem set: 194 solved, 12 unsolved
Invariant property smplace_183 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_64 does not hold.
Invariant property smplace_63 does not hold.
Invariant property smplace_62 does not hold.
Invariant property smplace_6 does not hold.
Invariant property smplace_5 does not hold.
Invariant property smplace_4 does not hold.
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :7.50699e+13 after 7.64972e+13
Invariant property smplace_61 does not hold.
Invariant property smplace_3 does not hold.
Invariant property smplace_2 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 513 fixpoint passes
After SMT solving in domain Int declared 609/644 variables, and 399 constraints, problems are : Problem set: 206 solved, 0 unsolved in 7459 ms.
Refiners :[Positive P Invariants (semi-flows): 31/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 329/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 12/206 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62301ms problems are : Problem set: 206 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 311 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL USE_NUPN
Total runtime 614365 ms.

BK_STOP 1779538101854

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DES-PT-60a"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 gold2025"
echo " Input is DES-PT-60a, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r096-smll-177946996500278"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-60a.tgz
mv DES-PT-60a execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;